Question: Repeat Problem 9.38 for a bolted single line-to-ground fault at bus 1. Problem 9.38 The zero-, positive-, and negative-sequence bus impedance matrices for a three-bus

Repeat Problem 9.38 for a bolted single line-to-ground fault at bus 1.

Problem 9.38

The zero-, positive-, and negative-sequence bus impedance matrices for a three-bus three-phase power system are

j0.1 v = 1/0 j0.15 E

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Determine the per-unit fault current and per-unit voltage at bus 2 for a bolted three-phase fault at bus 1 . The prefault voltage is 1.0 per unit.

j0.1 v = 1/0 j0.15 E

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