Syllabus - Automobile Engineering (EV403)

Chassis & Body Engg

Types, Technical details of commercial vehicles, types of chassis, layout, types of frames, testing of frames for bending & torsion on unutilized body frame, vehicle body and their construction, driver’s visibility and methods for improvement, safety aspects of vehicles, vehicle aerodynamics, optimization of body shape, driver’s cab design, body materials, location of engine, front wheel and rear wheel drive, four wheel drive.

Steering System

Front axle beam, stub axle, front wheel assembly, principles of types of wheel alignment, front wheel geometry viz. camber, Kingpin inclination, castor, toe-in and toe-out, condition for true rolling motion, centre point steering, directional stability of vehicles, steering gear, power steering, slip angle, cornering power, over steer & under steer, gyroscopic effect on steering gears.

Transmission System

Function and types of clutches, single plate, multi-plate clutch, roller & spring clutch, clutch lining and bonding, double declutching, types of gear boxes, synchronizer, gear materials, determination of gear ratio for vehicles, gear box performance at different vehicle speed, automatic transmission, torque converters, fluid coupling, principle of hydrostatic drive, propeller shaft, constant velocity universal joints, differential gear box, rear axle construction.

Suspension system

Basic suspension movements, Independent front & rear suspension, shock absorber, type of springs: leaf spring, coil spring, air spring, torsion bar, location of shackles, power calculations, resistance to vehicle motion during acceleration and braking, power & torque curve, torque & mechanical efficiency at different vehicle speeds, weight transfer, braking systems, disc theory, mechanical, hydraulic & pneumatic power brake systems, performance, self-energization, air-bleeding of hydraulic brakes, types of wheels and tires, tire specifications, construction and material properties of tires & tubes.

Electrical and Control Systems

Storage battery, construction and operation of lead acid battery, testing of battery, principle of operation of starting mechanism, different drive systems, starter relay switch, regulator electric fuel gauge, fuel pump, horn, wiper, lighting system, headlight dazzling, signaling devices, battery-operated vehicles, choppers, importance of maintenance, scheduled and scheduled maintenance, wheel alignment, trouble Shooting probable causes & remedies of various systems, microprocessor-based control system for an automobile, intelligent automobile control systems.

Emission standards and pollution control

Indian standards for automotive vehicles Bharat I, II, III, IV, Euro I to Euro VI norms, fuel quality standards, environmental management systems for automotive vehicles, catalytic converters, fuel additives, and modern trends in automotive engine, efficiency, and emission control.