Laboratory Details
Transcript of Laboratory Details
WORKSHOP
Shop : Machine Shop
Fourth semester
Sub : Manufacturing process
1. One turning job on lathe containing the operations like plain turning, step turning,
taperturning, grooving, knurling and chamfering.
2. Industrial visit to observe plastic processing shop and report on the visit.
3. One composite job containing the operations like lathe with axial & across drilling (like
Nut- Bolt assembly or any other equivalent job).
4. Demonstration of eccentric turning using four jaw chuck.
Fifth semester
1. One job of gear cutting (spur gear /helical gear) by using simple indexing method (max.
four students per job).
2. One job containing surface grinding / cylindrical grinding operation. (max. four students
per job).
Sub : Advance Manufacturing Process
Shop: Welding shop
1. One job using Spot welding machine. (Min. 4 spots on 0.5-1mm thick metal strip.)
2. One simple job on TIG / MIG welding setup or visit to TIG / MIG welding shop.
3. Any one composite job from involving butt joint lap joint welding process, from the
following like Grill, door, window frame, waste paper basket, Chappel stand, Corner
flower stand chair , table rame (square pipe 25 mm) cooler frame (folding type)
Demonstration of different welding
4. tools / machines.
5. Demonstration on Arc Welding, Gas Welding, gas cutting and rebuilding of broken parts
with welding. One simple job involving butt and lap joint. For each students
Shop: Carpentary shop
1. Any one composite job from the following involving different joint, turning and planning,
surface finishing by emery paper, varnishing etc. like square stool, tea table, center table,
chaurang, table lamp bed sofa-set, book rack. Cabinet, notice board, shows cases, tables
chairs etc.
2. Demonstration of different wood working tools and machines. Demonstration of different
wood working processes, like planning, marking, chiseling, grooving, turning of wood
etc. One simple job involving any one joint like mortise and tenon, dovetail, bridle, half
lap etc for each students
Shop: Fitting Shop
1. Demonstration of different fitting tools and drilling machines and power tools.
Demonstration of different operations like chipping, filing, drilling, tapping, cutting etc.
One simple fitting job (Male/female assembly type) involving practice of chipping, filing,
drilling, tapping, cutting etc.
2.
Shop : Foundary shop/Smithy shop
1. Moulding practice for any one pattern.
2. Demonstration of different forging tools and Power Hammer. Demonstration of different
forging processes, likes shaping, caulking fullering, setting down operations etc. One job
like hook, peg, flat chisel or any) hardware item.
Shop : sheet metal
1. Demonstration of different sheet metal tools / machines. Demonstration of different sheet
metaloperations like sheet cutting, bending, edging, end curling, lancing, soldering and
riveting. One simple job involving sheet metal operations and soldering and riveting. For
each student. One composite job from the following: Letter box, Trunk, Grain Container,
Water-heater Container, Bucket, Waste Paper Basket, Cooler Tray, Waterdraining
Channel, etc. (including soldering and riveting) [Batch size should be selected depending
on volume of work. Job allotted should comprise of 4-6 hours of actual working ions.
Student shall calculate the cost of material and labor cost required for their job from the
drawing.
Shop: Plumbling shop
1. Demonstration of different plumbing Tools Demonstration of different operations in
plumbing, observing different pipe joints and pipe accessories. Different samples of PVC
pipes and PVC pipe fittings. One job on simple pipe joint with nipple coupling for
standard pipe. Pipe threading using standard die sets. (For each student) Demonstration of
PVC pipe joint with various fittings. Exercise for students on preparing actual pipeline
layout for G.I. Pipe or PVC pipe. Preparing actual drawing and bill of material
THERMAL LAB
Fourth Semester
Sub: Thermal Engineering
1. Trace and draw the path of Flue Gases and water Steam circuit with the help of models of
‘Babcock & Wilcox’ and ‘La-Mont’ Boiler or any other similar model available in the
laboratory.
2. Draw and understand working of various types of Boiler Mountings and Accessories.
3. Prepare a report on visit to Sugar Factory/ Steam Power Plant/ Dairy industry with
specification of boiler and list of mountings and accessories along with their functions.
4. Draw the sketches of impulse and reaction turbines; describe their working and
differences through a cut section model or a working model. Focus should be on the use
for electrical power generation.
5. Draw a Neat sketch and understand working of Jet Condenser. Component must be
labeled. State function of components and material used.
6. Calculate the thermal conductivity for a given sample of solid metallic rod.
7. Classify heat exchangers and write their descriptions. Observe the various heat
exchangers available in laboratory with their specifications.
Fifth semester
Sub: Power Engineering
1. Conduct trial on single / multi cylinder petrol / diesel engine for heat balance sheet.
2. Conduct Morse Test on multi cylinder petrol engine to determine its indicated power and
mechanical efficiency.
3. Measure I.C. engine pollutants with the help of exhaust gas analyzer.
4. Conduct trial on two-stage reciprocating air compressor to determine its volumetric
efficiency and isothermal efficiency.
5. Understand construction and working of a jet engine with the help of model.
FLUID POWER LAB
List Of Practical’s Conducted at Fluid Power Lab
1. Measure water pressure by using Bourdon’s pressure gauge and U-tube Manometer. Also
measure discharge of water by using measuring tank and stop watch.
