PAM HINDUSTAN UNIVERSITY · PAM 103* Civil Aviation Requirements - I 3 1 0 4 4 PAM 104 Aircraft...

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PAM

HINDUSTAN UNIVERSITY

HINDUSTAN INSTITUTE OF

TECHNOLOGY AND SCIENCE

SCHOOL OF

AERONAUTICAL SCIENCES

M.TECH AIRCRAFT MAINTENANCE

ENGINEERING

With NDT Specialization

2014-15

CURRICULUM & SYLLABUS

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HINDUSTAN UNIVERSITY

M.Tech. AIRCRAFT MAINTENANCE ENGINEERING

SEMESTER – I

Code No. Course Title L T P C TCH

THEORY

PMA103 Probability and Statistics 3 1 0 4 4

PAM 101* Mechanics of Flight 3 1 0 4 4

PAM 102 Aircraft General Engineering

Maintenance Practices 3 1 0 4 4

PAM 103* Civil Aviation Requirements - I 3 1 0 4 4

PAM 104 Aircraft Systems and Instrumentations 3 1 0 4 4

PAM 105 Avionics 3 1 0 4 4

PRACTICAL

PAM 106 Non-Destructive Testing Laboratory

0 0 2 1 2

TOTAL 25 26

* Common to M.Tech (Avionics)

SEMESTER – II


THEORY

PAM 201 Maintenance and Reliability

Engineering 3 1 0 4 4

PAM 202 Airframe Maintenance and Repair 3 0 2 4 4

PAM 203 Aircraft Composite Structures and

Repair 3 0 2 4 4

PAM 204 Civil Aviation Requirements -II 3 1 0 3 4

--- Elective - I 3 0 1 4 4

--- Elective - II 3 1 0 4 4

PRACTICAL

PAM 205 Aero Engine Laboratory 0 0 2 1 2

TOTAL 24 28

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SEMESTER – III


THEORY

PAM 301 Aircraft Maintenance Management 3 0 0 3 3

--- Elective - III 3 0 1 4 4

--- Elective - IV 3 0 0 3 3

PRACTICAL

PAM 302 Aircraft Systems Laboratory 0 0 3 1 3

PAM 303 Project Work – Phase I 0 0 12 6 12

TOTAL 16 24

SEMESTER – IV


PRACTICAL

PAM 401 Project Work - Phase II 0 0 24 12 24

TOTAL 12 24

Total No. of Credits: 78

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UNIT I PROBABILITY AND RANDOM VARIABLE 12 Probability – Random variables – Moments – Moment generating function – Standard distributions – Functions of random variables – Two-dimensional R.Vs – Correlation and Regression. UNIT II ESTIMATION THEORY 12 Principle of least squares – Regression – Multiple and Partial correlations – Estimation of Parameters – Maximum likelihood estimates – Method of moments. UNIT III TESTING OF HYPOTHESIS 12 Sampling distributions – Test based on Normal, t-distribution, chi-square, and F-distributions – Analysis of variance – One-way and two way classifications. UNIT IV DESIGN OF EXPERIMENTS 12 Completely Randomized Design – Randomized Block Design – Latin Square Design – 2 Factorial Design.

PMA 103 PROBABILITY AND STATISTICS

L T P C

3 1 0 4

Goal The course is aimed at developing the Mathematical

skills of engineering students that are imperative for

effective understanding of engineering subject

OBJECTIVES OUTCOMES

Impart the students

To enable the random variables

moments.

To enrich idea about the correlation

and regression.

To provide the details about the

testing of hypothesis methods.


design experiments.

To enrich idea about the time series

The student will

Be able to understand the random variables,

correlation and regression.

Be able to understand the correlation and

regression.

Have understood different types of hypothesis

testing.

Have understood randomised design.

Be able to understand the Exponential smoothing –

Auto Regressive Processes

5

UNIT V TIME SERIES 12

Characteristics and Representation – Moving averages – Exponential smoothing – Auto Regressive Processes. TOTAL: 60

TEXT BOOKS

1. Freund John, E and Miller, Irvin, “Probability and Statistics for Engineering”, 5th Edition, Prentice Hall, 1994.

2. Jay, L.Devore, “Probability and Statistics for Engineering and Sciences”, Brooks Cole Publishing Company, Monterey, California, 1982.

REFERENCES

1 .Montgomery D.C and Johnson, L.A, “Forecasting and Time series”, McGraw Hill. 2. Anderson, O.D, “Time series Analysis: Theory and Practice”, I.North-Holland, Amsterdam, 1982. 3 .Gupta, S.C and Kapoor, V.K., “Fundamentals of Mathematical Statistics”, Sultan Chand and Sons, New Delhi, 1999.

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UNIT I CONFIGURATION OF AIRPLANE AND ITS COMPONENTS 12 How an Airplane flies - components of an airplane and their functions - motions of airplane -Pitching, Rolling and Yawing-Banking, skidding and slipping - starting, taxying - Take-off - landing - stalling, spinning, spirals - cross wind take-off and landings. Different types of flight vehicles. UNIT II PROPULSION 12 Aircraft propulsion, Rocket propulsion, power plant classification, principles of Operation and areas of their application. UNIT III AERODYNAMICS 12 Airfoils and streamlines bodies - forces acting on an airplane - lift and drag - speed and power – physical properties and structure of atmosphere - theory of flight. UNIT IV STABILITY AND CONTROL 12 Introduction to stability and control, Concepts of static and dynamic stability and control, dynamic instability and control, V-n diagram, range and endurance. UNIT V AIRCRAFT STRUCTURES 12 Introduction to Aircraft structures - Loads - Types of construction - Design features Aircraft materials. TOTAL: 60

TEXT BOOKS 1. Kermode, A.C, „Mechanics of Flight‟ English Book Store, New Delhi, 1992.

PAE 106 MECHANICS OF FLIGHTS L T P C

3 1 0 4

Goal To introduce the basic concept of aeronautical engineering and the current development in the field

OBJECTIVES OUTCOMES

Impart the students

To enable knowledge about the

aircraft components and flight controls.

To enrich idea about the propulsion

system.


aerodynamics

To enrich idea about the stability and

control


aircraft structure

The student will

Be able to understand about the flight control

and components.

Be able to understand the rocket propulsion and

working principal

Have understood about the theory flight.

