1. In the power system network shown below (Fig. 1), bus 1 is a slack bus with Vị = 1.020° per unit and bus 2 is a load bus with S2 = 280MW + ¿60MV AR. The line impedance on a base of 100 MV A is Z = 0.02 + j0.04 per unit. (See the appendix 1 for Power Flow Equation) Using Gauss Seidel method, determine V2. Use an initial estimate of V2[i = 0] = 1.0 + (a) j0.0 and perform four iterations. If after several iterations voltage at bus 2 converges to V½(0) (b) S1 = 0.90 – j0.1, determine Z12 = 0.02 + j0.04 1 S2 = 280 MW +j60 Mvar

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1. In the power system network shown below (Fig. 1), bus 1 is a slack bus with Vị
bus 2 is a load bus with S2 = 280MW + ¿60MV AR. The line impedance on a base of 100 MV A is
Z = 0.02 + j0.04 per unit. (See the appendix 1 for Power Flow Equation)
= 1.020° per unit and
Using Gauss Seidel method, determine V2. Use an initial estimate of V2[i = 0] = 1.0 +
(a)
j0.0 and perform four iterations.
If after several iterations voltage at bus 2 converges to V2(0)
(b)
S1 .
= 0.90 –
j0.1, determine
Z12 = 0.02 + j0.04
2
1
S2
280 MW +j60 Mvar
Transcribed Image Text:1. In the power system network shown below (Fig. 1), bus 1 is a slack bus with Vị bus 2 is a load bus with S2 = 280MW + ¿60MV AR. The line impedance on a base of 100 MV A is Z = 0.02 + j0.04 per unit. (See the appendix 1 for Power Flow Equation) = 1.020° per unit and Using Gauss Seidel method, determine V2. Use an initial estimate of V2[i = 0] = 1.0 + (a) j0.0 and perform four iterations. If after several iterations voltage at bus 2 converges to V2(0) (b) S1 . = 0.90 – j0.1, determine Z12 = 0.02 + j0.04 2 1 S2 280 MW +j60 Mvar
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