Q3: HVDC 5-stage lab generator is supplied by 176.777 V, 50 Hz source via a transformer with turns ratio equals to 2/900. All capacitors are of the value of (900 nF) , and the circuit is turned OFF when the current reaches 20 mA. Find the following: a. The voltage drop. b. The output peak voltage that is used for testing. c. The ripple voltage.

Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter7: Symmetrical Faults
Section: Chapter Questions
Problem 7.21MCQ
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Q3: HVDC 5-stage lab generator is supplied by 176.777 V, 50 Hz source via a transformer
with turns ratio equals to 2/900. All capacitors are of the value of (900 nF) , and the circuit is
turned OFF when the current reaches 20 mA. Find the following:
a. The voltage drop.
b. The output peak voltage that is used for testing.
c. The ripple voltage.
d. According to the circuit values, is the 5 stages represents the optimum number of stages
for this generator?
Transcribed Image Text:Q3: HVDC 5-stage lab generator is supplied by 176.777 V, 50 Hz source via a transformer with turns ratio equals to 2/900. All capacitors are of the value of (900 nF) , and the circuit is turned OFF when the current reaches 20 mA. Find the following: a. The voltage drop. b. The output peak voltage that is used for testing. c. The ripple voltage. d. According to the circuit values, is the 5 stages represents the optimum number of stages for this generator?
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