Power Electronic Drives

Basic power electronic drive system, components. Different types of loads, shaftload coupling systems. Stability of power electronic drive.

Conventional methods of D.C.motor speed control, single phase and three phase converter fed D.C motor drive.

Power factor improvement techniques, Four quadrant operation.

Chopper fed drives, input filter design. Step -up chopper for photovoltaic systems. Braking and speed reversal of DC motor drives using choppers, multiphase choppers.

Conventional methods of induction motor speed control.Solid state controllers for Stator voltag control, soft starting of induction motors, Rotor side speed control of wound rotor induction motors. Voltage source and Current source inverter fed induction motor drives.

Speed control of synchronous motors, field oriented control, load commutated inverter drives, switched reluctance motors and permanent magnet motor drives.

References :

1. P.C Sen „Thyristor DC Drives, John wiely and sons, New York, 2001.

2. R.Krishnan, „Electric Motor Drives - Modeling, Analysis and Control, Prentice-Hall of India Pvt Ltd., New Delhi, 2003.

3. Bimal K.Bose, „Modern Power Electronics and AC Drives, Pearson Education (Singapore) Pte. Ltd., New Delhi, 2003.