Q: For the following OLD, take SB = 50 MVA and VB = 22 kV at the %3D transmission line to find the short circuit current if a 3-ph fault occurs at the middle of transmission line. 15 MVA 20 MVA X = j0.6 pu (15:35) kV X = j0.3 pu (40:15) kV 25 MVA 15 MVA (6+j8) Q 23 kV M x = j0.3 pu 18 kV T.L X = j0.5 pu T1 T2

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
Chapter5: Transmission Lines: Steady-state Operation
Section: Chapter Questions
Problem 5.9P: The 100-km, 230-kV, 60-Hz, three-phase line in Problems 4.18 and 4.39 delivers 300 M VA at 218 kv to...
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Q: For the following OLD, take Sg = 50 MVA and VB = 22 kV at the
%3D
transmission line to find the short circuit current if a 3-ph fault occurs at
the middle of transmission line.
15 MVA
20 MVA
X = j0.6 pu
(15:35) kV
X = j0.3 pu
(40:15) kV
25 MVA
15 MVA
(6+j8) 2
(м) 18kV
'x = j0.3 pu
23 kV
T.L
X = j0.5 pu
T1
T2
Transcribed Image Text:Q: For the following OLD, take Sg = 50 MVA and VB = 22 kV at the %3D transmission line to find the short circuit current if a 3-ph fault occurs at the middle of transmission line. 15 MVA 20 MVA X = j0.6 pu (15:35) kV X = j0.3 pu (40:15) kV 25 MVA 15 MVA (6+j8) 2 (м) 18kV 'x = j0.3 pu 23 kV T.L X = j0.5 pu T1 T2
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