Have understood about the aircraft performance

Have understood about the structural design

parameter

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UNIT I AIRCRAFT MAINTENANCE PRACTICES 12 Standard Maintenance Practices - Aircraft Maintenance Practices - General Purpose Tools - Measuring Tools - Torque Wrenches and Torque Loading Practices UNIT II TOOLS 10 Aircraft Fastening Devices – Bolts ,Screws, Nuts and Washers, Locking Devices and Springs, Engineering Drawings and Diagrams, Bearings and Gears. UNIT III AIRCRAFT MATERIALS 14 Aircraft Materials – Ferrous, Non-Ferrous ,Composite and Non-Metallic Materials Corrosion ,Corrosion Control and Protection Techniques

UNIT IV NON-DESTRUCTIVE TESTING (NDT) AND WELDING 14 Various Non-Destructive Testing Techniques,Dye Penetrant,Magnetic Particle, Radiography, Ultrasonic, Eddy Current,etc,. Various welding procedures and techniques used in aircraft and case studies . UNIT V AIRCRAFT MISCELLANEOUS 10 Electrical Cables and Connectors, Usage of Electrical Instruments and Equipment, Testing and Calibration Methods, Pipes, Hoses and Control Cables, Aircraft Weight and Balance Control, Quality System and Procedures.

TOTAL: 60

PAE 107 AIRCRAFT GENERAL ENGINEERING & MAINTENANCE PRACTICES

L T P C

3 1 0 4

Goal To teach the students about the basic concept of Aircraft general engineering and maintenance practices.

OBJECTIVES OUTCOMES

Impart the students

To enable knowledge about the

aircraft maintenance practices

To enrich idea about the aircraft

tools


aircraft materials

To enrich idea about the NDT and

welding


electrical related systems.

The student will

Be able to understand about the tools and

maintenance practices

Be able to understand the aircraft fastening devices

and bearing

Have understood about the composites and aircraft

materials

Have understood about the NDT methods and

welding techniques

Have understood about the Electrical Cables and

Connectors ,Weight and Balance Control

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TEXT BOOKS

1. Civil Aircraft Inspection Procedures (CAP 459-Part I, Basic)

2. Airframe & Powerplant Mechanics (General Handbook EA-AC 65-9A)

3. Shop Theory by James Anderson Earl E. Tatro,2005.

REFERENCES

1. Training Manual General Section Book 1 thru 7 by Dale Crane,2000

2. Aircraft Materials & Processes by Titterton.2004.

3. Machine Drawing by AC Parkinsons,2006.

4. Advanced Composites (EA-358) by Cindy Foreman ,2004

5. Digital Fundamentals by Malvino and Leech,2002.

6. Standard Aviation Maintenance Handbook EA-282-0,2000.

7. Standard Aircraft Handbook (5th Edition) -Larry Reithmaier,2002.

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UNIT I Indian aircraft rules 1937 and related publications 7 Knowledge of aircraft act, 1934, aircraft rules, 1937 as far as they related to airworthiness and safety of aircraft. Knowledge of civil airworthiness requirements, aeronautical information circulars, aeronautical information publications- (relating to airworthiness), advisory circulars & A.M.E. notices (NOTAMS) by DGCA. UNIT II 11 C.A.R. series A – procedure for issue of civil airworthiness requirements and responsibility of operators vis-à-vis air worthiness directorate Responsibilities of operators/owners; procedure of CAR issue, amendments etc; objectives and targets of airworthiness directorate; airworthiness regulations and safety oversight of engineering activities of operations C.A.R. series “B” – issue approval of cockpit check list, MEL, CDL: Deficiency list (MEL & CDL); preparation and use of cockpit check list and emergency check list. UNIT III 11 C.A.R. series „C‟ – defect recording, monitoring, investigation and reporting Defect recording, reporting, investigation, rectification and analysis; flight report, recording of in-flight instrument, reading and reporting of flight defects and rectification of defects observed on aircraft. C.A.R. series „D – and aircraft maintenance programmes Reliability programmes (engines); aircraft maintenance programmes & their approval: on condition maintenance of reciprocating engines; TBO – revision programme.

PAE 108 CIVIL AVIATION REQUIREMENTS – I

L T P C

3 1 0 4

Goal To teach civil aviation rules and regulations which are

being followed by Directorate General of Civil

Aviation

OBJECTIVES OUTCOMES

Impart the students

To enable knowledge about Indian

aviation rules

To enrich idea about the

airworthiness series A and B


airworthiness series C and D

To enrich idea about the series E


series F

The student will

Be able to understand about the Indian rules and

related acts.

Be able to understand CAR series A and B, about

ownership and MEL.

Have understood about the CAR series C and D,

about defect and maintenances programme

Have understood about the Series E - approval of

organisation.

Have understood about the Series F – continued

airowrthiness

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UNIT IV 13 C.A.R. Series E – approval of organizations Approval of organizations in categories A, B, C, D, E, F, & G; requirements of infrastructure at stations other than parent base.

UNIT V 18 C.A.R. Series “F” airworthiness and continued airworthiness Procedure relating to registration of aircraft; procedure for issue / revalidation of type certification of aircraft and its engines / propellers; issue /revalidation and renewal of certificate of airworthiness; requirement for renewal of certificate of airworthiness. Suspensions of certificate of airworthiness and its subsequent revalidation.

TOTAL: 60 TEXT BOOKS

1. Aircraft manual (India) volume – latest edition, the English book store, 17-l, Connaught circus, New Delhi.2000.

2. Civil aviation requirements with latest amendment (section 2 airworthiness) – published by DGCA, the English book store, 17-l, Connaught circus, New Delhi. Aeronautical information circulars (relating to airworthiness) from DGCA.2009. Advisory circulars from DGCA,2009.

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UNIT I AIRPLANE CONTROL SYSTEMS 18

Conventional Systems - Power assisted and fully powered flight controls - Power actuated systems – Engine control systems – Push -pull rod system, flexible push -pull rod system - Components - Modern control systems - Digital fly by wire systems - Auto pilot system active control technology, Communication and Navigation systems, Instrument landing systems, VOR - CVR case studies. UNIT II AIRCRAFT SYSTEMS 10

Hydraulic systems - Study of typical Hydraulic systems- components - Hydraulic system controllers - Modes of operation - Pneumatic systems - Advantages - Working principles - Typical air pressure system – Brake system - Typical pneumatic power system - Components, Landing Gear systems - Classification – Shock absorbers - Retractive mechanism. UNIT III ENGINE SYSTEMS 11

Fuel systems for Piston and jet engines - Components of multi engines. Lubricating systems for piston and jet engines - Starting and Ignition systems - Typical examples for piston and jet engines UNIT IV AUXILLIARY SYSTEM 11

Basic Air cycle systems - Vapour Cycle systems, Boost-Strap air cycle system - Evaporative vapour cycle systems - Evaporative air cycle systems - Oxygen systems - Fire protection systems, Deicing and anti- icing systems.

