Syllabus

Module-I (7 Hours)
Introduction: Concept of power electronics, scope and applications, types of power converters, power semiconductor switches and their V-I characteristics Diodes, SCR, TRIAC, power MOSFET, IGBT. Thyristor ratings and protection, methods of SCR commutation, gate drive circuits, switching and conduction losses in a generic power semiconductor device.

Module-II (7 Hours)
Phase-Controlled Rectifiers: Principles of single-phase fully-controlled converter with R, RL, and RLE load, Principles of single-phase half-controlled converter with RL and RLE load, Principles of three- phase fully-controlled converter operation with RLE load, Effect of load and source inductances, Single phase and Three phase dual converters

Module-III (7 Hours)
DC-DC Converters: Introduction, Basic principles of step-down and step-up operation, chopper classification study of Buck, Boost and Buck-Boost regulators, Introduction to forward and fly back converters.

Module-IV (7 Hours)
Inverters: Introduction, principle of operation, performance parameters, single phase bridge inverters with R, RL and RLC loads, 3-phase bridge inverters- 180 and 120 degrees mode of operation, Voltage control of single phase inverters –single pulse width modulation, multiple pulse width modulation, sinusoidal pulse width modulation.

Module-V (7 Hours)
A.C. Voltage Controllers: Introduction, principle of operation of single phase voltage controllers for R,R-L & R-L-E loads and its applications

To study the characteristics and operation of the various semiconductor devices.

To analyze different Power Electronic Controlled Rectifiers.

To learn the practical application of the different type of DC-DC converters

To learn the practical application of the different type of Inverters

At the end of the course, students will be able to
To learn the fundamental concept of power electronic devises

To analyze the operation of the different power electronic converters with various loads

Design and analyze power converter circuits and learn to select suitable power electronic devices by assessing the requirements of application fields.

Identify the critical areas in application levels and derive typical alternative solutions, select suitable power converters to control Electrical Motors and other industry grade apparatus.

Recognize the role of power electronics converters play in the improvement of energy usage efficiency and the applications of power electronics in emerging areas.

The student will be equipped to take up advanced courses in Power Electronics and its application areas.

Rashid, M.H, Power Electronics - Circuits, Devices and Applications, Prentice Hall Publications , 3rd Edition, 2003

Ned Mohan, Tore M. Undeland, William P. Robbins, Power Electronics, John Wiley & Sons Publications , 3rd edition, 2006

M.D.Singh and K.B.Kanchandhani, Power Electronics, Tata McGraw-Hill Publishing Company Limited , 2nd Edition, 2006

P.S. Bimbhra, Power Electronics’, Khanna Publishers , 3rd Edition, 13th Reprint, 2004

Philip T. Krein, Elements of Power Electronics, Oxford University Press , 1st Edition, 2012

V.R.Moorthi, Power Electronics- Devices, Circuits and Industrial Applications, Oxford University Press , 1st Edition, 2005