AM4103 Automotive Electrical and Electronics Syllabus:

AM4103 Automotive Electrical and Electronics Syllabus – Anna University PG Syllabus Regulation 2021

COURSE OBJECTIVES:

 To impart knowledge to the students in the principles of operation and constructional details of various Automotive Electrical and Electronic Systems
 To understand the need for starter batteries, starter motor and alternator in the vehicle.
 To differentiate the conventional and modern vehicle architecture and the data transfer among the different electronic control unit using different communication protocols
 To list common types of sensor and actuators used in vehicles.
 To understand dash – Board Instruments, various sensors and networking in vehicles.

UNIT I BATTERY AND STARTING SYSTEMS

Types of Batteries – Principle, Construction and Electrochemical action of Lead – Acid battery, Electrolyte, Efficiency, Rating, Charging, Testing and Maintenance. Starting System, Starter Motors – Characteristics, Capacity requirements. Drive Mechanisms. Starter Switches.

UNIT II CHARGING AND LIGHTING SYSTEMS

D.C. Generators and Alternators their Characteristics. Control cutout, Electrical, Electromechanical and electronic regulators. Regulations for charging. Wiring Requirements, Insulated and earth return system, details of head light and side light, LED lighting system, head light dazzling and preventive methods. Lighting design.

UNIT III ELECTRONIC IGNITION AND INJECTION SYSTEMS

Types of electronic ignition systems – variable ignition timing, distributor less ignition. Spark timing control. TBI, MPFI, GDI Systems. Engine mapping.

UNIT IV ELECTRICAL SYSTEMS

Warning and alarm instruments : Brake actuation warning system, traficators, flash system, oil pressure warning system, engine over heat warning system, air pressure warning system, speed warning system, door lock indicators, neutral gear indicator, horn design, permanent magnet horn, air & music horns. Wind shield wiper. window washer, instrument wiring system and electromagnetic interference suppression, wiring circuits for instruments, electronic instruments, dash board illumination.

UNIT V SENSORS, ACTUATORS AND MICROPROCESSOR IN AUTOMOBILES

Introduction- Basic Sensor Arrangement- Types of Sensors- Oxygen Sensor- Cranking Sensor- Position Sensor- Engine Oil Pressure Sensor- Linear and Angle Sensor- Flow Sensor- Temperature and Humidity Sensor- Gas Sensor- Speed and Acceleration Sensor Knock Sensor- Torque Sensor- Yaw Rate Sensors- Tire Pressure Sensor- Actuators & its types-correlation between sensors- actuators-Microprocessor And Microcomputer controlled devices in automobiles such as instrument cluster, Voice warning system, Travel information system, Keyless entry system. Environmental requirements (vibration, Temperature and EMI).

TOTAL : 45 PERIODS

COURSE OUTCOMES:

At the end of this course the student should be able to
 Define the glossary related to vehicle electrical and electronic system
 Understand the need for starter batteries, starter motor and alternator in the vehicle.
 Differentiate the conventional and modern vehicle architecture and the data transfer among the different electronic control unit using different communication protocols
 List common types of sensor and actuators used in vehicles.
 Understand networking in vehicles.

REFERENCES:

1. Robert Bosch- ‘Automotive Hand Book’‘ SAE- 5th Edition- 2018.
2. Judge. A.W., Modern Electrical Equipment of Automobiles, Chapman & Hall, London, 1992.
3. William B. Ribbens -Understanding Automotive Electronics, 5th edition- Butter worth Heinemann, 1998
4. Young. A.P., & Griffiths. L., Automobile Electrical Equipment, English Language Book Society & New Press, 1990.
5. Vinal. G.W., Storage Batteries, John Wiley & Sons inc., New York, 1985.
6. Crouse.W.H., Automobile Electrical Equipment, McGraw Hill Book Co Inc., New York, 1980.
7. Spreadbury.F.G., Electrical Ignition Equipment, Constable & Co Ltd., London, 1962.
8. Robert N Brady Automotive Computers and Digital Instrumentation, Prentice Hall, Eagle Wood Cliffs, New Jersey, 1988.