Teaching

Courses

EE6354: Power Electronics

• Power semiconductor devices: Diode, BJT, Thyristor, MOSFET, IGBT, SiC MOSFET, GaN HEMT, Device characterization
• AC-DC Conversion: Uncontrolled rectifier, Half-controlled rectifier, Fully-controlled rectifier, Power factor correction, Active Front-end converter
• DC-DC Conversion: Basic DC-DC converters (Buck, Boost, Buck-boost), Cuk and Sepic converters, Flyback and Forward converter, Full bridge and phase-shift converter, Dual Active Bridge converter, Resonant converter
• Inverters and cyclo-converters: Square Wave Inverter, Sine Inverter and Modulation techniques, AC-AC conversion

EE6359: Renewable Energy Systems and Distributed Power Generation Systems

• Introduction to renewable energy systems: Photo-Voltaic, Win turbine, Fuel cells, Energy storage systems
• Power converter and control of PV systems: Grid connection requirement for PV systems, Single phase inveretrs (full bridge, H5, HERIC, FB ZVR, REFU, NPC), Micro-inverter, Three phase inverters (NPC, ANPC, T-type)
• Power converter and control of wind turbines: Grid connection requirements for wind, Back-to-back converter (two-level and NPC based), Generator-side and grid-side converter control
• Grid synchronization techniques: Single phase and three phase PLL, d-q axis, SOGI
• Converter control under abnormal grid conditions
• Harmonic filter design for grid connected systems

EE6359: Advanced power converters

• Pulse Width Modulation of Two-level Converters: Basic concept of two-level single-phase and three-phase converters, Sine triangle PWM, Spave vector modulation, Discontinuous modulation schemes
• Multi-level converters: Meutral point clamped converter, Active NPC, T-type converter, modulation of three-level converter, flying capacitor, Modular multi-level cascaded converter
• Rectifiers: Power factor correction, Viena rectifier, Swiss rectifier, Single-stage isolated rectifiers
• Advanced DC-DC conversion: Dual active bridge, resonant converter