Overview

ABOUT THE COURSE:This course includes advanced topics of power electronics such as some of latest devices their control and applications.This course is covered in seven modules. First module consists of advanced solid state devices thermal design, protection, gating circuits, digital signal processors used in their control. Second module consists of non-isolated and isolated DC-DC converters. Third module consists of improved power quality AC-DC converters. Fourth module consists of power quality mitigation devices. Fifth module consists of FACTS. Sixth module consists of HVDC (High Voltage Direct Current), VSC based flexible HVDC systems. Seventh module consists of solid-state controllers for motor drives.INTENDED AUDIENCE: B.Tech. undergraduate students and postgraduate students, Research Students in the country and working professorial in power industries, drive industries, solar and wind energy industries, and power quality.PREREQUISITES: Circuit and Networks, Basic Electrical Engineering, Basic Power Electronics, Electric Machines, Elements of Power Systems and Control Systems.

Syllabus

Week 1:Power Electronics Devices: An Introduction:

Advanced solid-state devices: MOSFETs, IGBT, GTO, IGCT etc.
Wide band gap devices (SiC and GaN)
Power modules, intelligent power modules, gating circuits.
Design of snubbers
Thermal design, protection.
Digital signal processors used in their control.

Week 2:Choppers and Non-isolated DC-DC Converters:

Choppers: Step-Down, Step-Up, Class-B, Class-C, Class-D, Class-E and Multi-Phase.
Non-isolated DC-DC Converters: Buck, boost, buck-boost, Cuk, SEPIC, Zeta in DCM and CCM.

Week 3:Isolated DC-DC Converters and Power Factor Correction Converter:

Isolated DC-DC Converters: Flyback, Forward, Cuk, SEPIC, Zeta, Half Bridge, Push-Pull and Bridge in DCM and CCM.
Single-phase, Single-Stage Converters (SSSSC), Power Factor Correction at AC Mains in These Converters. Applications in SMPS, UPS, Welding, Lighting and EV Charging.

Week 4:Power Quality: An Introduction:

Power Quality Monitoring, instrumentation and regulations.
Static Series and Shunt Power Electronics Voltage Quality Controllers
Modern Arrangement for Reduction of Voltage Fluctuation.
Active Power Line Conditioner

Week 5:Multiphase Converter and HVDC Systems:

12-Pulse Converter Based HVDC Systems.
Multipulse And Multilevel VSC Based Flexible HVDC Systems.

Week 6:Improved Power Quality AC-DC Converters:

Single-Phase Improved Power Quality AC-DC Converters: Buck, Boost, Buck-Boost,
PWM VSC (Voltage Source Converters),
Multilevel VSCs, PWM CSC (Current Voltage Source Converters)

Week 7:Three-Phase and Multipulse Improved Power Quality AC-DC converters:

Three-Phase Improved Power Quality AC-DC converters: VSC, Multilevel VSCs, Multipulse VSCs,
PWM CSC (Current Controlled Voltage Source Converters).
Multipulse AC-DC Converters: Diode and Thyristor-Based Converters

Week 8:Multilevel Inverter: Introduction

Multilevel Inverter and its Control.
Detailed PWM Analysis for Multilevel Inverter.
Modular Multilevel Converter

Week 9:Multilevel Inverter Drive:

Multilevel Inverter Fed Induction Motor Drive.
Harmonic Suppression and Modulation technique for Multipulse Converter Fed Multilevel Inverter-Based IM Drive.
Power Quality Improvement in Multi-Pulse Converter Fed Multilevel Inverter Based Induction Motor Drives.

Week 10:Resonant Converter:

Analysis and principle of operation of Resonant Converter.
Series and Parallel Resonant Inverters.
Zero Voltage Switching Resonant Converters.
Zero Current Switching Resonant Converter.
Quasi Resonant and Multi Resonant DC-DC Power Converters.
Phase-Controlled Resonant Converters

Week 11:Solid State Controllers for Motor Drives:

Solid State Controllers for Motor Drives: Vector Control and Direct Torque Control of Induction, Synchronous, Permanent Magnet Sine Fed, Synchronous Reluctance Motors.
Permanent Magnet Brushless DC (PMLDC) Motors and Switched Reluctance Motors.

Week 12:LCI fed Synchronous Motor Drives and Power Quality Improvement of the Drive: