1ST YEAR COMMON FOR ALL STREAMENGLISH & COMMUNICATION SKILLS

CODE 101 L T P1 -- 2

RATIONALEThe students seeking admission to the diploma courses do not have the

required proficiency in English. It has, therefore, been decided to introduce English and Communication Techniques to help them to attain proficiency in the subject.

CONTENTSL

1. Narration, Voice, Basic Sentence Patterns. (Nine basic 5sentence patterns)

2. Transformation of Sentences, Determiners, Preposition. 7

3. Tenses, Common errors (Noun, Pronoun, Articles, 7Adverb, Punctuation, Preposition etc.)

4. Modals in Conversational Usage, Prefix, Suffix, 4Idioms & Phrasal verbs : ModalsCan, Could, Should ,Will, Would, May, Might, Must, Need not, Dare not, Ought to, Used to.PhrasesAt all; In stead of; In Spite of; As well as; Set up; Up set; Look up; Call off; Call out; Come across; Set right; Look other.IdiomsWork up (excite); Break down; Stand up for; Turn down; Pass away; Pass on; Back up; Back out; Carry out; Done for (ruined); Bring about; Go through; Ran over; Look up (improve); Pick out (selected).

5. Composition - 1. Unseen Passage, Precis Writing 2

6. Letter Writing, Paragraph Writing, Report Writing 3

7. Essay Writing - Essays on general and local topics related 2to environmental problems.

1

PRACTICALSWe envisage two successive stages for attaining skill in communication ability;1. Listening2. Speaking We can club them together as shown above.

P1. Listening: 6

1.1 For improving listening skills the following steps are recommended, 1.1.1 Listen to Prerecorded Tapes1.1.2 Reproduce Vocally what has been heard 1.1.3 Reproduce in Written form 1.1.4 Summarise the text heard 1.1.5 Suggest Substitution of Words and Sentences 1.1.6 Answer Questions related to the taped text 1.1.7 Summarise in Writing

2. Speaking: 62.1 Introducing English consonant-sounds and vowel-sounds.

2.1.1 Remedial excercises where necessary 2.2 Knowing Word stress

Shifting word stress in poly-syllabic words[ For pronunciation practice read aloud a para or page regularly while others monitor]

3. Vocabulary: 103.1 Synonyms. Homonyms. Antonyms and Homophones 3.2 Words often confused, as for example,

[I-me; your-yours; its-it's; comprehensible-comprehensive; complement-compliment]

3.3 Context-based meanings of the words, for example,3.3.1 man[N] man[vb]; step[|N| ,step[vb]3.3.2 conflict _________Israel Palestinian conflict

Emotional conflict, Ideas conflict

3.3.3 learn ——— 1 learn at this schoolI learnt from the morning news

4. Delivering Short Discourses: 154.1. About oneself4.2 Describing a Place, Person, Object4.3 Describing a Picture, Photo.

5. Group Discussion : 155.1 Developing skill to initiate a discussion [How to open] 5.2 Snatching initiative from others [Watch for weak points, etc.]

6. Expand a topic-sentence into 4-5 sentence narrative. 8

Note : 1. The Medium of teaching and examination will be English.2. The Question on Essay Writing (Unit-7) will be compulsory. The student will

have to attempt one essay out of two, touching the given points on general/ local topic related to environmental problems.

3. At least on question will be set from each unit.4. No theory question will be set from syllabus of practicals. REFERENCE BOOKS :

1. Intermediate English Grammar Raymond Murphy, Pub: Foundation Books, New Delhi

2. Eng. Grammar, usage & Composition Tickoo & SubramanianPub: S.Chand and Co.

3. Living Eng. Structure Stannard Alien. Pub: Longman

4. A Practical Eng. Grammar Thomson and Martinet. (and its Exercise Books) Pub : ELBS

5. High School English Grammar Wren & Martin.and Composition

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3

APPLIED PHYSICSCODE 102 L T P

3 -- 2RATIONALE

Physics is an applied science from which all engineering technologies have evolved, therefore, a thorough knowledge of the basic principles & applied aspects will help students understand, apply & evolve technologies more effectively and there by improve the life of the society.

CONTENTS L1. Units and Dimensions : 6

1.1 Idea of various systems of unitsSI units - Basic, Supplementary and Derived Units,Prefixes & Symbols

1.2 Dimensions and Dimensional Formulae1.3 Principle of Homogeneity of Dimensions1.4 Dimensional Analysis1.5 Applications and Limitations

2. Elasticity : 42.1 Elasticity2.2 Stress and Strain2.3 Elastic Limit & Hooke's law2.4 Young’s Modulus, Bulk Modules & Modulus of Rigidity,

Poisson's Ratio

3. Properties of Liquids: 73.1 Surface Tension & Surface Energy3.2 Cohesive & Adhesive Force3.3 Angle of Contact3.4 Capillarity & Expression for Surface Tension3.5 Streamline & Turbulent Flow3.6 Reynold Number.3.7 Viscosity & Coefficient of Viscosity3.8 Stoke's law & Terminal Velocity

4. Gravitation & Satellites: 64.1 Newton's law of Gravitation4.2 Acceleration due to Gravity4.3 Kepler's laws of Planetary Motion (statement only)4.4 Artificial Satellite (simple idea), Geo-Stationary Satellites4.5 Escape Velocity4.6 Velocity & Time Period of an Artificial Satellite.

5. Sound Waves: 85.1 Velocity of Sound Waves

5.1.1 Newton's Formula

5.1.2 Laplace Correction5.1.3 Factors affecting Velocity of Sound Waves

5.2 Propagation of Progressive Wave, Displacement, Velocity and Acceleration of a particle during propagation of wave

5.3 Superposition of Waves5.3.1 Stationary Waves (without mathematical analysis)5.3.2 Resonance tube

6. Transfer of Heat: 76.1 Modes of Transmission of Heat - Idea of Conduction,

Convection & Radiation6.2 Thermal Conductivity & Coefficient of Thermal Conductivity6.3 Black Body6.4 Kirchoff's Laws & Stefan Boltzmann Law (statement only)6.5 Newton's Law of Cooling & its Derivation from Stefan's Law

7. Electrostatics: 77.1 Coulomb’s Law7.2 Intensity of Electric Field, Intensity due to a Point Charge 7.3 Electric Lines of Forces & Electric Flux7.4 Electric Potential, Electric Potential due to a Point Charge

8. D.C. Circuits : 78.1 Resistivity, Effect of Temperature on Resistance8.2 Ohm’s Law8.3 Resistance in Series and Parallel and their Combination8.4 Kirchoff’s Law 8.5 Wheatstone Bridge8.6 Meter Bridge8.7 Principle of Potentiometer

9. A.C. Circuits: 89.1 Faraday's Laws of Electro Magnetic Induction, Lenz's Law9.2 Self and Mutual Inductance9.3 Alternating Current, Phase & Phase Difference9.4 Instantaneous, Average and rms value of AC9.5 Behaviour of Resistance, Capacitance and Inductance in an

AC Circuit9.6 AC Circuits Containing, R-L, R-C and LCR in Series9.7 Power in AC Circuit and Power Factor9.8 Choke Coil

10. Semi Conductor Physics: 910.1 Energy Bands in Conductor, Semi Conductor & Insulator10.2 Chemical Bonds in Semiconductor10.3 Intrinsic and Extrinsic Semiconductors10.4 PN-Junction Diode, Working, Biasing and Characteristics Curves10.5 Zener Diode and Voltage Regulation using it

5

10.6 Half Wave & Full Wave Rectifiers (only working, no derivations)

10.7 Junction Transistors, Working, Biasing and Characteristic Curves10.8 Brief Idea of Using Transistors as an Amplifier (without

mathematical analysis)

11. Modern Physics: 811.1 Photo Electric Effect11.2 Einstein's Equation11.3 Photo Cells11.4 Lasers

11.4.1 Stimulated Emission and Population Inversion11.4.2 Types of Laser - Helium Neon and Ruby Laser11.4.3 Application of Lasers (brief idea only)

11.4.3.1 Material Processing11.4.3.2 Lasers in Communication11.4.3.3 Medical Applications

12. Nuclear Physics: 812.1 Idea of Nuclear Force12.2 Mass - Defect and Binding Energy12.3 Nuclear Reactions, 12.4 Natural and Artificial Radioactivity12.5 Law of Radioactive Disintegration12.6 Half Life & Mean Life12.7 Idea of Nuclear Fission and Fusion12.8 Chain Reaction12.9 Nuclear Reactor

13. Pollution and its control: 513.1 Introduction to Pollution – Water, Air, Soil , Noise, Nuclear and

mental pollution13.2 Types of Pollution13.3 Brief idea about Noise Pollution and its Control13.4 Nuclear Hazards13.5 Nuclear Waste Management

PRACTICALS

At least 15 experiments to be performed from the following list :-

1. To Measure Internal Dia, External Dia and Depth of a Calorimeter using Vernier Callipers.

2. To Measure Density of a Wire using Screwgauge3. To Measure Radius of Curvature of a Lens, Mirror using Spherometer.4. To Determine Refractive Index of Glass using Prism.5. To Determine the Refractive Index of Glass using Travelling Microscope6. To Determine Focal Length of a Convex Lens by Displacement Method.

7. To Determine the Velocity of Sound at O0c using Resonance Tube.8. To Determine Young’s Modulus of Elasticity using Searle’s Apparatus.9. To Determine Acceleration due to Gravity using Simple Pendulum.10. To Verify Newton’s Law of Cooling. 11. To Verify Law of Resistances.12. To Determine Specific Resistance of Material using Meter Bridge.13. To Determine Internal Resistance of a Primary Cell using Potentiometer.14. To Compare emf of two Primary Cells using a Potentiometer.15. To Draw Characteristic Curves of PN Diode and Determine its Static and

Dynamic Resistance.16. To Draw Characteristic Curves of a PNP/NPN Transistor in CB/CE

Configuration.17. To Measure Resistance of a Galvanometer by Half-Deflection Method.

REFERENCE BOOKS :

1. Engineering Physics Gaur & Gupta2. Applied Physics Vol.-I Hari Harlal, NITTTR3. Applied Physics Vol.-II Hari Harlal, NITTTR4. A Text Book of Applied Physics N.S. Kumar5. Principles of Physics Brijlal, Subhramanyam

* * * * *

7

APPLIED CHEMISTRY CODE 103 L T P

2 -- 2RATIONALE

It is essential that one has to understand the fundamentals of basic sciences before trying to learn their application in various branches. In framing the curriculum of chemistry, emphasis has been laid on the teaching of such topics, which have a bearing on the topics of various branches of engineering. With this object in view, some important fundamental topics of chemistry have been included in this syllabus.

CONTENTS L

1. Atomic Structure: 41.1 Constituents of the Atom1.2 Bohr's Model of the Atom1.3 Quantum Number and Electronic Energy Levels1.4 Aufbau's Principle, Pauli's Exclusion Principle, Hund's Rule,

n + l Rule1.5 Electronic Configuration of Elements ( s,p,d Block Elements)

2. Development of Periodic Table: 32.1 Modern Periodic Law, Long form of Periodic Table.2.2 Study of Periodicity in Physical and Chemical Properties with

special reference to : - Atomic and Ionic Radii, Ionisation Potential. Electron Affinity. Electronegativity. Variation of Effective Nuclear Charge in a Period. Metallic Character.

3. Electro Chemistry: 43.1 Ionisation, Degree of Ionisation, Factors which Influence Degree

of Ionisation .3.2 Hydrolysis – Degree of Hydrolysis, Hydrolysis Constant.3.3 pH Value3.4 Buffer Solution 3.5 Electrolysis, Faraday's Laws of Electrolysis

4. Kinetic Theory of Gases: 34.1 Postulates of kinetic Theory4.2 Ideal Gas Equation, Pressure and Volume Corrections, Vender

Walls Equations4.3 Liquefaction of Gases, Critical Pressure and Critical Temperature

for Liquefaction. 4.4 Liquefaction of Gases by Joule – Thomson Effect,

Claude's Method and Linde's Method

5. Carbon Chemistry: 35.1 Definition of Organic Chemistry. Difference between Organic

and Inorganic Compounds.

5.2 Classification and Nomenclature - Open Chain and Closed Chain Compounds, IUPAC System of Nomenclature. (upto C5).

6. Metals and Alloys: 36.1 General Principles and Terms listed in Metallurgy 6.2 Metallurgy of Iron and Steel6.3 Different forms of Iron6.4 Effect of Impurities on Iron and Steel6.5 Effect of Alloying Elements in Steel

7. Pollution: 6

7.1 Water Pollution 7.1.1 Causes and Effects7.1.2 Treatment of Industrial Water Discharges -

Screening, Skimming and Sedimentation Tanks, Coagulation, Reductions, Chlorination, Biological Methods.

7.2 Air Pollution 7.2.1 Causes and Effects7.2.2 Control Methods – Electrostatic Precipitator, Scrubbers,

Gravitational Setting Methods, by Plants.7.3 Awareness on Green House Effect, Depletion of Ozone Layer

and Acid rain.

8. Water: 68.1 Sources of Water8.2 Hardness of Water.8.3 Degree of Hardness, Estimation of Hardness by EDTA method,

Problems on Calculation of Hardness8.4 Disadvantages of Hardness8.5 Softening Methods

8.5.1 Lime-Soda Method 8.5.2 Permutite Method8.5.3 Ion -Exchange Method

8.6 Problems on Softening of Water8.7 Drinking Water, its Requisites, Purification and Sterilization of

Water.

9. Fuels: 69.1 Definition, Classification9.2 Calorific Value (HCV and LCV) and Numerical Problems on

Calorific Value9.3 Combustion of Fuels, Numerical Problems on Combustion 9.4 Solid Fuels

9.4.1 Coal and Coke9.5 Liquid Fuels

9.5.1 Petroleum and its Distillation

9

9.5.2 Cracking, Octane and Cetane Values of Liquid Fuels9.5.3 Synthetic Petrol, Power Alcohol

9.6 Bio-Gas 9.7 Nuclear Fuels – Introduction to Fission and Fusion Reactions.

10. Corrosion: 310.1 Definition10.2 Theories ff Corrosion

10.2.1 Acid Theory (Rusting) 10.2.2 Direct Chemical Corrosion or Dry Corrosion 10.2.3 Wet Corrosion or Electro-Chemical Corrosion

(Galvanic and Concentration Cell Corrosion)10.3 Various Methods for Protection from Corrosion

11. Polymers: 511.1 Definition11.2 Plastics

11.2.1 Classification, Constituents11.2.2 Preparation, Properties and Uses of Polythene, Bakelite

Terylene and Nylon.11.3 Rubber

11.3.1 Natural Rubber, Vulcanisalion11.3.2 Synthetic Rubbers - Buna - N, Buna-S, Butyl

and Neoprene

12 Cement and Glass: 312.1 Manufacturing of Portland Cement12.2 Chemistry of Setting and Hardening of Cement12.3 Glass : Preparation, Varieties and Uses.

13. Lubricants: 313.1 Definition, Classification13.2 Properties of Lubricants : Viscosity, Oiliness, Flash Point, Fire

Point, Acid Value, Saponificatin, Emulsification, Cloud and Pour Point.

13.3 Artificial Lubricants

14 Miscellaneous Materials: 414.1 Refractories : Definition, Classification and Properties 14.2 Abrasives : Natural and Synthetic Abrasives 14.3 Paint and Varnish : Definition and Function of Constituents 14.4 Soap and Detergents : Definition, Properties and Uses

15. New Engineering Materials: (Brief Idea of Following ) 415.1 Superconductors15.2 Organic Electronic Materials15.3 Fullerences

15.4 Optical Fibres

PRACTICALS

1. Identification of Acid and Basic Radicals in a Salt (Total Numbers = 5)2. Analysis of a Mixture Containing Two Salts (Not Containing Interfacing

Radicals). (Total Numbers = 5)3. Determination of Percentage Purity of an Acid by Titration With Standard

Acid. 4. Determination of Percentage Purity of a Base by Titration With Standard

Alkali Solution. 5. Determination of the Strength of Ferrous Sulphate using Standard Ferrous

Ammonium Sulphate and Potassium Dichromate as Intermediate Solution 6. Determination of the Strength of Farrous Sulfate Solution using Standard

Solution of Thiosulphate. 7. Determination of the Strength of Copper Sulphate Solution using a Standard

Solution of thio Sulphate. 8. Determination of pH Values of Given Samples. 9. Determination of Hardness of Water by EDTA Method. 10 Estimation of Free Chlorine in Water.11. Determination of Acid Value of an Oil.12. Preparation of Soap.

REFERENCE BOOKS :

1. Engineering Chemistry II (Hindi) Mathur and Agarwal2. Chemistry of Engineering Materials C.V. Agarwal3. Engineering Chemistry P.C. Jain and Monika 4. Engineering Chemistry M.M. Uppal5. Engineering Chemistry V.P.Mehta Jain Bros. Jodhpur6. Practical Chemistry for Engineers Virendra Singh7. Hand book of Technical Analysis Bannerji Jain Bros.Jodhpur8. Ik;kZoj.k vocks/k vks>k9. Engineering Chemistry-I(Hindi) Mathur & Agrawal.10. Inorganic Chemistry Shivhare & Lavania.11. Organic Chemistry Kumar & Mehnot12. Practical Engineering Chemistry Dr Renu Gupta & Dr Sapana Dubey13 çk;ksfxd jlk;u foKku Dr R. S. Sindhu &

Dr. Roshan lal pitalia14. A Text book of Engineering Chemistry S. K. Jain & K. D. Gupta15. Engineering Chemistry Dr. K.L. Menaria & Dr Praveen Goyal

* * * * *

APPLIED MATHEMATICSCODE 104 L T P

11

3 2/2 --RATIONALE

Mathematics is the root of engineering. To understand the engineering subjects the knowledge of mathematics is required. This proposed syllabus of mathematics is essential for diploma students of every engineering branch. The maximum number of problems related to engineering should be given to the students in their home assignment. More and more practice of numerical problems is needed for the better understanding of the subject.

CONTENTSL T

1. 1.1 Introduction to Different Types of Expansion: 6 21.1.1 Factorial Notation 1.1.2 Meaning of C(n, r), P(n, r)1.1.3 Binomial Theorem for Positive Index, any Index1.1.4 Exponential Theorem1.1.5 Logarithm Theorem

1.2 Complex Number:1.2.1 Definition of Complex Number 1.2.2 Operations on Complex Number ( Add., Sub.,

Multiplication, Division) 1.2.3 Conjugate Complex Number1.2.4 Modulus and Amplitude of a Complex Number1.2.5 Polar form of a Complex Number

2. Trigonometry: 6 22.1 Allied Angle( sin (180±A), sin (90±A) etc.,2.2 Sum and Difference Formula (without proof) and their

Application2.3 Product Formula and C-D Formula2.4 T-Ratios of Multiple and Sub-Multiple Angles (2A, 3A, A/2)2.5 Solution of Trigonometric Equations : sin X = 0, tan X = 0,

cos X = 0, sin X=A, cos X =A & tan x = A3. Matrices and Determinants: 7 2

3.1 Definition and Properties of Determinants3.2 Definition and Types of Matrix 3.3 Transpose of a Matrix, Symmetric, Skew Symmetric Matrices,

Orthogonal matrices, Hermitian and Skew Hermitian3.4 Minors and Cofactors3.5 Adjoint and Inverse of a Matrix3.6 Cramer's Rule3.7 Solution of Simultaneous Linear Equations by Inverse Matrix

Method.3.8 Characteristic Matrix, Characteristic Equation, Eigen Values &

Vectors, Cayley Hamilton Theorem ( verification only )

4. Numerical Integration : 6 24.1 Trapezoidal Rule

4.2 Simpson's 1/3 Rule4.3 Simpson's 3/8 Rule4.4 Newton - Raphson Rule

5. Two Dimensional Coordinate Geometry: 10 35.1 General Introduction5.2 Distance Formula and Ratio Formula5.3 Co-ordinate of Centroid, In-Centre, Ortho-Centre and Ex-Centre

of a Triangle5.4 Area of Triangle5.5 Straight Line, Slope form, Intercept form, Perpendicular form,

One Point Slope form, Two Point form & General form5.6 Angle between Two Lines5.7 Perpendicular Distance of a Line from a Point

6. Conic: 8 36.1 Circle :

6.1.1 Definition and Standard Equations6.1.2 Equations of Tangent and Normal at a Point

(simple problems )6.2 Parabola :

6.2.1 Definition and Standard Equations6.2.2 Equations of Tangent and Normal at a Point

(Simple problems )6.3 Ellipse and Hyperbola :

6.3.1 Definition and Standard Equations6.3.2 Equations of Tangent and Normal at a Point

(simple problems )7. Function: 10 3

7.1 Definition of Function 7.2 Range and Domain of Function 7.3 Types of Function

7.3.1 Absolute Value Function7.3.2 Exponential value Function7.3.3 Identity Function7.3.4 Reciprocal Function7.3.5 Rational and Irrational Function7.3.6 Increasing and decreasing Function

7.4 Limits7.4.1 Concept of Limit7.4.2 L.H.L., R.H.L.7.4.3 Limit of Standard Functions

13

,

( simple problems )

7.5 Concept of Continuity and Differentiability at a Point (simple Problems)

8. Differential Calculus : 7 38.1 Standard Formulae (Except Hyperbolic Function)

8.1.1 Derivative of Sum, difference, Multiplication and Division of two Functions

8.1.2 Differentiation of Function of a Function8.1.3 Logarithmic Differentiation8.1.4 Differentiation of Implicit Functions8.1.5 Differentiation of Parametric Functions8.1.6 Differentiation by Trigonometric Transformations8.1.7 Differentiation of a Function w.r.t. Another Function

8.2 Second Order Derivative

9. Applications of Differential Calculus: 7 39.1 Geometrical meaning of dy / dx . Tangents and Normals 9.2 Angle of Intersection between two Curves9.3 Derivative as a Rate Measurer9.4 Errors and Approximations9.5 Maxima and Minima of Function with one Variable

10. Integral Calculus: 8 210.1 General Introduction of Integral Calculus10.2 Integration of Sum and difference of Functions.10.3 Integration by Simplification10.4 Integration by Substitution10.5 Integration by Parts10.6 Integration of Rational and Irrational Functions

,,,,,2222222222

xax

dx

axx

dx

axx

dxxa

dxax

dx

Additional standard formulae

10.7 Integration of Trigonometric Functions

,

10.8 Definite Integral and its Properties

11. Differential Equations: 10 311.1 Definition of differential Equation. Order, Degree and Solution

of a differential Equation. 11.2 Solution of a differential Equation of First Order and First

Degree using:11.2.1 Variable Separable Method11.2.2 Homogenous Form11.2.3 Reducible to Homogenous Form11.2.4 Linear differential Equation11.2.5 Bernoulli's Equation11.2.6 Exact differential Equation11.2.7 Substitution Method

11.3 Solution of Linear Differential Equation of Higher order with Constant Coefficients11.4 Applications of Differential Equations to L-R, L-C, L-C-R Circuits of Standard Forms

12. Vector Algebra: 5 212.1 Definition, Addition and Subtraction of Vectors12.2 Scalar and Vector Product of two Vectors12.3 Scalar Triple Product and Vector Triple Product12.4 Applications of Vectors in Engineering Problems

REFERENCE BOOKS :

1. Mathematics XI & XII NCERT, New Delhi2. Mathematics XI & XII Rajasthan Board, Ajmer3. Polytechnic Mathematics H. K. Dass4. Text Book on Differential Calculus Chandrika Prasad5. Text Book on Integral Calculus Chandrika Prasad6. Differential Calculus M. Ray, S. S. Seth, & G. C. Sharma 7. Integral Calculus M. Ray, S. S. Seth, & G. C. Sharma

* * * * *

COMPUTER AND INFORMATION TECHNOLOGY FUNDAMENTALS

CODE 105 L T P

15

2 -- 2RATIONALE

Day by day use of computer is increasing for correct, speedy and concise work So it is very essential to educate every technocrat in computer education so that it can be used in regular work.

