Q9: The reactance data for the power system shown in Figure below in per unit on a common base is as follows: T1 Т 3 1 4 ojo G1 G2 X1=X;= 0.3 Xo=0.5 X,=X,=0.1 X=0.25 X=0.25 X,=X,=0.1 Хо-0.05 Xo=0.05 Obtain the Th'evenin sequence impedances for the fault at bus 1 and compute the fault current in per unit for the following faults: (a) A bolted three-phase fault at bus 1. (b) A bolted single line-to-ground fault at bus 1. (c) A bolted line-to-line fault at bus 1.

Q9: The reactance data for the power system shown in Figure below in per unit on a common base is as follows: T1 Т 3 1 4 ojo G1 G2 X1=X;= 0.3 Xo=0.5 X,=X,=0.1 X=0.25 X=0.25 X,=X,=0.1 Хо-0.05 Xo=0.05 Obtain the Th'evenin sequence impedances for the fault at bus 1 and compute the fault current in per unit for the following faults: (a) A bolted three-phase fault at bus 1. (b) A bolted single line-to-ground fault at bus 1. (c) A bolted line-to-line fault at bus 1.

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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