Q2/A/ For the three bus power system shown in Fig.(2) , all the per unit reactances of its elements are scaled on a common MVA base and they are given as follow : G: 50 MVA, 11 kV, Xa =0.12p.u. G2: 50 MVA, 11 kV, Xa =0.3 p.u. T1: 50 MVA, 11/132kV,X= 0.05 p.u. ; T2: 50 MVA, 11/132kV,X=0.08 p.u. Linel: 132kV,X=0.125 pu: Line2: 132 kV, X=0.15 p.u. Line3: 132kV,X=0.25 p.u. For a symmetrical three phase fault occurs at point F find the fault current in amperes? G1 G2 Symmetrical three phase fault wW T2 4 mm wW T1 Bus 1 Bus 2 Line 1 Line 2 Line 3 Fig.(2) Bus 3
Q2/A/ For the three bus power system shown in Fig.(2) , all the per unit reactances of its elements are scaled on a common MVA base and they are given as follow : G: 50 MVA, 11 kV, Xa =0.12p.u. G2: 50 MVA, 11 kV, Xa =0.3 p.u. T1: 50 MVA, 11/132kV,X= 0.05 p.u. ; T2: 50 MVA, 11/132kV,X=0.08 p.u. Linel: 132kV,X=0.125 pu: Line2: 132 kV, X=0.15 p.u. Line3: 132kV,X=0.25 p.u. For a symmetrical three phase fault occurs at point F find the fault current in amperes? G1 G2 Symmetrical three phase fault wW T2 4 mm wW T1 Bus 1 Bus 2 Line 1 Line 2 Line 3 Fig.(2) Bus 3
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
Chapter3: Power Transformers
Section: Chapter Questions
Problem 3.49P: Consider the single-Line diagram of a power system shown in Figure 3.42 with equipment ratings...
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