Mode of Neutral Point Grounding of Large Hydroelectric Set

An Zhenshan

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Mode of Neutral Point Grounding of Large Hydroelectric Set

更新时间：2025-11-18

- Mode of Neutral Point Grounding of Large Hydroelectric Set
- Issue 1, (1998)
- 作者机构：
  
  攀枝花二滩水力发电厂
- 作者简介：
- 基金信息：
- DOI：
  CLC： TM612
- Published：1998
- 稿件说明：
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[1]安振山.大型水轮发电机组中性点接地方式[J].四川电力技术,1998(01):3-5+26.

An Zhenshan. Mode of Neutral Point Grounding of Large Hydroelectric Set[J]. 1998, (1).
[1]安振山.大型水轮发电机组中性点接地方式[J].四川电力技术,1998(01):3-5+26. DOI：

An Zhenshan. Mode of Neutral Point Grounding of Large Hydroelectric Set[J]. 1998, (1). DOI：

摘要

巨型水轮发电机组的出现，使直接接于发电机定子线圈接地故障保护问题越来越引起人们的关注。流经接地点的电容电流不断增大，将破坏线圈绝缘和定子铁芯。而流经接地点的电容电流与发电机中性点的接地方式有关。以往，中国水轮发电机组中性点系经消弧线圈接地，中国近几年引进的一批外国机组，其接地方式是经过接地变压器接地。文章结合水轮发电机组运行经验，对两种接地方式进行了比较，探讨了适合中国电网运行的接地方式。

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