Course Details
Subject {L-T-P / C} : EE4201 : Modelling and Control of Power Electronics Systems { 3-0-0 / 3}
Subject Nature : Theory
Coordinator : Prof. Somnath Maity
Syllabus
Module-1 (1-6): Small-signal analysis of dc/dc and dc/ac converters, State space average modeling, Discrete-time modeling, Modeling of dc/dc converters operating in CCM and DCM, Transfer functions.
Module-2 (7-11)-: Overview of various closed-loop converters systems, Voltage-mode and current-mode control, Complex behavior of power electronics systems, Laboratory techniques for studying nonlinear behavior.
Module-3 (12-22): Discrete-time modeling or iterative maps, Fast and slow-scale instabilities, Smooth versus Nonsmooth bifurcations, Nonlinear behavior of free-running converters, Nonlinear phenomena in power converters.
Module-4 (21-28): An overview of nonlinear control, Practical design of conventional hysteresis/sliding mode control, Fixed-frequency PWM-based sliding mode control, Sliding sector control, Model predictive control and its applications.
Module-5 (29-36): Control of power inverters: Power Quality Control, Application of H-infinity control.
Course Objectives
- To introduce the basic theory of pulse-width modulations and their applications in power electronics system
- To understand various methods of modelling techniques of power electronics circuits and systems
- To familiarize students with the principle of nonlinear dynamics and their application in switched converters
- To impart knowledge of different control concepts and their advancement in the field of power conversions
Course Outcomes
After successfully completing the course students will be able to: <br />• Develop a good insight into the modeling and control of power electronic circuits and systems <br />• Apply the advanced analysis techniques with strong mathematical fundamentals <br />• Develop the ability to compare and contrast the strengths and weaknesses of various modeling and control concepts <br />• Gain skills to understand operational issues and limitations of practical converters in industrial applications
Essential Reading
- John G. Kassakian, Martin F. Schlecht, George C. Verghese, Principles of Power Electronics, Addison-Wesley Series
- Qing-Chang Zhong, Tomas Hornik, Control of Power Inverters in Renewable Energy and Smart Grid Integration, Wiley-IEEE Press
Supplementary Reading
- S.C. Tan, Y.M. Lai and C.K. Tse, Sliding Mode Control of Switching Power Converters: Techniques and Implementation, Boca Raton: CRC Press
- Soumitro Banerjee and George C. Verghese, Nonlinear Phenomena in Power Electronics: Bifurcations, Chaos, Control, and Applications, Wiley-IEEE Press