The contents of this course have been developed with a view to give the students a computer fundamental such as components and operating system. After getting the fundamental knowledge students may go through the advanced field very smoothly.

Information processing and transferring with concise and consistent was is the major goal behind Information Technology. In the present Information Technology scenario a technician should be familiar with basics of Information Computer Communication and Internet.

CONTENTSL

1. Introduction: 121.1 Computer: An Introduction1.2 Generation of Computers & Types : PC, PC/XT, PC/AT, Main Frame,

Super, Lap Top, Pam Top1.3 Data Representation

1.3.1 Bit, Nibble, Byte, Word1.3.2 Number System : Decimal, Binary, Hexadecimal & their

Conversions 1.3.3 Arithmetic Operations (Addition, Subtraction using

Binary Number System1.3.4 1s , 2s Compliment 1.3.5 Coding Technique : BCD, EBCDIC, ASCII

1.4. Idea of:1.4.1 Hardware1.4.2 Software1.4.3 Firmware1.4.4 Free ware1.4.5 Human ware

1.5 Computer Languages and Translators:1.5.1 Machine 1.5.2 Assembly1.5.3 High Level Language1.5.4 Scripting Language 1.5.5 Object Oriented Language1.5.6 Platform Independent Language1.5.7 Translators: Assembler, Interpreter, Compiler

2. Introduction to Computer: 82.1 Central Processing Unit (CPU)2.2 Memory Unit

2.3 Input/ Out Devices : Keyboard, Mouse (Optical), Digitizer, Scanner, Web Camera, Monitor (CRT, TFT) , Printers, Plotters, Bar Code Reader

2.4 Secondary Storage Devices : Floppy, Hard Disk, CD, DVD, Flash Drive

2.5 Block Diagram Showing Interconnection of Computer Parts

3. Operating System : 23.1 Definition of Operating System (OS)3.2 Types of OS

3.2.1 Single user3.2.2 Multi user3.2.3 Multi Programming3.2.4 Time Sharing3.2.5 Multi Processing,

4. Introduction to Windows XP: 74.1 Introduction to Windows Environment4.2 Parts of Windows Screen4.3 Icon, Menu, Start Menu4.4 Minimising, Maximising, Closing Windows4.5 Windows Explorer, Recycle Bin, Clipboard, My Computer, My

Network Places4.6 Control Panel : Adding New Hardware and Software, Display,

Font, Multimedia, Mouse, International System4.7 Accessories: Paint, Media Player, Scan disk, System Information

5. Information Concepts and Processing: 35.1 Definition of Data, Information5.2 Need of Information5.3 Quality of Information5.4 Concepts of Data Security, Privacy, Protection5.5 Computer Virus and their types 5.6 Scanning & Removing Virus

6. Computer and Communication: 76.1 Need of Data Transmission6.2 Data Transmission Media6.3 Baud rate and Bandwidth, Digital and Analog Transmission

Serial and Parallel Data Transfer, Protocols, MODEM.6.4 Networking of Computers : LAN, WAN, MAN, Blue tooth6.6 LAN Topologies: Bus, Star, Ring, Hybrid6.7 Introduction to Ports : RS232, IEEE 488, PS2, USB, UTP

7. Internet: 67.1 Introduction to Internet7.2 Bridges, Routers, Switch, Gate way 7.3 www, Web Site, URL 7.4 e-mail, e-Commerce

17

7.5 Web browsing, Web page 7.6 Introduction to Hyper text & HTML 7.7 Introduction to http & ftp Protocol

8. Information Processing: 12 8.1. Word processor

8.1.1 Introduction to MS-Word8.1.2 Starting MS-Word8.1.3 Special Features of MS-Word8.1.4 Using Help 8.1.5 Opening Document, Typing and Editing8.1.6 Copying, Inserting, Moving, Deleting8.1.7 Copying from One Document to Others .8.1.8 Undo, Redo, Spell Check, Find and Replace8.1.9 Formatting

8.1.9.1 Characters and Fonts 8.1.9.2 Spacing8.1.9.3 Removing Characters Formatting

8.1.10 Inserting Symbols8.1.11 Paragraphs.8.1.12 Page Setting8.1.13 Header and Footer 8.1.14 Page Breaks8.1.15 Borders and Shading8.1.16 Print Preview and Printing8.1.17 Tables and Columns8.1.18 Mail Merge8.1.19 Auto Text and Auto correct8.1.20 Introduction to Macro

8.2 Electronic Spread Sheet8.2.1 Introduction to MS-Excel8.2.2 Working with Spread Sheet8.2.3 Editing the Worksheet

8.2.4 Worksheet Formatting8.2.5 Formula Entering8.2.6 Function Wizard8.2.7 Saving and Printing Work Book 8.2.8 Analysis Tools8.2.9 Data Tools 8.2.10 Charts 8.2.11 Linking Work Sheets8.2.12 Report Wizard 8.2.13 Data Base Application

8.2.13.1 Data Base Components8.2.13.2 Working with Database 8.2.13.3 Creating Excel Database8.2.13.4 Adding Records using Data Form

8.2.13.5 Deleting Records using Menu Command8.2.13.6 Deleting Records using Data Form8.2.13.7 Editing Records8.2.13.8 Finding Records based on Criteria

9. Power Point: 39.1 Introduction to Power Point9.2 Creating a Presentation/Slide9.3 Adding Animation in Slide9.4 Running a Slide Show

PRACTICALSP

1. Study of Computer Components 22. Practice of Computer Booting Process in XP 23. Demonstration of Windows Environment 44. Practice of using My Computer, Windows Explorer 25. Practice of using Control Panel 26. Practice of My Network Places 27. Practice of CD and DVD Writing 28. Practice of Paint 49. Installation of Windows XP by using NTFS File System. 410. Demonstration of Network 211. Visit to Internet Site 2 12. Creating e-mail Account , Sending and Receiving e-mails. 413. Sending e-mail with Attachment & Signature 14. Searching Web Page/ Site using Search Engine : 4

(eg. google.com, yahoo.com, altavista.com etc.)15. Exercise Based on MS-Word: 8

15.1 Document Preparation 15.2 Printing Document 15.3 Mail Merge usage15.4 Draw Table

16. Exercise Based on Ms-Excel : 816.1 Work Book Preparation 16.2 Printing Workbook 16.3 Data-base usage 16.4 Draw Charts

17. Exercise Based on Power Point : 417.1 Creating Slide17.2 Adding, Animations in Slide17.3 Running Slide

18. Creating Simple Web Page using HTML. 4

REFERENCE BOOKS :1. Computer Fundamental V.K. Jain, Standard Pub.

& Distributors 2. PC Software for Windows made simple R.K. Taxali, TMH3. Mastering Windows XP TMH

19

4. BPB Computer Course BPB Editorial Board, BPB in Hindi

5. Introduction to Networking NANCE, PHI6. First Course in Computer Science Sanjeev Saxena, Vikas

Publishing House7. First Look Microsoft Office 2003 Murray, PHI8. Web Based Application Development Ivan Beyross, TMH

using HTML, DHTML, JavascriptPearl/ CGI

* * * * *

APPLIED MECHANICSCODE 106 L T P

2 2/2 2/2 RATIONALE

The Subject deals with the understanding of basic concepts of statics and dynamics and it's application to various disciplines of engineering. Knowledge of this subject is essential for all the disciplines of engineering for better understanding of their respective subjects

CONTENTS L T

1. Force: 2 11.1 Definition1.2 Units1.3 Different Types of Forces.

2. Coplanar Forces: 5 32.1 Resolution of Forces 2.2 Law of Parallelogram of Forces2.3 Resultant of two or more Forces2.4 Basic Conditions of Equilibrium2.5 Lami's Theorem (No Proof)2.6 Jib Crane2 .7 Law of Polygon of Forces (Only Statement)

3. Moment: 5 23.1 Definition, Units & Sign Convention3.2 Principle of Moments3.3 Application of Equilibrium Conditions for non-concurrent Forces

4. Application of Principles of Forces & Moments: 4 24.1 Levers & their Types.4.2 Reactions of Simply Supported Beams (Graphical &

Analytical Method)4.3 Steel Yard.4.4 Lever Safety Valve4.5 Foundry Crane

5. Centre of Gravity: 4 25.1 Concept5.2 Centroid5.3 Calculation of C.G. of Regular Bodies5.4 Calculation of C.G. of Plain Geometrical Figures

6. Friction: 5 36.1 Types of Friction 6.2 Laws of Friction

21

6.3 Angle of Friction6.4 Angle of Repose6.5 Friction on Horizontal and Inclined Plains6.6 Application of Laws of Friction Related to Wedge, Ladder and

Screw Jack.

7. Simple Machines: 7 47.1 Basic Concepts7.2 Loss in Friction7.3 Inclined Plane7.4 Simple & Differential Wheel and Axle

(Neglecting Rope thickness)7.5 Screw Jack7.6 Lifting Crabs7.7 Systems of Pulleys7.8 Worm and Worm Wheel

8. Rectilinear Motion: 3 18.1 Concept8.2 Motion under Constant Velocity8.3 Motion under Constant Acceleration8.4 Velocity-time graph and its uses

9. Motion under Gravity: 3 29.1 Concept9.2 Vertical Motion9.3 Smooth Inclined Plane

10. Projectiles: 4 210.1 Concept10.2 Range, Maximum Height and Time of Flight10.3 Equation of Trajectory 10.4 Calculation of Velocity of Projectile at Certain Height

And at Certain instant

11. Newton's Laws of Motion: 3 111.1 Definitions11.2 Momentum and it's Unit11.3 Application of Second Law of Motion

12. Impact and Collision: 3 112.1 Concept12.2 Impulse and Impulsive Force12.3 Law of Conservation of Momentum12.4 Collision Between Two Rigid Bodies12.5 Newton's Experimental Law of Collision, Coefficient of Restitution

13. Circular Motion: 4 213.1 Concept13.2 Motion under Constant Velocity

13.3 Motion under Constant Acceleration 13.4 Relationship between Linear Velocity and Angular Velocity13.5 Centrifugal and Centripetal Forces, their Applications

14. Work, Power and Energy: 8 414.1 Work Done by a Constant Force14.2 Work Done by Uniform Variable Force

14.2.1 Power14.2.1.1 Indicated Power.14.2.1.2 Brake Power.14.2.1.3 Efficiency 14.2.1.4 Power required for an Engine on Horizontal and

Inclined (smooth and rough) Planes.14.2.2 Energy

14.2.2.1 Potential Energy14.2.2.2 Kinetic Energy of Rectilinear Motion14.2.2.3 Kinetic Rnergy of Circular Motion

PRACTICALS1. Use of Engineering Calculator.2. Verification of the Law of Parallelogram and Polygon of Forces

2.1 By using Force Board2.2 By using Force Table

3. Verification of the Principle of Moments in case of3.1 Compound Lever3.2 Bell crank Lever

4. Determination of Reactions in Case of Simply Supported Beams.5. To Determine Coefficient of Friction between two Surfaces on

5.1 Horizontal Plane5.2 Inclined Plane.

6. Determination of Mechanical Advantage, Velocity Ratio and Efficiencyof Simple Wheel and Axle

7. Determination of Mechanical Advantage, Velocity Ratio and Efficiencyof differential Wheel and Axle

8. Determination of Mechanical Advantage, Velocity Ratio and Efficiencyof Single Purchase Crab

9. Determination of Mechanical Advantage, Velocity Ratio and Efficiencyof Double Purchase Crab

10. Determination of Mechanical Advantage, Velocity Ratio and Efficiency of Worm and Worm Wheel

11. Determination of Mechanical Advantage, Velocity Ratio and Efficiencyof Screw Jack

12. Determination of Mechanical Advantage, Velocity Ratio and Efficiency of First System of Pulleys

13. Determination of Mechanical Advantage, Velocity Ratio and Efficiencyof Second System of Pulleys

14. Determination of Mechanical Advantage, Velocity Ratio and Efficiencyof Third System of Pulleys.

23

15. Determination of Value of "g" by Simple Pendulum.

REFERENCE BOOKS:

1. Engineering Statics (in Hindi ) Gokhru & Soni2. Applied Mechanics (in Hindi) A. R. Paage3. Applied Mechanics I. B. Prasad4. Engineering Mechanics R.S. Khurmi5. Engineering Mechanics A. R. Basu6. Applied Mechanics Practical Soni & Chandel

* * * * *

ENGINEERING DRAWING CODE 107 L T P

-- -- 4RATIONALE

Drawing is the language of engineers. It is the only media of expressing thoughts and imaginations for giving them the practical shape. For developing universal understanding, it is necessary to follow certain universal conventions. This subject is essential for all the discipline of engineering.

CONTENTS

Note: All drawing should be as per IS-SP: 46-1988.

1. Introduction of Drawing Instruments.2. Lines, Lettering and Dimensioning:

2.1 Types of Line2.2 Lettering – Single Stroke, Italics2.3 Various Systems of Placing the Dimensions

3. Geometrical Construction and Engineering Curves:3.1 Regular Polygons of Given Side3.2 Conic sections – Construction of Ellipse, Parabola, Hyperbola3.3 Construction of Cycloid, Epicycloid and Hypocycloid3.4 Construction of Involute, Archimedian Spiral and Cylindrical

Helix

4. Scales: 4.1 Type of Scales (Reducing and Enlarging )4.2 Representative Fraction4.3 Plain and Diagonal Scales

5. Theory of Orthographic Projections :5.1 Introduction of Projections, Reference Planes and Projectors 5.2 Angle of Projections (First Angle and Third Angle Projections)5.3 System of Rotations 5.4 Projection of Points in Different Quadrants

6. Projection of Lines :6.1 Parallel to Both the Planes6.2 Parallel to One and Perpendicular to Other Planes6.3 Parallel to One and Inclined to Other Planes6.4 Inclined to Both the Planes6.5 True Length of a Line and its Apparent and True Inclinations

7. Projection of Planes :

25

7.1 Projection of Triangular, Square, Rectangular, Pentagonal, Hexagonal and Circular Planes.

7.2 Plane Parallel to One & Perpendicular to Other7.3 Plane Perpendicular to Both the Planes.7.4 Plane Perpendicular to One and Inclined to Other Plane.

8. Projection of Solids :8.1 Projection of Cube, Prism, Pyramid, Cylinder and Cone8.2 Projection of Solid whose Axis is Perpendicular to One and

Parallel to Other plane.8.3 Projection of Solid Whose Axis is Parallel to One and Inclined to

Other Plane.8.4 Projection of Solid Whose Axis is Parallel to both the Planes

(excluding inclined to both the planes)

9. Conversion of Pictorial Views into Orthographic Views :9.1 Orthographic Projections of Simple Solid Object from Pictorial /

Isometric view.

10. Section of Solids and Development of Surfaces :10.1 Introduction of Sectional Planes10.2 Sectional Plane Perpendicular to one Reference Plane and

Parallel to other10.3 Sectional Plane Perpendicular to one and Inclined to other10.4 Section of all types of Geometrical Solids. viz, Prism, Pyramid,

Cone and Cylinder.10.5 Apparent Section and True Section.10.6 Development of Surfaces of Regular Solids viz, Prism, Pyramid,

Cone and Cylinder.10.7 Sectional Plan, Sectional Elevation and Sectional Side View and

Development of Surface of Solid after Section.

11. Isometric Projection :11.1 Isometric Axes, Isometric Scale, Isometric Lines and Isometric

Planes11.2 Isometric View and Isometric Projection of Plane (Square,

Rectangular, Pentagonal Hexagonal, Circular)11.3 Isometric View and Isometric Projection of Prism, Pyramid,

Cone, Cylinder, Sphere, their Frustum and Combination of these Solids.

12. Sections and Conventions :12.1 Conventional Method of Representing Full, Half, Removed,

Revolved, Partial and Offset Section.12.2 Section Lines for Different Material as per ISI

Recommendations.

13. Rivets and Riveted Joints:

13.1 Different Types of Rivets -Snap Head, Pan Head with Tapered Neck, Rounded Counter Sunk Head, Flat Counter Sunk Head.

13.2 Lap Joint - Single Riveted, Double Riveted (Chain Riveting and Zigzag Riveting)

13.3 Butt Joint - Single Riveted, Double Riveted Chain Riveting and Zigzag Riveting (using Single and Double Cover Plates)

14. Screw Threads and Fasteners:14.1 Classification of Threads14.2 Profiles and uses of - Metric, BSW, Square, ACME, Knuckle,

Sellers Threads14.3 Machine Screw – Fillister, Flat Counter Sunk, Rounded Counter

Sunk, Cup and Socket.14.4 Set Screws – Oval, Conical, Flat and Cup Pointed14.5 Hexagonal Bolt and Nut, Stud and Collar Stud.

15. Foundation Bolt and Locking Devices:15.1 Drawing and uses of Rag, Lewis and Eye Bolt15.2 Locking by Simple Lock Nut, Split Pin and Spring Washer,

Castle Nut, Locking by Plate

16. Keys and Pulleys:16.1 Drawing and uses of Various Types of Keys - Saddle Key -

Hollow and Flat, Sunk - Rectangular, Square, Key with Gib Head, Woodruff Key

16.2 Pulley - Straight Arms flat Belt Pulley, V-Belt Pulley

17. Shaft Couplings:17.1 Muff Coupling 17.2 Protected Type Flange Coupling.

18. Bearings:18.1 Simple Bush Bearing.

19. Building Drawing:19.1 Introduction of Orientation and Sun Chart Diagram of

Residential Building. 19.2 Section of a Wall Including Foundation19.3 Sectional Plan of One Room and Toilet from Given Sketch

PRACTICALSP

1. Preparation of following on Imperial Size Drawing Sheet :-1.1 Lines, Letters and Scales 81.2 Geometrical Constructions and Engineering Curves. 81.3 Projection of Lines 101.4 Projection of Planes 6

27

1.5 Projection of Solids 10 1.6 Orthographic Projections of Simple objects 121.7 Section and Development of Surfaces of Solids 8

i.e. Cone, Cylinder, Sphere etc.1.8 Section and Development of Surfaces of Prism and 8

Pyramids1.9 Isometric Projections 101.10 Riveted Joints. 6 1.11 Screw Threads and Fasteners 8 1.12 Pulleys 6 1.13 Couplings 6 1.14 Bearing 6 1.15 Building Drawing 8

2. Preparation of following Drawings in Sketch Book (Home Assignment) :2.1 Lettering (On Graph Sheet) 2.2 Projection of Points In Different Quadrants2.3 Isometric Projection of Various Planes2.4 Various Types of Rivet Heads2.5 Section and Conventions2.6 Set Screws2.7 Machine Screws2.8 Foundation Bolts, Keys

REFERENCE BOOKS:1. Engineering Drawing N D Bhatt2. Machine Drawing N D Bhatt3. Engineering Graphics V. Laxmi Narayan4. Machine Drawing V. Laxmi Narayan5. Engineering Drawing P S Gill 6. Machine Drawing M L Mathur7. Engineering Drawing (Hindi) B K Goyal8. Mechanical Engineering Drawing (Hindi) Gupta & Kumar9. Engineering Drawing A C Parkinson

* * * * *

WORKSHOP PRACTICE CODE 108 L T P

-- -- 3RATIONALE

Every student of diploma course is expected to have the knowledge in basic shops like fitting, plumbing, carpentry, welding, sheet metal. It is expected that students should be able to carry out minor installation work / repair work of domestic appliances independently. The theoretical / practical knowledge thus gained will be helpful in achieving that end. With this view this subject is to be taught in all the branches of diploma.

