Electrical_Power_Drivers-_ET3026WB-Chapt21_example_questions

2o d448o 2127activepower

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Unformatted text preview: 00Hz b) 10kHz c) 3kHz d) 1kHz 21‐16 (rectifier mode) The 3‐phase, 6‐pulse converter shown below is directly connected to a 3‐phase, 208V line. What firing angle is needed to generate 60V in rectifier mode? a) 77.7o b) 74o c) 71.3o d) 56.3o 21‐16 (inverter mode) The 3‐phase, 6‐pulse converter shown below is directly connected to a 3‐phase, 208V line. What firing angle is needed to generate 60V in inverter mode? a) 102.3o b) 106o c) 108.7o d) 123.7o 21‐27 A 3‐phase, 6‐pulse converter shown below is to be used as an inverter. The dc side is connected to a 120V battery and R=10mΩ (L=0). The...
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