The network below shows two generators feeding a common bus-bar, which in turn feeds a step-up transformer and a section of overhead line. A tree has fallen across the line at point F causing a three-phase short circuit, calculate the fault current that flows.
The network below shows two generators feeding a common bus-bar, which in turn feeds a step-up transformer and a section of overhead line. A tree has fallen across the line at point F causing a three-phase short circuit, calculate the fault current that flows.
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
Chapter6: Power Flows
Section: Chapter Questions
Problem 6.61P
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Question
![The network below shows two generators feeding a common bus-bar, which in turn
feeds a step-up transformer and a section of overhead line. A tree has fallen across
the line at point F causing a three-phase short circuit, calculate the fault current that
flows.
15MVA, 10%
G₁
20MVA, 15%
G2
11kV
30MVA, 6%
∞
1:3
(4+j12)Q
33kV
Fault](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd19722f0-ad57-46c7-85cc-fbe792f30d47%2F31015d22-67b7-482b-a20c-5af3f1034013%2Fnctj463_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The network below shows two generators feeding a common bus-bar, which in turn
feeds a step-up transformer and a section of overhead line. A tree has fallen across
the line at point F causing a three-phase short circuit, calculate the fault current that
flows.
15MVA, 10%
G₁
20MVA, 15%
G2
11kV
30MVA, 6%
∞
1:3
(4+j12)Q
33kV
Fault
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