CONTENTSNote : 1. A group of student shall be required to do practicals in all the shops

during the year. The practical examination will be taken in the shops covered during year.

2. Theory parts of syllabus should be dealt with the respective practicals in practicals classes.

3. Students have to prepare a practical notebook showing the names, specifications and uses of tools and equipment for each shop with figures. This notebook shall be submitted at the time of the Board’s practical examinations (PR).

P1. Carpentry Shop : 30

Theory : Exercises :Knowledge of Common Indian Timbers. Name, Functions, Material and Specifications of Common Hand Tools, Holding Tools, Cutting Tools, Measuring and Marking Tools used in Carpentry, Safety Measures.Introduction of Carpentry Joints and their relative Advantages and uses. Elementary Idea about the Wooden Polishing Work.Introduction to Various Carpentry Machine (Band Saw, Circular Saw, Wood Turning Lathe, Wood Planner)

1. Preparation of Cross-Half Lap Joint.

2. Preparation of Dovetail Joint 3. Preparation of Bridle Joint4. Preparation of Mortise and

Tenon Joint 5. Preparation of Mitre Joint6. Demonstration of Job on

Wooden Polishing Work.

2. Welding and Sheet Metal Shop: 30 2.1 Welding Shop:

Theory : Exercises :Introduction to Welding and its Importance in Engineering Practices, Common Materials that can be Welded.

1. Preparation of a Butt Joint by Gas Welding.

2. Preparation of Lap Joint by Electric arc Welding.

3. Preparation of T-Joint by

29

Gas Welding Theory : Gas Welding Equipment Adjustment of different types of Flames, Practice in Handling Gas Welding Equipment .

Electric arc Welding Theory (AC and DC), Safety Precautions while using Electric arc Welding. Practice in Setting Current and Voltage for Striking Proper arc.Common Welding Defects and Inspection, various type of Joints, end Edge Preparation.

Explain Soldering, Brazing and Tipping of Tools, Gas Cutting Theory

Electric arc Welding.4. Demonstration on Brazing by

the Instructor.5. Demonstration on Soldering.6. Demonstration on Gas Cutting.

2.2 Sheet Metal Shop: Theory : Exercises :Name, Functions and Specification of Common Sheet Metal Tools Like Slakes, Hammers, Hand Snips, Hand Punches, Groovers, Rivet Sets, Chisels

Name and Function of Marking and Measuring Tools - Scale, Circumference Rule, Straight Edge, Scriber, Semi Circular Protector, Trammel.

Preliminary Idea of Simple Sheet Metal Operations, Different Types of Sheet Metal Edges and Joints, Riveting Methods. Development of Surface in Sheet Metal Work

Preparation of following utility Jobs Involving Various Sheet Metal Joints (Single and Double Hem Joints, Wired Edge, Lap Joint, Grooved Seam Joint, Single and Double Seam Joint) and Exercises (Soldering and Riveting Joints) 1. Preparation of a Soap Tray &

Mug2. Preparation of Funnel.

3. Fitting and Plumbing Shop: 30 3.1 Fitting shop:

Theory : Exercises :Introduction to different materials used in Fitting Shop. Description of Work Bench, Names, Functions and Specification of Holding Devices.

Specification of Files, Precautions While Filing.

1. Marking Filing & Hack Sawing Practice.

2. Production of Utility Job involving Marking, Filling and Hack Sawing.

3. Production of Utility Job involving Marking, Filling and

Marking of Jobs, use of Marking and Measuring Tools.

What is Chipping, Where Chipping is done. Names Functions and Specifications of Chisels, Hammers etc.Simple Operation of Hacksawing, different types of Blades, and their uses, Fitting of Blade in Hacksaw Frame.

Name, Functions and Specifications of Drills, Selection of Drills for Tapping, Types of Tapes, Tapping and Dieing Operations. Precaution While Drilling Soft Metals, Specially Lead.

Hack Sawing Drilling and Tapping.

3.2 Plumbing shop: Theory : Exercises :Classification of Pipes According to Materials and use I.S.I. Specification for Pipes. Introductions to Cement and PVC Pipes and their uses.

Names Functions and Specifications of Plumbing Tools and Accessories- such as Pipe Dies, Wrenches, and Pipe Vices. Different Pipe Fittings.

1. Cutting and Threading on G.I. Pipe

2. Exercise on PVC Pipe Fitting.3. Repair of Taps and Cocks.

REFERENCE BOOKS: 1. Workshop Technology Gupta & Malani2. Workshop Technology Kumar & Mittal3. Workshop Technology Hajra, Chaudhary4. Workshop Technology B.S. Raghhuwanshi5. Workshop Technology (Hindi) Tahil Maghnani6. Workshop Technology (Hindi) Vinay Kumar7. Domestic Devices and Appliances K.B. Bhatia

*****

31

ELECTRICAL & ELECTRONICS WORKSHOPCODE 109 L T P

-- -- 3A - ELECTRICAL WORKSHOP

P1. Study of Symbol, Specification and Approximate Cost of 6

Common Electrical Accessories, Tools and Wires & Cables Required for Domestic Installation.

2. Study of : 32.1 Basic Electricity Rules for a Domestic Consumer2.2 Safety Precautions & use of Fire Fighting Equipments

3. Use of series of Phase Tester, Series Test Lamp, Tong Tester and 3Megger in Testing of Electrical Installation.

4. 4.1 Prepare a Potential Divider and Measure Resistance of a 3 Filament Lamp Using Voltmeter and Ammeter.

4.2 Measurement of Power and Energy Consumption by an Electric Heater using Watt Meter and Energy Meter.

5. Preparation of Wiring Diagram, Wiring, Testing, Fault Finding & 9Costing for : 5.1 Control of one Lamp by one Switch (using Batten and

Tumbler Switch)5.2 Control of Stair Case Wiring (using Casing Capping,

CFL and Flush Type Switches)5.3 Control of one Bell Buzzer and Indicator by one Switch

(using Conduit and Flush type Switch)6. Prepare one Switch Board as per Institutional Requirement 3

(using Flush type Switches, Sockets, MCB, ELCB, Etc.)7. Study, Connecting, Testing and Fault Finding of 6

7.1 Fluorescent Tube and its Accessories7.2 Ceiling Fan with resistance type and Electronic Regulator

8. Study, Functioning, Fault Finding & Repairing of following 6Domestic Appliances -8.1 Automatic Electric Iron8.2 Air Cooler8.3 Electric Water Pump

9. Design, Draw and Estimate the Material required for Installation 6For a small Residential Building/ Office/ Hall.

* Accessories used in all above Experiments must be According to Latest Technology.

B - ELECTRONICS WORKSHOPP

1. Identification of following Resistors and finding their Values: 31.1 Carbon and Metal Film1.2 Variable Resistance Log and Linear1.3 Semi Variable Preset of One Turn & Multiturn

2. Identification of following Capacitor and finding their Values: 32.1 Mica2.2 Ceramic2.3 Polysterene2.4 Electrolytic2.5 Tantalum

3. Identification of following Switches and Study of their Working Mechanism: 33.1 Toggel3.2 Bandswiteh3.3 Rotary3.4 Push to on and off3.5 Press to on and off

4. Identification and Testing of following type of Connectors: 34.1 Rack and Panel4.2 Printed Circuit Edge4.3 Coaxial 4.4 Tape & Ribbon4.5 Plate

5. Study of Different Relays and their Contacts. 36. Study of following Tools used in Electronic Workshop: 3

6.1 Component Lead Cutter 6.2 Wire Strippers 6.3 Soldering Iron & Soldering Station6.4 De-Solder Pump

7. Measurement of Voltage, Current and Resistance using Analog & Digital Multimeter. 3

8. Testing of Electronic, Component such as Capacitor, Inductor, Diode and Transistor. 3

9. Measurement of Amplitude & Frequency of a Signal using CRO. 610. Verification of Ohm’s law using Resistive Circuit and Analog 6

Meters.11. Soldering of different passive component combination on general 6

purpose PCB.12. Sketching of different Electronic Components Symbol on Drawing 3

Sheet.

REFERENCE BOOKS:

33

1. Electrical Workshop M.L. Gupta2. Domestic Devices & Appliances K.B. Bhatia3. Electrical Workshop S.L. Uppal4. Electrical Component & Shop Practice K.R. Nahar5. Maintenance of Electrical Equipments K. S. Janwal6. Hand Book of Philips Component

* * * * *

2ND YEARDiploma in Automobile Engineering

STRENGTH OF MATERIALS - I

CODE MA 31 L T P AR 31/CE 31/ME 31/MP 31 2 2/2 2

RATIONALE

In Engineering every structure or machine element is designed for a particular application. Then it is tested. A Diploma holder should be capable of designing the various elements for particular requirements. For this he must be able to calculate the stresses in an elements and their nature.

CONTENTS

1. Simple Stress and Strain :

1.1 Various mechanical properties

1.1.1 Elasticity1.1.2 Plasticity1.1.3 Ductility1.1.4 Brittleness1.1.5 Toughness1.1.6 Hardness

1.2 Concept of stress and strain

1.2.1 Type of force - Direct, shear1.2.2 Stress - Tensile, compressive, shear

1.3 Hook's law

1.3.1 Statement of Hook's law1.3.2 Young's modulus of elasticity1.3.3 Tensile test diagram

1.3.3.1 Gauge length

35

1.3.3.2 Limit of proportionality1.3.3.3 Elastic limit1.3.3.4 Yield point, Yield strength1.3.3.5 Ultimate stress1.3.3.6 Rupture strength1.3.3.7 Nominal stress1.3.3.8 Proof stress

1.4 Working stress and factor of safety1.5 Stress and strain calculations

1.5.1 Principle of superposition1.5.2 Bar of homogeneous section

1.5.2.1 Bar of uniform cross-section1.5.2.2 Bar of steeped cross-section

1.5.3 Bar of composite section

1.6 Temperature stresses

1.6.1 Homogeneous section1.6.2 Composite section

1.7 Shear stresses

1.7.1 Modulus of rigidity1.7.2 Complementary shear stress1.7.3 Concept of single shear and double shear 1.7.4 Shear strain

1.8 Poisson's ratio and volumetric strain

1.8.1 Lateral strain 1.8.2 Longitudinal strain1.8.3 Volumetric strain1.8.4 Bulk modulus

1.9 Relationship between elastic constants (Derivation)

1.9.1 E=3K(1-2/m)1.9.2 E=2N(1+1/m)1.9.3 E=9KN/(3K+N)

2. Compound Stress :

2.1 Introduction

2.2 Stress components on an inclined plane

2.2.1 Induced by direct stresses2.2.2 Induced by simple shear2.2.3 Induced by direct and simple shear stresses

2.3 Mohr's circle :

2.3.1 For like direct stresses2.3.2 For unlike direct stresses2.3.3 For two perpendiculars direct stresses with state of

simple shear

2.4 Principal stresses and planes

2.4.1 Major principal stress2.4.2 Minor principal stress2.4.3 Mohr's circle method for principal stresses

3. Strain Energy :

3.1 Introduction 3.2 Strain energy from stress - strain diagram3.3 Proof resilience 3.4 Types of loading - gradual, sudden, impact

3.4.1 Stress in gradual loading3.4.2 Stress in sudden loading3.4.3 Stress in impact loading

4. Bending Moments and Shear Force :

4.1 Basic concept

4.1.1 Types of support

4.1.1.1 Movable hinge support (roller)4.1.1.2 Immovable hinge support4.1.1.3 Fixed support

4.1.2 Types of beam

4.1.2.1 Cantilever beam4.1.2.2 Simply supported beam4.1.2.3 Fixed beam4.1.2.4 Continuous beam4.1.2.5 Overhanging beam

37

4.1.3 Types of load

4.1.3.1 Point load4.1.3.2 Distributed load - uniformly and non uniformly

4.2 Shear force and bending moment

4.2.1 Concept and calculation of shear force and bending moment

4.2.2 Sign convention for shear force and bending moment

4.3 Bending moment and shear force diagrams (for point loads, U.D.L. and their combinations)

4.3.1 Cantilever beam4.3.2 Simply supported beam 4.3.3 Simply supported beam with over hang

5. Moment of Inertia :

5.1 Concept of moment of Inertia5.2 Radius of gyration

5.2.1 Parallel axis theorem5.2.2 Perpendicular axis theorem

5.3 Moment of Inertia of various section

5.3.1 Rectangle 5.3.2 Triangle 5.3.3 Circle

5.4 Moment of inertia of unsymmetrical section like : T-section, channel section, L-section etc.

6. Bending Stresses in Beams :

6.1 Concept of bending stress6.2 Theory of simple bending

6.2.1 Assumptions in theory of simple bending

6.2.2 Use of equation (without proof)

6.3 Design criterion and section modulus

6.3.1 Section modulus

6.3.2 Calculation of max bending stress in beams of rectangular, circular, I and T section

7. Shear Stress in Beams :

7.1 Concept

7.2 Use of equation (without proof)

7.3 Shear stress distribution diagram of various sections

7.3.1 Rectangle7.3.2 I section7.3.3 T section7.3.4 Channel section7.3.5 H section7.3.6 + section7.3.7 Circular section

PRACTICALS

1. Study of extensometers2. Study and operation of UTM3. Tensile test on mild steel specimen and plotting stress strain curve. 4. Bending test on timber beams. 5. Compression test on common structural materials viz. timber, cast iron

etc.6. Determination of toughness of cast iron and mild steel specimen by

Charpy and Izod test. 7. Hardness test by Brinell and Rockwell test.

REFERENCE BOOKS :

1. Strength of Materials & B.C.Punmia Theory of Structures (vol. I)2. Strength of Materials Ramamurtham 3. Strength of Materials Junarkar4. Strength of Materials R.S. Khurmi 5. Strength of Materials (Hindi) Gurcharan singh

*****

FLUID MECHANICS - I

CODE MA 32 L T P CE 32/ME 32 2 2/2 2

39

RATIONALE

Technicians have to deal with pressure measurement, transportation of fluids and the machines converting hydraulic power into mechanical power and vice versa, in the field/industries for that one has to have a basic knowledge of fluid mechanics. Topics such as pressure measurement, laws governing the flow of liquids, measurement of discharge, production of power are included in this subject.

Although the major emphasis in this subject is on the study of liquids like water an incompressible fluid yet all the principles are applicable to all the fluids such as air, gas, steam etc.

CONTENTS

1. Introduction :

1.1 Introduction concepts

1.1.1 Fluids and solids1.1.2 Liquid, gas and vapour

1.2 Fluid mechanics

1.2.1 Kinematics1.2.2 Dynamics

1.3 Fluid properties

1.3.1 Density1.3.2 Specific volume 1.3.3 Specific gravity1.3.4 Viscosity

1.3.4.1 Newton's law of Viscosity1.3.4.2 Dynamic and Kinematic Viscosity

1.3.5 Compressibility1.3.6 Surface tension - soap bubble, drop1.3.7 Capillarity1.3.8 Vapour pressure and its importance

2. Fluid Pressure and its Measurement :

2.1 Definition and its units2.2 Pascal's law

2.2.1 Intensity of pressure at a point in fluid at rest2.2.2 Pressure head

2.3 Pressure

2.3.1 Atmospheric pressure2.3.2 Gauge pressure 2.3.3 Vacuum pressure2.3.4 Absolute pressure2.3.5 Differentials pressure

2.4 Law of hydrostatic pressure 2.5 Brahma's press2.6 Pressure measurement

2.6.1 Manometers

2.6.1.1 Piezometer - its limitation2.6.1.2 U-tube - simple, differential, inverted2.6.1.3 Micro-manometers2.6.1.4 Inclined tube micro-manometers

2.6.2 Mechanical gauge

2.6.2.1 Bourdon gauge2.6.2.2 Bellow gauge2.6.2.3 Diaphragm gauge2.6.2.4 Dead weight gauge

3. Hydrostatics :

3.1 Total pressure 3.2 Centre of pressure 3.3 Total pressure and center of pressure in following cases

3.3.1 Plane surface immersed horizontally3.3.2 Plane surface immersed vertically3.3.3 Plane surface immersed at an angle3.3.4 Curved surface (no proof)

3.4 Working of lock gates, sluice gate 3.5 Pressure on masonry dams of rectangular and trapezoidal

sections and their condition of stability

4. Hydrokinematics :

4.1 Description of fluid flow

4.1.1 Eular approach

41

4.1.2 Lagrangian approach

4.2 Definition of path line, stream line4.3 Types of flow

4.3.1 Steady - Non steady4.3.2 Uniform - Non uniform4.3.3 Laminar - Turbulent4.3.4 One, Two, Three dimensional flow

4.4 Continuity equation (no proof) :

4.4.1 Assumption4.4.2 Rate of discharge4.4.3 For one dimensional flow

5. Hydrodynamics and Measurement of Flow :

5.1 Energy of fluid - pressure, kinetic and potential5.2 Bernoulli's theorem (no proof)

5.2.1 Assumptions and its limitation5.2.2 Conversion of pressure into pressure head, velocity into

kinetic head5.3 Applications of Bernoulli's theorem

5.3.1 Pitot-tube5.3.2 Venturimeter5.3.3 Orificemeter

6. Orifices and Notches :

6.1 Definition and classification6.2 Discharge through small orifices

6.2.1 Coefficient of contraction 6.2.2 Coefficient of velocity6.2.3 Coefficient of discharge 6.2.4 Coefficient of resistance

6.3 Time of emptying a vessel of uniform cross section through an orifice at bottom.

6.4 Notches - Classification

6.4.1 Crest, Nappe6.4.2 Difference between notch and weir

6.5 Flow over -

6.5.1 Triangular notch6.5.2 Rectangular notch[Simple numerical problems without velocity of approach]

PRACTICALS.

1. Study of different types of manometers and pressure gauges2. Verification of Bernoulli's theorem3. Determination of Cd for Venturimeter4. Determination of Cd for Orificemeter5. Determination of Cc,Cv and Cd of small orifice6. Visit of a near by dam

REFERENCE BOOKS :

1. Fluid Mechanics & Machines Dr. Jagdish Lal2. Fluid Mechanics & Machines Dr. R.K.Bansal3. Fluid Mechanics & Machines R.S.Khurmi.4. Hydraulics & Pneumatics H.L. Stewart.

*****

MANUFACTURING PROCESS - I

CODE MA 33 L T P ME 33/ MP 33 4 -- 2

RATIONALE

This subject provides an opportunity to the student to learn about various welding processes and foundry work. Welding is very useful for fabrication work and Foundry for production of castings used for manufacturing of machines. This also gives knowledge of metal cutting mechanism to the student. Theory is to be supported by visits to industries and case studies. This will help in developing proper attitude and skill to the technicians. Hence the technicians will be in a position to help and solve the problems of industry.

CONTENTS

1. Welding Process :

1.1 Classification of welding process, Industrial applications of welding.

2. Gas Welding :

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2.1 Principle of oxy-acetylene gas welding, Construction of oxy- acetylene cutting torch and gas welding torch

2.2 Blowpipes, single stage and double stage regulators. 2.3 Gas cutting (oxy-acetylene), lance cutting, flames gauging,

grooving

3. Electric Welding Process :

3.1 Difference between A.C and D.C arc welding, Equipments and accessories of A.C and D.C welding plants

3.2 Effect of polarity, length of arc, penetration, crater, arc blow3.3 Electrodes (Metal and Carbon), B.I.S specification for welding Symbols and electrodes, Flux and their functions3.4 Resistance welding

3.4.1 Spot welding, butt welding, flash welding3.4.2 Seam welding, percussion welding and projection

welding

3.5 Atomic hydrogen welding3.6 Shielded metal arc welding, Submerged arc welding3.7 Pressure welding3.8 Welding distortion, welding defects, method of controlling

welding defects and inspection of welded joints

4. Modern Welding Methods :

4.1 Tungsten inert gas welding (TIG)

4.1.1 Principle of operation, advantage, disadvantages, application

4.2 Metal inert gas welding (MIG)

4.2.1 Principle of operation, advantage, disadvantages, application

4.3 Thermit welding 4.4 Electroslag welding, Electron beam welding4.5 Ultrasonic welding, Laser beam welding4.6 Robotic welding

5. Pattern Making :

5.1 Introduction to materials - timber, metal, plastics and plaster of Paris etc.

5.2 Allowances- shrinkage, draft, machining, distortion and shake

6. Types of Pattern :

6.1 Solid, Split loose piece, match plate6.2 Sweep, Gated, Skeleton, segmental, follow board, colour code

for patterns as per B.I.S.

7. Moulding Sand Ingredients :

7.1 Moulding sands-green, dry, loam, facing, baking, parting and core sands.

7.2 Silica grain, binders, additive, moisture 7.3 Properties of molding - sand, permeability, refractoriness,

adhesiveness, cohesiveness, strength, flowability, collapsibility 7.4 Tempering, sand conditioning and sand muller.

8. Core and Core Making :

8.1 Core, core print and core boxes8.2 Types of cores, functions, advantage of core, shrinkage of cores8.3 Core sand and binders, core loams, oil and CO2 cores, synthetic

resin8.4 Core Making procedure, core oven and core baking.

