Example 2.3 A balanced, negative sequence, A-connected source has an internal impedance of 0.018+j0.162 £2 per phase. The internal phase voltage of the generator is 600 V. The source is connected to a Y-connected load having an impedance of 7.92-j6.35 § per phase through a distribution line having an impedance of 0.074+j0.296 £2 per phase. a) Construct a single phase equivalent circuit of the three phase system. b) Calculate the three line current IA, IB and IC c) Calculate the three line to neutral voltages at the load V AN, VBN and V CN d) Calculate the three line to line voltages at the load V AB' VBC and V CA
Example 2.3 A balanced, negative sequence, A-connected source has an internal impedance of 0.018+j0.162 £2 per phase. The internal phase voltage of the generator is 600 V. The source is connected to a Y-connected load having an impedance of 7.92-j6.35 § per phase through a distribution line having an impedance of 0.074+j0.296 £2 per phase. a) Construct a single phase equivalent circuit of the three phase system. b) Calculate the three line current IA, IB and IC c) Calculate the three line to neutral voltages at the load V AN, VBN and V CN d) Calculate the three line to line voltages at the load V AB' VBC and V CA
Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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Transcribed Image Text:Example 2.3
A balanced, negative sequence, A-connected source has an internal impedance of
0.018+j0.162 £2 per phase. The internal phase voltage of the generator is 600 V. The
source is connected to a Y-connected load having an impedance of 7.92-j6.35 § per
phase through a distribution line having an impedance of 0.074+j0.296 £2 per phase.
a) Construct a single phase equivalent circuit of the three phase system.
b) Calculate the three line current IA, IB and IC
c) Calculate the three line to neutral voltages at the load V
AN, VBN and V
CN
d) Calculate the three line to line voltages at the load V
AB' VBC and V
CA
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