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In the below given commutated chopper circuit, __ and __ SCRs act together in pairs.

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+1 vote
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in Power Electronics by (27.1k points)
In the below given commutated chopper circuit, __ and __ SCRs act together in pairs.

(a) T1-T2, T3-T4

(b) T1-T3, T2-T4

(c) T1-T4, T2-T4

(d) T1, T2

This question was addressed to me in an international level competition.

Enquiry is from Thyristor Chopper Circuits-3 in portion Choppers of Power Electronics

1 Answer

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by (45.1k points)
Right choice is (a) T1-T2, T3-T4

Easiest explanation: T1-T2 and T3-T4 act together as one pair for conducting the load current alternately.

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