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Forced commutation requires

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+1 vote
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in Power Electronics by (27.1k points)
Forced commutation requires

(a) a precharged inductor

(b) a precharged capacitor

(c) an overdamped RLC load

(d) a very high frequency ac source

I have been asked this question in a job interview.

The query is from Force-Commutated Inverters topic in portion Inverters of Power Electronics

1 Answer

0 votes
by (45.1k points)
Correct option is (b) a precharged capacitor

To explain I would say: Forced commutation requires a pre charged capacitor of correct polarity to turn-off the earlier conducting SCR.

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