Basic Power Electronics

The book contains Concept OF Thyristors ¿ Silicon Controlled Rectifiers (SCR¿s) - Two transistor analogy - Static and Dynamic characteristics - Turn on and turn off methods - UJT firing circuit - Series and parallel connections of SCR¿s ¿ Snubber circuit details ¿ Line Commutation and Forced Commutation circuits ¿ Power MOSFET, Power IGBT, their characteristics and other form of thyristors. Phase control technique ¿ Single phase Line commutated converters ¿ Bridge connections ¿ Half controlled converters with R, RL and RLE loads ¿ Derivation of average load voltage and current ¿ Numerical problems. Semi and Fully controlled converters, Bridge connections with R, RL loads ¿ Derivation of average load voltage and current. Three phase converters ¿ Three pulse and six pulse converters ¿ Bridge connections average load voltage with R and RL loads ¿ Effect of Source inductance ¿ Dual converters (both single phase and three phase) - Waveforms ¿ Numerical Problems.