摘要
本文通过对一起35KV主变差动保护动作原因查找和分析,发现了定值不合理的问题,通过重新整定计算,保证了电网稳定运行。
Based on the analysis of a 35kV main transformer differential protection action, it is found that the problem of unreasonable set value is found, and the stable operation of the power grid is ensured by re - setting calculation.
作者
赵桂娟
ZHAO Gui-juan(Shanxi Jincheng Anthracite Mining Group, Power Supply Company, Jincheng 048006, Chin)
出处
《电气开关》
2017年第1期85-87,90,共4页
Electric Switchgear
关键词
主变
差动保护
定值
整定
main transformer
transformer differential protection
setting
