Power System Analysis II
EE 605
Question
2082 BhadraChapter 5: Unsymmetrical Faults on Power Systems5.1 Sequence Networks of Synchronous Generators
Draw the positive, negative and zero sequence network for the following system. Assume the system is unloaded and operating at nominal voltage.
[IMAGE: Figure from the original question paper with labels: G₁–T₁ (bus A–B), line L₁ (B–C), line L₂ (C–D), T₂–G₂ (D–E); G₃–T₃ connected at C via F]| X₁ (p.u.) | X₂ (p.u.) | X₀ (p.u.) | |
|---|---|---|---|
| G₁ | 0.5 | 0.2 | 0.18 |
| G₂ | 0.33 | 0.15 | 0.15 |
| G₃ | 0.275 | 0.1 | 0.12 |
| T₁ | 0.2 | 0.2 | 0.2 |
| T₂ | 0.167 | 0.167 | 0.167 |
| T₃ | 0.143 | 0.143 | 0.143 |
| L₁ | 0.083 | 0.083 | 0.4 |
| L₂ | 0.103 | 0.103 | 0.6 |
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