WITH EFFECT FROM THE ACADEMIC YEAR 2010 - 2011

EE

AUTOMOTIVE ELECTRICAL & ELECTRONICS

Instruction                                                                                              4 Periods per week

Duration of University Examination                                                      3 Hours

University Examination                                                                        75 Marks

Sessional                                                                                               25 Marks

UNIT-I            BATTERIES AND ACCESSORIES

Principle and construction of lead acid battery, characteristics of battery, rating capacity and efficiency of batteries various tests on batteries, maintenance and charging.  Lighting system: insulated and earth return system, details of head light and side light, LED lighting system, head light dazzling and preventive methods – Horn, wiper system and trafficator.

UNIT-II            STARTING SYSTEM

Condition at starting, behavior of starter during starting, series motor and its characteristics, principle and construction of starter motor, working of different starter drive units, care and maintenance of starter motor, starter switches.

UNIT-III           CHARGING SYSTEM

Generation of direct current, shunt generator characteristics, armature reaction, third brush regulation, cutout, voltage and current regulators, compensated voltage regulator, alternators principle and constructional aspects and bridge rectifiers, new developments.

UNIT-IV          FUNDAMENTALS OF AUTOMOTIVE ELECTRONICS

Current trends in automotive electronic engine management system, electro magnetic interference suppression, electromagnetic compatibility, electronic dashboard instruments, onboard diagnostic system, security and warning system.

UNIT-V          SENSORS AND ACTIVATORS

Types of sensors:  Sensor for speed, throttled position, exhaust oxygen level, manifold pressure, crankshaft position, coolant temperature, exhaust temperature, air mass flow for engine application.  Solenoids, stepper motors relay.  Introduction to Microprocessor & Applications in Automobiles.

Suggested Reading

1. Young A.P. & Griffiths. L. “Automotive Electrical Equipment”, ELBS & New Press - 1999.
2. William B. Riddens “Understanding Automotive Electronics”, 5^th edition – Butter worth Heinemann Woburn, 1998.
3. Bechhold “Understanding Automotive Electronics”, SAE, 1998.
4. Crouse, W.H “Automobile Electrical Equipment”, McGraw-Hill Book Co., Inc., New York, 3^rd edition, 1986.