OVERVIEW OF ELECTRICAL DRIVE
Basic Elements – Types of Electric Drives – factors influencing the choice of electrical drives – heating and cooling curves – power rating - classes of duty.
Review of DC motor and Induction motor, Constructional details, principle of operation and mechanical characteristics of synchronous motor, universal motor, servo motor, stepper motor and reluctance motor.
Armature and flux control method of D.C shunt motor, starting methods of D.C. motor and three phase induction motor–electrical braking and its types.
SOLID STATE SPEED CONTROL OF D.C DRIVES
Review of Power devices, Single phase half and full controlled rectifier fed DC drives, Two and four quadrant operation of chopper fed DC drives – Digital control DC motor drive.
SOLID STATE SPEED CONTROL OF A.C DRIVES
Single phase voltage regulator fed AC drive, Three phase voltage / frequency controlled AC drive - slip power recovery schemes using inverters – Digital control of induction motor, reluctance motor and stepper motor drives.
Reference Book:
1.Metha. V.K. & Rohit Metha, “Principle of Electrical Engineering", S.Chand & Co, New Delhi, 2012. (UNIT I - III)
2. Vedam Subramaniam, “Electric Drives", Tata McGraw Hill Publisher, New Delhi , 2017. (UNIT I, IV,V)
3. Bimbhra, P.S., “Power Electronics”, Khanna Publishers, Pvt Ltd, New Delhi, 2015 (UNIT IV,V)
4.Dubey. G.K. “Fundamental Electrical Drives”, Narosa Publications, 2ndEdition,2017,
(UNIT IV, V)
5.Bhattacharya S.K. &Brijinder Singh , “Control of Electrical Machines”, New Age International Publishers, 2009. (UNIT I - III)
Text Book:
1. Kothari, D.P., Nagrath, I.J., “Basic Electrical Engineering”, Tata McGraw Publishers, 2nd Edition, 2018 (UNIT I-III)
2. Pillai, S.K., “A First Course on Electrical Drives” New age publishing Ltd, New Delhi, 2016(UNIT I, IV,V).
