摘要
阐述导致PT二次电压回路故障的原因,二次电压回路故障对变电站继电保护的影响,加强设备维护及硬件改善措施,包括拒动和误动的继电保护。
This paper describes the causes of PT secondary voltage circuit fault, the impact of secondary voltage circuit fault on substation relay protection, and measures to strengthen equipment maintenance and hardware improvement, including relay protection of non-operation and misoperation.
作者
刘光远
宋成洋
步祯祎
LIU Guangyuan;SONG Chengyang;BU Zhenyi(China Nuclear Power Operation Management Co.,Ltd.,Zhejiang 314300,China.)
出处
《电子技术（上海）》
2023年第1期222-223,共2页
Electronic Technology
关键词
继电保护
二次电压回路
故障原因
拒动与误动
relay protection
secondary voltage circuit
fault reason
refusal and misoperation