PAE 109 AIRCRAFT SYSTEMS AND INSTRUMENTATIONS

L T P C

3 1 0 4

Goal To describe the principle and working of Aircraft

systems and Instruments

OBJECTIVES OUTCOMES

Impart the students

To enable knowledge about

airplane control systems


systems


engine systems


auxiliary systems


aircraft instruments

The student will

Be able to understand about the flight controls and

communication & Navigation systems

Be able to understand about the hydraulic and

pneumatic systems.

Have understood about the piston and jet engine

systems

Have understood about the oxygen, icing system

Have understood about the Flight and Navigation

Instruments and engine instruments

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UNIT V AIRCRAFT INSTRUMENTS 10

Flight and Navigation Instruments – Gyroscope - Accelerometers, Air speed Indicators – TAS, EAS- Mach Meters - Altimeters - Principles and operation - Study of various types of engine instruments - Tachometers - Temperature gauges - Pressure gauges - Operation and Principles of Inertial navigation system-GPWS-GPS.

TOTAL: 60

TEXT BOOKS

1. McKinley, J.L., and Bent, R.D., “Aircraft Maintenance & Repair”, McGraw-Hill, 1993.

2. “General Hand Books of Airframe and Powerplant Mechanics”, U.S. Dept. of Transportation, Federal Aviation Administation, The English Book Store, New Delhi 1995.

REFERENCES 1. Mekinley, J.L. and Bent, R.D., “Aircraft Power Plants”, McGraw-Hill, 1993.

2. Pallet, E.H.J., “Aircraft Instruments & Principles”, Pitman & Co., 1993.

3. Treager, S., “Gas Turbine Technology”, McGraw-Hill, 1997.

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UNIT I INTRODUCTION TO AVIONICS 7

Role for Avionics in Civil and Military Aircraft systems, Avionics sub-systems and design, Avionics System/subsystem requirements-Importance of avionics system architectures

UNIT II AVIONICS SYSTEM ESSENTIALS: DISPLAYS, I/O DEVICES AND

POWER 14 Trends in display technology, Alphanumeric displays, character displays etc., Civil and Military aircraft cockpits, MFDs, MFK, HUD, HDD, HMD, DVI, HOTAS, Synthetic and enhanced vision, situation awareness, Panoramic/big picture display, virtual cockpit-Civil and Military Electrical Power requirement standards, comparing the Military and Civil Requirements and Tips for Power System Design UNIT III AVIONICS SYSTEM DATA BUSES, DESIGN AND INTEGRATION 16

MIL-STD-1553B, ARINC-429, ARINC-629, CSDB, AFDX and its Elements, Avionics system design, Development and integration-Use of simulation tools, stand alone and integrated Verification and Validation

UNIT IV SYSTEM ASSESSMENT, VALIDATION AND CERTIFICATION 16

Fault tolerant systems and Hardware and Software, Evaluating system design and Future architecture Hardware assessment-FARs guide certification requirements-Fault Tree analysis –Failure mode and effects analysis, Criticality and damaging modes and effects analysis, Software development process models, Software Assessment and Validation -Civil and Military standards, Certification of Civil Avionics

PAE 110 AVIONICS L T P C

3 1 0 4

Goal To know the role of electronics in aviation field

OBJECTIVES OUTCOMES

Impart the students

To enable knowledge about basic

avionics and its system


avionics displays

To provide the details about the data

bus

To enrich idea about the system

assessment


avionics maintenance and cost

The student will

Be able to understand about the avionics system, its

role and architecture.

Be able to understand about the display, input

output devices and power required.

Have understood about the data bus design and

integration

Have understood about the certification,

Assessment and Validation.

Have understood about the maintenance and cost

for it.

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UNIT IV MAINTENANCE AND COSTS OF AVIONICS 7

BIT and CFDS, Automatic Test Equipment, Speeds maintenance, ATLAS, Remote diagnostics and maintenance support-Life Cycle Costs for Military and Civil Avionics, Cash flow analysis, Software costs, Establishing spares level

TOTAL: 60 TEXT BOOKS 1. Spitzer, C.R. „Digital Avionics Systems‟, Prentice Hall, Englewood Cliffs, N.J.,

U.S.A., 1987

2. Cary R .Spitzer, The Avionics Handbook, Crc Press, 2000

REFERENCES

1. Collinson R.P.G. „Introduction to Avionics‟, Chapman and Hall, 1996

2. Middleton, D.H. „Avionics Systems‟, Longman Scientific and Technical, Longman Group UK Ltd., England, 1989.

3. Jim Curren, Trend in Advanced Avionics, IOWA State University, 1992.

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LIST OF EXPERIMENTS

LIST OF EQUIPMENTS (For a batch of 30 students)

Sl. No

Equipments Qty Experiments No.

1 Ultrasonic Testing

1 1

2 Eddy current testing

1 2

3 Dyepenetrant Testing

1 3

4 Magnetic Particle Inspection

1 4,5

5 Defectoscope

1 6

PAE 111 NON-DESTRUCTIVE TESTING LABORATORY

L T P C

0 0 2 1

Goal To introduce the knowledge about the Non-destructive testing in detail to identify the cracks on the materials

OBJECTIVES OUTCOMES

Impart the students

To enable knowledge ultrasonic

testing

To enrich idea about the Eddy

current testing

To provide the details about Dye-

penetrant Testing

To enrich idea about the Magnetic

Particle Inspection


defectoscope

The student will

Be able to understand about the working of

ultrasonic testing machine

Be able to understand about the working of Eddy

current testing machine

Have understood about the working of Dye-

penetrant Testing machine

Have understood about the working of Magnetic

Particle Inspection machine

Have understood about the working of

defectoscope machine.

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SEMESTER - II

UNIT I MAINTENANCE MANAGAMENT 12 Need for maintenance-Objective- Concepts-Types of maintenance-Organization-Trade force mix, type and location-Maintenance costs-Benefits-Computer Aided Maintenance management-Total productive maintenance.

UNIT II TYPES OF MAINTENANCE 10 Breakdown and Preventive maintenance-Advantages and Limitations-Maintenance prevention-Diagnostic maintenance-Design out maintenance-Opportunity maintenance

UNIT III DIAGNOSTIC MAINTENANCE 12 Leak detection-wear monitoring-Temperature monitoring-Vibration monitoring-Signature analysis-Shock monitoring-Lubricant-Analysis-Methodology-Equipments-Applications

UNIT IV CONCEPTS OF RELIABILITY 14

Elements of Probability-Reliability Definition-Measures of Reliability-Failures-Classification of failures-Failure data analysis-Availability-Criticality matrix-Event tree analysis-Utilization factor-Factors affecting reliability.

