Department of mechanical engineering curriculum for m. Tech automotive systems engineering
Download 433.87 Kb.
|
|
Electronic management of chassis system - vehicle motion control - automotive microprocessor uses - electronic dash board instruments - onboard diagnosis system -electronic control of braking and traction - automatic transmission, electronic clutch. IGNITION SYSTEMS Types of solid state ignition systems and their principle of operation, advantages of electronic ignition systems, contactless electronic ignition system, distributorless ignition, electronic sparks timing and control, spark arrester, throttle body injection and multi port or point fuel injection. SENSORS AND ACTUATORS Introduction, basic sensors arrangement, types of sensors - oxygen sensors, crank angle position sensors - fuel metering and vehicle speed sensors and detonation sensors, altitude sensors, flow sensor, throttle position sensors, solenoids, stepper motors, relays. References Judge, A., W., Modern Electrical Equipment of Automobiles, Chapman and Hall, London, 1992. Young, A. P. and Griffiths, L., Automobile Electrical Equipment, English Languages Book Society and New Press, 1990. Vinal, G. W., Storage batteries, John Wiley and Sons Inc. New York, 1985 Crouse, W. H., Automobile Electrical Equipment, McGraw Hill Book Co. Inc. New York, 1980. Spread Bury, F. G., Electrical Ignition Equipment, Constable and Co. Ltd., London, 1962. Kholi, P. L., Automotive Electrical Equipment, Tata McGraw-Hill Co Ltd, New Delhi, 1975.
CLUTCHES AND GEAR BOX Design requirements of friction clutches - selection criteria-torque transmission capacity - single plate clutch-multiple plate clutch-lining material - design consideration of gear box-selection of proper gear ratio for an automobile gear box -design of shafts - splines and gears, design of gear and shaft for gear box - different types of gear boxes - conventional gear boxes - performance characteristics. AXLES, PROPELLOR SHAFTS, FINAL DRIVE AND DIFFERENTIAL Design of front and rear axles for automobiles - design of propeller shafts for bending torsion and rigidity, universal joints and slip joints - different types of drives - worm and worm wheel - bevel and hypoid gear final drives - double reduction and twin speed final drives - differential principles - construction details of differential units -non slip differential - differential locks - differential housings. HYDROSTATIC DRIVES AND ELECTRICAL DRIVES Hydrostatic drives - various types of hydrostatic systems - principles of hydrostatic drive systems - advantages and limitations - comparison of hydrostatic with hydrodynamic drives - construction and working of typical hydrostatic drives -electrical drives - principles and design-advantages and limitations - performance characteristics. AUTOMATIC TRANSMISSON Semi automatic transmission for cars and heavy vehicles-layout and operation -automatic transmission - advantages, basic construction and operation - automatic transmission for passenger cars - hydraulic operation - continuous variable transmission - operating principle - basic layout and operation-advantages and limitations. VEHICLE HANDLING DYNAMICS Tyre behaviour, generation of forces and moment-simple vehicle handling model -under steer/over steer, steady turning behaviour - stability during straight high speed running, forced responses to drivers steering inputs - vehicle design guidelines, vehicle layout, suspensions, tyre choices - extensions of model including all degrees of freedom, handling measurements-handling of vehicle combinations - load distributions - calculation of tractive effort for different drives - stability of vehicles on a slope, curve, banked road. References Grouse, W. H., Anglin, D. L., Automotive Transmission and Power train consideration, McGraw Hill, 1976. Hydrostatic transmission for vehicle applications, I Mech E Conference, 1981-88. Grouse, W. H., Automotive Chassis and body, McGraw Hill, New York, 1971. Johnsen, R. C., Optimum design of mechanical elements, John Wiley and Sons, 1980. Arora, J. S., Introduction to optimum design, McGraw Hill Book Company Ltd, 1997. Ellis, J. R., Vehicle handling dynamic, Mechanical engineering publications, 1994. Gillespie, T. D., Fundamental of vehicle dynamics, SAE, 1992. Steed W., Mechanics of road vehicles, II liffe Books Ltd., London, 1960. Giri, N. K., Automobile Mechanics. Khanna Publishers, 2002.
