Course Content
Magnetic circuits (3): Mmf, reluctance, mutual inductance, inductance, magnetic circuits.
Transformers (8): Single phase transformer (ideal transformer, dot convention, equivalent circuit, types of losses, regulation, efficiency, OC/SC tests), transfer of impedance, auto transformer.
DC machines (6): Basic principle, equivalent circuit, separately & shunt excited machines, terminal / output characteristics, applications.
Speed control of separately excited dc motor (3): Torque control loop, speed control loop, field weakening.
Induction machines (10): Rotating magnetic field, basic construction, equivalent circuit, torque speed characteristics, efficiency.
Speed control of induction motor (3): V/F control.
Introduction to synchronous generator (2): Basic working principle of synchronous machine.
BLDC machine (3): Inversion of field and armature circuits from dc motor, principle of operation, need for hall sensors.
Text / References
- 1 Fitzgerald, Arthur Eugene, Charles Kingsley, Stephen D. Umans, and B. James. Electric Machinery. Vol. 5. New York: McGraw-Hill, 2003.
- 2 Nilsson, James W., and Susan Riedel. Electric Circuits. Prentice Hall, 2014.
- 3 Dubey, Gopal K. Fundamentals of Electrical Drives. CRC Press, 2002.
- 4 Sen, P.C. Principles of Electric Machines and Power Electronics. John Wiley & Sons, 1997.
- 5 Nagrath, I.J., and D.P. Kothari. Electrical Machines. Tata McGraw-Hill Education, 2010.