engineering recuitment HPCL Junior Executive 2025 Mock Test Power Electronics and Drives Phase Controlled Rectifiers Single Phase Half Wave Converters
In a thyristorised converter a free wheeling diode is used to
1
Add to the conduction current of the thyristor
2
Oppose the thyristor conduction
3
Conduct current during the off period of the thyristor
4
Protect the thyristor by providing a shunt path