摘要
在线监测高压少油开关泄漏电流是提高电网安全运行水平的重要措施。介绍了泄漏电流在线监测装置的原理、信号抽取方案和软硬件设计。
On-line monitoring of the leakage current in high voltage(HV) oil minimum breakers is an important method for improving the secure operation level in power system. This paper introduces the principle, scheme of signal extraction, design of the software and hardware about the on-line monitoring device of the leakage current.
关键词
少油开关
泄漏电流
在线监测
oil-minimum breaker
leakage current
on-line monitoring
