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Q#1 Phase Controlled Converter GATE EE 2006 MCQ +2 marks -0.66 marks

A 3-phase fully controlled bridge converter with freewheeling diode is fed from 400 V, 50 Hz AC source and is operating at a firing angle of 60°. The load current is assumed constant at 10A due to high load inductance. The input displacement factor (IDF) and the input power factor (IPF) of the converter will be

Q30.jpg 

IDF = 0.867         IPF = 0.828

IDF = 0.867        IPF = 0.552

IDF = 0.5        IPF = 0.478

IDF = 0.5        IPF = 0.318

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