PAM 201 MAINTENANCE AND RELIABILITY ENGINEERING

L T P C

3 1 0 4

Goal To introduce the concepts of reliability and diagnostic

maintenance techniques

OBJECTIVES OUTCOMES

Impart the students


maintenance management

To enrich idea about the types of

maintenance.


diagnostic maintenance

To enrich idea about the concept

of reliability

To provide the details about design

of reliability

The student will

Be able to understand about the objective and

concepts in maintenance management.

Be able to understand about the types, advantages

and limitations of maintenance

Have understood about the types of different

diagnostic maintenance.

Have understood about the methodology and

calculating methods.

Have understood about different analysis methods.

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UNIT V DESIGN FOR RELIABILITY 12 Analysis of reliability data-Weibull analysis-Design and manufacture for Reliability-Reliability of parts and components-Design for system reliability-Economics of standby or redundancy in a production system-reliability testing-Types.

TOTAL: 60

TEXT BOOKS

1. HIGGINS and MORROW,-" Maintenance Engineering Handbook ", Tata McGraw Hill,1985.

2. COLLACT, " Mechanical Fault Diagnosis and Condition monitoring "- McGraw Hill-1985.

3. MILLER & BLOOD .- " Modern maintenance Management " -Tarapooriwala & sons,1976.

REFERENCES 1. JENTRY EJ and KUMAMOTO,H, " Reliability Engineering and Test assessment ", Prentice Hall,1992.

2.CARTER,A.D.S. " Mechanical Reliability ",-Macmillan,1984.

3. NAKAJIMA.S.. ," Introduction to TPM - Total Productive Maintenance”, Productivity Press-1995.

4. O'CONNOR,P.D.T', " Practical Reliability Engineering ", John Wiley-1994.

5. KELLEY.A.& M.J.HARRIS,-" Management of Industrial Maintenance" , Newnes-Butter worth.

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PAM 202 AIRFRAME MAINTENANCE & REPAIR

PRACTICES

L T P C

3 0 1 4

GOAL To study the maintenance aspect of airframe systems and rectification of snags

OBJECTIVE OUTCOME

1.To understand the basic steps in welding

and soldering, brazing of aircraft components

Able to explain the welding, brazing process

with the requirements of the process and

significance of NDT

2. To depict the composite and plastic

components maintenance in aircraft industry

Able to understand the various maintenance

practices in plastic and composite parts of

aircraft

3. To gain knowledge about rigging, jacking

of aircraft in maintenance hangar. To explain

the steps involved in the maintenance process

. Can be clear in the precautionary steps

involved in rigging, jacking process

4. To know about Hydraulic and Pneumatic

system.

Can be thorough in parts, working

methodology of basic aircraft systems

5. To understand the safety practices in

aircraft maintenance and equipment handling

Can get a clear idea about safety practices

and troubleshooting of an aircraft.

UNIT I WELDING IN AIRCRAFT STRUCTURAL COMPONENTS 13 Equipments used in welding shop and their maintenance – Ensuring quality welds – Welding jigs and fixtures – Engine mount repair –landing gear repair.

SHEET METAL REPAIR AND MAINTENANCE

Inspection of damage – N.D.T Testing - Classification – Repair or replacement –– Riveted repair design, Damage investigation – reverse technology. UNIT II PLASTICS AND COMPOSITES IN AIRCRAFT 13 Review of types of plastics used in airplanes – Maintenance and repair of plastic components – Repair of cracks, holes etc., various repair schemes – Scopes. Inspection and Repair of composite components – Special precautions – Autoclaves UNIT III AIRCRAFT JACKING, ASSEMBLY AND RIGGING 11 Airplane jacking, weighing and C.G. Location. Balancing of control surfaces – Inspection maintenance. Helicopter flight controls. Tracking and balancing of main rotor.

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UNIT IV REVIEW OF HYDRAULIC AND PNEUMATIC SYSTEM 13 Trouble shooting and maintenance practices – Service and inspection. – Inspection and maintenance of landing gear systems. – Inspection and maintenance of air-conditioning and pressurization system, water and waste system. Installation and maintenance of Instruments – Handling – Testing – Inspection. Inspection and maintenance of auxiliary systems – Fire protection systems – Ice protection system – Rain removal system – Position and warning system – Auxiliary Power Units (APUs) UNIT V SAFETY PRACTICES 10 Hazardous materials storage and handling - Aircraft furnishing practices – Equipments - Trouble shooting - Theory and practices.

TOTAL 60 TEXT BOOK 1. KROES, WATKINS, DELP, “Aircraft Maintenance and Repair”, McGraw-Hill,

New York, 1992.

REFERENCES

1. LARRY REITHMEIR, “Aircraft Repair Manual”, Palamar Books, Marquette, 1992.

2. BRIMM D.J. BOGGES H.E., “Aircraft Maintenance”, Pitman Publishing corp. New York, 1940

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UNIT I INTRODUCTION 8

Composite – Classification of Composites – Comparison of composites – Advantages and

disadvantages of composite. Fibres – Types of fibres – Matrix- Types of matrices and resin –

Prepregs – Prepregs handling.

UNIT II SANWICH CONSTRUCTION 14

Introduction – Face material – Core material – Honeycomb types – Honeycomb Prosperities

– Honeycomb Manufacturing – Cell configuration – Adhesive materials – adhesive materials

– Design Guidelines – Honeycomb process – Sandwich fabrications – Structural Application

– Honeycomb testing – Design aspects – Laminate Lay

UNIT III JOINING OF COMPOSITE 10

Introduction – Mechanically fast and joining – Failure criteria – Bonded joints – Typical joint

design – tooling for composite

UNIT IV MANUFACTURING AND INSPECTION OF COMPOSITES 13

Manufacturing Process – Molding Process – Machining of composite material Non-

Destructive - NDI Techniques - Type of NDI Techniques.

UNIT V REPAIR AND APPLICATION OF COMPOSITES IN AERO INDUSTRY

15

Damage Assessment, Evaluation & Classification – Damage Removal – Contamination

Treatment - Design consideration – Repair concepts facilities, procedure – Repair Tooling,

Options Factor for consideration during prepreg repair – Application of Composite and

aircraft industry – Safety Precautions.

TOTAL 60

PAM 203

AIRCRAFT COMPOSITE

STRUCTURES AND REPAIR L T P C

3 0 2 4

Goal To introduce the concepts of reliability and diagnostic

maintenance techniques

OBJECTIVES OUTCOMES

Impart the students


introduction to composites

To enrich idea about sandwich

construction


composite joining

To enrich idea about the

manufacturing & inspection

To provide the details about the repair

and application

The student will

Be able to understand about the fibres, matrix and

resin.

Be able to understand about the honeycomb in

detail

Have understood about the types of bonded joints.

Have understood about the composite inspection

and manufacturing

Have understood about repairing methods and its

application in aero industry.