2. Calibrate Bourdon’s pressure gauge with the help of Dead weight pressure gauge.
3. Verify Bernoulli’s theorem.
4. Determine coefficient of Discharge of Venturimeter.
5. Determine coefficient of Discharge, Coefficient of Contraction and Coefficient of Velocity of
Sharp edged circular orifice.
6. Determine Darcy’s friction factor ‘f’ in pipes of three different diameters for four different
discharges.
7. Determine minor frictional losses in pipe fittings.
8. Determine overall efficiency of Pelton wheel by using Pelton wheel test rig.
9. Determine overall efficiency of Centrifugal Pump & plot its operating characteristics by using
Centrifugal pump test rig.
10. Determine overall efficiency of Reciprocating pump by using Reciprocating Pump test rig
THEORY OF MACHINE LAB
List of Practical:-
1. Sketch and describe working of quick return mechanism for a shaper. Find the ratio of time of cuttingstroke to the return stroke to understand quick return motion in shaping operation.
2. Sketch and describe the working of the following mechanisms with its application,a) Bicycle free wheel sprocket mechanismb) Geneva mechanismc) Ackerman’s steering gear mechanismd) Foot operated air pump mechanism
3. Determine velocity and acceleration of various links of the given two mechanism, byrelative velocity method for analysis of motion of links.
4. Determine velocity and acceleration in an I. C. engine’s slider crank mechanism by Kleins’sconstruction.
5. Draw the profile of a radial cam for the given follower type to obtain the desired follower motion.
6. Determine slip, length of belt, angle of contact in an open belt drive to understand its performance.
7. Draw a schematic diagram of centrifugal governor and describe its working. Draw a graph betweenradius of rotation versus speed of governor to understand its function.
MEASUREMENT AND CONTROL LAB
List of Practical:
1 Understand the methods of measurements and instrument characteristics with demonstration of any onemeasuring device.2 Displacement measurement by inductive transducer ( LVDT)
3 Measurement of negative pressure using McLeod gauge / Bourdon tube pressure gauge. Conversion ofpressure in different units.
4 Measurement of temperature by using Thermocouple.
5 Measurement of flow by using rotameter.
6 Measurement of strain by using a basic strain gauge and verify the stress induced.
7 Speed Measurement by using Stroboscope / Magnetic / Inductive Pick Up.
8 Measurement of force & weight by using a load cell.
9 Liquid Level Measurement by using Capacitive Transducer system.10 Study of control system with one suitable application (boiler) arranging industrial visit at sugar factory/ paper mill / textiles / food processing industry.
METROLOGY AND QUALITY CONTROL LAB
List of Practical:1. Measurement of various dimensions& dimensional parameters using instruments such as radius gauge,pitch screw gauge, filler gauge, vernier caliper, vernier height gauge, vernier depth gauge, dial typevernier caliper, micrometer, inside micrometer, tube micrometer.
1. To set the Adjustable snap gauge GO end and NOGO end for a given dimensions using slip gauges.
2. Inspection of given components using Dial Indicator as a mechanical comparator.
3. To check the given component using high pressure Dial type pneumatic comparator.
4. To find unknown angle of component using bevel protractor and verify the same using sine bar/sine center and slip gauges.
5. To measure the angle of component with the Angle Dekkor / Autocollimator using angle gauge.6. Measurement of screw thread elements by using screw thread micrometer, screw pitch gauge &
their verification with the help of profile projector/tool maker’s microscope.
7. Measurement of gear tooth elements by using gear tooth vernier caliper and verification of geartooth profile using profile projector.
8. To measure surface roughness using surface roughness measuring instrument. Measure surfaceroughness of turning, milling, shaping, grinding and lapping surfaces.
9. Testing of lathe machine/drill machine for parallelism, squareness, trueness by Test Dial indicator.
DESIGN AND DRAWING LAB
Sub- Computer Aided DraftingList of Practical’s:1. Set the initial view.2. Use of Draw command.3. Use of Edit command.4. Use of Modify command.5. Apply dimensions.6. Draw Isometric drawing.7. Draw 3 D drawings.8. Plotting of drawings on A2/A3 size sheet
Sub- Solid Modeling
List of Practicals:1. Creation of minimum 4 different 2 D sketches2. Creation of at least 5 solid models using solid modeling features.3. Creation of 2 assembly drawings each of at least 5 components.4. Generation of orthographic projections front view, top view, side view, isometric view.5. Generation of sectional view.6. Generation of auxiliary view.7. Intersection of solids (at least 2 assignments)8. Plotting of above drawings on A2/A3 size sheet.
REFRIGERATION AND AIR CONDITIONING
1. Identification, Location of components on various refrigeration systems like House holdrefrigerator, Window air conditioner, Split Air conditioner, Water Cooler, Deep freezer andcontrols used
2. Demonstration of various Valves, controls like, solenoid valve, Thermostatic Expansionvalve, capillary, L.P./H.P. cut outs, thermostats, overload protectors, Gauges used in RACsystems.
3. Trial on Vapor Compression cycle test rig to find COP.4. Trial on Ice Plant test rig.5. Calculation of Relative Humidity in the area with help of Sling Psychomotor and
Psychometric Chart6. Trial on Air conditioning test rig.7. Dismantling and assembling of hermetically sealed compressor
8. Dismantling and assembling of Reciprocating refrigeration compressor.
9. Dismantling and assembling of Car Air-conditioning compressor.