电力拖动二课题

.,1,掌握顺序控制线路的构成和工作原理。能正确安装两台电动机顺序启动逆序停止控制线路。,.,2,在装有多台电动机的生产机械上，各电动机所起的作用是不同的，有时需按一定的顺序启动或停止，才能保证操作过程的合理和工作的安全可靠。,.,3,一、主电路实现顺序控制,.,4,一、主电路实现顺序控制,M13,L1L2L3,FU1,FU2,KM1,KM2,KH1KH2,SB1,SB2,SB3,KM1,KM2,KM1,KM2,KH1,U,V,W,QS,KH2,M23,.,5,L1L2L3,FU1,FU2,KM1,KM2,KH1KH2,SB1,SB2,SB3,KM1,KM2,KM1,KM2,KH1,U,V,W,QS,合上电源开关QS,M13,M23,KH2,一、主电路实现顺序控制,.,6,L1L2L3,FU1,FU2,KM1,KM2,KH1KH2,SB1,SB2,SB3,KM1,KM2,KM1,KM2,KH1,U,V,W,QS,只能先按下SB1,M13,M23,KH2,一、主电路实现顺序控制,.,7,L1L2L3,FU1,FU2,KM1,KM2,KH1KH2,SB1,SB2,SB3,KM1,KM2,KM1,KM2,KH1,U,V,W,QS,电动机M1起动,M13,M23,KH2,一、主电路实现顺序控制,.,8,L1L2L3,FU1,FU2,KM1,KM2,KH1KH2,SB1,SB2,SB3,KM1,KM2,KM1,KM2,KH1,U,V,W,QS,按下SB2电动机M2起动,M13,M23,KH2,一、主电路实现顺序控制,.,9,L1L2L3,FU1,FU2,KM1,KM2,KH1KH2,SB1,SB2,SB3,KM1,KM2,KM1,KM2,KH1,U,V,W,QS,按下SB3KM1线圈KM2线圈同时失电,M13,M23,KH2,一、主电路实现顺序控制,.,10,L1L2L3,KM1,KM2,KH1KH2,SB2,SB3,SB1,KM1,KM2,KM1,KM2,KH1,U,V,W,FU1,FU2,QS,M13,M23,KH2,二、控制电路实现顺序控制,.,11,L1L2L3,KM1,KM2,KH1KH2,SB2,SB3,SB1,KM1,KM2,KM1,KM2,KH1,U,V,W,合上电源开关QS,FU1,FU2,QS,M13,M23,KH2,二、控制电路实现顺序控制,.,12,L1L2L3,KM1,KM2,KH1KH2,SB2,SB3,SB1,KM1,KM2,KM1,KM2,KH1,U,V,W,按下SB2，KM1线圈得电,FU1,FU2,QS,M13,M23,KH2,二、控制电路实现顺序控制,.,13,L1L2L3,KM1,KM2,KH1KH2,SB2,SB3,SB1,KM1,KM2,KM1,KM2,KH1,U,V,W,KM1自锁触头闭合,对KM1自锁KM1主触头闭合电机M1正转,FU1,FU2,QS,M13,M23,KH2,二、控制电路实现顺序控制,.,14,L1L2L3,KM1,KM2,KH1KH2,SB2,SB3,SB1,KM1,KM2,KM1,KM2,KH1,U,V,W,松开SB2电动机继续运行,FU1,FU2,QS,M13,M23,KH2,二、控制电路实现顺序控制,.,15,L1L2L3,KM1,KM2,KH1KH2,SB2,SB3,SB1,KM1,KM2,KM1,KM2,KH1,U,V,W,按下SB3，KM2线圈得电,FU1,FU2,QS,M13,M23,KH2,二、控制电路实现顺序控制,.,16,L1L2L3,KM1,KM2,KH1KH2,SB2,SB3,SB1,KM1,KM2,KM1,KM2,KH1,U,V,W,KM2自锁触头闭合,对KM2自锁KM2主触头闭合，电动机M2正转,FU1,FU2,QS,M13,M23,KH2,二、控制电路实现顺序控制,.,17,L1L2L3,KM1,KM2,KH1KH2,SB2,SB3,SB1,KM1,KM2,KM1,KM2,KH1,U,V,W,松开SB3，电动机M1、M2继续正转,FU1,FU2,QS,M13,M23,KH2,二、控制电路实现顺序控制,.,18,L1L2L3,KM1,KM2,KH1KH2,SB2,SB3,SB1,KM1,KM2,KM1,KM2,KH1,U,V,W,按下SB1,KM1