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Text Book:

1. Advanced Composite Materials by Lalit Gupta.

Reference Books:

1. Advance Composites by Cindy Foreman.

2. Composite structures by k.k chawla

3. Composite Materials : Fabrication Handbook # 1 by John Wanberg

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PAM 204 CIVIL AVIATION REQUIREMENTS –II

L T P C

3 0 1 4

GOAL

To teach a civil aviation rules and regulations which are being followed by

directorate general of civil aviation

OBJECTIVE OUTCOME

The subject should enable the students to

1. Understand the aircraft fuelling

procedure and its precaution while

fuelling.

2. Know the storage, handling and quality

control of aviation fuel.

3. Know the overall and periodical

inspection various aircraft instruments

and equipments.

4. Conceive the significance of carrying out

mandatory modifications and

inspections.

5. Know the operational requirement to be

compiled by operators for various

operations.

6. Know the installation and maintenance

procedure of various communication and

navigation equipment.

7. Know about the storage condition and

storage service life of aircraft

components containing rubber parts.

8. Understand the significance and the

procedure of flight test.

9. Know the various log books, documents,

used in aircrafts and its importance to

ensure air worthiness.

The students should be able to

1. Carrying out fuelling and de-

fuelling of modern aircrafts

2. Understand the handling and

quality control procedure of

aviation fuel.

3. Describe the overhaul and

inspection procedure of various

instruments

4. Know the importance of carrying

out modifications and its

procedure in detail

5. Understand the minimum

operational requirement for

aircrafts and helicopters

6. Describe the installation and

maintenance procedure of various

communication, navigation and

radar equipment.

7. Store the aircraft components

containing rubber parts as per

CAR

8. Describe the detail procedure of

flight test

9. Understand the log book entry

procedure and various documents

to b on board during various

phases of flight

UNIT I C.A.R. SERIES H - REQUIREMENTS OF AIRCRAFT FUEL, FUELLING OF AIRCRAFT AND CALIBRATION 8

Aircraft fuels: Unusable fuel supply – calibration of fuel quantity gauge of aircraft; aircraft fueling procedures; aviation fuel at airport – storage, handling & quality control.

23

UNIT II C.A.R. SERIES I – AIRCRAFT INSTRUMENTS, EQUIPMENT AND ACCESSORIES 11

Aircraft instruments overhaul and periodical inspections; aircraft equipment and instruments; maintenance of test equipments: airworthiness procedures for clean rooms and environments for aircraft systems/accessories shop; flight data recorders, Cockpit voice recorders; GPWS; installation of airborne, Collision avoidance system. C.A.R. series L aircraft maintenance engineer – licensing: Issue of AME license, its classification and experience requirements, complete series L UNIT III C.A.R. SERIES M – MANDATORY MODIFICATIONS

AND INSPECTIONS 15

Mandatory modification / inspections.C.A.R. Series O – operational requirement for aircraft: Minimum requirements to be complied by operators; operation of commercial air transport aero planes; operation of general aviation airplanes; operation of commercial air transport helicopters; operation of general aviation helicopters; registration airworthiness and operation of hand gliders and powered hand gliders ; exit row seating . UNIT IV C.A.R. SERIES R - AIRBORNE COMMUNICATION,

NAVIGATION & RADAR 11 Aircraft radio equipment ; installation of communication, navigation and radar equipments ; installation of mode A / C and mode S transponders; control of electromagnetic interference in modern aircraft; approval f airborne GPS in Aircraft, maintenance of airborne communication & navigation, and Radar equipment. C.A.R. series S- storage of aircraft parts: Storage condition and storage /service life of rubber parts and aircraft components containing rubber parts, fixation of period for determining overhaul life of reciprocating engines. UNIT V C.A.R. SERIES T – FLIGHT TESTING OF AIRCRAFT 15 Flight testing of (series) aircraft for issue of C and A; flight testing on aircraft for which C and A had been previously issued.

C.A.R. SERIES X – MISCELLANEOUS REQUIREMENTS:

Weight and balance control of an aircraft; provision of first aid kits & physician‟s kit in an aircraft; use of furnishing materials in aircraft; concessions; aircraft log books; document to be carried on board on Indian registered aircraft; procedure of aircraft for issue of taxi permit; procedure for issue of type approval of aircraft components and equipment including instruments. Civil Aviation Requirement - 145

TOTAL: 60

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TEXT BOOKS

1. Aircraft manual (India) volume – latest edition, the English book store, 17-l,

Connaught circus, New Delhi.

2. Civil aviation requirements with latest amendment (section 2 airworthiness) Published by DGCA, the English book store, 17-l, Connaught circus, New Delhi. Aeronautical information circulars (relating to airworthiness) from DGCA.Advisory circulars from DGCA.

3.CAR 145.

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PRACTICAL

PAM 205 AERO ENGINE REPAIR & MAINTENANCE

LABORATORY

L T P C

0 0 2 1

GOAL To introduce the knowledge of the maintenance and repair of both piston and jet aero engines and the procedures followed for overhaul of aero engines.

OBJECTIVES OUTCOMES

The course should enable the students to

1. Understand the procedure for stripping of

piston engines

2. Know the detailed procedure for

cleaning, inspection & NDT checks on

Piston engine components.

3. Understand the procedure & Precautions

of Piston engine Re-assembly.

4.Know the detailed procedure for stripping

of Aircraft Gas Turbine Engine(APU)

5.To familiarise with various checks carried

out on A/C Gas Turbine Engine components

6. To know the procedure and precautions

to be followed for Re-assembly of an APU.

7. To study the Piston and Gas Turbine

Engine starting procedure.

8. Study of different types of propellers and

its pitch setting.


1. Carry out stripping of aircraft piston engine as per

standard procedure.

2.Carry out dimensional check and NDT checks on

piston engine components

.

3.Carry out Piston engine Re-assembly as per

standard procedure

4.Carryout stripping of APU with proper

precautions

5.Carryout NDT checks and dimensional checks on

A/C Gas Turbine Engine components

6. Carry out re-assembly of an APU as per standard

procedures.

7. Understand the precautions of Aero engine with

precautions.

8.Describe the types of propeller and it‟s pitch

setting

LIST OF EXPERIMENTS

1. Stripping of a piston engine 2. Engine (Piston Engine) - cleaning, visual inspection, NDT checks. 3. Piston Engine Components - dimensional checks. 4. Piston – Engine reassembly. 5. Propeller Pitch Setting 6. Stripping of a jet engine 7. Jet Engine – identification of components & defects. 8. Jet Engine – NDT checks and dimensional checks 9. Jet Engine – reassembly. 10. Engine starting procedures.

