刀闸及五防(最新)PPT课件

1,刀闸回路及五防装置,康彤芯齐赛,联系电话：526815959007256,QQ：4911914,.,2,一、五防概念,防止误分、误合开关,防止带负荷拉、合刀闸或手车触头,防止带电挂接地线(合接地刀闸),防止带地线（接地闸刀）合闸送电,防止误入带电设备间隔,五防,.,3,防误基本规则一,合负荷侧刀闸时，应确认电源侧的刀闸已经合好，拉电源侧刀时，应确认负荷侧的刀闸已经断开,1,3,2,等电位允许操作刀闸。,与该刀闸直接相连的开关在断开位置,为了防止带负荷拉合刀闸，在拉合隔离刀闸时必须保证：,.,4,在挂接地线（合接地刀）时，应保证接地点的任何方向都有断开的隔离刀闸。,防误规则,规则二,合刀闸（或开关）时应保证所有与刀闸（或开关）两侧相连的地线和接地刀闸都在断开位置。,规则三,防误基本规则,.,5,2QE,1QS,QF,3QS,32QE,31QE,VD1,思考题,.,6,电气防误操作规定,在设备的电动操作控制回路中串联以闭锁回路控制的接点或锁具，在设备的手动操控部件上加装受闭锁回路控制的锁具，同时尽可能按技术条件的要求防止走空程操作。,国家电网公司防止电气误操作安全管理规定,.,7,二、防误闭锁措施,设备机械联锁,机械锁具闭锁,电气闭锁,微机“五防”系统闭锁,监控系统闭锁,.,8,保护柜示意图,.,9,微机五防示意图,.,10,保持当前步骤不进行,二、微机五防的基本操作流程图,符合逻辑的操作,手工写票或电脑开票,继续预演操作？,是,语音提示不符合，禁止操作,否,此时不产生操作步骤,预演完成传送操作票,是否监控操作？,向五防钥匙传送操作票,按票实际倒闸操作,步骤正确吗？,否,向监控系统发许可遥信，等待监控操作,是,监控操作完毕，状态改变,否,是,继续倒闸操作,操作完毕向五防系统汇报,操作结束,是,语音提示不符合，禁止操作,否,否,在一次图上模拟预演,是,操作开始,一次图上模拟预演,继续监控操作设备,.,11,二、刀闸控制回路,（一）刀闸电动机控制回路图,QF1,KM2,.,12,二、刀闸控制回路,（一）刀闸电动机控制回路图,QF1,电动机操作电源空开,合闸接触器,KM2,分闸接触器,电机保护,电动机,合闸,.,13,二、刀闸控制回路,（一）刀闸电动机控制回路图,1,2,3,4,5,6,M,KM1,L1,1,1,2,1,2,L2,2,3,4,3,4,GDH,过载/缺相保护,合闸主回路,分闸主回路,QF1,KM2,.,14,二、刀闸控制回路,（一）刀闸电动机控制回路图,QF1,KM2,.,15,二、刀闸控制回路,（一）刀闸电动机控制回路图,分闸,QF1,KM2,.,16,KA2,KA1,3,4,3,4,KM2,SB3,KA1,二、刀闸控制回路,14,4K,GDH,KA2,13,KM1,SB1,4,L,N,5,1,2,3,4,QF2,9,10,QC,9,10,KM2,KM1,SL1,KM1,KM2,SL2,SB5,4K,SB4,SB2,2,1,遥控合闸控制,遥控分闸控制,遥控合闸,就地合闸,合闸保持,遥控分闸,就地分闸,分闸保持,手动摇把操作电磁锁,电气五防闭锁,手动信号,近控信号,远控信号,16,15,14,13,停止回路,遥控合闸继电器,遥控分闸继电器,合闸线圈,分闸线圈,遥控合闸按钮,遥控分闸按钮,就地合闸按钮,就地分闸按钮,手动摇把操作电磁阀,远近控转换开关,紧急停止按钮,电机保护,刀闸位置,刀闸位置,.,17,KA2,KA1,3,4,3,4,KM2,SB3,KA1,二、刀闸控制回路,14,4K,GDH,KA2,13,KM1,SB1,4,L,N,5,1,2,3,4,QF2,9,10,QC,9,10,KM2,KM1,SL1,KM1,KM2,SL2,SB55,4K,SB4,SB2,2,1,遥控合闸