Efficiency and loss in power electronics, operation principles of semi-conductors used in power control, protection, control elements, circuits, driver circuit design, and power resource designs.

Power semi-conductors, diodes, transistors, tristors, triac, mosphet structures, operation principles and characteristics. Protection and control elements of semi conductors used in power control; UJT, PUT, SUS, SBS, Diacs. Designs of power electronics, controlled and uncontrolled rectifiers, DC invertors, driver circuits, resonance invertors, switched power resources, motor control applicaitons, correction of power coefficient.