摘要
通过对某电厂发生的3 k V工作变低压侧零序差动保护越级动作事件进行分析,提出其保护配置存在的问题,并制订保护优化方案。
Based on the analysis of the overstep malfunction/action of the low-pressure side zero-sequence differential protection of the 3 k V operating transformer in a power plant,this paper points out the existing problems in the protection configuration and formulates the scheme for the protection optimization.
作者
张韶锋
ZHANG Shaofeng(Shajiao C Power Plant of Guangdong Yudean Group Co.,Ltd.,Dongguan Guangdong 523908,P.R.China)
出处
《重庆电力高等专科学校学报》
2018年第3期41-43,共3页
Journal of Chongqing Electric Power College
关键词
保护配置
存在问题
优化方案
protection configuration
existing problems
scheme of optimization
