Problem 2 For the system shown calculate the short-circuit MVA at A and at B. 20 kVA 10% 30 kVA 5% 115 kV (3+ j12)2 To load 10KVA 7% G2 ulu m

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
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Problem 2
For the system shown
calculate the short-circuit MVA at A and at B.
20 kVA
G
10%
115 kV
(3+ j12)2
30 kVA 5%
To load
10KVA
7%
G2
Problem 3
A three-phase short-circuit occurs at F in the system
reactances are all in percent.
Calculate the fault MVA. The
10MVA
10%
15 MVA
12%
15 MVA
12%
G,
Gy
10 MVA
10%
G.
5MVA
5%
10 MVA
5%
Transcribed Image Text:Problem 2 For the system shown calculate the short-circuit MVA at A and at B. 20 kVA G 10% 115 kV (3+ j12)2 30 kVA 5% To load 10KVA 7% G2 Problem 3 A three-phase short-circuit occurs at F in the system reactances are all in percent. Calculate the fault MVA. The 10MVA 10% 15 MVA 12% 15 MVA 12% G, Gy 10 MVA 10% G. 5MVA 5% 10 MVA 5%
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