A Detailed Analysis on Complex Power Grid Accident Caused by a Fault of 35 kV Line in Substation

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更新时间：2026-02-13

- A Detailed Analysis on Complex Power Grid Accident Caused by a Fault of 35 kV Line in Substation
- Vol. 43, Issue 1, Pages: 59-62(2020)
- 作者机构：
  
  国网四川省电力公司天府新区供电公司
- 作者简介：
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- Published：2020
- 稿件说明：
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Gou Xiaogang. A Detailed Analysis on Complex Power Grid Accident Caused by a Fault of 35 kV Line in Substation[J]. 2020, 43(1): 59-62.
DOI：

Gou Xiaogang. A Detailed Analysis on Complex Power Grid Accident Caused by a Fault of 35 kV Line in Substation[J]. 2020, 43(1): 59-62. DOI：

针对某110kV变电站因35kV线路发生单相接地故障导致站内主变压器总路断路器CT绝缘击穿

发生异名相两点接地短路的复杂电网事故进行了详细分析。该事故无法通过故障点判断是否属于主变压器差动保护区内故障

通过差流计算的方法证明了CT故障点在主变压器差动保护区区外

差动保护因CT受损波形畸变而动作。分析过程显示了故障细节对事故分析的重要性。

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A Detailed Analysis on Complex Power Grid Accident Caused by a Fault of 35 kV Line in Substation

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