Power Electronics - Section 5 Question & Answers
Power Electronics - Section 5 Question & Answers A 3 phase bridge inverter is fed by 400 V battery. The load is star connected and has a resistance of 10 Ω per phase. The peak value of thyristor current is A. 400/10 B. 400/15 C. 400/20 D. 400/30 - ANSWER: B A 3 phase dual converter consists of A. two 3 phase semiconverters connected in parallel B. two 3 phase semiconverters connected in antiparallel C. two 3 phase full converters connected in antiparallel D. two 3 phase full converters connected in parallel - ANSWER: C A 3 phase series inverter has A. 12 thyristors B. 6 thyristors C. 3 thyristors D. 3 or 6 thyristors - ANSWER: B A bridge type single phase cycloconverter changes the frequency f to f/3. Then one half wave of output contains
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