AT1301 AUTOMOTIVE ELECTRICAL AND ELECTRONICS 3 0 0 100
In Automobiles the electrical systems are important. It has number of subsystems like starting system, Charging system etc. Also most of the control systems are being converted from mechanical to electronics. In this course the function and construction of various electrical components and electronic components and system are described.
UNIT – I BATTERIES AND ACCESSORIES 9
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 9
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 maintenances of starter motor, starter switches.
UNIT – III CHARGING SYSTEM 9
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 9
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 9
Types of sensors: sensor for speed, throttle position, exhaust oxygen level, manifold pressure, crankshaft position, coolant temperature, exhaust temperature, air mass flow for engine application. Solenoids, stepper motors, relay.
TOTAL : 45
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2. William B.Riddens “Understanding Automotive Electronics”, 5th edition - Butter worth Heinemann Woburn, 1998.
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