Introduction – Electrical wiring, terminals and switching devices, HV wiring and harness Output Devices: Relays – Relay logic diagram – Contactors – Power distribution Unit – Fuses – Timer – Counter -Vehicle interior and exterior lighting systems (LEDs) - horn circuit - wiper circuit - power window circuit and central locking circuit. Experiments: 1. Wiring for horn and lighting circuits 2. Wiring for wiper motor circuit
Requirements of charging system – Charging system principles – Alternators and charging circuits. EV Charging standards (Chademo, CCS), Indian Standards – Type_I, Type – II, DC fast charging, Super chargers. Starting system circuits – Starter motor- types – Integrated starter- Speed and Torque characteristics of motor – drive mechanisms – capacity requirements – servicing and troubleshooting. Experiments: 1. Testing of starting motors and AC generators 2. Diagnosing the ignition systems
Types of Batteries, Battery Chemistry and characteristics, Battery Parameters (SOH, SOC). Battery Management System – Introduction, Battery architecture, Structural Design, Battery – Connectors and Advanced storage technology Experiments: 1. Performance test on batteries using hydrometer 2. Performance test on batteries using high rate discharge test 3. Performance test on batteries using Open Circuit voltage test
Concept of Power Electronics – Power electronic systems – Power Semiconductor Devices – Principle of operation – Steady state and switching characteristics of Power diodes - Power BJT - Power MOSFET - IGBT – Future switching devices. Experiments: 1. Characteristics of SCR and BJT 2. Characteristics of MOSFET and IGBT
Introduction - DC to DC converters – Boost converter and Buck converter - Single phase and three phase DC to AC convertors - AC induction motor and control - BLDC motor and control - Plug in battery charger design. Stepper Motor and Control – Servo Motor and control - Permanent Magnet Synchronous Motor and control and Switched Reluctance Motors and control. Axial Flux motor and control Experiments: 1. Speed control of BLDC motor 2. Single phase inverter
Reference Book:
1 P. L. Kohli, Automotive Electrical Equipment, Tata McGraw-Hill, 2005. 2 Iqbal Husain, Electric and Hybrid Vehicles: Design Fundamentals, CRC Press, 2011. 3 James Larminie and John Lowry, Introduction to Electric Vehicles, Wiley, 2003. 4 Muhammad H. Rashid, Power Electronics: Circuits, Devices & Applications, Pearson, 2013. 5 Vedam Subrahmanyam, Electric Drives: Concepts and Applications, McGraw-Hill, 1994.
Text Book:
1.AK Babu, Automotive Electrical and Electronics, 2.Chris Mi, M. Abul Masrur, and David Wenzhong Gao, Hybrid and Electric Vehicles: Principles and Applications with Practical Perspectives, Wiley, 2017