9. Testing of Moulding Sands :

9.1 Need for testing chemical analysis, moisture content test, clay content test, Grain fineness test

9.2 Permeability test and strength test.

10. Mould Making :

10.1 Moulding boxes, hand tools used for mould making10.2 Steps involved in making a mould, gating system: definition and

brief idea of basin, sprue, runner and gates10.3 Moulding machines - Squeeze machine, jolt squeeze machine

and sand slinger.10.4 Moulding processes - Green sand, dry sand, loam, Co2 moulding,

skin dried, plaster, metal moulding

11. Special Casting Techniques :

11.1 Die casting - Hot chamber, cold chamber process11.2 Investment or lost wax process11.3 Centrifugal casting - True, Semi centrifugal, centrifugal11.4 Shell moudling

Advantages, Disadvantages and application of above processes

12. Melting Furnaces :

45

12.1 Cupola furnace - Construction, operation, preparation, charging12.2 Crucible furnace of tilting types - construction, operation

13. Castings :

13.1 Different types of defects13.2 Testing of defects - Radiography, magnetic particle inspection,

Ultrasonic inspection

PRACTICALS

1. Making following types of joints by gas welding :

1.1 Preliminary joining practice on gas welding1.2 Vertical welding

2. Exercises of gas welding on the following

2.1 Aluminium welding 2.2 Brass welding 2.3 Copper welding 2.4 C.I. welding

3. Gas cutting of the following types

3.1 Preliminary gas cutting practice 3.2 Stock cutting by oxy acetylene 3.3 C.I. cutting

4. Making following types of joints by arc welding

4.1 Preliminary joining practice by arc welding4.2 Butt and lap joint (in vertical position travel up and down)4.3 Welding of outside corner joint

5. Exercise on spot welding 6. Exercise on brazing7. Exercise on TIG/MIG/CO2 welding8. Pattern making :

8.1 Preparation of solid pattern (single piece)8.2 Preparation of split pattern 8.3 Preparation of self cored pattern

9. Preparation of the following types of moulds .

9.1 Floor moulding

9.2 Turn over moulding.

10. Testing of moulding sand- moisture content11. Moulding and casting of

11.1 A solid pattern11.2 A split pattern

12. Testing and inspection of casting defects visuallyFoundry exercise can be shown in a nearby industry/ foundry.

REFERENCE BOOKS :

1. A Text Book of Welding Technology O.P. Khanna 2. Welding Technology Tahil Maghnani3. A Text Book on Foundry Technology M.Lal & O.P.Khanna.4. Foundry Engineering Tahil Meghnani5. Manufacturing Process - I R.K. Yadav

*****

THERMAL ENGINEERING - I

CODE MA 34 L T P ME 34 3 -- 2

RATIONALE

For technical education in mechanical engineering field the subject of thermal engineering is very important for under standing the basic principles and concept of thermodynamics and its application.

CONTENTS

1. Basic Concept and Gas Laws :

1.1 Thermodynamics, property-Intensive and Extensive, system - open, closed and isolated

1.2 Energy - Internal energy, potential energy, kinetic energy, heat, work, specific heat, enthalpy

1.3 Boyle's law, Charle's law, Joule's law 1.4 Characteristics gas equation, gas constant, mol, universal gas

constant and molar specific heats1.5 Simple numerical problems

2. Laws of Thermodynamics :

2.1 Zeroth law of thermodynamics

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2.2 First law of thermodynamics. 2.3 Second law of thermodynamics Concept of entropy 2.4 Constant volume, constant pressure, isothermal, adiabatic

polytropic processes, throttling and free expansion, work done during these processes.

2.5 Simple numerical problems

3. Availability :

3.1 Available and unavailable energy3.2 Effectiveness3.3 Irreversibility in flow and non-flow process.

4. Formation of Steam and its Properties :

4.1 Generation of steam at constant pressure, various stage of steam- wet steam, dry steam saturated steam, dryness fraction, super heated steam, degree of super heat.

4.2 Critical point, triple point, thermodynamic properties of steam - specific volume, specific enthalpy, specific internal energy, specific entropy.

4.3 Steam property diagram: temperature - entropy diagram, enthalpy- entropy diagram, pressure - enthalpy diagram

4.4 Heating and expansion of steam during thermodynamic processes, Change of internal energy and entropy of steam during processes

4.5 Simple numerical problems Use of steam tables and Mollier charts.

5. Steam Generators :

5.1 Definition of boiler according to I.B.R., classification of boilers, description and working of Lancashire, Cochran and Babcock and Wilcox boilers, Comparison of water tube and fire tube boilers.

5.2 Brief description and working of boiler mountings and accessories used in common boilers.

5.3 Special characteristics of high-pressure boilers, Structural details and working of Lamont, Benson and Schmidt Hartmann boilers

5.4 Introduction to Indian Boiler Act. 6. Boiler Performance :

6.1 Actual evaporation, Equivalent evaporation, Factor of evaporation, Boiler efficiency

6.2 Heat losses in boiler plants, Boiler power, Energy balance sheet of boiler.

6.3 Simple numerical problems

7. Vapour Power Cycle :

7.1 Rankine cycle, modified rankine cycle, representation on p-v, t-s and h-s charts and efficiency

7.2 Simple numerical problems

PRACTICALS

1. Study by models/charts/actual units of the following:

1.1 Common type of fire tube and water tube boilers. 1.2 Boiler mountings

1.3 Boiler accessories 1.4 High pressure boilers 2. Determination of dryness fraction of steam by separating and

throttling calorimeter

REFERENCE BOOKS :

1. Thermal Engineering (Hindi) Verma & Gulecha 2. Thermal Engineering Vol.1 Mathur & Mehta .3. Thermal Engineering R.K.Purohit.4. Thermal Engineering R.S. Khurmi5. Elements of Heat Engines -Vol.1 Patel & Karam Chandani

*****

MATERIALS AND MATERIAL SCIENCE

CODE MA 35 L T P ME 35 2 -- 2

RATIONALE

Lot of development has taken place in the field of materials. New materials are being developed. It has become possible to change the properties of materials to suit the requirements. Diploma holders in mechanical engineering are required to make use of different materials for various applications. For this purpose, it is necessary to teach them basics of metal structure, properties, usage and testing of various ferrous and nonferrous materials and various heat treatment processes. This subject aim at developing knowledge about characteristics, testing and usage of various types of materials used in mechanical engineering industry.

49

CONTENTS

1. Classification and Properties of Materials :

1.1 Introduction to engineering materials1.2 Classification of materials1.3 Thermal, chemical, electrical, mechanical properties of various

materials1.4 Selection criteria for use in industry

2. Structure of Metals and Their Deformation :

2.1 Metal structure2.2 Arrangement of atoms in metals2.3 Crystalline structure of metals2.4 Crystal imperfections2.5 Deformation of metal2.6 Impact of cold and hot working on metal structure.

3. Ferrous Materials :

3.1 Classification of iron and steel3.2 Sources of Iron ore and its availability3.3 Manufacture of pig iron, wrought iron, cast iron and steel3.4 Types of cast iron: white, malleable grey, mottled, nodular and

alloy and their usage. 3.5 Classification of steels

3.6 Different manufacturing method of steel open hearth, bessemer, electric arc.

3.7 Specification as per BIS and equivalent standards3.8 Effect of various alloying elements on steel3.9 Use of alloy steel (high-speed steel, stainless steel, spring steel,

silicon steel) 4. Non Ferrous Materials :

4.1 Important ores and properties of aluminium, copper, zinc, tin, lead

4.2 Properties and uses of nonferrous alloys

5. Engineering Plastics and Fibers :

5.1 Introduction of plastics5.2 Classification - Thermoplastic and thermosetting5.3 Various trade names of engineering plastics5.4 Fibers and their classification : Inorganic and organic fibers5.5 Uses of fiber

6. Insulating Materials :

6.1 Various heat insulating material and their usage like asbestos, glass, wool thermocole, cork, puf, china clay.

6.2 Various electrical insulating materials and their use.

7. Testing of Metals and Alloys :

7.1 Identification tests : appearance, sound, spark, weight, magnetic, band microstructure, filing

8. Fundamental of Heat Treatment :

8.1 Principles of heat treatment8.2 Theory of solid solution8.3 Iron-carbon diagram8.4 TTT curve in steels and its importance8.5 Basic idea about martenstic transformation8.6 Various heat treatment processes - hardening, tempering,

annealing, normalising, case hardening and surface hardening.8.7 Types of heat treatment surfaces.

PRACTICALS

1. Classification of about 25 specimens of materials / parts into

1.1 Metals and non metals1.2 Metals and alloys1.3 Metals and non ferrous metals1.4 Metals and non ferrous alloys

2. Given and set of specimen of metals and alloys (copper, brass, aluminium,

cast iron HSS, Gun metal) : identify and indicate the various properties posseses by them

3. 3.1 Study of heat treatment furnace3.2 Study of thermocouple / pyrometer

4. Study of a metallurgical microscope and a diamond-polishing machine.5. To prepare specimens of following materials for microscopic examination

and to examine the microstructure of the specimens of the following materials :5.1 Brass5.2 Copper5.3 Grey CI5.4 Malleable CI5.5 Low carbon steel5.6 High carbon steel5.7 HSS

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6. To temper a given specimen and find out difference in hardness (with the help of hardness tester) as a result of tempering.

REFERENCE BOOKS :1. Engineering Material B.K. Agarwal2. Elements of Metallurgy H.S. Bawa3. Materials and Metallurgy Lab Manual Adithan & Bahl4. Material Science R.K. Rajput

*****AUTO CHASSIS AND BODY

CODE MA 36 L T P 3 -- 2

RATIONALE

Knowledge of chassis layout, suspension system, braking system, wheel and tyres, frame and body, transmission, steering, steering gears and geometry is imparted in this syllabus.

CONTENTS

1. Introduction :

1.1 Classification of Automobiles1.2 Chassis and body1.3 Components of vehicle – basic structure, power unit,

transmission system, accessories, superstructure.1.4 Layout of conventional type vehicle (front engine rear wheel

drive)1.5 Basic functions and arrangements of various components.1.6 Vehicle dimensions – wheel base, wheel track, front & rear

overhang, overall dimensions, ground clearance.

2. Suspension System :

2.1 Basic functions of suspension system2.2 Types - Independent and rigid, coil, leaf, torsion bar, air, rubber

suspension (Elementary idea) 2.3 Conventional leaf spring rigid beam suspension for light vehicle

and with helper spring for heavy vehicles. Suspension for Tandem axle

2.4 Fitting of spring assembly, shackles2.5 Functions and types of shock absorbers, construction and

working of hydraulic telescopic type shock absorber.2.6 Sprung and unsprung weight.

3. Braking Systems :

3.1 Purpose, principle of braking, Stopping distance, layout of braking system components, Braking efficiency.

3.2 Classification of brakes, requirements of a good braking3.3 Hydraulic brakes

3.3.1 Principle, layout of components3.3.2 Construction & working of single and tandem master

cylinder, wheel cylinder3.3.3 Brake fluid and its characteristics

3.4 Brake drum, types materials3.5 Brakes shoes, types and construction, steady ports, brake shoe

adjuster.3.6 Brakes lining – material, thickness, area brake pedal travel and

clearance3.7 Hand brakes

4. Wheels and Tyres :

4.1 Wheels

4.1.1 Requirements of wheel4.1.2 Types- pressed steel disc, wire, light alloy cast wheels,

advantages & disadvantages inset, outset, and zeroset, reversible and divided wheels

4.1.3 Rim- flat base (two piece and three piece) and well base rims

4.2 Tyres

4.2.1 Functions of tyres4.2.2 Classification – solid, pneumatic, high low and extra

low-pressure tyre, tubed and tubeless tyre, cross ply, belted bias and redial ply tyre.

4.2.3 Cross section of a pneumatic tyre4.2.4 Specification of tyres4.2.5 Desirable tyre properties

5. Frame and Body :

5.1 Frame

5.1.1 Function of frame, loads or frame5.1.2 Frame construction, sub-frame5.1.3 Defects in frame chassis repair and alignment5.1.4 Frame less construction

5.2 Body

53

5.2.1 Types and construction (parts of body)5.2.2 Main features – strength, stiffness, space air drag,

stream lining , weight, vibration, protection against weather, corrosion, safety and economy considerations.

5.2.3 Body alignment5.2.4 Bumpers – types and functions5.2.5 Denting and painting5.2.6 Window regulators, doors, hood, dash board, glass

work.

6. Clutch :

6.1 Purpose and requirements of clutch6.2 Type - Single plate, multi plate, dry, wet, semi centrifugal,

centrifugal6.3 Constructional and operation of conventional coil spring type

clutch.6.4 Construction of clutch plate, living material

7. Gear Box : 7.1 Functions and types of gear boxes

7.2 Constructional details and working of sliding mesh, constant mesh and synchronous mesh gear boxes

7.3 Different gear selector mechanism – constructions and working7.4 Interlocking methods- constructions and working

8. Final Drive :

8.1 Function, types and constructional details of - Propeller shafts,Universal joints, Sliding joint

8.2 Differential - Principles, function, construction and working of conventional differential

8.3 Different types of rear axles according to methods of supporting.

9. Front axle and Steering System :

9.1 Front axle - types and construction, front wheel stub axle assembly

9.2 Purpose and requirements of steering system9.3 General arrangement of steering systems steering gear ratio,

variable steering ratio.9.4 Steering system components – steering wheel, steering column,

conventional steering linkage, steering and ignition lock9.5 Construction and working details of different types of steering

gear boxes

10. Upholstery :

10.1 Seats – location, mounting and adjustment10.2 Seat belts – location fitting points and operation10.3 Ceiling, side panels, door channels, beading and furnishing

materials

PRACTICALS

1. Study of conventional layouts of vehicles.2. Study and inspection of suspension system of light and heavy vehicles.3 Study of hydraulic braking system and bleeding of hydraulic braking

system4. Complete study of conventional transmission system

4.1.1 Clutch4.1.2 Gear box4.1.3 Final drive

5. Study of frame and body of an automobile

5.1.1 Inspection of the frame and body5.1.2 Repairing of the frame and body5.1.3 Denting and painting practices

REFERENCE BOOKS :

1. Automotive Chassis & Body. P.L.Kohli.2. Vehicle & Engine Technology Heinz Heisler. (Vol. I & II)3. Basic Automobile Engineering C.P.Nakra.4. Automobile Engineering. T.R.Banga & Nathu Singh.5. Automobile Engineering H.S. Reyat 6. vkWVkseksckbYk vfHk;kaf=dh ,l-,e- ik.Ms;

¼nhid izdk'ku] e-iz-½*****

MACHINE DRAWING

CODE MA 37 L T P ME 37 -- -- 6

RATIONALE

In order to produce a good product, a neat drawing is a must. There fore technicians must be well acquainted with the knowledge of machine drawing. Machine drawing is the universal language of engineers and student must be made familiar with all the relevant aspect topics of machine drawing.

55

Subject contents various drawings of machine and components to clarify the manufacturing and construction details for the students.

CONTENTS

1. Coupling :

1.1 Split muff coupling1.2 Universal coupling1.3 Flexible bushed pin type

2. Bearings :

2.1 Types of bearings2.2 Plumber block2.3 Foot step bearing

3. Machine Components :

3.1 Machine vice3.2 Tail stock of lathe3.3 Shaper tool head

4. Valves :

4.1 Classification of valves4.2 Valve seats4.3 Steam stop valve4.4 Feed check valve

5. I. C. Engine Components :

5.1 Piston and connecting rod assembly

6. Jigs and Fixtures :

6.1 Definitions6.2 Types of jig, bushes6.3 Drilling jigs6.4 Types of fixtures

PRACTICALS

Preparation of assembly drawing sheets from detailed drawings :

1. Couplings2. Plummer block and foot step bearing3. Machine vice4. Tail stock5. Shaper tool head6. Steam stop valve7. Feed check valve8. I.C. Engine connecting rod and piston

9. Drilling jig

Exercises for sketch book :

1. Jigs, Bushes and fixtures2. Pulleys : Straight arm pulley, loose and fast pulley3. Pipe fittings and pipe joints - Pipe fittings and their symbols, flanged pipe

joint and spigot and socket joint

REFERENCE BOOKS :

1. Machine Drawing Laxmi Narayanan & Mathur2. Machine Drawing P.S Gill3. Machine Drawing R.B.Gupta4. Machine Drawing Sidheswar

*****

57

STRENGTH OF MATERIALS - II

CODE MA 41 L T P CE 41/ME 41 2 2/2 2

RATIONALE

In Engineering every structure or machine element is designed for a particular application. Then it is tested. A Diploma holder should be capable of designing the various elements for particular requirements. For this he must be able to calculate the stresses in an elements and their nature.

CONTENTS

1. Deflection :

1.1 Concept of deflection of a beam1.2 Use of standard formula for calculating deflection (for point

loads, U.D.L. and their combination)

1.2.1 Cantilever beam1.2.2 Simply supported beam

2. Columns and Struts :

2.1 Concept of column and struts 2.2 Modes of failure2.3 Types of column; long and short 2.4 Buckling loads 2.5 Slenderness ratio2.6 Euler's formula (without proof)

2.6.1 Both ends hinged2.6.2 One end fixed and other end free2.6.3 Both ends fixed2.6.4 One end fixed and other end hinged2.6.5 Limitations of Euler's Formula2.6.6 Equivalent length

2.7 Rankine's formula

3. Torsion of Shaft :

3.1 Concept of torsion

3.1.1 Angle of twist

59

3.1.2 Polar moment of Inertia3.1.3 Assumptions in the theory of pure torsion

3.2 Derivation and use of

3.3 Relation between power and torque3.4 Combined stress due to bending and torsion in solid and hollow

shaft

4. Springs :

4.1 Introduction and classification of springs4.2 Flat carriage springs

4.2.1 Application of flat carriage springs4.2.2 Determination of number of leaves and their sections,

deflection and radius of curvature4.2.3 Quarter elliptical spring

4.3 Closely coiled helical springs :

4.3.1 Application of closely coiled helical springs4.3.2 Determination of deflection, angle of twist, number of

coils and stiffness under axial loading in closely coiled helical springs.

5. Thin Cylindrical Shells :

5.1 Use of cylinders5.2 Stresses due to internal pressure

5.2.1 Circumferential stress or hoop stress5.2.2 Longitudinal stress

5.3 Design of thin cylinders - calculation of the various dimensions of a thin cylinder

6. Combined Direct and Bending Stress :

6.1 Effect of eccentricity6.2 Stress due to eccentric load6.3 Middle third rule

7. Frames :

7.1 Different types of frames

7.2 Calculation of forces in the members of determinate frames

7.2.1 Method of Joints7.2.2 Method of section7.2.3 Graphical method

PRACTICALS

1. Determination of deflection for various types of loading2. Torsion test on brass and mild steel3. Compression test on columns4. Determination of stiffness of close coiled spring5. Deflection test on leaf spring.

REFERENCE BOOKS :

1. Strength of Materials & B.C.Punmia Theory of Structures (Vol. I)2. Strength of Materials Ramamurtham 3. Strength of Materials Junarkar4. Strength of Materials R.S. Khurmi 5. Strength of Materials (Hindi) Gurcharan Singh

******

FLUID MACHINES

CODE MA 42 L T P ME 42 2 2/2 2

RATIONALE

A Diploma holder has to supervise the various machines working on the principles of hydraulics. Major among those machines are hydraulic turbines, pumps, hydraulic crane, presses etc. The aim of this subject is to impart the knowledge of working principles, construction and working of various machines.

CONTENTS

1. Flow Through Pipes :

1.1 Types of flow in pipes (Reynold's experiment)

1.1.1 Laminar flow1.1.2 Turbulent flow1.1.3 Transient flow

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1.2 Law of fluid friction

1.2.1 Laminar flow1.2.2 Turbulent flow

1.3 Loss of head due to friction (No. proof)

1.3.1 Darcy's Weisbach equations1.3.2 Chezy's formula1.3.3 Manning formula

1.4 Other energy losses in pipe (only expressions)1.5 Total energy line and hydraulic gradient line1.6 Pipe arrangement

1.6.1 Pipes in series1.6.2 Pipes in parallel

1.7 Transmission of power through pipes1.8 Siphon1.9 Water hammer

2. Impact of Free Jet :

2.1 Impulse momentum equation (no proof)2.2 Force exerted by a fluid jet on stationery flat plate

2.2.1 Plate normal to the jet2.2.2 Plate inclined to the jet

2.3 Force exerted by fluid jet on moving flat plate

2.3.1 Plate normal to the jet2.3.2 Plate inclined to the jet

2.4 Force exerted by fluid jet on stationary curved vane

2.4.1 Jet strikes at the centre of symmetrical cured vane2.4.2 Jet strikes tangentially at one

2.5 Force exerted by a fluid jet on moving curved vane. 3. Hydraulic Turbines :

3.1 Classification of water turbines3.2 Pelton turbine

3.2.1 Working principle3.2.2 Constructional features

3.3 Francis turbine and Kaplan turbine

3.3.1 Working principle3.3.2 Constructional features

3.4 Draft tube3.5 Cavitation3.6 Governing of Turbines

3.6.1 Need for governing3.6.2 Simple governing mechanism

3.7 Surge tank3.8 Turbine performance

3.8.1 Heads - gross, net3.8.2 Efficiency - Hydraulic, Mechanical, Volumetric,

Overall3.8.3 Unit quantities3.8.4 Specific speed3.8.5 Introduction to characteristics curve (no numerical

problems)

3.9 Numerical problems on turbines

4. Centrifugal Pump :

4.1 Introduction and working principles4.2 Advantages over reciprocating pump4.3 Classification4.4 Constructional features

4.4.1 Mechanical manometric and overall efficiency

4.5 Head of a pump - static, manometric

4.5.1 Power required to drive the pump

4.6 Losses in pump and efficiency4.7 Minimum stating speed4.8 Pumps in series and parallel4.9 Priming4.10 Description and working of multistage centrifugal pump,

submersible, deepwell pump and gear pump.4.11 Numerical problems

63

5. Reciprocating Pump :

5.1 Types of pump5.2 Main components and working5.3 Slip

5.3.1 Percentage slip5.3.2 Negative slip

5.4 Work down by a reciprocating pump5.5 Acceleration of piston

5.5.1 Its effect on velocity and pressure

5.6 Air vessel5.7 Troubles in Reciprocating pump and their remedies.5.8 Numerical problems

6. Miscellaneous Hydraulic Machines :

6.1 Description, working principle of following machines

6.1.1 Hydraulic accumulator6.1.2 Hydraulic intensifier6.1.3 Hydraulic press6.1.4 Hydraulic coupling and torque converter

PRACTICALS

1. Determination of coefficient of friction for pipes2. Determination of slip, coefficient of Discharge for a reciprocating pump3. To draw characteristics curves and efficiency curves of

3.1 Centrifugal pump3.2 Pelton wheel turbine3.3 Francis turbine

4. Study of model of Kaplan turbine5. Study of submersible pump, jet pump, deepwell pump.

REFERENCE BOOKS :

1. Fluid Mech. & Machines Dr. Jagdish Lal2. Fluid Mech. & Machines Dr. R.K.Bansal3. Fluid Mechanics & machines R.S.Khurmi.4. Hydraulics & Pneumatics H.L. Stewart5. Fluid Machines S.S. Ratan

*****AUTO ENGINE - COMPONENTS AND PERFORMANCE

CODE MA 43 L T P2 2 --

RATIONALE

This subject imparts the basic knowledge of auto engine air compress and Gas Turbine. Constructional details, materials and detail study of piston, connecting rod, crank shaft, cylinder block, engine valves and bearing etc.

