浙江电力

2020, v.39;No.290(06) 21-25

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主变220 kV断路器闪络保护动作原因分析
Cause Analysis of Flashover Protection Action of a 220 kV Circuit Breaker of Main Transformer

章良健,陈建林,郝亮亮
ZHANG Liangjian,CHEN Jianlin,HAO Liangliang

摘要(Abstract):

针对某变电站一起220 kV断路器断口闪络故障,在保护动作行为及断路器检查信息基础上,对故障原因及过程进行了进一步的分析。并结合此次断口闪络保护在应用中发现的问题和存在的缺陷,对发电机组断口闪络保护配置方式进行了探讨。
This paper analyzes the causes and process of a flashover failure on a 220 kV circuit breaker fracture in a substation based on the protection action behavior and circuit breaker inspection information. In line with the problems and defects in the application of flashover protection, the paper discusses the protection configuration mode of fracture flashover protection for generating units.

关键词(KeyWords): 断路器;闪络保护;保护配置
circuit breaker;flashover protection;protection configuration

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 章良健,陈建林,郝亮亮
ZHANG Liangjian,CHEN Jianlin,HAO Liangliang

DOI: 10.19585/j.zjdl.202006004

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