摘要
本文通过对某水电站发生的一起厂用电6kV断路器跳闸故障分析,针对跳闸故障所暴露出的该水电站厂用电运行方式、保护配置及定值整定方面的问题,提出整改措施和优化方案,以提升厂用电运行的可靠性,为水电站厂用电系统设计、运行和维护提供参考经验。
This paper through to a circuit breaker tripping fault analysis of a hydropower station 6 kV auxiliary power system,exposed problems about the plant auxiliary power operation mode,protection configuration and the fixed value setting. It proposed rectification measures and optimizations,in order to improve the auxiliary power reliability and provided experience for hydropower auxiliary power system design,operation and maintenance.
作者
顾卫坤
荣晨
GU Weikun;RONG Chen(China Yangtze Power Co.Ltd.,Yichang 443002,China)
出处
《水电与抽水蓄能》
2019年第1期93-96,112,共5页
Hydropower and Pumped Storage
关键词
厂用电故障
保护定值
可靠性
circuit breaker trip
protective settings
reliability
