問題詳情
三、圖 3 的三相電力系統中，在匯流排 4 的 a 相發生單相接地（SLG）短路事故。事故前系統為平衡，故障相的電壓在事故前為 1.0 標么，事故前線路電流可忽略。（每小題 10 分，共 20 分）
⑴繪出計算此短路電流所需相序組合電路。
⑴繪出計算此短路電流所需相序組合電路。
參考答案
答案：B
難度：困難0.350126
統計：A(93),B(139),C(7),D(101),E(0)
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