Course Details
Subject {L-T-P / C} : EE6443 : Switched Mode Power Conversion { 3-0-0 / 3}
Subject Nature : Theory
Coordinator : Prof. Arnab Ghosh
Syllabus
Module1:
Switched mode power conversion: Overview, Introduction to DC-DC converter, Classifications, Ratings and applications.
Module2:
Power semiconductor switches: Diode, Controlled Switches – BJT, MOSFET, IGBT, Ideal and real characteristics, static and switching characteristics, power loss evaluation, turn-on and turn-off snubber design, control, drive and protection.
Module3:
Modeling of converters: Modeling DC-DC converters, State space representation, Circuit Averaging Method, State Space Model of Switching Converters, Modeling, circuit topology, operation, steady-state model, dynamic model of basic switching converters like Buck, Boost, Buck-Boost converters, Transfer function analysis and dynamic performances of switching power converters.
Module4:
Controller basics: Pulse width modulation, Controller design principles, Common practical control applications, Controllers and Sensing Circuit, Regulation, Voltage and Current Control Method, Closed-loop control of switching power converters.
Module 5:
Basics on design of magnetics: Magnetic Design, Selection of magnetic materials for switching converters, Design examples of switching converters, Simple designs and construction of mini projects.
Course Objectives
- To understand the fundamentals and essential features of switching converters and their applications.
- To learn working principles and characteristics of the power semiconductor switches.
- To learn the modelling concepts of different topologies of switching converters.
- To learn the closed-loop control design of switching power converters.
Course Outcomes
At the end of the course, students will be able to <br /> <br />CO1: Know the fundamentals and essential features of switching converters and their applications. <br /> <br />CO2: Understand the characteristics and working of power semiconductor switching devices. <br /> <br />CO3: Analyze and implementation of modeling techniques in switching converters. <br /> <br />CO4: Model and design of switching power converters topologies. <br /> <br />CO5: Design the closed-loop control of switching power converters to study the steady-state, dynamic performance. <br /> <br />CO6: Deign the magnetics and practical implementation of the switch mode power converter.
Essential Reading
- Middlebrook, R. D. (Robert David), and Slobodan Cuk, Advances in Switched-Mode Power Conversion, TESLA , Volumes I and II, 2nd Edition, 1983
- Erickson, Robert W., Fundamentals of Power Electronics, Chapman & Hall , 1997
Supplementary Reading
- V. Ramanarayanan, Course Material on Switched Mode Power Conversion, Department of Electrical Engineering, Indian Institute of Science, , Bangalore
- 1. Ned Mohan, Tore M. Undeland, William P. Robbins, Power Electronics: Converters, Applications, and Design, Wiley , 2002