控制,遥控分闸控制,遥控合闸,就地合闸,合闸保持,遥控分闸,就地分闸,分闸保持,手动摇把操作电磁锁,电气五防闭锁,手动信号,近控信号,远控信号,16,15,14,13,停止回路,.,18,KA2,KA1,3,4,3,4,KM2,SB3,KA1,二、刀闸控制回路,14,4K,GDH,KA2,13,KM1,SB1,4,L,N,5,1,2,3,4,QF2,9,10,QC,9,10,KM2,KM1,SL1,KM1,KM2,SL2,SB55,4K,SB4,SB2,2,1,遥控合闸控制,遥控分闸控制,遥控合闸,就地合闸,合闸保持,遥控分闸,就地分闸,分闸保持,手动摇把操作电磁锁,电气五防闭锁,手动信号,近控信号,远控信号,16,15,14,13,停止回路,.,19,KA2,KA1,3,4,3,4,KM2,SB3,KA1,二、刀闸控制回路,14,4K,GDH,KA2,13,KM1,SB1,4,L,N,5,1,2,3,4,QF2,9,10,QC,9,10,KM2,KM1,SL1,KM1,KM2,SL2,SB5,4K,SB4,SB2,2,1,遥控合闸控制,遥控分闸控制,遥控合闸,就地合闸,合闸保持,遥控分闸,就地分闸,分闸保持,手动摇把操作电磁锁,电气五防闭锁,手动信号,近控信号,远控信号,16,15,14,13,停止回路,.,20,KA2,KA1,3,4,3,4,KM2,SB3,KA1,二、刀闸控制回路,14,4K,GDH,KA2,13,KM1,SB1,4,L,N,5,1,2,3,4,QF2,9,10,QC,9,10,KM2,KM1,SL1,KM1,KM2,SL2,SB25,4K,SB4,SB2,2,1,遥控合闸控制,遥控分闸控制,遥控合闸,就地合闸,合闸保持,遥控分闸,就地分闸,分闸保持,手动摇把操作电磁锁,电气五防闭锁,手动信号,近控信号,远控信号,16,15,14,13,停止回路,.,21,KA2,KA1,3,4,3,4,KM2,SB3,KA1,二、刀闸控制回路,14,4K,GDH,KA2,13,KM1,SB1,4,L,N,5,1,2,3,4,QF2,9,10,QC,9,10,KM2,KM1,SL1,KM1,KM2,SL2,SB55,4K,SB4,SB2,2,1,遥控合闸控制,遥控分闸控制,遥控合闸,就地合闸,合闸保持,遥控分闸,就地分闸,分闸保持,手动摇把操作电磁锁,电气五防闭锁,手动信号,近控信号,远控信号,16,15,14,13,停止回路,.,22,3,4,3,4,KM2,SB3,KA1,二、刀闸控制回路,14,4K,GDH,KA2,13,KM1,SB1,4,L,N,5,1,2,3,4,QF2,9,10,QC,9,10,KM2,KM1,SL1,KM1,KM2,SL2,SB5,4K,SB1,KA2,SB1,KA1,2,1,遥控合闸控制,遥控分闸控制,遥控合闸,就地合闸,合闸保持,遥控分闸,就地分闸,分闸保持,手动摇把操作电磁锁,电气五防闭锁,手动信号,近控信号,远控信号,16,15,14,13,停止回路,.,23,3,4,3,4,KM2,SB3,KA1,二、刀闸控制回路,14,4K,GDH,KA2,13,KM1,SB1,4,L,N,5,1,2,3,4,QF2,9,10,QC,9,10,KM2,KM1,SL1,KM1,KM2,SL2,SB5,4K,SB1,KA2,SB1,KA1,2,1,遥控合闸控制,遥控分闸控制,遥控合闸,就地合闸,合闸保持,遥控分闸,就地分闸,分闸保持,手动摇把操作电磁锁,电气五防闭锁,手动信号,近控信号,远控信号,16,15,14,13,停止回路,.,24,3,4,3,4,KM2,SB3,KA1,二、刀闸控制回路,14,4K,GDH,KA2,13,KM1,SB1,4,L,N,5,1,2,3,4,QF2,9,10