This document discusses different types of AC voltage controllers and cycloconverters. It covers the principles of phase control and integral cycle control. It also examines single-phase voltage controllers with R and RL loads as well as three-phase AC voltage controllers with star and delta loads. The document focuses on the operation and applications of various AC voltage controllers and cycloconverters in power electronics.

1. UNIT-V
AC VOLTAGE CONTROLLERS AND
CYCLOCONVERTERS
POWER ELECTRONICS

2. Principle of Phase and Integral cycle control

6. Principle of Phase Control

7. Principle of Phase Control

8. Single-Phase Voltage Controllers

9. Single-Phase Voltage Controller wit
R load

11. Single-Phase Voltage Controller wit RL
load

14. Three-phase AC voltage controller with star
load

18. Three-phase AC voltage
controller with delta load