26

LIST OF EQUIPMENTS

(for a batch of 30 students)

Sl.No

Equipments Qty Experiments No.

1 Piston Engines 2 1,2,3,4

2 Jet Engines 2 6,7,8,9

3 Propeller pitch setting stand 1 5

4 Aircraft with serviceable stand 1 1 to 10

5 Precision instruments (Vernier Caliper, Micro meter, Cylinder bore gauge, depth gauge, Bevel Protector and DTI

2 each 3,5,8

6 NDT Equipments (Defectoscope, Dyepenetrant method, Hot oil Chalk Method

1 each 2,8

27

SEMESTER III

PAM 301 AIRCRAFT MAINTENANCE

MANAGEMENT

L T P C

3 0 0 3

GOAL This course explores the students confronting the various supervisory levels of

aviation maintenance and management

OBJECTIVES OUTCOME

The course should enable the student to :

Know about fundamentals of Air

Transportation and Airline Economics

Understand the Aircraft Reliability

Understand the Principles of Airline

Scheduling

To Study the computers in aircraft

maintenance

To study the Technology in Aircraft

Maintenance

The student should be able to understand :

The developments and organization structure of an

Airline

The Fleet planning, the aircraft selection process,

operating cost , Valuation & Depreciation etc.,

The Flight operations, and crew scheduling and

details about Flight planning.

The Maintenance schedule& controlling with the

help of computers.

The vibration and monitoring of engine

UNIT I AIRLINE ECONOMICS AND MAINTENANCE COST 8 Airworthiness and its regulation, Airline economics and the aircraft – Principle of airlines economics-Cost of aircraft maintenance UNIT II SCHEDULE AND CONSTRAINTS 8 Aircraft reliability – The maintenance schedules and its determinations –conditions monitored maintenance – Extended range operation (EROPS) – Ageing aircraft. UNIT-III MAINTENANCE PRODUCTION 12 Airline scheduling (with reference to engineering )-Product support and spares- maintenance sharing – Equipment and tools for aircraft maintenance – Aircraft weight control – Budgetary control. UNIT IV COMPUTER IN AIRCRAFT MAINTENANCE 10 Computer in aircraft maintenance – Artificial intelligence – Aircraft maintenance softwares.

28

UNIT – V TECHNOLOGY IN AIRCRAFT MAINTENANCE 7 On board maintenance system – engine monitoring – Turbine engine oil maintenance – Turbine engine vibration monitoring in aircraft – Life usage monitoring – current capabilities of NDT. Helicopter maintenance – Future of aircraft maintenance, Case studies in aircraft maintenance. TOTAL: 45 TEXT BOOKS 1. C.H. Friend Aircraft Maintenance Management,2000

2. K.C. Batra Production Management,2000.

3. Richordson J.D. Essential of Airlines Management,1998.

4. Banfe Charles F. Airline Management Englewood Cliffs, N.J Prentice -Hall 1992.

REFERENCES 1. D. Philip Locklin Economics of Transportation,1997.

2. Laneja Nawal K Airlines in Transition Lexington Mass, D.C. Heath 1981.

29

PRACTICAL

PAM 302 AIRCRAT SYSTEM LABORATORY

L T P C

0 0 3 1

GOAL To train the students with “ON HAND” experience in maintenance of various air frame systems in aircraft and rectification of common snags

OBJECTIVE OUTCOME

The subject should enable the students to

1. Understand the aircraft jacking up

procedure and its precaution.

2. Understand the various methods of aircraft

levelling and its procedure.

3. Understand the various check to be carried

out to ensure the alignment of control

surfaces.

4. Know the procedure and precaution of

aircraft symmetry check.

5. Understand the various test carried out on

hydraulic system components to assess

leakage and blockage.

6. Know the procedure for carrying out the

landing gear retraction test.

7. Understand the various common snags in

aircraft hydraulic and fuel systems and its

rectification procedure.


1. Carry out aircraft jacking safely without

any damage to men equipment.

2. Carry out aircraft levelling as per

procedure.

.

3. Describe the various checks to be carry out

to ensure the alignment of control surfaces.

4. Carryout aircraft symmetry check, as per

procedure.

5. Carryout flow test, and pressure test on

hydraulic system.

6. Describe the procedure for landing gear

retraction test and various precautions to be

undertaken before carrying out the test.

7. Carry out rectification of common snags in

aircraft hydraulic system as per procedure.

LIST OF EXPERIMENTS

1. Aircraft “Jacking Up” procedure 2. Aircraft “Levelling” procedure 3. Control System “Rigging check” procedure 4. Aircraft “Symmetry Check” procedure 5. “Flow test”- to assess filter element clogging 6. “Pressure Test”- To assess hydraulic External/Internal Leakage 7. “Functional Test”- to adjust operating pressure of hydraulic systems 8. “Pressure Test” -on fuel system components 9. “Brake Torque Load Test”- on wheel brake units 10. Maintenance and rectification of snags in hydraulic and fuel systems.

30

LIST OF EQUIPMENTS

(For a batch of 30 students)

S.No. Items Quantity Experiment No.

1. Serviceable aircraft with all above systems

1 1,2,3,4,5,6,7,8,9,10

2. Hydraulic Jacks (Screw Jack) 5 1,2,4

3. Trestle adjustable 5 1,2,4

4. Spirit Level 2 1

5. Levelling Boards 2 1

6. Cable Tensiometer 1 1

7. Adjustable Spirit Level 1 1

8. Plumb Bob 1 1

31

The continuous assessment shall be made as prescribed by the regulation (Hindustan University Regulations 2008 for M.Tech programme)

Total Credits: 18

PAM 303 & PAM 401 Project work (Phase I

& II)

L T P C

0 0 36 18

Goal To train the students “ON HAND”

experience in maintenance of various air

frame systems in aircraft and rectification

of common snags.

OBJECTIVES OUTCOMES

Impart the students

The objective of the project work is to enable the

students on a project involving theoretical and

experimental studies related to the branch of study.

Every project work shall have a guide who is the

member of the faculty of the institution. Full semester

shall be allotted and this time shall be utilized by the

students to receive the directions from the guide, on

library reading, laboratory work, computer analysis or

field work as assigned by the guide and also to present

in periodical seminars on the progress made in the

project.