CLASSIFICATION OF WELDING PROCESS Gas welding - gases - setup of equipments - flame characteristics, different kinds of flame and their areas of applications, weld quality - applications - variants of oxy -gas welding - manual metal arc welding - process, different types of electrodes and their applications, electrode designations - defects. CHARACTERSTICS OF WELDING ARC Physical phenomena occurring in the arc potential distribution, static and dynamic arc characteristics, brief ideas on heat generation, types offerees and metal transfer in the arc - arc blow power source characteristics - volt - ampere relationship and its measurements, operating point of the arc, variation of current and voltage with arc length - arc length control. SOLID STATE WELDING PROCESS Fundamental principles, survey of the various pressure welding process and their applications - friction, explosives, diffusion and ultrasonic welding - principles of operation, characteristic and application. HIGH ENERGY BEAM WELDING Heat generation and regulation - equipment details, electron beam welding in different degrees of vacuum, advantages and disadvantages, applications - laser welding, principles of operation, advantages and limitations, applications. ELECTRON SLAG WELDING Heat generation, principles of operations, wire and consumable guide techniques, selection of current - voltage and other processes, variables, nature of fluxes and their choice - electro-gas welding, principles and applications, narrow gap welding, under water welding. References A.W.S., Welding Technology Handbook, Vol -1 and 2, 8th edition 1992. Nadkarni, S. V. Modern Arc welding Technology. Oxford IBH Publishing Co., 1996. Farmer, R. S., Welding Process and technology, Hanna Publishers, 1992. Lancaster, J. F., Welding Processes and Technology, Pergamon Press, 1984. Houldcrft, P. T. Submerged arc welding, Abington, 1989. Metals Handbook (Welding and brazing) Vol.6.10th edition ASM.1995. Richardson, D. V., Rotating electrical machinery and transformer technology, Prentice Hall of India 1978. Schwartz M. M., Metals joining Manual, McGraw Hill Book. 1979. Tylecote, R. F., The solid phase welding of metals, Edward Arnold Publishers Ltd., London, 1968. Christopher Davis., Laser welding Practical guide, Jaico Publishing House, 1994.
TRIBOLOGY Introduction, tribology in design, tribology in industry, tribological problems in design - economic consideration, laws of friction, kinds of friction, cause of friction, friction measurements, theory of friction, types of wear, various factors affecting wear, measurements of wear, wear between solid and liquids, theory of wear. LUBRICANTS AND LUBRICATION Lubrication properties - physical and chemical - lubrication - basic modes of lubrication - flow of viscous fluid through rectangular slots - seal - mechanical and dynamic seals - forging, wire drawing extrusion, rolling - lubrication used for wire ropes - design aspects of gear lubrication. ELEMENTS OF CONTACT MECHANICS Concentrated and distributed forces on plate surfaces - contact between two elastic bodies in the form of spheres - failures of contact surfaces - thermal effects in surface contact - contact between rough surfaces, representation of machine element contact. HYDROSTATIC BEARINGS Basic concepts, operations, advantages and limitations - hydrostatic conical and spherical bearings, load carrying and flow of lubricants - bearing power and film thickness, bearing temperature and power - compensator and their action - hydrostatic squeeze film, circular and rectangular plates, impact conditions between lubricated solids - application to journal bearing. HYDRODYNAMIC BEARING Theory of hydrodynamic lubrication - mechanism of pressure development in oil film- two dimensional Reynolds equations - infinite tapered shoe slider bearings and infinite long journal bearing - short bearing theory applied to journal bearing - friction and power losses in journal bearings, ratio of heat conducted, temperature rise approximate and rapid methods, design considerations - hydrodynamic thrust bearings - flat plate thrust bearing, pressure equation, load, centre of pressure -tapered land thrust bearing, step thrust bearing, tilting pad thrust bearing - friction in tilting pad thrust bearing. References Willams, J.A., Engineering tribology, Oxford University Press, 1994. Hailing J., Principles of tribology, MacMillan Press Ltd, 1978. Neale M.J., Tribology hand book, Butterworth-Heinemann Ltd; 2 Rev.Ed edition, 2004. Bharat Bhushan, Modern Tribology Handbook, Vol. 1 and 2, CRC Publishers,2000.
