Discussion on switchgear accident and varistor damage in DC power supply system

MAO Wen-qi

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Discussion on switchgear accident and varistor damage in DC power supply system

更新时间：2025-11-18

- Discussion on switchgear accident and varistor damage in DC power supply system
- Issue 4, Pages: 18-20+23(2005)
- 作者机构：
  
  湖南省电力试验研究院,湖南,长沙,410007
- 作者简介：
- 基金信息：
- DOI：
  CLC： TN86
- Published：2005
- 稿件说明：
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[1]毛文奇.直流电源系统压敏电阻损坏及开关偷跳故障的讨论[J].湖南电力,2005(04):18-20+23.

MAO Wen-qi. Discussion on switchgear accident and varistor damage in DC power supply system[J]. 2005, (4): 18-20+23.
[1]毛文奇.直流电源系统压敏电阻损坏及开关偷跳故障的讨论[J].湖南电力,2005(04):18-20+23. DOI：

MAO Wen-qi. Discussion on switchgear accident and varistor damage in DC power supply system[J]. 2005, (4): 18-20+23. DOI：

摘要

针对芙蓉变220V直流电源系统压敏电阻的伏安特性及无功投切过程中的过电压水平进行了探讨

供芙蓉变开关偷跳事故原因查找参考。

Abstract

The V-A Characteristic of varistor used in the 220V DC power supply system of 220kV Furong Substation and over-voltage level during switching reactive equipment are discussed in this paper and some reference to the switchgear accident investigation are offered.

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