The student will

Be able to understand various

procedures in identifying the project

and literature survey, reference of

journals, experiments and theoretical

work

32

SEMESTER – II (Electives)

PAN 701 SURFACE NDE METHODS L T P C

3 1 0 4

GOAL To understand Fabrication, Analysis and design of composite materials and

structures

OBJECTIVES OUTCOMES


1. know the visual testing types and

codes

2. Know the Liquid penetrant testing

3. Know the Magnetic particle testing

4. Know the selection of equipment‟s

5. Know the Eddy current testing

The students should be able to:

1. Understand usages and types of visual

testing and relevant standards

2. Understand principles, procedures and

standards

3. Understand the Ferro magnetism properties,

applications and calculation

4. Understand the different methods used in

magnetism equipment‟s

5. Understand the principles, procedures and

Using eddy current testing

Unit – I: Visual Testing 15

Fundamentals of Visual Testing - Vision, lighting, material attributes, environmental factors,

Visual perception, direct and indirect methods - mirrors, magnifiers, Boroscopes, Fibro

scopes, closed circuit television, light sources and special lighting, A systems, computer

enhanced system - Employer defined applications, metallic materials including raw materials

and welds Inspection objectives, inspection checkpoints, sampling plan, inspection pattern

etc. classification of indications for acceptance criteria - Codes, Standards and Specifications

(ASME, ASTM, AWS etc.)

Unit – II: Liquid Penetrant Testing 15

Principles – types and properties of liquid penetrants - developers – advantages and

limitations of various methods - Preparation of test materials - Application of penetrants to

parts, removal of surface penetrants, post cleaning - Control and measurement of penetrant

process variables - selection of penetrant method - solvent removable, water washable, Post

emulsifiable – Units and lighting for penetrant testing - Interpretation and evaluation of test

results - dye penetrant process, applicable codes and standards.

Unit – III: Magnetic Particle Testing 15

Theory of magnetism - ferromagnetic, Paramagnetic materials - characteristics of magnetic

fields - magnetic hysteresis - magnetisation by means of direct and alternating current -

surface strength characteristics - Depth of penetration factors, Direct pulsating current typical

fields, advantages - Circular magnetisation techniques, field around a strength conductors,

right hand rule field - Prods technique, current calculation - Longitudinal magnetization -

field produced by current in a coil, shape and size of coils, field strength, current calculations,

33

Magnetic Burghausan Noise Analysis (MBN).

Unit - IV: Equipment 15

Selecting the method of magnetisation, inspection materials, wet particles, dry particles -

Portable, mobile and stationary equipment - capabilities of equipment - magnetic particle

Inspection of castings and welding - Dry continuous method, wet residual method –

Interpretation and evaluation of test indications - Principles and methods of demagnetisation

– Residual Magnetism, - applicable codes and standards.

Unit - V: Eddy Current Testing 15

Generation of eddy currents - effect of created fields - effect of change of impedance on

Instrumentation - properties of eddy currents - eddy current sensing elements, probes, type of

arrangement - a) absolute b) differential lift off, operation, applications, advantages,

limitations -Through encircling or around coils, type of arrangements a)absolute b)

differential fill factor, operation, application, advantages, limitations - Factors affecting

sensing elements and coil impedance - test part and test system - Signal to noise ratio,

relationship to eddy current testing - equipment‟s, reference samples, calibration, inspection

of tubes, cylinders, steel bars. Welds, welded tubing and pipes, Remote Field Sensing -

Interpretation/Evaluation.

TOTAL : 60

References

1. American Metals Society, “Non-Destructive Examination and Quality Control”,

Metals Hand Book,

Vol.17, 9th Ed, Metals Park, OH, 1989.

2. Eddy Current Testing, Classroom Training Handbook, (CT-6-5), San diego, CA,

General

Dynamics/Convair Division, 1979.

3. Eddy current Manual by V.S. CEECO, Van, Drunen and F.L. Shaw, supplied by

A.S.N.T.

34

PAN 702 ULTRASONIC TESTING L T P C

3 1 0 4

GOAL To understand ultrasonic testing principles, usages and evaluation

OBJECTIVES OUTCOMES


1. Know the principles of acoustics

2. Know generation of ultrasonic waves

3. Know the ultrasonic inspection

methods, equipment‟s

4. Know the recent developments in

ultrasonic testing

5. Know the ultrasonic testing and result

interpretation.


1. Understand waves, frequency, ultrasonic

waves

2. Understand ultrasonic wave generation,

beam characteristics resolution and damping

3. Understand the principles of different

methods, calibration

4. Understand emerging technologies like

SAFT & TOFD emerging etc.,

5. Understand basic evaluation of different

forms of materials and applicable codes

Unit - I: Principles of Acoustics 15

Nature of sound waves, wave propagation - modes of sound wave generation - longitudinal

waves, transverse waves, surface waves, lamb waves - Velocity, frequency and wavelength of

ultrasonic waves - Ultrasonic pressure, intensity and impedance - Attenuation of ultrasonic

waves - reflection, refraction and mode convection - Snell‟s law and critical angles - Fressnel

and Faunhofer effects - ultrasonic beam split.

Unit - II: Generation of ultrasonic waves 15

Various methods of ultrasonic wave generation - Piezo electric effect, Piezo electric materials

and their properties - crystal cuts and mode of vibration - Ultrasonic search Units

(transducers), types (straight, angle, dual) - Construction materials and shapes -Beam

intensity, characteristics, sensitivity, resolution and damping - Transducer operation,

manipulations.

Unit – III: Ultrasonic Inspection Methods, Equipment/Materials 15

Principle of pulse echo method, through transmission method, resonance method -

Advantages, limitations - contact testing, immersion testing, couplants - Data presentation A,

B and C scan displays, comparison of contact and immersion method. Pulse Echo

instrumentation, controls and circuits, pulse generation, signal detection, display and

recording methods, gates alarms and attenuators, basic instrument calibration, calibration

blocks (IIW Block, ASTM Blocks, Distance Amplitude. Area Amplitude Block, etc.), cables,

connectors, test specimens etc. Reference reflectors for calibration (side drilled holes,

notches, etc.) - Inspection calibration, comparison with reference blocks, reference for

35

planned tests (straight beams angle beam. etc.), transmission factors.

Unit - IV: Recent advances in ultrasonic testing 15 Ultrasonic imaging, Synthetic Aperture Focussing Techniques (SAFT), Time of Flight

Diffraction (TOFD), Signal Analysis, Artificial Intelligence, Neural Network, Fussy logic,

Guided waves ultrasonic testing.

Unit - V: Testing/Evaluation/interpretation 15

Ultrasonic testing and evaluation of base material product forms (a) Ingot, (b) Plate and Sheet

(c) Bar and Rod (d) Castings (e) Forgings (f) Pipe and Tubular products – weld geometries,

root inspection - weld body examination with normal and angle beam by DAC and DGS

methods - types, origin and typical orientation of discontinuities - response of discontinuities

to ultrasound - Applicable codes standards, specifications (ASME, ASTM, AWS, BS. etc.) -

Variables affecting ultrasonic test results

References

1. Krautkramer, Josef and Hebert Krautkramer, “Ultrasonic Testing of Materials”,

3rd Ed, Newyork Springer- verlag, 1983.