CONTENTS

1. Classification of Auto Engines :

1.1 Classification of Auto Engines :

1.1.1 Cycle1.1.2 Strokes 1.1.3 Fuels1.1.4 Ignition1.1.5 Cooling1.1.6 Speed1.1.7 Number and arrangement of cylinders1.1.8 Governing1.1.9 Types of placement of valves etc.

2. Engine Components : Constructional details, specifications, qualities, functions, types, materials, working, defects and its rectifications of these parts.

2.1 Cylinder :

2.1.1 Cylinder and cylinder block 2.1.2 Dry and wet cylinder liners2.1.3 Cylinder head, crank cases and oils pan or sump

2.2 Piston :

2.2.1 Cast iron piston, 2.2.2 Steel piston2.2.3 Aluminium alloy piston 2.2.4 Slipper piston2.2.5 Oval section piston 2.2.6 T-slot piston 2.2.7 Invar strut piston 2.2.8 Coating for aluminium piston 2.2.9 Piston slap2.2.10 Major and minor thrust surfaces.

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2.3 Piston Rings :

2.3.1 Compound rings2.3.2 Oil scrapper ring 2.3.3 Compression ring 2.3.4 Chromium plated ring2.3.5 Ring gap and Ring clearance

2.4 Piston Pin :

2.4.1 Floating piston pin 2.4.2 Fix pin 2.4.3 Offset piston pin

2.5 Connecting Rod :

2.5.1 Components of connecting rod 2.5.2 Cooling of big end small end of connecting rod2.5.3 Lubrication of connecting rod bearing

2.6 Crank Shaft :

2.6.1 Single cylinder crank shaft2.6.2 Multi cylinder crank shaft2.6.3 Left hand crank shaft2.6.4 Right hand crank shaft2.6.5 Hardening of crank shafts 2.6.6 Balancing of crank shaft 2.6.7 Vibration damper

2.7 Flywheel :

2.7.1 Components2.7.2 Ring gear

2.8 Cam Shaft :

2.8.1 Components of cam 2.8.2 Cam driving mechanism

2.8.2.1 Chain drive 2.8.2.2 Timing gear drive2.8.2.3 Timing belt drive

2.8.3 Overhead cam shaft 2.8.4 Valve timing adjustment and fixing

2.9 Engine Valve :

2.9.1 Components and Dimensions2.9.2 Poppet valves 2.9.3 Sodium cooled valves 2.9.4 Metal coated valves 2.9.5 Valve seating 2.9.6 Valve pocketing2.9.7 Valve spring 2.9.8 Valve operating mechanisms 2.9.9 Valve tappet clearance and adjustment

2.10 Gasket :

2.10.1 Cylinder head gasket2.10.2 Oil pan gasket2.10.3 Manifold gasket 2.10.4 Pump gasket

2.11 Bearing :

2.11.1 Requirements of bearing 2.11.2 Main bearing2.11.3 Big and bearing2.11.4 Bearing failures and its causes

3. I.C. Engine Fundamentals :

3.1 Bore3.2 Stroke3.3 Clearance volume3.4 Swept volume3.5 Compression ratio 3.6 Crank throw 3.7 Dead centres3.8 Piston displacement 3.9 Piston speed, 3.10 Concept of energy work heat and power3.11 Working principal of 4 stroke and 2-stroke cycle and their

comparison 3.12 Valve timing diagrams and firing order (power balancing)3.13 Simple Numerical problems

4. Testing and Performance of I.C. Engines :

4.1 Basic Performance parameters, 4.2 Measurements of -

4.2.1 Speed

67

4.2.2 Air consumption4.2.3 Fuel consumption4.2.4 friction power, brake power, indicated power4.2.5 Heat going to cooling water exhaust etc.

4.3 Exhaust gas analysis

4.3.1 Smoke density measurement4.3.2 Emission measurement (Indian emission norms)4.2.3 Euro I and Euro II

4.4 Performance Maps4.5 Selection of engine - On basic of fuel used, two-stroke or four-

stroke, air-cooled or water-cooled, super charging, number and arrangement of cylinders etc.

4.6 Simple numerical problems

5. Gas Turbine :

5.1 Classification and application of gas turbines5.2 Description of constant pressure (open cycle and closed cycle)

and constant volume gas turbines.5.3 Comparison of gas turbine and reciprocating I.C. engine5.4 Methods of increasing thermal efficiency of gas turbines,

regeneration, inter cooling, re-heating.5.5 Simple numerical problems

6. Air Compressors :

6.1 Classification of compressors, uses of compressed air6.2 Description of single stage and multi stage reciprocating

compressors6.3 P.V. diagram of single and multi stage reciprocating compressor

with inter cooling6.4 Power required (without clearance volume) for single stage and

multi stage compressors6.5 Description of rotary and centrifugal compressors6.6 Numerical problems on reciprocating compressors.

REFERENCE BOOKS :

1. High-Speed Combustion Engine P.M.Heldt2. Automobile Engine Arthur W. Judge3. Automobile Engg. Kirpal singh4. Automobile Engg . R.B. Gupta5. Automobile Engg. C.P.Nakra6. Vehicle &Engine Technology (Vol. I & II) Heinz Heisler7. Auto Design R.B. Gupta8. Auto Engine Design Crouse, Anglin

9. Automotive Mechanics Joseph Heitner

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AUTO ENGINE

CODE MA 44 L T P3 -- 2

RATIONALE

The subject of auto engine is included in the curriculum to impart the knowledge of combustion, combustion chambers of various types and to understand the complete phenomenon of combustion air fuel system. Effect of environment on the performance of engines. This knowledge helps in understanding the subject of autoshop and garage practice and awareness with the latest trend in modern engines.

CONTENTS

1. Gas Power Cycles :

1.1 Otto cycle, Diesel cycle, Dual combustion cycle, Atkinson brayton cycle

1.2 Air standard efficiency 1.3 Comparison between theoretical and actual cycles1.4 Effect of compression ratio on efficiency1.5 Numerical Problems

2. Combustion in S.I. Engine :

2.1 General idea of combustion theory2.2 Ignition limits of air / fuel mixture2.3 Normal combustion stages 2.4 Effect of engine variables on ignition lag and flame propagation.2.5 Rate of pressure size2.6 Abnormal combustion 2.7 Detonation and effects of detonation 2.8 Theories of detonation2.9 Effect of engine variables on detonation2.10 Control of detonation2.11 Abnormal combustion knock2.12 Surface ignition

3. S.I. Engine Combustion Chambers :

3.1 Basic requirements of a good combustion chamber3.2 Combustion chamber design principles

69

3.3 Comparison of various types of combustion chambers with line sketches by only the position of valves and spark plugs.

3.4 Description of the combustion chamber namely

3.4.1 Bathtub shape3.4.2 Wedge shape3.4.3 Ricardo turbulent head3.4.4 Hemispherical shape3.4.5 Recessed or cavity shapes

4. Combustion In C.I. Engines :

4.1 Stages of combustion4.2 Air fuel ratio 4.3 Delay period or ignition lag4.4 Variables effecting delay period4.5 Diesel knock4.6 Methods of controlling diesel knock

5. C.I. Engine Combustion Chambers :

5.1 C.I. engine combustion chambers5.2 Methods of generating air swirl5.3 Induction swirl and open combustion chambers

5.4 Compression swirl and divided or turbulent swirl chambers5.5 Combustion induced swirl and divided chambers

6. I.C. Engine Fuels :

6.1 Petroleum and non petroleum base liquid fuels6.2 Chemical structure of liquid petroleum fuel6.3 Gaseous fuels6.4 Heating value of fuels (concept only)6.5 Rating of S.I. fuels

6.5.1 Knock rating - octane no.6.5.2 Highest useful compression ratio (H.U.C.R.)6.5.3 sensitivity 6.5.4 Performance number

6.6 Effect of chemical structure of fuel on knocking 6.7 Chemical control of knocking - Gasoline additives6.8 Rating of C.I. fuel - cetane no6.9 Effects of fuel structure on C.I. engine ignition quality additives

for C.I. engine fuels6.10 Important characteristic required for S.I., C.I. and gas turbine

fuels gas turbine fuels.6.11 Introduction to gaseous fuel such as natural gas, producer gas.

6.12 Introduction to alternative fuels for I.C. engines, elementary idea of petroleum refining.

7. Air Fuel System for S.I. Engine :

7.1 Types of fuel feed system :

7.1.1 Gravity feed7.1.2 Pump feed

7.2 Fuel filters7.3 Air cleaner - dry type, wet type7.4 Carburation

7.4.1 Purpose of carburation7.4.2 Theory of simple carburetor 7.4.3 Carburetor classification7.4.4 Concept of constant choke and constant vacuum class of

carburetors7.4.5 Engine air /fuel mixture requirements 7.4.6 Transient and steady state requirements7.4.7 Typical performance curves of carburetor

7.4.7.1 Air flow v/s air / fuel ratio7.4.7.2 Throttle opening v/s air / fuel ratio

7.5 Carburetor Systems :

7.5.1 Float 7.5.2 idling 7.5.3 low speed7.5.4 high speed (main metering)7.5.5 Power enrichment7.5.6 acceleration7.5.7 Choke system

7.6 Fuel injection system for gasoline engine :

7.6.1 Advantages and disadvantages of fuel injection7.6.2 Type of fuel injection

7.6.2.1 Direct injection7.6.2.2 Port injection7.6.2.3 Manifold injection

7.7 Method of injection

7.7.1 Timed 7.7.2 Continuous type

71

7.8 Introduction to mechanical fuel injection7.9 Electronic fuel injection

7.9.1 Multi point fuel injection (MPFI)7.9.2 Single point fuel injection

7.10 Electronics control unit (E.C.U.)7.11 Electronic fuel injection control sensors7.12 Injection timing and duration7.13 L.P.G. fuel system7.14 C.N.G. System

8. Air - Fuel System for C.I. Engines :

8.1 Requirement of injection8.2 Solid injection system8.3 Air injection system8.4 Component of diesel fuel system8.5 Rotary fuel injection pump8.6 Cold starting add for C.I. Engines8.7 Quantity of fuel / cycle8.8 Size of nozzle required8.9 Spray formation8.10 Spray direction8.11 Injection timing

9. Super Charging :

9.1 Object9.2 Super charging of C.I. and S.I. engine9.3 Effect of super charging on performance engine9.4 Method of super charging9.5 Super chargers9.6 Introduction to turbo charging

10. Cooling , Lubrication And Exhaust System :

10.1 Type of cooling system10.2 Coolants 10.3 Basic requirements of lubricants10.4 Properties of the lubricating oil10.5 Service rating of oil10.6 Classification of lubricating oil10.7 Exhaust system 10.8 Exhaust manifold muffler10.9 Catalytic converter

11. Miscellaneous :

11.1 Working principle of

11.1.1 Striling engine11.1.2 Wankel rotary engine11.1.3 Turbojet 11.1.4 Ram jet engine11.1.5 Free piston engine

PRACTICALS

1. Dismantling and assembling of petrol engine.2. Dismantling and assembling of diesel engine.3. Checking and preparing measurement sheet for petrol / diesel engine4. Fault finding in following system

4.1 Cooling system 4.2 Lubrication system

4.3 Fuel system 4.4 Ignition system4.5 Exhaust system

5. Tune-up of engine by tunning equipment6. Finding out the I.P, B.P and mechanical efficiency by Morse test. 7. Preparing heat balance sheet.8. Emission measurement by smoke meter and exhaust gas anaylser. REFERENCE BOOKS :

1. Internal Combustion Engines M.L.Mathur & R.P.Sharma2. Automobile Engines Dr. Kirpal singh3. Automobile Engine Arthur W.Judge.4. Automobile Engg. R.B. Gupta5. Automobile Engg. H. Croure6. I.C. Engines Lester C. Lichty.

*****

WORKSHOP TECHNOLOGY - I CODE MA 45 L T P ME 45 2 -- 6

RATIONALE

This subject would impart the knowledge of various production machinery. The knowledge of metal cutting would help the student in acquiring requisite skills to open up his own workshop or in an industry.

CONTENTS

1. Cutting Tools and Materials :

73

1.1 Cutting tools

1.1.1 Standard shape of single point tool1.1.2 Cutting angles, effect of rake angle, importance of

clearance angle1.1.3 Heat produced by cutting and its effect1.1.4 Cutting speed, feed and depth of cut

1.2 Materials

1.2.1 Materials of cutting tools and their properties1.2.2 High-speed steel, cobalt steel, tungsten carbide,

cemented carbide, stellite, diamond, ceramics.

2. Lathe Machine :

2.1 Specifications, Classification of lathe machines2.2 Constructional features of a centre lathe and its function 2.3 Functions of various parts of lathe2.4 Different operations, which can be performed on the centre, lathe

with and without attachments. 2.5 Calculation of gear trains for thread cuttings 2.6 Lathe attachments and lathe accessories.

3. Drilling Machines :

3.1 Description, working and uses of different drilling machines, Multi spindle drill, gang drill, deep hole drill and small diameter hole drill machines.

3.2 Specifications and constructional features of radial arm and upright drilling machines

3.3 Work holding devices, tool holding devices3.4 Description and types of drills and reamers3.5 Various operations of drilling machines e.g. drilling, reaming,

boring, counter-boring, counter sinking, spot facing, tapping. 3.6 Selection of drill3.7 Cutting speed and feed according to material of job.

4. Shaping, Planning and Slotting Machines :

4.1 Description, working and uses of various types of shapers, planers and slotters

4.2 Specification, constructional features of a shaper and planner in detail

4.3 Mechanism used in shaper - crank and slotted link, whitworth quick return and hydraulic mechanism, Feed mechanism

4.4 Mechanism of planner

4.5 Various works holding devices and clamping devices used on shaper and planner

4.6 Various shaper and planner operations4.7 Shaper and planner tools4.8 Cutting speed, feed and depth of cut on shaper and planner4.9 Difference between shaper, planner and slotter

5. Cutting Fluids and Cooling Process :

5.1 Difference between cutting fluid and coolant5.2 Functions of cutting fluid and its action5.3 Requirements of good cutting fluid5.4 Types of cutting fluids5.5 Selection of cutting fluids for different material and operations.

PRACTICALS

1. Grinding of various types of single point cutting tool2. Simple exercise on Lathe Machine involving following operation

2.1 Simple turning, facing, step turning, Grooving and knurling and taper turning, by compound rest

2.2 Facing, drilling, boring and step turning, parting off.2.3 Taper turning by tails tock off set method2.4 V threading, square threading and taper threading by attachment2.5 A utility job on lathe machine with an accuracy of 0.2 mm

3. Preparing a M.S. block with all faces finished and V grooved on shaper machine

4. Planning practice on a planner on a rectangular C.I plate.5. Internal slot cutting on the slotter machine

REFERENCE BOOKS :

1. Workshop Technology (Hindi) - II Tahil Manghnani 2. Workshop Technology (Hindi) - II B.S.Raghuvanshi3. Workshop Technology - II Hazra & Chaudhary.4. Workshop Technology (Hindi) S.K.Bhatnagar5. Production Technology R.K. Jain6. All about M/C tools Gerling

*****

METROLOGY

75

CODE MA 46 L T P ME 46 2 -- 2

RATIONALE

Technicians have to carry out the job of measurement and inspection in the factories for controlling the quality of products. Therefore they must have the knowledge of science of measurements or metrology. They must be familiar with the concept and technique of inspection and quality control methods.

This subject i.e. Metrology has been designed to impart all the related and concerned knowledge to the student to fulfill the need.

The content of syllabus broadly includes linear and angular measurement of surfaces, measurements by comparators, light wave interferometry, gear, screw measurements and inspection.

Finally, to develop the skill in measurement a list of practicals is also given which should be carried out by the students in metrology laboratories.

CONTENTS

1. Introduction :

1.1 Units and standards of measurement1.2 International, National and company standards1.3 Line and end standards1.4 Errors in measurement 1.5 Precision and accuracy

2. Linear and Angular Measurement :

2.1 Vernier calliper, micrometers, height and depth gauges 2.2 Bevel protractor, sine bar, slip gauges, angle gauges and

clinometers2.3 Auto collimator, angle dekkar, 2.4 Taper measurements 2.5 Cylinder bore gauge, Telescopic gauge, feeler and wire gauge

3. Measurement of Surface Finish :

3.1 Meaning of surface texture, primary and secondary texture3.2 Terminology of surface roughness3.3 Factors affecting surface finish3.4 Representation of surface roughness parameters CLA and RMS

values3.5 Comparison and direct instrument methods of surface finish

measurements.

4. Comparators :

4.1 Classification, advantages and working mechanism of dial indicators, passmeters

4.2 Mechanical, Electrical, Electronic and pneumatic comparators

5. Light Wave Interference :

5.1 Principle of interference5.2 Interferometry applied to flatness testing5.3 N.P.L. flatness interferometer

6. Gear and Screw Measurement :

6.1 Screw thread terminology, errors in threads6.2 Effective diameter measurement by two wire and three wire

methods6.3 Major and minor diameter measurement, Thread micrometers6.4 Gear tooth terminology 6.5 Gear tooth vernier calliper and its application6.6 Measurement of gear pitch.

7. Limits, Fits and Tolerance :

7.1 Interchangeability - control and need7.2 Definitions and Terminology of limits, fits and tolerances7.3 Basis of limit system7.4 Type of fits7.5 Limit gauges

8. Machine Tool Metrology :

8.1 Alignment tests8.2 Performance tests8.3 Alignment test on lathe and drilling machine

9. Inspection :

9.1 Inspection - concept, need and methods9.2 Types of inspection.

PRACTICALS

1. Internal and External measurement with the vernier calliper2. Internal and External measurement with micrometer3. Measurement with height and depth gauges.4. Measurement with dial indicator using surface plate and accessories for -

4.1 Flatness 4.2 Concentricity

77

5. Measurement with combination set and bevels protractor6. Measurement of thread characteristics7. Study and use of slip gauges8. Study of limit gauges. 9. Internal and External taper measurement. 10. Measurement of gear characteristics11. Measurement of angle with sine bar and slip gauges12. Study and use of comparators13. Study and use of tool room microscopes.14. Measurement of bore with cylinder dial gauge for ovality and taper.15. Measurement of worn out I.C. Engine piston, clearance between cylinder

and piston and between bearing and journal

Note : Industrial visit can be arranged to show these practicals to the students.

REFERENCE BOOKS :

1. Engineering Metrology R.K.Jain2. Engineering Precision Metrology R.C.Gupta3. Engineering Metrology (Hindi) Mittal4. Engineering Metrology (Hindi) Bhatnagar.5. Engineering Metrology R.K.Rajput6. Metrology Lab Manual Adithen, Bahl 7. Metrology M. Mahajan

*****

THEORY OF MACHINES CODE MA 47 L T P ME 47 3 2 --

RATIONALE

An engineer should be well acquainted with the motion of mechanism of different machine element. With this view the study of Theory of machine is very much important.

The contents of this subject include simple mechanism, kinematics of machine, dynamics of reciprocating parts, friction involved in the machine elements, power transmission, governors, balancing and vibrations in machine.

CONTENTS

1. Simple Mechanism :

1.1 Introduction to link, kinematic pair, kinematic chain, structure, mechanism, machine

1.2 Slider crank mechanism and its inversion1.3 Double slider crank chain

1.4 Example of mechanism with higher pairs

2. Velocity and Acceleration in Mechanism :

2.1 Velocity diagrams of four bar and single slider crank mechanisms by relative velocity method and instantaneous centre method

2.2 Acceleration diagram of four bar chain and reciprocating engine mechanism

3. Dynamics of Reciprocating Parts :

3.1 Analytical method for velocity and acceleration of piston3.2 Piston effort, crank pin effort, turning moment diagrams3.3 Fluctuation of energy and speed3.4 Energy of a flywheel3.5 Calculating the weight of flywheel.

