Answered: Calculate the fault current in each…

Calculate the fault current in each phase for a L-G fault occurs at machine-2 for the system shown in below fig.All the reactaces are given in p.u on 100 MVA base

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

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Concept explainers

Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.

Question

Calculate the fault current in each phase for a L-G fault occurs at machine-2 for the system
shown in below fig.All the reactaces are given in p.u on 100 MVA base
E-16
= j0.2
X2= 10.22
= 0.25
Line
x-j0.16
X= X2 j0.11
X = j0.33
X2 = 0.17
Xo-j0.06
0ו N(=X) =D
X1 =X2 Xg = 0.10
O j1.1814
-j1.4841
-j1.8481
None

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