Review of Power semiconductor devices: Thyristors, GTOs, POWER MOSFETS, IGBTs, MCTs.

Classification of Energy Sources– Importance of Non-conventional energy sources, Advantages and disadvantages of conventional energy sources, Impacts of renewable energy generation on the environment.

Solar PV Systems: Solar PV characteristics, Grid requirement for PV, Power electronic converters used for solar PV, Control techniques, 12-pulse rectifier circuits – high voltage 12-pulse rectifier, and high current 12- pulse rectifier, MPPT, Grid connected and Islanding mode, Grid synchronization, PLLs, battery charging in PV systems.

Wind Energy Conversion: Wind Turbine characteristics, Grid requirement for Wind, PMSM and DFIG for wind generators, Power electronic converters for PMSM and DFIG rotor side and stator side converters, Control techniques, MPPT, Grid connected and Islanding mode of operation.

Qualitative study of other renewable energy resources: Ocean energy, Biomass energy, Hydrogen energy, Fuel cells: Operating principles and characteristics.

Power Converters and their control in AC microgrids: Microgrid architecture, AC, Microgrid, AC/DC microgrid, Schematics of solar PV and WT powered DC and DC/AC microgrids, Grid-forming, grid-feeding, current source based grid supporting and voltage source based grid supporting converters. Grid feeding converters- Droop control with dominant inductive and dominant resistive grids, overview of virtual impedance control, overview of hierarchical control.