4. Friction :

4.1 Friction of collars and pivots4.2 Friction clutches-plate clutch and centrifugal clutch4.3 Friction in journal bearings4.4 Rolling friction 4.5 Prony brake, Rope brake and Froude's hydraulic dynamometer.

5. Transmission of Power :

5.1 Flat and V-belt drives5.2 Velocity ratio of belt drives, slip in belt, and creep in belt.5.3 Length of open and cross belt drives5.4 Power transmitted by a belt5.5 Ratio of driving tension, centrifugal tension, Condition for the

maximum power transmission, initial tension in the belt. 5.6 Chain drives - types of chain drives roller chain and inverted

tooth chain.5.7 Gear drives - Types of gear wheels, proportions of gear tooth5.8 Gear trains - Simple gear train, compound gear train, reverted

gear train and simple epicyclical gear train.

6. Balancing :

6.1 Static and dynamic balancing 6.2 Balancing of single rotating mass by a single mass in the same

plane, by two masses rotating in different planes. 6.3 Partial primary balancing of a single cylinder reciprocating

engine

79

7. Vibration :

7.1 Causes of vibrations in machine, their effects and method of reducing them

7.2 Free or natural vibration 7.3 Forced vibration7.4 Damped vibration.

REFERENCE BOOKS :

1. e'khu dk fl)kar diwj ,oa dqekj2. Theory of Machines Jagdishlal3. Theory of Machines R.S.Khurmi4. Theory of Machines Abdullah Sharif5. Theory of Machines Malhotra, Gupta6. Theory of Machines S.S. Ratan

*****

3RD YEARDiploma in Automobile Engineering

INDUSTRIAL ENGG. AND TRANSPORT MANAGEMENT

CODE MA 51 L T P 3 2/2 --

RATIONALE

To achieve the targets and goal of any industry, it is essential to co-ordinate the manufacturing systems. For efficient working of organisation evaluation of manufacturing jobs is also necessary. For this purpose topics like plant location and layout, work study, production planning and control, quality control, inventory control, fleet organisation, road accident break down of vehicle and motor vehicle act are included in the syllabus. It is suggested that students should be taken to different factories to learn about the actual application of subject.

CONTENTS

1. Plant Location and Layout :

1.1 Definition 1.2 Factors affecting plant location 1.3 Factor effecting plant layout 1.4 Objectives and principles of plant layout1.5 Types of plant layout1.6 Plant layout techniques1.7 Work station design1.8 Line balancing 1.9 Factory building - consideration in building design, types of

factory building

2. Production Planning and Control :

2.1 Definition and importance 2.2 Types of production - Jobs, batch, mass

81

2.3 Forecasting2.4 Routing2.5 Scheduling 2.6 Dispatching

2.7 Follow up2.8 CPM & PERT techniques

2.8.1 Analysis and control of project cost in CPM & PERT 2.8.2 Simple numerical problems

3. Inspection and Quality Control :

3.1 Inspection and its objectives3.2 Types of inspection

3.2.1 Remedial, preventive and operative stage of inspection

3.2.2 Inspection of incoming material3.2.3 Inspection of work in process 3.2.4 Inspection of finished goods

3.3 Objectives and advantages of quality control3.4 Functions of quality control department

4. Work Study :

4.1 Definition4.2 Production and productivity4.3 Method study

4.3.1 Definition 4.3.2 Objectives 4.3.3 Methods study procedure4.3.4 Process chart symbols4.3.5 Flow process chart man, material, machine4.3.6 Flow diagram 4.3.7 Two hand chart4.3.8 Simo chart4.3.9 Principles of motion economy4.3.10 Therbligs symbols

4.4 Work measurement

4.4.1 Definition4.4.2 Principle4.4.3 Stop watch study procedure4.4.4 Calculating of standard time watch

4.4.5 Performance rating techniques4.4.6 Allowances numerical problem

5. Inventory Control :

5.1 Definition5.2 Objectives 5.3 Types of inventory5.4 Methods of inventory control

5.4.1 Economic ordering quantity 5.4.2 Carrying cost5.4.3 Procurement cost5.4.4 Lead-time5.4.5 Re-order point

5.5 ABC Analysis5.6 Simple numerical problems

6. Depreciation :

6.1 Definition 6.2 Causes of depreciation6.3 Different method of calculating depreciation6.4 Simple numerical problems

7. Structure of a fleet Organisation:

7.1 Route planning

7.1.1 Necessity for route planning 7.1.2 Road and traffic surveys7.1.3 Urban route planning7.1.4 Running time7.1.5 Fare stage7.1.6 Bus stops

7.2 Vehicle and crew scheduling

7.2.1 Road worthiness requirement of a vehicle7.2.2 Vehicles and scheduling 7.2.3 Maintenance schedules7.2.4 Need of vehicle history sheet, log sheets, spare part

catalogue, service manuals7.2.5 Crew scheduling

7.3 Road Accident

83

7.3.1 Definition7.3.2 Classification of accidents7.3.3 Causes of accidents7.3.4 Accident investigation procedure7.3.5 Accident prevention

8. Motor Vehicle Laws :

8.1 Motor vehicle act and rules

8.1.1 Driving license8.1.2 Age limit8.1.3 Addition and renewal of driving license

8.2 Control of transport vehicle

8.2.1 Registration8.2.2 Permit8.2.3 Insurance8.2.4 Offences8.2.5 Penalties

8.3 Traffic rules and regulation

8.3.1 Speed limit 8.3.2 Parking places8.3.3 Signals and signal devices8.3.4 Traffic symbols8.3.5 Driving safety devices

REFERENCE BOOKS :

1. Industrial Engineering & Management Science Banga, Agarawal & Sharma.

2. Industrial Management K.K.Ahuja3. Industrial Management R.N.Mittal & S. Kumar4. Transport Management CIRT (Vol III & V )

*****

AUTO SHOP PRACTICE

CODE MA 52 L T P -- -- 6

RATIONALE

This subject deals with practical knowledge. Hence the practicals related to special auto machines, engine reconditioning F.I. Pump calibration etc. are included in this subject. So that students gain knowledge to start their own work.

CONTENTS

1. Study and operations of the auto shop equipments.2. Cylinder Repair :

2.1 Liner removing and fitting2.2 Boring the cylinder by boring machine2.3 Lapping and honing of the cylinder

3. Connecting Rod Repair :

3.1 Checking of twist and bend with the help of connecting rod alignment machine and rectifying them

3.2 Bush fitting and removing from small end3.3 Repair of big end of connecting rod

4. Servicing of Valves :

4.1 Measuring of valve angle4.2 Inspection of valve seat, margin, stem and lock groove4.3 Regrinding of valve by refacing machine4.4 Removing of valve seat and refitting4.5 Cutting of valve seat and its grinding4.6 Lapping of valve4.7 Checking of valve seat for proper sealing

5. Cylinder Head Repair :

5.1 Repairing of cylinder head5.2 Refinishing of cylinder head by surface grinder5.3 Testing for leakage

6. Crank Shaft Repair :

6.1 Inspection of crank shaft for bend, taper and ovality of main journal and crank pins

6.2 Grinding of crank shaft by crank shaft grinder

85

7. Cylinder Block :

7.1 Repairing of cylinder block surface7.2 Boring of main journal, cam shaft journal by line boring machine

8. Brake Drum Repair :

8.1 Inspection of brake drum8.2 Turning of brake drum by brake drum turning machine

9. Fuel Pump Calibration :

9.1 Dismantling, inspection and complete over haul of fuel injection pump.

9.2 Complete testing of F.I. pump with the help of F.I. pump calibration machine

10. Injector Testing :

10.1 Complete overhauling of injector10.2 Nozzle grinding and lapping by nozzle grinding machine10.3 Testing of injector

REFERENCE BOOKS :

1. Car Maintenance & Repair W. Judge2. Diesel Fault Tracing &

Maintenance Repair Staton Abbey

*****

AUTO ELECTRIC EQUIPMENTS

CODE MA 53 L T P 3 -- 2

RATIONALE

This subject will help the student in knowing various electrical equipment used in automobile, their functions, maintenance and to diagnose the faults due to electrical equipment failure.

CONTENTS

1. Introduction :

1.1 Various electrical system and functions1.2 Insulated and earth return system, negative and positive earthing.1.3 6v, 12v, 24v electrical system

2. Battery :

2.1 Function and types of battery2.2 Lead acid battery

2.2.1 Working principle and chemical reaction2.2.2 Construction detail2.2.3 Formation of plate2.2.4 Electrolyte and its specific gravity2.2.5 temperature effect on specific gravity of electrolyte

2.3 Battery rating :

2.3.1 Cold cranking2.3.2 20 hour, 4 hour, 25 amp.2.3.3 Reserve capacity

2.4 Battery Charging :

2.4.1 Charging system – constant current and constant voltage 2.4.2 Normal, booster and trickle charging

2.4.3 charging of sulphated battery

2.4.4 Charging dopes

3. Battery Test and Failure :

3.1 Battery test

87

3.1.1 Hydrometer test3.1.2 Open and short circuit voltage test3.1.3 Light load test3.1.4 High discharge test3.1.5 Cadmium tip test3.1.6 421 test

3.2 Battery failure and rectification

3.2.1 Over charging3.2.2 Cycling3.2.3 Sulfation3.2.4 Internal short circuit3.2.5 Buckling and cracking

3.3 Battery maintenance and storage (dry and wet type)3.4 Alkaline type battery

3.4.1 Nickel – Iron battery3.4.2 Nickel – Cadmium battery

4. Alternators:

4.1 Construction and working principle4.2 Advantage over dynamo4.3 Rectification4.4 Output control

4.4.1 One unit voltage regulator4.4.2 Two unit voltage regulator4.4.3 Regulator with transistor and vibrating contact point4.4.4 Fully transistorised regulator

5. Starting Motor:

5.1 Motor type and specifications5.2 Construction of motor and working principle5.3 Tests of motor (off the vehicle)

5.3.1 No load test5.3.2 Start test

5.4 Starter motor drive mechanism

5.4.1 Need of drive mechanism5.4.2 Bendix drive5.4.3 Over running clutch drive5.4.4 Gear reduction type of drive

5.5 Starter motor control

5.5.1 Manual switch5.5.2 Magnetic switch5.5.3 Solenoid switch5.5.4 Series – parallel system5.5.5 Two step starter motor control

6. Ignition System:

6.1 Principle6.2 Spark formation, production of high voltage6.3 Factor affecting spark – energy

6.3.1 Voltage6.3.2 Mixture ratio6.3.3 Charge pressure and temperature6.3.4 Throttle opening6.3.5 Plug gap6.3.6 Electrode temperature

6.4 Coil ignition system :

6.4.1 Working principle6.4.2 Constructional detail of induction coil and distributor

6.5 Ignition timing6.6 Ignition advancing mechanism

6.6.1 Centrifugal type6.6.2 Vacuum type

6.7 Magneto ignition system6.8 Comparison of coil and magneto ignition system

7. Spark Plug :

7.1 Constructional details7.2 Classification according

7.2.1 Heat range7.2.2 Reach7.2.3 Operating condition

7.3 Effect of leaded fuels7.4 Radio interference7.5 Plug polarity

89

7.6 Care and maintenance

8. Lighting System :

8.1 Lighting circuits8.2 Head lamps

8.2.1 Pre focused bulb type8.2.2 Sealed beam type8.2.3 Double filament type

8.3 Focusing and alignment of head lamp8.4 Four head lamp light system8.5 Fog lamp, back-up light, brake warning light, side light, direction

indicator, hazard warning light (functions only) 9. Switches and Wiring :

9.1 Switches (function only)

9.1.1 Tumbler door switch9.1.2 Head light9.1.3 Parking light9.1.4 Combination switch9.1.5 Horn switch

9.2 Wiring

9.2.1 Starting cable and specification9.2.2 H.T.L.T. cable and specification9.2.3 Cable connection 9.2.4 Fuse and fuse rating9.2.5 Cable colour code

10. Horn:

10.1 Electrical horn

10.1.1 Diaphragm type10.1.2 Wind tone type10.1.3 High frequency type

10.2 Double horn system10.3 Horn relays10.4 Bulb horn10.5 Air pressure horn

11. Recent Electrical Equipment in Automobiles :

11.1 Electronic magneto ignition system11.2 Electronic fuel injection

11.2.1 E.C.M.11.2.2 Sensors and their supporting circuits

11.3 Indicating devices

11.3.1 Fuel gauge11.3.2 Engine temperature indicator 11.3.3 Oil pressure indicator11.3.4 Charge indicator

11.4 Power window regulator11.5 Electrical fuel pump control system11.6 Door locks11.7 Heater and defroster11.8 Electrical control circuits of air conditioner for a car.

PRACTICALS

1. To study the constructional details of lead acid battery, also study various causes of failures.

2. To conduct various tests to determine the condition of battery3. To study the various components of charging system4. To study the regulator and conduct various adjustments and settings5. Study of followings :

5.1 Starting system5.2 Ignition system and setting procedure5.3 Light and sound system

6. Spark Plug :

6.1 Spark plug cleaning and setting of spark plug gap6.2 Identification of defects in spark plugs.

7. Practice to read, the wiring diagram of different vehicles and to trace fault in electrical circuit and different electrical components.

REFERENCE BOOKS :

1. Automotive Electrical Equipment William H Crouse 2. Basic Automobile Engineering C.P.Nakra3. Automobile Engineering Kirpal Singh 4. Automobile Engineering R.B. Gupta

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91

AUTO DESIGN - I

CODE MA 54 L T P 2 2 --

RATIONALE

Design occupies a prominent position in the curriculum of engineering. It consists of application of scientific principles, technical informations and imagination for the development of a new or improved member or system as to perform specific functions with maximum economy and efficiency.

Auto design is the subject which includes the design of all the parts of an auto vehicle subjected to carry forces with out failure by transforming other forms of energy into mechanical energy or by transmitting and modifying available energy to do some particular kind of work. This subject includes the study of mathematics, metallurgy, drawing, manufacturing process, strength of materials, workshop organisation etc.

CONTENTS

1. Basic Concepts :

1.1 Design philosophy and general consideration 1.2 Design process and various design aspects 1.3 Selection of material – properties and economy basis1.4 Working stress and factor of safety, selection of factory of safety1.5 Stress concentration, stress concentration factor and methods of

reducing stress concentration1.6 Fatigue and endurance limit1.7 Effect of load, surface finish and size on endurance limit1.8 Preferred number

2. Design of Riveted Joints :

2.1 Types of riveted joints (lap and butt)2.2 Various strengths of joints and efficiencies2.3 Design of a simple riveted joint

3. Design of Welded Joints :

3.1 Various welding joints (lap and butt)3.2 Strength of joints (transverse and fillet) with efficiencies

4. Design of Screw and Bolts :

4.1 Stresses due to initial tension and applied loads4.2 Bolt of uniform strength4.3 Screw thread designations and dimensions

5. Design of Shaft and Key :

5.1 Different – types of loadings on shaft

5.1.1 Bending 5.1.2 Torsion5.1.3 Axial

5.2 Combined loading of shaft5.3 Hollow shaft5.4 Design of sunk key and spline

6. Design of Auto Engine – Components Like :

6.1 Pressure vessels (cylinder, cylinder head)6.2 Piston, piston pin6.3 Connecting rod6.4 Crank shaft

REFERENCE BOOKS :

1. Auto Design R.B. Gupta2. Automobile Design Problems K.M. Aggarwal3. Machine Design R.K. Jain4. Machine Design Pandya & shah 5. Machine Design R.S.Khurmi 6. Machine Design Sharma & Aggrawal7. Machine Design V. B. Bhandari8. Engineering Design George Dieter ( McGraw-Hill)

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93

WORKSHOP TECHNOLOGY - II

CODE MA 55 L T P ME 55 3 -- 6

RATIONALE

This subject gives knowledge to the students with regard to many kinds of machine tools used in industry. Major thrust is to expose the students to acquire practical skill in handling milling machines, grinding machines, capstan and turret lathes and many other kinds of machines. This enables students to perform well on the shop floor in the industry.

CONTENTS

1. Metal Cutting Saws :

1.1 Specifications, description, working and uses of sawing machine 1.2 Description, specification of cutters/ blade for sawing machines,

blade setting.

2. Boring :

2.1 Principle of boring2.2 Classification of boring machines and their description2.3 Specification of boring machine2.4 Boring tools2.5 Boring bars and boring heads2.6 Description of Jig boring machine

3. Milling Machine :

3.1 Specifications and working principle of milling machine3.2 Classification of milling machines and their brief description and

their applications.3.3 Details of column and knee type milling machine 3.4 Milling machine accessories and attachment -Arbors, adaptors,

collets, vices, circular table, indexing head and tail stock, vertical milling attachment, spiral milling attachment, slotting attachment and rack milling attachment.

3.5 Work holding devices. 3.6 Milling methods-up milling and down milling

3.7 Various types of milling cutters and mandrels for milling machines

3.8 Milling operations-face milling, angular milling, form milling, straddle milling and gang milling

3.9 Cutting speed and feed. Simple numerical problems

3.10 Indexing on dividing heads, plain and universal dividing heads3.11 Indexing methods : direct, plain or simple, compound,

differential and angular indexing. Numerical problems on indexing

3.12 Helical and spiral milling 3.13 Introduction to machining centre

4. Grinding and Grinding Machines :

4.1 Purpose of grinding 4.2 Various elements of grinding wheel – Abrasive, Grade,

Structure, Bond4.3 Common wheel shapes and types of wheels - built up wheels,

mounted wheels and diamond wheels. Specifications of grinding wheels as per BIS

4.4 Truing and dressing, balancing and mounting of wheel 4.5 Grinding methods: surface grinding, cylindrical grinding and

centreless grinding. 4.6 Grinding Machines- cylindrical grinders, surface grinders,

internal grinders, centreless grinders and tools and cutter grinders.

4.7 Selection of grinding wheel

5. Capstan and Turret Lathes :

5.1 Concept of ram or capstan type and turret or saddle type machine5.2 Principal parts of capstan and turret lathes5.3 Capstan and Turret lathe mechanism : Turret indexing

mechanism, Bar feeding mechanism5.4 Work holding devices : Jaw and collet chucks5.5 Tool holding devices : slide tool holder, knee tool holder,

knurling tool holder, recessing tool holder, form tool holder, Tap and Die holder, V-steady box tool holder, roller steady box tool holder

5.6 Introduction to turret tooling layout5.7 Difference among capstan, turret and conventional lathe.

6. Automatic Machines :

6.1 Brief description of single spindle and multi-spindle automatic machines viz. Swiss type automatic screw machine and Turret type screw machines

7. Metal Finishing Processes :

7.1 Purpose of finishing surfaces7.2 Description of lapping, super finishing, polishing and buffing

processes

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7.3 Description of honing machine and honing tools8. Maintenance of Machine Tools:

8.1 Importance of maintenance8.2 Different type of maintenance8.3 Sequence of maintenance operation : Disassembly, washing,

fault finding, assembly

9. Installation and Testing of Machine Tools :

9.1 Different types of machine foundation9.2 Foundation plan9.3 Machine tool testing

PRACTICALS

1. Face milling.2. Gear cutting on a milling machine. (Spur and Bevel)3. Key way cutting on shaft4. Exercise on gang milling5. Job on Capstan lathe and Turret lathe.6. Job on grinding machine.

6.1 Surface grinding 6.2 Cylindrical grinding (internal and external)6.3 Centre less grinding (internal and external)

7. Milling cutter grinding on tool and cutter grinder8. Job using copying attachment on lathe9. Exercises on honing and lapping machine10. Super finishing practice on lathe11. Maintenance of milling, Grinding and Lathe machines

REFERENCE BOOKS :

1. Workshop Technology II Hazra Chaudhary2. Workshop Technology II Raghuvanshi3. Production Technology R.K.Jain & S.C. Gupta4. Workshop Technology (Hindi) Tahil Maghnani5. Production Technology H.M.T6. Workshop Technology II & III Chapman7. Production Technology Pandey & Singh

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POWER PLANT ENGINEERING

CODE MA 561 L T P ME 561 3 2/2 --

RATIONALE

With the increased consumption of electrical power in industries, agriculture and human comfort, more and more thermal, hydro and nuclear power plants are being installed through out the country. Gas turbine power plants are also being set up. This all has necessitated to train more and more people for the operation of different types of power plants. This subject provides basic knowledge about operation of power plant to the students.

CONTENTS

1. Introduction :

1.1 Different types of conventional sources of energy1.2 Base load and peak load plants1.3 Scope of conventional energy sources in India1.4 Status of conventional power plants in India

2. Thermal Power Plants :

2.1 General layout and working2.2 Factors of site selection2.3 Methods of coal handling2.4 Unloading devices2.5 Ash handling system2.6 Concept of super thermal power plants2.7 Combustion equipment

2.7.1 Basic requirements 2.7.2 Methods of coal burning : Hand firing, Stroker fired

systems, Pulverised fuel fired system2.7.3 Coal Burners : Stream line, Turbulent types

2.7.4 Combustion control, fluidised bed combustion

3. Hydro-Electric Power Plant :

3.1 Advantages and application of hydroelectric power plants3.2 Elements of hydroelectric power plant3.3 Plant layout of low head and high head intake3.4 Combination of Hydel – Thermal power plants3.5 Hydro electric power plants in India.

