Anna University – MR3392 Electrical Drives and Actuators Regulation 2021 Notes Book, Syllabus , Important Questions, Question Paper with Answers Previous Year Question Paper.
UNIT I RELAY AND POWER SEMI-CONDUCTOR DEVICES 9
Study of Switching Devices – Relay and Types, Switching characteristics -BJT, SCR, TRIAC,
GTO, MOSFET, IGBT and IGCT-: SCR, MOSFET and IGBT – Triggering and commutation
circuit – Introduction to Driver and snubber circuits
UNIT II DRIVE CHARACTERISTICS MR3392 Electrical Drives and Actuators
Electric drive – Equations governing motor load dynamics – steady state stability – multi
quadrant Dynamics: acceleration, deceleration, torque, and Direction starting & stopping –
Selection of motor.
UNIT III DC MOTORS AND DRIVES MR3392 Electrical Drives and Actuators Notes
DC Servomotor – Types of PMDC & BLDC motors – principle of operation- emf and torque
equations – characteristics and control – Drives- H bridge – Single and Three Phases – 4
quadrant operation – Applications
UNIT IV AC MOTORS AND DRIVES MR3392 Electrical Drives and Actuators Important Questions
Introduction – Induction motor drives – Speed control of 3-phase induction motor – Stator
voltage control – Stator frequency control – Stator voltage and frequency control – Stator
current control – Static rotor resistance control – Slip power recovery control.
UNIT V STEPPER AND SERVO MOTOR MR3392 Electrical Drives and Actuators
Stepper Motor: Classifications- Construction and Principle of Operation – Modes of ExcitationDrive System-Logic Sequencer – Applications. Servo Mechanism – DC Servo motor-AC Servo
motor – Applications.
| Syllabus | Click Here |
| Notes | Click Here |
| Important Questions | Click Here |
| Previous Year Question Paper | Click Here |
| Question Bank | Click Here |
TEXT BOOKS: MR3392 Electrical Drives and Actuators Notes
1. Bimbhra B.S., “Power Electronics”, 5th Edition, Kanna Publishers, New Delhi, 2012.
2. Mehta V.K. & Rohit Mehta, “Principles of Electrical Machines”, 2nd Edition, S.Chand& Co.
Ltd., New Delhi, 2016.
REFERENCES:
1. Gobal K. Dubey, “Fundamentals of Electrical Drives”, 2nd Edition, Narosal Publishing
House, New Delhi, 2001.
2. Theraja B.L. &Theraja A.K., “A Text Book of Electrical Technology”, 2nd Edition,
S.Chand& Co. Ltd., New Delhi, 2012.
3. Singh M.D. &Kanchandhani K.B., “Power Electronics”, McGraw Hill, New Delhi, 2007