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Q3/A/ For the three bus power system shown in Fig.(3), all the per unit reactances of its elements are scaled on a common MVA base and they are given as follow: G: 25 MVA, 11 kV, Xa =0.12p.u. M: 25 MVA, 6.6 kV, Xa =0.3 p.u. T1: 25 MVA, 11/66 kV, X= 0.09 p.u. T2: 25 MVA, 6.6/66 kV, X=0.08 p.u. T3: 25 MVA, 6.6/66 kV, X=0.08 p.u. Linel: 66 kV,X=0.2 pu: Line2: 66 kV, X=0.1 p.u. Bus 1 Bus 2 Bus 3 T2 Bus 4 Line 1 M uw T, Bus 5 Symmetrical three phase fault Line 2 Fig. (3) Bus 6 For a symmetrical three phase fault occurs at point F( at the mid point of line 1), find the fault current in amperes?

Q3/A/ For the three bus power system shown in Fig.(3), all the per unit reactances of its elements are scaled on a common MVA base and they are given as follow: G: 25 MVA, 11 kV, Xa =0.12p.u. M: 25 MVA, 6.6 kV, Xa =0.3 p.u. T1: 25 MVA, 11/66 kV, X= 0.09 p.u. T2: 25 MVA, 6.6/66 kV, X=0.08 p.u. T3: 25 MVA, 6.6/66 kV, X=0.08 p.u. Linel: 66 kV,X=0.2 pu: Line2: 66 kV, X=0.1 p.u. Bus 1 Bus 2 Bus 3 T2 Bus 4 Line 1 M uw T, Bus 5 Symmetrical three phase fault Line 2 Fig. (3) Bus 6 For a symmetrical three phase fault occurs at point F( at the mid point of line 1), find the fault current in amperes?

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Q3/A/ For the three bus power system shown in Fig.(3), all the per unit reactances of its elements are scaled on a common MVA base and they are given as follow: G: 25 MVA, 11 kV, Xa =0.12p.u. M: 25 MVA, 6.6 kV, Xa =0.3 p.u. T: 25 MVA, 11/66 kV, X= 0.09 p.u. T2: 25 MVA, 6.6/66 kV, X=0.08 p.u. T3: 25 MVA, 6.6/66 kV, X=0.08 p.u. Linel: 66 kV,X=0.2 pu: Line2: 66 kV, X-0.1 p.u. Bus 1 Bus 2 Bus 3 T2 Bus 4 Line 1 F M uw T3 Bus 5 Symmetrical three phase fault Line 2 Fig. (3) Bus 6 For a symmetrical three phase fault occurs at point F( at the mid point of line 1), find the fault current in amperes?
Transcribed Image Text:Q3/A/ For the three bus power system shown in Fig.(3), all the per unit reactances of its elements are scaled on a common MVA base and they are given as follow: G: 25 MVA, 11 kV, Xa =0.12p.u. M: 25 MVA, 6.6 kV, Xa =0.3 p.u. T: 25 MVA, 11/66 kV, X= 0.09 p.u. T2: 25 MVA, 6.6/66 kV, X=0.08 p.u. T3: 25 MVA, 6.6/66 kV, X=0.08 p.u. Linel: 66 kV,X=0.2 pu: Line2: 66 kV, X-0.1 p.u. Bus 1 Bus 2 Bus 3 T2 Bus 4 Line 1 F M uw T3 Bus 5 Symmetrical three phase fault Line 2 Fig. (3) Bus 6 For a symmetrical three phase fault occurs at point F( at the mid point of line 1), find the fault current in amperes?
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