The zero-, positive, and negative-sequence bus impedance matrices for a two-bus three-phase power system are -[0:0] ban. per unit Nuim 0.10 0.20 [0.200+ 0.10 per unit 0.30 The prefault voltage is 1.0 per unit. The per-unit voltage at bus 2 for a bolted line-to-line fault at bus 1 is:
The zero-, positive, and negative-sequence bus impedance matrices for a two-bus three-phase power system are -[0:0] ban. per unit Nuim 0.10 0.20 [0.200+ 0.10 per unit 0.30 The prefault voltage is 1.0 per unit. The per-unit voltage at bus 2 for a bolted line-to-line fault at bus 1 is:
Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter9: Unsymmetrical Faults
Section: Chapter Questions
Problem 9.58P
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Question
![The zero-, positive, and negative-sequence bus impedance matrices for a two-bus
three-phase power system are
--[0.10.0
Name=
Z1-Zoom 2 =
per unit
0.20
1- +
0.10
0.10
0.30
per unit
The prefault voltage is 1.0 per unit. The per-unit voltage at bus 2 for a bolted line-to-line fault at
bus 1 is:
Select one:
a. V2ag-110, V2bg-0.661139.1, V2cg-0.661-139.1.
O b. V2ag- 110, V2bg-0.661-139.1, V2cg-0.66139.1",
c. None
d. Vzag-11139.1, V2bg-0.66139.1, V2cg-0.6610](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd99b6acb-3c56-46a2-8aaf-762988209417%2F44651464-a964-4f6c-818f-bc793d23fc0e%2Fj4yyijj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The zero-, positive, and negative-sequence bus impedance matrices for a two-bus
three-phase power system are
--[0.10.0
Name=
Z1-Zoom 2 =
per unit
0.20
1- +
0.10
0.10
0.30
per unit
The prefault voltage is 1.0 per unit. The per-unit voltage at bus 2 for a bolted line-to-line fault at
bus 1 is:
Select one:
a. V2ag-110, V2bg-0.661139.1, V2cg-0.661-139.1.
O b. V2ag- 110, V2bg-0.661-139.1, V2cg-0.66139.1",
c. None
d. Vzag-11139.1, V2bg-0.66139.1, V2cg-0.6610
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