一起关于10kV变压器闸刀小车防误闭锁问题分析  

Problem Analysis of Anti-misoperation Locking of 10kV Transformer Knife Switch Trolley

作　　者：朱成亮 周子誉 ZHU Cheng-liang;ZHOU Zi-yu(Grid Zhejiang Electric Power Co.Ltd.,Jiaxing 314000,China)

机构地区：[1]国网浙江省电力有限公司嘉兴供电公司,浙江嘉兴314000

出　　处：《电气开关》2021年第3期96-97,100,共3页Electric Switchgear

摘　　要：本文分析一起10kV变压器闸刀小车无法操作的事件,通过检查确定了无法操作的原因,明确了变压器低压侧电气防误闭锁逻辑原理。该事件的分析可以优化10kV变压器闸刀小车闭锁逻辑的设计,避免此类事件的再次发生,确保电网倒闸操作顺利进行。The paper analyzes an event that 10kV transformer knife switch trolley can not operate,By checking,find out the cause not to operate and know about the logic principle of electric anti-misoperation locking of the low voltage side of the transformer.The analysis of this event can optimize the design of locking logic of 10kV transformer knife switch trolley,avoid such events happening again and ensune that the power grid switding can go on smoothly.

关 键 词：防误闭锁 变压器闸刀小车 倒闸操作 

分 类 号：TM41[电气工程—电器]