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If in the below given converter configuration, any 3 of the 4 SCRs are replaced by diodes

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+1 vote
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in Power Electronics by (27.1k points)
If in the below given converter configuration, any 3 of the 4 SCRs are replaced by diodes

(a) the average output voltage would increase

(b) the average output voltage would decrease

(c) the average output voltage would not change

(d) the circuit would malfunction

I have been asked this question during an interview.

Enquiry is from Single Phase FW AC-DC-5 in section Converters of Power Electronics

1 Answer

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by (45.1k points)
Correct answer is (a) the average output voltage would increase

Explanation: If diodes are put in place of any 3 SCRs the conduction angle would increase and hence the voltage.

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