Automobile Laboratory: Performance test on a 4 stroke engine. Viscosity determination of a given fluid. Moment of inertia for connecting rod. Determination of effectiveness of a parallel and counter flow heat exchangers. Valve timing of 4 stroke and port timing of 2 stroke engine. Performance test on 2 stroke engine. Study of axles. Study of clutch. Study of gear box. Study of transfer case. Study of steering system. Study of casing system. Study of differential mechanism. Study of power steering mechanism. Study of chassis. Autotronics Laboratory: Study of NDIR gas analyzer and FID. Study of chemiluminescent NOx analyzer. Measurement of HC, CO, CO2, O2 using exhaust gas analyzer. Diesel smoke measurements. Study of rectifier and filters. Characteristics of amplifiers. Study of logic gates, address and flip-flops. Study of SCR and 1C timer. D/A and A/D converter. Assembly language programming exercise. Interfacing A/D converter and simple data acquisition. Interfacing stepper motor control and CRT terminal. Micro controller programming and inter facing. SEMESTER III
MAINTENANCE RECORDS AND SCHEDULE Importance of maintenance - scheduled and unscheduled maintenance - preparation of check list - chassis lubrication - cost effectiveness - pre-trip, inspection form - log books, trip sheets - other maintenance record form. MAINTENANCE OF ENGINE Dismantling of engine components - cleaning methods - visual inspection and dimensional check of various engine components - minor and major tune up, reconditioning, repairing methods of engine components - assembly procedure -special tools used for maintenance, repair and overhauling. MAINTENANCE OF CHASSIS DRIVELEVE COMPONENTS Clutch-mechanical, automatic types - gear box-mechanical, automatic types - final reduction - propeller shaft - front and rear suspension system - rigid and independent types - brakes systems - hydraulic, servo, air - air bleeding - steering system - wheel alignment - tyres. MAINTENANCE OF ELECTRICAL SYSTEMS Battery - testing methods - starter motor - charging system-dc generator, ac alternator, ignition system - coil ignition, transistor assisted ignition, capacitor discharge ignition - electric horn, wiper, flasher, electric fuel pumps, gauges, lighting system, head light focusing, wiring system. MAINTENANCE OF COOLING SYSTEM, LUBRICATION SYSTEM, FUEL SYSTEM AND BODY Cooling system - types, water pumps, radiator, thermostat valve - anti corrosion and anti freezing solutions - lubricating system-oil analysis, oil topping up, oil change, oil filters, oil relief valve - fuel system-petrol, diesel fuel feed system components - body repair tools, minor body panel beating, tinkering, soldering, polishing, painting - door locks mechanism - window glass actuating mechanism. References Derek Newbold, Allan Bonnick, A Practical Approach to Motor Vehicle Engineering, Butterworth-Heinemann, 2000 John Doke, Fleet management, Mc-Graw Hill Co, 1984. Maleev, V. L., Diesel engine operation and maintenance, Mc-Graw Hill Book Co, New York, 1984. Leslie F Going , Automotive maintenance and trouble shooting, American Technical Society, 1972.
METROLOGY LABORATORY Calibration of automotive parameters Measurement of automotive Gears Non destructive material inspection Thickness measurements. Measurement of surface roughness MATERIALS BEHAVIOUR ANALYSIS Physical and mechanical properties testing Testing of fuels, oils and brakes fluids Testing of engine coolants Wear analysis through pin on disk type Friction analysis Corrosion analysis NOISE, VIBRATION AND HARSHNESS (NVH) MEASUREMENTS Measurement of Sound intensity Evaluation of silencer characteristics Evaluation of acoustic properties Noise and vibration mapping studies. ADVANCED METALLOGRAPHY LABORATORY Crystallographic analysis of plain carbon steel, CI, alloy steel etc. Micro structure of important non ferrous metals and alloys Electrolytic polishing and advanced etching techniques Phase identification through diffraction techniques Directory: site -> wp-content -> uploads -> 2015 2015 -> The Annual Quality Assurance Report (aqar) of the iqac uploads -> 2014 San Francisco Opera Adler Fellows Gaetano Donizetti: Rita uploads -> Rita featuring san francisco opera adler fellows february 12-16 uploads -> Like a Wave Simon Gaon in action uploads -> Plans unveiled for “dave matthews band caravan,” a series of four three-day, multi-artist festivals featuring the band’s only performances 2015 -> Waterford farms … a cul de Sac Community with Large Rural Lots Perfect for Your Growing Family 2015 -> Paul green clarinet • classical, jazz & klezmer 2015 -> It’s a (R) Evolution at the San Diego International Auto Show 2015 -> Sophistication with a splash of the wild side at the San Diego International Auto Show 2015 -> For Immediate Release San Diego, Cal., Dec. 11, 2017 Download 433.87 Kb. Share with your friends:
|