摘要
对一起因快切装置误动作引起的大面积停电事故的原因进行分析和说明,并结合供电系统的实际情况,对该装置的部分逻辑判据进行了分析及改进。
Causes for large area power outage accident by false operation on fast switching device were analyzed and introduced;part of the logical criteria on the device was analyzed and modified combining with actual situation of the power supply system.
作者
贾玉霞
Jia Yuxia(Operation and maintenance center of Qilu Branch Co.,SINOPEC,Zibo Shandong 255400)
出处
《齐鲁石油化工》
2018年第1期43-45,共3页
Qilu Petrochemical Technology
关键词
误动
电源无扰动
快速切换装置
逻辑
失压起动
闭锁
PT断线
false operation
undisturbed fast switching device for the power supply
logical pressure loss
starting latch
breakage on PT
