某220 kV敞开式变电站主变各侧刀闸防误闭锁逻辑关系分析  

Case Analysis on Logical Relationship of Undesired Latching Prevention for Disconnect Switches of Main Transformer in 220 kV AIS Substation

作　　者：夏小莉 XIA Xiaoli(GCL Green Energy System Technology Co.,Ltd.,Suzhou 215000,China)

机构地区：[1]协鑫绿能系统科技有限公司,江苏苏州215000

出　　处：《电工技术》2024年第21期151-153,156,共4页Electric Engineering

摘　　要：阐述了变电站防误闭锁工作的重要性及基本要求,介绍了220 kV及以上电压等级敞开式变电站防误功能要求及设计要点,通过对某220 kV敞开式变电站主变各侧刀闸防误闭锁逻辑关系的分析,阐明了防误闭锁的设计思路和关键点,为设计正确、合理的防误闭锁逻辑提供参考。This essay outlines on the importance and basic requirements of undesired latching prevention in substations,clarifies the key points of functional design of 220 kV and above AIS substations.It reports the design idea and precautions of the undesired latching prevention of an actual 220 kV AIS substation from the perspective of logical relationship of each side of the main transformer,which may contain useful information for similar practices.

关 键 词：敞开式变电站 刀闸 防误闭锁 闭锁逻辑 

分 类 号：TM08[电气工程—电工理论与新技术]