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4. Nuclear Power Plant :

4.1 Introduction to nuclear reactions and nuclear fuels 4.2 Site selection of nuclear power plants4.3 Nuclear reactors : various elements of nuclear reactors.4.4 Comparison of nuclear power plant with thermal and hydel

power plants4.5 Common types of nuclear reactors

4.5.1 Pressurised water reactor4.5.2 Boiling water reactor4.5.3 Gas cooled reactors 4.5.4 Liquid metal cooled reactor4.6.5 Fast breeder reactor

4.6 Nuclear power plants in India4.7 Hazards in nuclear power plants and safety measures4.8 Nuclear waste disposal

5. Diesel Power Plants :

5.1 Elements of a diesel power plant5.2 Building and general layout5.3 Use of diesel engine with steam power plants 5.4 Applications of diesel power plants5.5 Limitation of diesel power plants

6. Gas Turbine Plants :

6.1 Classification and application 6.2 Elementary description of gas turbines6.3 Details of elements of a gas turbine plant and plant layout6.4 Advantages over thermal and diesel power plants

7. Power Plant Economics :

7.1 Elements of cost of power7.2 Factors affecting economics of generation and distribution of

power 7.3 Factors affecting choice and type of power plants on economics

of power generation7.4 Simple numerical problems on cost of power generation.

REFERENCE BOOKS :

1. Power Plant Engineering Dr. Mahesh Verma2. Power Plant Engineering Keshwani

3. 'kfDr l;a= R.L.Agrawal4. Power Plant Engineering Domkumdwar5. Power Plant Engineering (Hindi) Prakash & Kumar6. Power Plants Engineering P.K. Nag (TMH)7. Power Plants G.R. Nagpal8. Power Plants Technology M.M. EI-Wakil (Mc-Graw Hill)

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99

ELECTRICAL AND ELECTRONICS ENGINEERING

CODE MA 562 L T P 2 -- 2

RATIONALE

The basic knowledge of electrical and electronics engineering is essential to all branch of engineering students. This subject covered AC/DC fundamentals. AC/DC machines, instrumentation, wiring and electronics.

CONTENTS

1. D.C. Circuits :

1.1 Electric charge, e.m.f, potential and potential difference1.2 Ohms law, resistance, conductivity, kirchoff’s law

2. A.C. Fundamentals :

2.1 Difference between D.C. and A.C.2.2 Definitions related with generation of sine wave, average value,

RMS value, form factor2.3 Behaviours of resistance, capacitance and inductance power in

AC circuits2.4 Phase, phase difference

3. D.C. Machine :

3.1 Construction3.2 Operation and types of D.C. motor3.3 Operation and types of D.C. generator3.4 emf equation3.5 Back emf, torque and speed relation3.6 Starter3.7 Speed control methods3.8 Application of D.C. drives

4. Transformers :

4.1 Construction and working principle of single phase transformer4.2 Emf equation, leakage flux4.3 testing of transformers4.4 Efficiency and losses

5. Electrical Wiring and Illuminations :

5.1 Methods of wiring5.2 Types of wiring5.3 Precaution and testing of wiring5.4 Earthing method of earthing5.5 Standard terms and definition related to illumination5.6 Laws of illuminations

6. Instrumentation and Measurements :

6.1 Principles, construction and working of following measurement instruments

6.1.1 Dynamometer types wattmeter6.1.2 PMMC and MI instruments6.1.3 Multimeter, energy meter and magger

6.2 Transducers6.3 Measurements of mechanical quantities like pressure, strain,

temperature and displacement etc. 7. Electronics:

7.1 Types of emission7.2 Basic idea of semi conductors7.3 Semi conductor diodes7.4 Zener diodes7.5 Rectification (half wave, full wave)7.6 Thyrister – construction, working and characteristics7.7 Basic inverter

PRACTICALS

1. Study of DC machines2. Study of D.C starter3. Connecting, starting and reversing the direction of DC motor4. Open circuit and short circuit test on single phase transformer5. Study of various types of transducers6. Study and calibration of different ammeter and voltmeter7. Study of magger and multimeterREFERENCE BOOKS :

1. Electrical Engineering (vol. I, II) D.R. Nagpal2. Electrical & Electronics Engg. B.L. Thereja3. Basic Electronics Engg. V.N. Mittal4. Electrical & Electronics Instrumentation

& Management H. Cotton

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101

AUTOMBOILE AIR CONDITIONING

CODE MA 563 L T P 2 -- 2

RATIONALE

The use of refrigeration and air-conditioning is not limited to human comfort only but it is extended to commercial and industrial application such as storage and preserving of food stuffs medicines, chemicals, wines etc. and during transportation also. It also requires producing suitable environment conditions for process works.

CONTENTS

1. Refrigeration and Refrigerants :

1.1 Introduction, principles and applications1.2 Refrigeration methods, units and rating of machines1.3 Classification and properties of refrigerants 1.4 Nomenclature of refrigerants

2. Refrigeration System :

2.1 Air refrigeration system

2.1.1 Reversed carnot cycle, theoretical and actual, revered brayton cycle, open and closed system

2.1.2 Application, advantages and disadvantages of cycle2.1.3 Simple numerical problems

2.2 Vapour Compression Cycle :

2.2.1 Theoretical and actual vapour compressions cycle2.2.2 Effect of sub-cooling, super heating on compression

cycle 2.2.3 Coefficient of performance (COP)2.2.4 Effect of varying condensing and suction temperature

and pressure on COP2.2.5 Use of P-H chart, simple numerical problem2.2.6 Methods of improving COP

2.3 Simple vapour absorption system and comparison with vapour compression cycle.

3. Psychrometry :

3.1 Properties of air vapour mixture3.2 Saturation of air, dry and wet bulb temperature, specific

humidity, degree of saturation and relative humidity3.3 Enthalpy of moist air3.4 Psychrometric charts and its uses 3.5 Psychrometric process, sensible heating and cooling, cooling

dehumidification and humidification, evaporative cooling3.6 Mixing of air streams3.7 Simple numerical problems

4. Automobile Air Conditioning :

4.1 Various transport air conditioning applications4.2 Physiological basis of air conditioning4.3 Human comfort, metabolism in human body, comfort chart and

effective temperature4.4 Summer and winter design conditions4.5 Classification of air conditioning system, room air conditioners,

package air conditioning4.6 Operations of automobile air conditioning4.7 Components and controls :

4.7.1 Compressors – reciprocating, rotary and centrifugal4.7.2 Various types of Condenser 4.7.3 Cooling towers, spray ponds4.7.4 Evaporators of various types4.7.5 Defrosting and throttling devices4.7.6 Automatic expansion valve, thermostatic expansion

valve4.7.7 Capillary tube, solenoid valve4.7.8 Receiver – driers4.7.9 Magnetic clutch control4.7.10 Suction throttle control4.7.11 Insulation

4.8 Air distribution system4.9 Installation procedure4.10 Trouble chart for Auto-air conditioning4.11 Various methods of air conditioning control

PRACTICALS

1. To aquatint with the use of refrigeration tools, charging board, special refrigeration tube fittings.

2. Copper tube jointing practice, flaring and brazing.3. Study of domestic refrigerator and room air conditioner with electrical

system and equipment arrangement. 4. Study of following components-

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4.1 Compressor open and hermetic sealed type

4.2 Expansion valves 4.3 Starting and over load relay

4.4 Thermostats 4.5 Strainer and drier4.6 Magnetic clutch

5. Charging practice on refrigerating machine including making vacuum, pressure testing, charging and final testing for performance

6. Determination of psychrometric properties of air at different places with the help of sling- psychrometer and hygrometer.

7. Using refrigeration trainer test rig to find out its refrigerating capacity, power input and C.O.P.

8. Use of Air-conditioning trainer to find out C.O.P REFERENCE BOOKS :

1. Refrigeration & Air Conditioning Domkundwar2. Refrigeration & Air Conditioning Manohar Prasad3. Refrigeration & Air Conditioning C.P.Arora4. Principles of Refrigeration Dossatt5. Refrigeration & Air Conditioning R.K. Rajput6. Refrigeration & Air Conditioning R.S. Khurmi7. Refrigeration & Air Conditioning Rao -Sarao 8. iz’khru ,oa okrkuqdwyu ,u- ds- eaxy

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‘C’ PROGRAMMING

CODE MA 571 L T P Common for All Branches of Engineering 2 -- 2 except CS & IT

RATIONALE

'C' is computer programming language and also structured programming language. In 'C' programming language we consider various syntax used in programming. By having good knowledge of 'C', students can write modular application and system programs. 'C' can be used in the engineering applications. By acquiring a sound knowledge of 'C' students will be able to understand the concept of all the application areas. This course is specially designed for engineering students of all diploma streams.

CONTENTS1. Introduction :

1.1 Scope of ‘C’ Language 1.2 Distinction and similarities with other HLLs 1.3 Special features and Application areas

2. Elements of ‘C’ :

2.1 Character set2.2 Key words2.3 Data types2.4 Constants and Variables2.5 Operators: unary, binary, ternary2.6 Operator precedence

3. Console Input-Output :

3.1 Types of I-O 3.2 Console I-O3.3 Unformatted console I-O: getchar(),putchar(), gets(), puts(),

getch(),getche()3.4 Formatted I-O: scanf(), printf()

4. Control Flow :

4.1 Statements and blocks4.2 if4.3 switch

4.4 Loops: for, while, do-while4.5 goto and labels

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4.6 break, continue, and exit4.7 Nesting control statements

5. Arrays :

5.1 Basic concepts5.2 Memory representation5.3 One dimensional array5.4 Two dimensional array

6. Functions :

6.1 Basic concepts6.2 Declaration and prototypes

6.3 Calling6.4 Arguments

6.5 Scope rules6.6 Recursion6.7 Storage classes types6.8 Library of functions: math, string, system

7. Pointers :

7.1 Basic concepts7.2 &, * operator7.3 Pointer expression: assignment, arithmetic, comparison7.4 Dynamic memory allocation7.5 Pointer v/s Arrays

8. Structure and Enumerated Data Types:

8.1 Basic concepts8.2 Declaration and memory map8.3 Elements of structures8.4 Enumerated data types : typedef, enum8.5 Union

PRACTICALS

1. Problems based on arithmetic expression, fixed mode arithmetic.2. Problems based on conditional statements and control structures.3. Problems based on arrays (1-D, 2-D), functions and pointers.4. Problems based on Engineering applications.

REFERENCE BOOKS :

1. 'C' Programming Stephen Kochan2. Programming with 'C' Schaum's Series

3. 'C' Programming V.Balguru Swami4. 'C' Programming Kernighan & Ritchie5. Let us 'C' Yashwant Kanetkar

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107

COMPUTER IN BUSINESS SYSTEMS

CODE MA 572 L T P Common for All Branches of Engineering 2 -- 2

RATIONALE

Computer is a tool, which can be applied to any field. It is not necessary to apply it in only engineering application but can be applied to various commercial applications equally. The student from engineering streams must have some knowledge about commercial application, as these are basic need for every one. This course is aimed to fulfill all the requirements of some one in commercial applications using FoxPro.

CONTENTS

Business Data Processing:

Business System Management Functions Levels of Management Information Requirement Basic tasks in business data processing Examples of business data processing Payroll, Financial,

Accounting, Inventory

Business Files :

Files, Records, Fields, Elements Fixed and Variable Length Records Master File, Transaction File Record Updating in Sequential File and Direct File

Design, Analysis and Development of :

Computerized Invoicing

Data Entry ScreensValidationsReceipt Data EntryReports

Computerized Payroll

Factors Involved in PayrollExposure to structure, processing and reportsFile maintenance

Computerized Inventory Control

Introduction and Aim of Inventory Inventory CostsInventory Control ProcessInventory transactionsInventory reports

FoxPro ( A tool for Business System) :

Starting FoxPro FoxPro Menus and Menu Options, Elementary Level Creating Data Base File (DBF ) Adding and Editing Records : Browse, Append Viewing Records SET commands : Talk, Date, Century, Default, Printer, Deleted,

Safety Querying DBF : Simple and RQBE Updating, Deleting and recalling records Sorting, Indexing and Searching Screen, Label, Menu, Report Generator

PRACTICALS

1. Hands on Experience with FoxPro2. Creating Simple DBF, adding record, viewing data3. Creating a simple DBF for Invoice4. Querying Invoice DBF5. Creating a simple DBF for Payroll6. Report Generation for Payroll7. Creating Inventory DBF8. Inventory Report Generation REFERENCE BOOKS :

1. FoxPro Made Simple R.K.Taxali2. Business Systems Satish Jain3. Computer Fundamentals V.K.Kapoor4. FoxPro Programming Michael P.Antonovich, Galgotia Pub.

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109

ADVANCE AUTO CHASSIS AND BODY

CODE MA 61 L T P3 -- 3

RATIONALE

Modern automobiles are very much different from the conventional ones. Almost every system of automobile has been improved keeping in view the comfort, economy and safety aspects. This subject keeps the students in touch with these developments.

CONTENTS

1. Chassis Layout :

1.1 Different chassis layouts for light vehicles.

1.1.1 Front engine rear wheel drive.1.1.2 Front engine front wheel drive.1.1.3 Front engine four wheel drive.1.1.4 Rear engine rear wheel drive.

1.2. Layouts for commercial vehicles

1.2.1 Rigid Trucks-4x2, 6x2, 6x4, 8x4.1.2.2 Articulated vehicles – Rigid 4x2 Tractor and single axle

trailer, Rigid 6x4 Tractor and Tandem axle Trailer, 6x2 Dual steeraxle Tractor and Tri axle Trailer.

1.2.3 Layouts for vans, coaches, double decker busses.

1.3 Comparison of major layouts, their advantages and disadvantages.

2. Suspension System :

2.1. Forces acting on suspension system.2.2. Springs

2.2.1 Types, materials, constructional details.2.2.2 Nipping and grading of leaf springs.2.2.3 Variables rate springs (Single unit and Two unit types).

2.3 Independent Suspension System (Front and Rear)2.3.1 Construction and operation of different types – Vertical

slide, Divided axle, Swinging Arm, Parallel links, McPherson Strut

2.3.2. Stabilizer Rod.

2.4 Air Suspension System - Layouts and Working, Advantages.2.5 Gas filled shock absorber - Operation.

3. Braking System :

3.1. Power Brakes – Layout, constructional details and working of following

3.1.1 Air Brakes3.1.2 Air Hydraulic Brakes3.1.3 Vacuum Brakes.

3.2. Disc Brakes

3.2.1 Constructional details and working of floating piston and floating caliper type.

3.2.2 Advantages and disadvantages of disc Brakes.3.2.3 Proportioning valve – function.

3.3. Introduction to Anti skid devices 3.4 Introduction to Engine exhaust brakes and Electric brakes used in

automobiles.

4. Wheels and Tyres :

4.1 Construction of Cross ply, Radial ply and Belted biased ply tyres.4.2 Comparison of cross ply and radial ply characteristics.4.3 Consideration in Trade design.4.4 Static and Dynamic balancing of wheels.4.5 Wheels and tyre troubles, their causes and remedies, care and

maintenance of tyre, tubes and valves. Tyre Rotation, Factor affecting tyre life.

4.6 Retreading of tyres.

5. Clutch :

5.1 Factors affecting the power transmitted by clutch.5.2 Construction and operation of a Diaphragm spring type clutch,

Comparison of coil spring and diaphragm spring type clutches.5.3 Clutch Operation –

5.3.1 Mechanical – Rod and Cable.5.3.2 Hydraulic operation – Clutch master cylinder and slave

cylinder.5.3.3 Electromagnetic operation.5.3.4 Vacuum operation.

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5.4 Fluid Flywheel – Construction, characteristics, Advantages and disadvantages.

6. Transmission :

6.1 Transmission requirements, tractive effort.6.2 Vehicle Resistances – Rolling, Air and Gradient resistance and

their effect on vehicle motion.6.3 Power and Torque, Power weight ratio, Draw bar pull.6.4 Transfer case- Construction and Operation.6.5 Transaxle Unit – Types construction and operation.6.6 Principle and operation of Overdrive.6.7 Torque converter, Automatic transmission, Free wheeling device.

7. Final Drive :

7.1 Hotchkiss and Torque tube drive, Torque reaction.7.2 Divided propeller shaft with intermediate support bearings.7.3 Differential – Types construction and working.

7.3.1 Limited slip differential.7.3.2 Double reduction differential.7.3.3 Worm, Bevel and Hypoid type final drives.

8 Steering Systems :

8.1 Steering Mechanisms :

8.1.1 Davis and Ackerman steering system.8.1.2 Fundamental equation for correct steering.8.1.3 Cornering force end slip angle, Understeer and

Oversteer.

8.2 Steering Linkages – Types – Centre Arm, Parallelogram and Long arm short arm types.

8.3 Front and Geometry :- Camber, Caster, Kingpin or Steering axis inclination, Included angle and Toe in and Toe out on turns. Definition and their effects.

8.4 Power steering :

8.4.1 Types – Integral and linkages types.8.4.2 Construction and working of power steering,

disadvantages.

PRACTICALS

1. Study, checking and adjusting the steering system.

1.1 Steering linkage check.1.2. Front wheel bearing 1.2 Ball joints1.3 Steering gear box.

2. Study and checking the front wheel geometry by wheel alignment unit.

3. Study of transaxle unit of a car.4. Study of Air power brakes used in heavy vehicle.5. Tyre study and service :

5.1. To study the construction of radial and cross ply tyres.5.2 Tyre rotation.5.3 Repair of tubes and tyre.5.4 Study of cold retreading procedure

REFERENCES BOOKS :

1. Vehicle and Engine Technology (Vol. 1 & 2) Heinz Heisler.2. Basic Automobile Engineering C.P. Nakra.3. Automobile Engineering R.B. Gupta4. Automobile Engineering Kripal Singh.5. Auto Chassis and Body P.L. Kohli6. Auto Chassis and Body Crouse, Anglin7. The Automobile H.S. Reyat8. Automobile Engineering G.B.S.Narang

* * * * **

113

AUTO GARAGE PRACTICE

CODE MA 62 L T P-- -- 6

RATIONALE

This subject imparts the practical skill and knowledge related to vehicle repair and maintenance to the students. Practicals such as overhauling of different vehicle systems are kept in this subject.

CONTENTS

1. Study of layout of Auto garage.2. Study and uses of vehicle tools.3. Servicing of vehicles.4. Complete overhaul of suspension system – (Two wheeler,, LTV. &

H.T.V).5. Complete overhaul of clutch system (Two wheeler,, L.T.V. & H.T.V).6. Complete overhaul of gear box (Two wheeler, L.T.V. & H.T.V)..7. Complete overhaul of Differential ( L.T.V. & H.T.V).8. Complete overhaul of braking system (L.T.V. & H.T.V).9. Complete overhaul of steering system (L.T.V. & H.T.V).10. Complete tune up of Engine by tuning equipment.11. Driving practice of two wheeler,, L.T.V & H.T.V.12. Wheel Balancing of the vehicle.13. Spark Plug cleaning and testing and CB point clearing and setting of the

Ignition timing of the engine.14. Repairing, Servicing and testing of Radiator.15. Study of Air compressor.16. Visit to Near by Auto Workshop.

REFERENCES BOOKS :

1. Vehicle & Engine Technology (Vol. 1 & 2) Heinz Heisler.2. Basic Automobile Engineering C.P. Nakra.3. Automobile Engineering R.B. Gupta4. Automobile Engineering Kripal Singh.

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MANUFACTURING PROCESS-II CODE MA 63 L T P ME 63 3 -- 3

RATIONALE

Manufacturing processes are developing very fast with rapid changes in technology. This subject will provide insight to the students regarding metal forming methods, newer machining processes and jigs and fixtures. These processes are needed for modern and mass production processes. In order to create interest in the subject theory should be supplemented by visit to industries where new manufacturing processes are being used.

CONTENTS

1. Metal Forming Process:

1.1 Forging

1.1.1 Forging process, open die forging, closed die forging (drop forging)

1.1.2 Press forging, upset forging, Swaging, up setters, roll forging

1.1.3 Cold and hot forging, forging defects and their remedies

1.2 Rolling

1.2.1 Elementary theory of rolling, types of rolling mills1.2.2 Roll passes, rolling defects and remedies

1.3 Press forming

1.3.1 Types of presses, working, selection of press dies, die material.

1.3.2 Press operations - shearing piercing, trimming, punching, Notching, shaving, guering or rubber forming, embossing, stamping

1.4 Extrusion

1.4.1 Types of extrusion - Hot and Cold, Direct and Indirect

1.5 Drawing

1.5.1 Pipe drawing, Tube drawing

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2. Conventional Metal Cutting Processes:

2.1 Metal Cutting

2.1.1 Elementary theory of metal cutting, chip formation, continuous chip, continuous chips with B.U.E., discontinuous chips

2.1.2 Mechanism of chips formation, geometry of chip formation, forces on chip. Merchant's diagram

2.1.3 Tool life, Economics of tool life

2.2 Broaching Machine:

2.2.1 Classification and description of broaching machines 2.2.2 Elements of broach2.2.3 Types of boraches

2.3 Gear manufacturing processes:

2.3.1 Gears hobbing2.3.2 Gear shaping

2.4 Gear Finishing methods:

2.4.1 Gear shaving, gear burnishing

2.5 External threading processes :

2.5.1 Die heads, thread milling2.5.2 Thread grinding, thread rolling

3. Newer Machining Processes:

3.1 Mechanical Processes

3.1.1 Ultrasonic Machining (USM): Introduction, fundamental principles, process, advantages and Limitation, application

3.1.2 Abrasive jet machining (AJM) - Introduction, principles, process, advantages and Limitation, application

3.2 Electro Chemical Processes

3.2.1 Electro chemical machining (ECM) - Fundamental principles, process, applications

3.2.2 Electro chemical grinding (ECG) - Fundamental principles, process, applications

3.3 Electrical Discharge Machining (EDM) -

3.3.1 Introduction, mechanism of metal removal basic EDM circuit

3.3.2 Principle of operation, material removing rate, dielectric fluid and applications of EDM

3.4 Laser beam machining (LBM) -

3.4.1 Introduction, machining process and applications3.5 Electro beam machining (EBM) -

3.5.1 Introduction, principle processes and applications

3.6 Plasma arc machining (PAM) and Welding -

3.6.1 Introduction, principle processes and applications.

4. Metallic Coating Processes:

4.1 Metal spraying, galvanising, Electroplating and anodising. 5. Plastic Process - Working principle, Advantages and limitation of

following process:

5.1 Injection moulding5.2 Blow moulding5.3 Compressive moulding

6. Jigs and Fixtures :

6.1 Importance and use of jigs and fixtures 6.2 Principle of location6.3 Locating devices6.4 Clamping devices6.5 Types of jigs-Drilling jigs, bushes (fixed, liker, slip). Types of

drilling jig - Template jigs, plate jig, channel jig, leaf jig. 6.6 Fixture for milling, Advantages of jigs and fixtures

PRACTICALS

1. Exercise on forging operation by power hammers2. Ultrasonic machining by doing one exercise. 3. Exercise on buffing.4. Exercise on lapping. 5. Exercise on super finishing. 6. Exercises on Electro plating.

