The book contains: Concept OF Thyristors, Static V-I Characteristics of SCR, TRIAC, GTO & IGBT, Turn-On & Turn-OFF Mechanism of SCR, Gate Turnoff Thyristor (GTO). Power BJTs. Power MOSFETs - Insulated Gate Bipolar Transistors (IGBTs) - Basic Structure and VI Characteristics. Static, dynamic and thermal characteristics. Protection, cooling and mounting techniques. Series and Parallel operation of devices. Triggering and basics of driver circuits. Different types of commutation schemes: Natural and Forced commutation. 1-Phase Half & Full Wave Controlled Rectifier with various kinds of loads (R, R-L-E (motor). Midpoint and Bridge type converters. Half Controlled and Fully Controlled Bridge circuits, different wave forms, Input Line Current Harmonics, Power factor, current distortion and displacement factors - Inverter Mode of Operation. Continuous and discontinuous modes, Effect of source inductance assuming constant load current. Effect of freewheeling diode. Three phase bridge converters for different types of load with constant load current, different wave forms. 180 and 120 degree operations.

Prof. V. K. Barbudhe is working as Professor at Jagadambha College of Engg & Technology for UG & PG Dept. Years of experience 11+. He published more than 50+ papers in international journals. Worked as an international expert at international conferences. Worked as an editorial member in 15+ int. journals & as a reviewer in 100+ int. journals.

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