: The per-unit ractances for a given system are shown in figure below. (1 MVA) is being delivered to the receiving end bus of the system at unity power factor and unit voltage. A three phase short circuit occurs at F. Find the critical clearing angle and the critical clearing time? Take H = 3 p. u. second X'=jo.3 10.1 38 0 10,25 10.25 1'20 2

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
Chapter12: Power System Controls
Section: Chapter Questions
Problem 12.13P
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: The per-unit ractances for a given system are shown in figure below. (1 MVA) is being
delivered to the receiving end bus of the system at unity power factor and unit voltage. A
three phase short circuit occurs at F. Find the critical clearing angle and the critical clearing
time? Take H = 3 p.u.second
X210.3
10.1
ZE
□
10,25
10.25
120
Transcribed Image Text:: The per-unit ractances for a given system are shown in figure below. (1 MVA) is being delivered to the receiving end bus of the system at unity power factor and unit voltage. A three phase short circuit occurs at F. Find the critical clearing angle and the critical clearing time? Take H = 3 p.u.second X210.3 10.1 ZE □ 10,25 10.25 120
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