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7. Engine cylinder honing with the help of honing machine8. Design and manufacture of one drilling jig. 9. Manufacture of one milling fixture. 10. Demonstration of newer machining processes / metal cutting process/

plastic process through industrial visits.

REFERENCE BOOKS :

1. Production Engineering R.K. Jain2. Manufacturing Science Amitabha Ghosh & A.K. Mallik3. Production Technology Pandey.Singh 4. Manufacturing Technology Gupta & Adithan5. Modern Machining Methods M.Adithan6. Production Engineering P.C. Sharma (S. Chand)7. Introduction to Mfg. Process John Schely (Mc-Graw Hill)8. Metal Forming Process G.R. Nagpal (Khanna Pub.)9. Manufacturing Process – II Bhatnagar, Sharma (Nav Bhart)

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AUTO DESIGN - II

CODE MA 64 L T P 2 2 --

RATIONALE

Design is one of the basic subjects of engineering and a thorough knowledge of design aspect of machine elements in essential for both engineering students and practising engineers. Knowledge of method of finding shapes and sizes of machine elements is very essential from strength and rigidity/ stiffness criteria etc.

CONTENTS:

1. Limits, Fits and Tolerances:

1.1 Terminology, definitions1.2 Types of fits1.3 System of fits

1.3.1 Hole basis system1.3.2 Shaft basis system

1.4 Symbols for tolerances1.5 Machines symbols showing tolerance and surface texture,

material machining treatment of surface etc. of simple machine parts as per IS : SP 46-1988.

2. Design of Components:

2.1 Levers (Bell cranked, Rocker arm, Hand lever, Crank lever etc.)2.2 Leaf spring2.3 Close coil helical spring (Circular section)

3. Bearing (No Numerical Problem) :

3.1 Introduction and Classification3.2 Material used for bearings and their properties3.3 Types and uses of rolling contact bearings3.4 Standard dimension and designations of ball bearings3.5 Selection of rolling elements bearings

4. Gear Tooth:

4.1 Gear tooth - nomenclature and relations4.2 Failures of gears4.3 Design of spur and helical gears

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5. Governors (No Numerical Problem ) :

5.1 Introduction and classification5.2 Methods of governing (Quality, Quantity and hit and miss

governing)5.3 Dead wt governors (watt and porter)5.4 Spring control governors (hartnell and Wilson hartnell)5.5 Concept of sensitivity, stability, isochronism and hunting

6. Design of Joints:

6.1 Simple cotter joint6.2 Knuckle joint6.3 Turn buckle

7. Gyroscope – Introduction and principle.

REFERENCE BOOKS:

1. Auto Design R.B. Gupta2. Automobile Design Problems K.M. Aggarwal3. Machine Design R.K. Jain4. Machine Design Pandya & shah 5. Machine Design R.S.Khurmi 6. Machine Design Sharma & Aggrawal7. Machine Design V. B. Bhandari8. Engineering Design George Dieter ( McGraw-Hill)

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AUTO DRAWING AND COMPUTER AIDED DRAFTING

CODE MA 65 L T P2 -- 4

RATIONALE

For better communication and effective working in automobile industries, motor garages, service stations, and other fields, the knowledge of Auto drawing is very essential.

In the previous semester, students have been given knowledge and practice of assembly drawing. In addition to these, the understanding of working drawings is also essential to those who are working in field area.

In the present time, computer is becoming more and more importance in every field, so the engineering drawing is also not untouched with it. Computer aided drawing in make the work of drawing, easier, fast, accurate and clear.

CONTENTS

1. Working Drawing (Using Code IS : 919) :

1.1 Piston1.2 Connecting rod1.3 Crank shaft1.4 Cylinder, dry and wet liner1.5 Bush bearing, ball and roller bearing

2. Assembly Drawing:

2.1 Spark plug2.2 Fuel injector2.3 Valve and valve box2.4 Simple jet carburettor2.5 Rotary gear pump

3. Exploded Drawing: need and meaning of exploded views, Free hand sketching of

3.1 Traffic symbols, colour codes, number plates3.2 Electric symbols3.3 Circuit diagrams

3.3.1 Fuel gauge3.3.2 Temperature gauge3.3.3 Oil pressure gauge3.3.4 Speedometer3.3.5 Odometer

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3.4 Wiring Diagrams:

3.4.1 Two wheel vehicles3.4.2 Four wheel vehicles

3.5 Lubrication charts 3.6 Valve operating mechanisms

4. Gear Tooth Profiles (Spur and Bevel Gears ) :

Drawing involute tooth profile by

4.1 Approximate method 4.2 Prof. Unwin's method

5. CAM:

5.1 Introduction to types of cams and followers5.2 Types of follower motions5.3 Construction of a disc cam profile with an in line knife edge

follower

6. Computer AIDED Drawing (Latest version of Auto CAD available in the institution should be used):

6.1 Concept of Auto CAD6.2 Creating and editing6.3 Dimensioning and using text6.4 Plotting in Auto CAD6.5 Using coordinate system of specify points, using direct distance

entry shifting and rotating the coordinate system6.6 Different line commands – p-line, x-ling, m-line, ray, hidden,

centre line, dash, zig-zag line.6.7 Types of different editing commands – scale, erase, copy, stretch,

lengthen, and explode6.8 Types of object, snap setting options – ortho mode, snap, grid,

geometric snap mode6.9 Principle of drawing curved objects; create point objects,

changing drawing order of objects crating solid filled areas and regions

6.10 Modifying of curved objects6.11 Drawing to scale, dimensioning and text, tolerancing, modifying

dimensions and tolerances6.12 Command for hatching and sectioning6.13 Draw Isometric views of simple objects.

Note : No question will be asked in theory paper on chapter 6 th and Board’s

practical (PR) exam will be based on chapter 6th only.

REFERENCE BOOKS :

1. Machine Drawing Laxmi Naryan & Mathur2. Mastering AutoCAD 2000 B.P.B.Publishers3. Machine Drawing P.S. Gill4. Auto CAD 14 for Engineers P. Nageshwara Rao (TMH)5. Auto Drawing R.B. Gupta6. Engineering Drawing and

Graphics & AutoCAD K. Venugopal

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MECHANICAL ESTIMATING AND COSTING

CODE MA 661 L T P ME 661 2 2 --

RATIONALE The Knowledge about estimation and costing is required for engineers. This subject is designed to develop understanding of various components of costs and making cost estimation.

CONTENTS

1. Introduction:

1.1 Estimating

1.1.1 Definition1.1.2 Importance of estimating1.1.3 Aims and functions1.1.4 Estimating procedure

1.2 Costing

1.2.1 Definition1.2.2 Aims of costing1.2.3 Procedure of costing

1.3 Difference between estimating and costing

2. Elements of Costs:

2.1 Material cost2.2 Labour cost2.3 Expenses

2.3.1 Direct expenses2.3.2 Indirect expenses

2.4 Component of cost2.5 Overhead cost2.6 Allocation of on cost

3. Estimation of Material Cost:

3.1 Estimation of volumes, weights and cost of materials for

3.1.1 Pulley3.1.2 Spindle

3.1.3 Lathe centre3.1.4 Fly wheel3.1.5 Crank shaft

4. Estimation in Machining:

4.1 Cutting speed, feed and depth of cut4.2 Setup time, operation time, machining, time tear down time,

handling time4.3 Allowances4.4 Estimation of machining time for various lathe operations :

4.4.1 Turning4.4.2 Facing4.4.3 Threading4.4.4 Drilling4.4.5 Chamfering

4.5 Estimation of machining time for Milling operation4.6 Estimation of machining time for Shaping operation4.7 Estimation of machining time for Grinding operation4.8 Metal removal rates

5. Estimation in Welding Shop:

5.1 Estimation of electric are welding cost5.2 Estimation of gas welding5.3 Estimation of gas cutting

6. Estimation in Forging Shop:

6.1 Hand forging6.2 Machine forging6.3 Estimation of losses in forging operation and net weight6.4 Estimation of cost of forging operation

7. Estimation in Pattern Making and Foundry Shop:

7.1 Pattern allowances7.2 Estimation of pattern cost7.3 Estimation of foundry shop

8. Estimation in Sheet Metal Shop:

8.1 Sheet metal operations8.2 Sheet metal joints8.3 Estimation of time and cost in sheet metal operations

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REFERENCE BOOKS:

1. Estimating & Costing Banga & Sharma 2. Mechanical Estimating & Costing O.P. Khanna3. Mechanical Estimating & Costing T.T.T.I.Madras

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RENEWABLE ENERGY SOURCES

CODE MA 662 L T P ME 662 3 2/2 --

RATIONALE

The conventional sources of energy are depleting day by day and will not be sufficient to meet the future demand of energy. There fore, there is a need for generation of energy by using renewable energy sources. Such as solar, wind and biogas for lighting, cooking etc. The diploma holders should be conversant with basic knowledge and practical application of renewable sources of energy.

CONTENTS

1. Introduction:

1.1 Present position of conventional energy sources in India1.2 Need for non-conventional energy sources1.3 Various alternate energy sources – solar, biogas, wind,

geothermal, tidal, Magneto hydro dynamic, thermo electric power etc.

2. Solar Energy:

2.1 Introduction to solar power2.2 Solar energy collectors2.3 Application of solar energy

2.3.1 Solar water healing2.3.2 Solar heating of Buildings2.3.3 Solar thermal electric conversion2.3.4 Solar photo voltaics2.3.5 Solar distillation2.3.6 Solar cooking2.3.7 Solar green house2.3.8 Space cooling

2.4 Solar energy storage

2.4.1 Thermal storage2.4.2 Chemical storage2.4.3 Mechanical energy storage2.4.4 Solar pond

3. Bio Mass Energy Conversion:

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3.1 Introduction to bio gas energy3.2 Properties of bio gas3.3 Principle of bio gas production3.4 Chemical and micro biological process3.5 Factors, which affect bio gas production3.6 Classification of bio gas plant

3.6.1 Fixed dome type - Chinese plant3.6.2 Floating type – Khadi Village commission bio gas plant

3.7 Site selection of bio mass gas plant3.8 Selection of size and specification of bio gas plant3.9 Bio gas lamp and chulha3.10 Economic aspect of bio gas plants

4. Wind Energy:

4.1 Scope of wind energy4.2 Merits and demerits of wind energy4.3 Measurement of wind velocity by Anemometer : Indicating and

recording type4.4 Wind Machines

4.4.1 Horizontal axis wind machine4.4.2 vertical axis wind machine

4.5 Wind power and energy pattern factor4.6 Efficiency of wind machine4.7 Site selection of wind machine

5. Geothermal Energy:

5.1 Scope and status of Geothermal energy5.2 Estimates of geothermal power5.3 Geothermal sources5.4 Operational and environmental problems

6. Tidal Power :

6.1 Fundamental characteristics of tidal power6.2 Harnessing tidal energy6.3 Limitation of tidal power

7. Magneto Hydro Dynamic (MHD) Power Generation:

7.1 Introduction

7.2 Principle of MHD power generation7.3 Advantages of MHD systems7.4 International statics of MHD power generation and its future

prospects

8. Thermo Electric Power:

8.1 Introduction8.2 Basic Principles of thermo electric power generation

8.2.1 Joule effect8.2.2 Peltier effect8.2.3 Thomson effect

REFERENCE BOOKS :

1. Non Conventional Energy Sources G.D. Rai (Khanna Pub.)2. Energy Technology –

Non Conventional S.Rao (Khanna Pub.)3. Non Conventional Sources of

Energy (Hindi) Agrawal & Gupta (Nav Bharat)4. vikjEifjd ÅtkZ L=ksr ,- ,u- ekFkqj @,u-,l-

jkBkSM+*****

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MANAGEMENT

CODE MA 671 L T P Common for All Branches of Engineering 2 2 --

RATIONALE

To achieve the target and goals in an organisation it is essential to co-ordinate the entire system. For this purpose the knowledge of principles of management, human resources development, material management and financial management is required.

CONTENTS

1. Principles of Management:

1.1 Management, administration and organisation, difference between them.

1.2 Scientific management : Meaning, characteristics, object and advantage : Taylor's scientific management – Fayol’s principles of management, functions of management

1.3 Types of ownership, sole trading, partnership, joint stock, co-operative and public enterprise

1.4 Types of organisation, different types and their charts.1.5 Importance of human relation professional ethics1.6 Need for leadership, leadership qualities1.7 Motivation

2. Human Resources Development:

2.1 Introduction, object and functions of human resource development department

2.2 Recruitment, sources and methods of selection, need for effective training, method of training, duties of supervisor / Formen, role of HRD in industries.

3. Wages and Incentives:

3.1 Definition and requirements of a good wage system methods of wage payment

3.2 Wage incentives - type of incentive, difference in wage incentive and bonus. incentive to supervisor.

4. Material Management:

4.1 Purchasing Functions and duties of purchase department organisation of purchase department, methods of purchasing, purchase order contracts, legality of contracts types of contracts i.e. piece work contract, lumpsum contract, item rate contract, percentage contract, merits and limitation of each contract system, departmental execution of works, rate contract - D.G.S & D and C.S.P.O. tender, necessity, types of tenders, tendering procedure, earnest money and security money

4.2 Store and store keeping : Functions and duties of store department, location and layout of store, bin cards, store ledger, receipt and issue procedure of materials, physical verification of stores, disposal method of unserviceable articles and protection of stores.

4.3 Sales : function and duties of sales department sales promotion advertisement service after sales.

5. Financial Management:

5.1 Function and duties of finance department5.2 Brief idea of journal, ledger, trial balance, trading account, profit

and loss account, balance sheet.5.3 Cheques (crossed and bearer ), draft, promissory note, letter of

credit, brief idea of cost accounting. 5.4 Numerical problems.

6. Marketing Management:

6.1 Concept of Marketing6.2 Problems of Marketing6.3 Pricing policy6.4 Distribution channels and methods of marketing

7. Tax System and Insurance:

7.1 Idea of income tax, sales tax, excise duty and custom duty7.2 Industrial and fire insurance, procedure for industrial insurance.

8. Labour Legislation and Pollution Control Acts:

8.1 Industrial acts : factory act 19488.2 Workmen's compensation act 19238.3 Apprentices act 19618.4 Water pollution contract act 1974 and 19818.5 Air pollution contract act 19818.6 Environmental protection act 19868.7 Forest (animal conservation act 1972)8.8 Pollution control provisions in motor vehicle act.

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9. Entrepreneurship Development :

9.1 Role of entrepreneurship and its advantages9.2 Distinction between an entrepreneur and a manager9.3 Project identification and selection9.4 Project formulation9.5 Project appraisal

REFERENCE BOOKS :

1. Industrial Management V.K. Sharma & O.P. Harkut2. Industrial Engg. & Management O.P. Khanana3. Industrial Engg. & Management T.R. Banga

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ENTREPRENEURSHIP DEVELOPMENT

CODE MA 672 L T P Common for All Branches of Engineering 2 2 --

RATIONALE

This subject will introduce the students about how to set up a small-scale industry. The subject includes the procedure for how to select, proceed and start the SSI, which also involves a concrete market survey report and project formulation.

CONTENTS

1. Entrepreneurship :

1.1 Role of entrepreneurship and its advantage1.2 Classification of industries (based on scale)1.3 Classification of industries (based on type)

2. Industrial Policy :

2.1 New industrial policy2.2 M.R.T.P. act.

3. Entrepreneurial Development :

3.1 Product identification/ selection3.2 Site selection3.3 Plant layout3.4 Institutional support needed3.5 Pre-market survey

4. Entrepreneurship Support System:

4.1 Role of District Industries Centre in setting up industry4.2 Function of NSIC, SISI, NISIET, NRDC, SSIC, SIDO, NMTC,

KVIC, RSMDC 4.3 Role of state finance corporation, state electricity board,

pollution control board, RAJCON, BIS, I.S.O. etc.

5. Setting up SSI :

5.1 Registration of SSI5.2 Allotment of land by RIICO5.3 Preparation of project report5.4 Structure of organisation5.5 Building construction5.6 Establishment of machines

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6. Raw Material Management :

6.1 Allotment of iron and steel, coke/ coal6.2 Allotment of other indigenous raw material from NSIC6.3 Allotment of imported raw material and parts

7. Marketing Facilities :

7.1 Supply of product to state govt, to defence, to railways, to CSPO, to CSD

7.2 Participation in international exhibition and fairs, trade centres, state emporium and departmental stores

7.3 Quality consciousness and its effect on product sales

8. Financial Sources for SSI :

8.1 Various institutions providing loans for industries8.2 Various types of loans8.3 Subsidies

9. Contracts and Tenders :

9.1 Type of contracts9.2 Necessity of contract and tenders9.3 Type of tenders9.4 Tendering procedure

10. Project Report :

10.1 Procedure of preparing a project report10.2 Format of project report10.3 Preparation of project report for some SSI items

11. ISO : 9000 Series of Quality System :

11.1 Definition of few important terms related to ISO quality system11.2 Various models for quality assurance in ISO : 9000 series11.3 Various elements of ISO : 9001 model (20 points)11.4 Benefits by becoming an ISO : 9000 company11.5 Introduction to total quality management (TQM)

REFERENCE BOOKS :1. Hand Book of Small Scale Industry P.M. Bhandari2. Hand Book on Entrepreneurship Development O.P. Harkut3. Entrepreneurial Development S.S. Khanka 4. Statistical Quality Control Mahohar Mahajan 5. ISO : 9000 Quality System S. Dalela

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PRODUCTION SYSTEM MANAGEMENT

CODE MA 673 L T P Common for All Branches of Engineering 2 2 --

RATIONALE

Diploma holders are responsible for controlling various production activities, which are not directly related to shop floor. These activities are new product design, Demand forecasting, capacity planning, material requirement planning etc. A diploma engineer should also be aware about new techniques used for manufacturing like group technology and JIT manufacturing.

CONTENTS

1. Introduction :

1.1 Production and production management1.2 Objectives of production management1.3 Functions and scope of production management

2. New Product Design :

2.1 Product life cycle2.2 Product policy of an organisation2.3 Selection of a profitable product2.4 Product design process and product analysis

3. Demand Forecasting :

3.1 Need for demand forecasting3.2 Long term and short term forecasts3..3 Classification of forecasting methods3.4 Various forecasting methods

4. Production Planning and Control :

4.1 Objective and function of PPC4.2 Comparison between production planning and production control4.3 Information requirement of PPC4.4 Organisation for PPC4.5 Manufacturing method and PPC4.6 Problems of PPC

5. Capacity Planning :

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5.1 Measurement of capacity5.2 Capacity planning5.3 Estimating future capacity needs5.4 Aggregate planning5.5 Master production schedule

6. Material Requirement Planning :

6.1 Objectives and functions of MRP6.2 MRP system6.3 Management information from MRP6.4 Lot sizing consideration6.5 Manufacturing resource planning (MRP – II)

7. Process Planning :

7.1 Process and equipment selection7.2 Machine requirement7.3 Machine output7.4 Manpower planning7.5 Line balancing7.6 Process planning

8. Production Control :

8.1 Loading 8.2 Sequencing8.3 Assignment model8.4 Scheduling8.5 Despatching

9. Make or Buy Decision :

9.1 Make or buy decision making9.2 Factors influencing make or buy decision9.3 Functional aspects of make or buy decision

10. Application of LPP in Production Management :

10.1 Product mix decision10.2 Standard form of linear programming problem10.3 Formulation of L.P. problem10.4 Graphical method (only) for solving problems

11. Group Technology :

11.1 Concept of group technology

11.2 Group layout11.3 Stages in group technology manufacturing11.4 Benefits of G.T.

12. Just in Time Manufacturing :

12.1 Concept of JIT12.2 Seven wastes12.3 Basic element of JIT12.4 Benefits of JIT

REFERENCE BOOKS :

1. Industrial Engg. & Production Management Martand Telsang, 2. Production Management Jain & Agarwal 3. Production Management System S.C. Sharma

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