3-ph, 15 KVA, 220 V, Y-conn., 6-pole salient pole synchronous generator has open-circuit, short circuit and zero power factor char «depicted in following: О.С.Т. (V): 0 35 67 123 140 155 165 174 180 185 190 194 S.C..T. (A): 0 10 20 30 40 50 60 70 If(A) : 0 1 2 3 4 5 6. 7 8 9 10 11 12 0 28 54 78 100 117 131 142 Z.p.f. (N) : 1) Draw the O.C.C. , S.C.C. And Z.P.F. C. 2) Find the voltage regulation by the two methods when the power factor is 0.7 lagging. 3) Draw the phasor diagram for each method.

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
Chapter6: Power Flows
Section: Chapter Questions
Problem 6.48P
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3-ph, 15 KVA, 220 V, Y-conn., 6-pole salient pole
synchronous generator has open-circuit, short circuit and zero
power factor char «depicted in following:
О.С.Т. (V): 0
35 67
123 140 155 165 174 180 185 190 194
S.C.T. (A): 0 10 20 30
40 50
60 70
If(A) :
0 1
2 3
4
5
7
8 9
10
11 12
0 28
54 78
100 117 131 142
Z.p.f. (N) :
1) Draw the O.C.C. , S.C.C. And Z.P.F. C.
2) Find the voltage regulation by the two methods when the power
factor is 0.7 lagging.
3) Draw the phasor diagram for each method.
Transcribed Image Text:3-ph, 15 KVA, 220 V, Y-conn., 6-pole salient pole synchronous generator has open-circuit, short circuit and zero power factor char «depicted in following: О.С.Т. (V): 0 35 67 123 140 155 165 174 180 185 190 194 S.C.T. (A): 0 10 20 30 40 50 60 70 If(A) : 0 1 2 3 4 5 7 8 9 10 11 12 0 28 54 78 100 117 131 142 Z.p.f. (N) : 1) Draw the O.C.C. , S.C.C. And Z.P.F. C. 2) Find the voltage regulation by the two methods when the power factor is 0.7 lagging. 3) Draw the phasor diagram for each method.
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