Xd=20% XT=8% XL = 15 St OH! **** 100 MVA 1 20/66 kV 20 kV 100 MVA G 2 XT-10% M H 3 20 MW/ 66 kV P.F=0.8 Lag. All Sub transient reactance Xd" are expressed in percentage. The motor is operating at full load with lagging pow 0.8. Assume the a three phase fault occurs through bus 2. calculate the fault current in per unit. Choose 20 kV as the voltage base for generator and 100-MVA base.
Xd=20% XT=8% XL = 15 St OH! **** 100 MVA 1 20/66 kV 20 kV 100 MVA G 2 XT-10% M H 3 20 MW/ 66 kV P.F=0.8 Lag. All Sub transient reactance Xd" are expressed in percentage. The motor is operating at full load with lagging pow 0.8. Assume the a three phase fault occurs through bus 2. calculate the fault current in per unit. Choose 20 kV as the voltage base for generator and 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
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Question
![The one line diagram of a simple power system is shown in below figure.
"
XT=8%
XT-10%
611 10
M
100 MVA 1
20 kV
20/66 kV 2
100 MVA
3 20 MW/ 66 kV
P.F=0.8 Lag.
Xd=20%
Answer:
G
XL = 152
All Sub transient reactance Xd" are expressed in percentage. The motor is operating at full load with lagging power factor
0.8.
Assume the a three phase fault occurs through bus 2. calculate the fault current in per unit.
Choose 20 kV as the voltage base for generator and 100-MVA base.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd99b6acb-3c56-46a2-8aaf-762988209417%2F2d974b59-63ac-4c4f-9ae5-2d394bda72e1%2Fym0vw4k_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The one line diagram of a simple power system is shown in below figure.
"
XT=8%
XT-10%
611 10
M
100 MVA 1
20 kV
20/66 kV 2
100 MVA
3 20 MW/ 66 kV
P.F=0.8 Lag.
Xd=20%
Answer:
G
XL = 152
All Sub transient reactance Xd" are expressed in percentage. The motor is operating at full load with lagging power factor
0.8.
Assume the a three phase fault occurs through bus 2. calculate the fault current in per unit.
Choose 20 kV as the voltage base for generator and 100-MVA base.
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