2. American Metals Society, “Non-Destructive Examination and Quality Control”:

Metals Hand Book:Vol 19, 9th Ed, Metals Park, OH, 1989.

3. “Ultrasonic Testing”, Classroom Training Handbook (CT-6-4) San Diego,

C.A.General

4. Dynamics/Convair Division, 1967.

36

SEMESTER – III (Electives)

PAN 703 ADVANCED NDT TECHNIQUES L T P C

3 1 0 4

GOAL To understand Non-destructive techniques developments

OBJECTIVES OUTCOMES


1. Know the types of acoustic emission

inspection

2. Know the leak testing methodology

3. Know the principles of thermography

4. Know the computed industrial

tomography

5. Know the Non- destructive equipment

reliability


1. Understand the concepts ,usages and

inspection of ceramics, composite structures

2. Understand the leak testing, standards,

safety and its applications

3. Understand the contact and non- contact

inspection methods, coatings, radiations and

instruments

4. Understand CT scan and industrial

applications

5. Understand the Control of inspection

materials, Qualification of inspection

processes.

Unit - I: Acoustic emission inspection

Types of acoustic emissions - Basic concepts - instrumentation and read out - signal

description - background noise - inspection of pressure vessels - flaw location - inspection of

wire „ropes -inspection of welds - inspection of ceramic materials - Brazed metal to ceramic

bonds -inspection of composite materials.

Unit –II: Leak Testing

Introduction to leak testing - visible indications of leak locations - Electronic indication of

leak locations - basic methods of leakage measurements - Technology and characteristics of

gaseous tracers used in leak testing - reference standard gaseous leaks - Design and operating

characteristics of reference leaks - Operation of standards - Halogen leaks - Helium leaks -

calibration of standard reference leaks - safety aspects of leak testing - Managements and

application of leak testing.

Unit –III: Principles of Thermography

Contact and non-contact inspection methods - Heat sensitive paints - Heat sensitive papers -

thermally quenched phosphors liquid crystals - techniques for applying liquid crystals -

calibration and sensitivity - other temperature sensitive coatings - non contact thermographic

inspection - Advantages and limitation - infrared radiation and infrared detectors,

Instrumentations and methods, applications.

37

Unit - IV: Industrial Computed Tomography (CT)

Computed Tomography, Radiation Sources, X-Ray Detectors - CT image reconstruction

algorithm - Capabilities, comparison to other NDT methods - industrial CT applications, CT

System design and equipment - CT scanning geometries, data acquisition system - Image

quality,Image artifacts, Special features, reconstruction techniques.

Unit -V: NDE Reliability

Applications of reliability to systems - General Considerations: NDE response, NDE systems

management and schedule – Procedure selection/development of NDE Engineering-

System/process – performance characteristics - Conditional probability in NDE

discrimination Signal/ noise relationships, reference standards personnel - Control of

inspection materials, Qualification of inspection processes - Qualification of inspection

Curves Relative operating Characteristic curves (RDC) Applications (case studies)

References

1. Miller, Ronnie; and Paul Mclntire, ed, Non-Destructive Testing Handbook; Acoustic

Emission Testing,VoL-5, 2” ed, Columbus, OH: American Society for Non-Destructive

Testing, 1987.

2. Spanner, J.C. “Acoustic Emission Techniques and Applications, Evanston, I, L.: latex

Publishing Co., 1974.

3. American Society for Metals, Non-Destructive Inspection and Quality Control: Metals

hand Book, Vol-11, 8th Ed, Metals park Oh, 1976.

38

PAN 704 NDT FOR COMPOSITES L T P C

3 1 0 4

GOAL To understand the Non Destructive Testing for composite materials

OBJECTIVES OUTCOMES


1. Know the types of composites

materials and its applications

2. Know the defects in composites

3. Know the ultrasonic testing methods

4. Know the different methodologies

used

5. Know the usage of advanced

equipment‟s


1. Understand usages and types of composite

and its advantages

2. Understand the damages in composites

3. Understand the different levels ultrasonic

testing

4. Know the radiographic Inspection and

computed tomography

5. Know the applications and limitations of

Stereography and Vibrotheromography

UNIT - I: INTRODUCTION TO COMPOSITES

Fibre, matrix: materials, properties and fabrication processes, types/classification of

composites, fabrication methods of composites, advantages and applications.

UNIT - II: DEFECTS IN COMPOSITES

Delamination, cracks, disbands, voids, Impact or Barely visible impact Damage(BVID),

Porosity, core splices, core dis bonds, core crushing, matrix cracking, fibre breakage, kissing

bonds environmental Ingress, Fibre wrinkling or waviness fibre and ply misalignment,

incorrect cure and incorrect volume fraction.

UNIT- III: ULTRASONIC ACOUSTOGRAPHY AND LOW FREQUENCY

METHODS

Pulse –echo, applications ,strength , limitations Back scatter , Through transmission,

application, strength, limitations ,ultrasonic spectroscopy, application, strength, limitations ,

low frequency methods , application, strength, limitations, Ultrasonic thickness measurement

(A-scan) ,Ultrasonic linear scan (B-scan) ,Ultrasonic through-transmission amplitude scan

(C-scan) ,Ultrasonic depth scan (D-scan) .

UNIT-IV: GLOBAL METHODS AND LOCAL METHODS

Optical holography , application, strength, limitations ,Tap test, mechanical impedance

methods , application, strength, limitations ,membrane Resonance methods , application,

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strength, limitations, Radiographic inspection, computed tomography , Local Methods,

application, strength, limitations.

UNIT-V: SHEARNOGRAPHY, THERMOGRAPHY AND ACOUSTIC EMISSION

METHODS

Shearography, application, strength, limitations, conventional Shearography, digital

shearography, Applications, Thermography, introduction, Thermal pulse,

Vibrotheromography, applications, strength, limitations, visual inspection, Acoustic

emission and acoustic ultrasonic , application, strength, limitations

References

1. Bernd-H Kroplin, Falk K. Wittel, “Damage and its evolution in Fiber composite

materials: Simulation and Non Destructive Evaluation, ISBN: 3930683903, 2006.

2. Spanner, J.C. “Acoustic Emission Techniques and Applications, Evanston, I, L.:

latex Publishing Co., 1974.

3. American Society for Metals, Non-Destructive Inspection and Quality Control:

Metals hand Book, Vol-11, 8th Ed, Metals park Oh, 1976.

PAM HINDUSTAN UNIVERSITY · PAM 103* Civil Aviation Requirements - I 3 1 0 4 4 PAM 104 Aircraft...

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