Proposed Course Code: EE 6904 Credit: 3.00 Advanced Power Electronics
Introduction: Advanced solid state devices, intelligent power modules, thermal design, protection, gating circuits, digital signal processors used in their control.
Non-isolated and isolated dc-dc converters: Flyback, forward, Cuk, SEPIC, Zeta, half bridge, push-pull and bridge in DCM and CCM, single-phase single-stage converters (SSC), power factor correction at ac mains in these converters, their application in SMPS, UPS, welding and lighting.
Improved power quality ac-dc converters: single-phase buck, boost, buck-boost, PWM based single-phase, three-phase VSC and CSC, line commutated converters, multipulse VSCs, multiphase inverters.
Multilevel inverters: principles and applications, topologies, characteristics of various types, diode- and transistor-clamped type, and cascade-type, PWM for multilevel inverters, dc-link capacitor voltage balancing, analyses of switching device current, dc-link current, and load current ripple, effect of dead-time, evaluation of inverter loss, dimensioning of heat sinks, case study of multilevel inverters.