For the power system with a single line diagram; Draw the reactance diagrams of the zero, positive and negative component circuits of the system by selecting the base values of 1000 MVA and 20 kV in the generator G3 region. (?0=?1=?2=50 ?ℎ? for each line)

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Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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For the power system with a single line diagram;
Draw the reactance diagrams of the zero, positive and negative component circuits of the system by selecting the base values of 1000 MVA and 20 kV in the generator G3 region. (?0=?1=?2=50 ?ℎ? for each line)

2
G1
500 MVA
13.8 KV
x" =0.2
X₂
= 0.2
X0 =0.1
T1
Busbar 1
ΔΥ
500 MVA
13.8 kV/ 500 KV
x = 0.12
0
T2
j50 S
Busbar 2
G2
j50 s2
j50 92
Busbar4
Busbar 3
750 MVA
18 KV
750 MVA
500 kV/ 18 KV
x = 0.1
x" = 0.18
X₂ = 0.18
X0 =0.09
T3
YA
1000 MVA
500 kV/20 kV
x = 0.1
G3
1000 MVA
20 kV
x" =0.17
X₂ = 0.2
Xo =0.09
Transcribed Image Text:2 G1 500 MVA 13.8 KV x" =0.2 X₂ = 0.2 X0 =0.1 T1 Busbar 1 ΔΥ 500 MVA 13.8 kV/ 500 KV x = 0.12 0 T2 j50 S Busbar 2 G2 j50 s2 j50 92 Busbar4 Busbar 3 750 MVA 18 KV 750 MVA 500 kV/ 18 KV x = 0.1 x" = 0.18 X₂ = 0.18 X0 =0.09 T3 YA 1000 MVA 500 kV/20 kV x = 0.1 G3 1000 MVA 20 kV x" =0.17 X₂ = 0.2 Xo =0.09
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