摘要
针对小电阻接地系统改造过程中经常会遇到的问题,分析造成接地变保护误动作的原因,并提出了针对性的解决办法,提高了电网的供电可靠性,具有很高的应用推广价值。
To the problems often encountered in the transformation of small resistance grounding system,the causes of the misoperation of the grounding transformer protection were analyzed and the targeted solutions were proposed to improve the power supply reliability of the power grid,which had a high application and promotion value.
作者
陈伟生
CHEN Weisheng(Meizhou Power Supply Bureau of Guangdong Power Grid Co.,Ltd.,Meizhou 514000,China)
出处
《电工技术》
2019年第23期58-60,共3页
Electric Engineering
关键词
小电阻
接地变保护
保护误动
small resistance
ground transformer protection
protection misoperation
