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A single phase full converter has average & peak voltage values of 133 V and 325 V respectively. Find the value of the firing angle.

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in Power Electronics by (27.1k points)
A single phase full converter has average & peak voltage values of 133 V and 325 V respectively. Find the value of the firing angle.

(a) 40°

(b) 140°

(c) 50°

(d) 130°

The question was asked in an internship interview.

Origin of the question is Single Phase FW AC-DC-5 in portion Converters of Power Electronics

1 Answer

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by (45.1k points)
Right option is (c) 50°

The explanation: Vm = 325V

Vo = 2Vm/π cosα = 133 V.

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