摘要
对某冶金企业1台110 kV变压器差动保护误动进行了分析,找出了差动保护误动的原因,并提出采用非周期分量制动的解决方案。
A mal-operation of 110 kV transformer differential protection in a metallurgy company is analyzed, and the reasons of the mal-operation are found, also solution is proposed by using nonperiodic component restraint.
出处
《江苏电机工程》
2009年第5期39-41,共3页
Jiangsu Electrical Engineering
关键词
变压器
电流互感器
非周期分量
差动保护
transformer
current transformer
nonperiodic component
differential protection
