Two alternators rated 15 MVA and 20 MVA have per unit reactance of 0.20 and 0.60 respectively are connected to a common 12- kV bus bar. Solve the fault current if a symmetrical 3-phase fault occurs at the bus bar
Two alternators rated 15 MVA and 20 MVA have per unit reactance of 0.20 and 0.60 respectively are connected to a common 12- kV bus bar. Solve the fault current if a symmetrical 3-phase fault occurs at the bus bar
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
Chapter9: Unsymmetrical Faults
Section: Chapter Questions
Problem 9.1MCQ
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Question
Two alternators rated 15 MVA and 20 MVA have per unit
reactance of 0.20 and 0.60 respectively are connected to a common 12-
kV bus bar. Solve the fault current if a symmetrical 3-phase fault occurs
at the bus bar
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