Answered: Under Unbalanced Condition Without…

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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Transcribed Image Text:Compute using 4 decimal places and use scientific notation when necessary Box all final answers./ FIND: 1. Under Unbalanced Condition Without Faults: a. Load Line Currents (Ia, Ip,I); b. Load Line Voltages (Vab, Vbc, Vca); c. Load Power Profile (Pr, QT,St,pfr). 2. Under Unbalanced Condition With Faults: a. Load Line Currents (Ia, Ip, I); b. Load Line Voltages (Vab, Vpc, Vca); c. Load Power Profile (Pr, Qr,St, pfr); d. The Fault Current (If)

GIVEN:
Three-phase System Data:
30 Source
Z Line
30 Load
Ean = 12020° v; Epn = 1202 – 120° v; Een = 1204120° v (grounded neutral)
Source:
Zan
Zon = Zen = 0.1 +j1.5 N
%3D
Line Impedance:
Zline a
= Zline
Zline c = 1 + j2 N;
%3D
Load Impedance:
Zab = 40 + j30 N; Zbc = 40 – j30 N; Zca
50 + j0 N
%3D
%3D

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