At a certain point of the system network the positive, negative and zero sequence impedances are 0.25, 0.25, 0.3 p.u. respectively. The base MVA is 100. The voltage level at that point is 34.5 kV. Determine the fault current for a line to ground fault. A6275 A B. 8132 A C. 7516 A D. 2091 A

At a certain point of the system network the positive, negative and zero sequence impedances are 0.25, 0.25, 0.3 p.u. respectively. The base MVA is 100. The voltage level at that point is 34.5 kV. Determine the fault current for a line to ground fault. A6275 A B. 8132 A C. 7516 A D. 2091 A

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 7.2MCQ: Even though the fault current is not symmetrical and not strictly periodic, the rms asymmetrical...

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Concept explainers

Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.

Question

At a certain point of the system network the positive, negative and zero sequence
impedances are 0.25, 0.25, 0.3 p.u. respectively. The base MVA is 100. The voltage
level at that point is 34.5 kV. Determine the fault current for a line to ground fault.
A 6275 A
B. 8132 A
C. 7516 A
D. 2091 A

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