JNTUA B.Tech. R20 Regulations

########## JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY ANANTAPUR B.Tech (ME) - IV-I Sem L T P C 3 0 0 3 (20A03702a) AUTOMOBILE ENGINEERING (Professional Elective-IV) Course Objectives:

- ● Impart the knowledge of vehicle structure and its components.
- ● Demonstrate various components of petrol engines and diesel engines.
- ● Trains about the various electrical system, circuits, and testing of automobiles.
- • Explain the concepts of steering, suspension and braking system in automobile.

########## Course Outcomes:

After successful completion of this course, the student will be able to

- ● Identify different parts of automobile
- ● Explain the working of various parts like engine and brakes
- ● Describe the working of steering and the suspension systems.
- ● Summarize the wheels and tires
- ● Outline the future developments in the automobile industry

########## UNIT I Introduction to vehicle structure and engine components

Vehicle construction - Chassis and body - Specifications - Engine - Types - Construction - Location of engine - Cylinder arrangement - Construction details - Cylinder block - Cylinder head - Cylinder liners - Piston - piston rings - Piston pin - Connecting rod - Crankshaft - Valves. Lubrication system - Types - Oil pumps - Filters. Crankcase ventilation.

########## UNIT II Ignition and fuel supply systems

Ignition system - Coil and Magneto - Spark plug - Distributor - Electronic ignition system - Fuel system - Carburetor - Fuel pumps - Fuel injection systems - Mono point and Multi point - Unit Injector - Nozzle types - Electronic Fuel Injection system (EFI) - GDI, MPFI, DTSI.

########## UNIT - III Steering and suspension system

Principle of steering - Steering Geometry and wheel alignment - Steering linkages - Steering gearboxes - Power steering - front axle - Suspension system - Independent and Solid axle - coil, leaf spring and air suspensions - torsion bar - shock absorbers.

########## UNIT - IV Wheels, Tyres and Braking System

Wheels and Tyres - Construction - Type and specification - Tyre wear and causes - Brakes - Needs - Classification - Drum and Disc Mechanical - Hydraulic and pneumatic - Vacuum assist - Retarders - Anti-lock Braking System (ABS).

########## UNIT - V Automobile electrical systems and advances in automobile engineering

Battery-General electrical circuits- Active Suspension System (ASS) - Electronic Brake Distribution (EBD) - Electronic Stability Program(ESP), Traction Control System (TCS) - Global Positioning System (GPS), Hybrid vehicle, Fuel Cell.

########## Textbooks:

- 1. Kirpal Singh, Automobile Engineering, Vol.1&2, Standard Publications, 13/e, 2020.
- 2. William.H.Crouse, Automotive Mechanics, 10/e , McGraw-Hill, 2006.
- 3. David A. Corolla, Automotive Engineering: Powertrain, Chassis System and Vehicle Body, Butterworth-Heinemann Publishing Ltd, 2009.
- 4. Richard Stone, Jeffrey K. Ball, Automotive Engineering Fundamentals" SAE International, 2004.

########## Reference Books:

- 1. Bosch, Automotive Hand Book, 6/e, SAE Publications, 2007.
- 2. K. Newton and W. Steeds, The motor vehicle, 13/e, Butterworth-Heinemann Publishing Ltd, 1989.
- 3. Joseph Heitner, Automotive Mechanics Principles and Practices, 2/e, CBS publishing 2004.