基于SIMULINK的二阶_三阶系统建模与仿真

220043CHINAMEASUREMENTTECHNOLOGYNo12Mar,2004SIMULINK(,610065):SIMULINK,,:SIMULINK;;:N945112:A:167224984(2004)0220020202Second2orderthird-ordersystemmodelingandsimulationbasedonSIMULINKAbstract:TheapproachofSIMULINKsimulationispresented.Thesecond2orderandthird2ordersystemmodelinganddynamicsimulationareintroducedtogetherwiththeconcreteinstance.Itsefficientdirectiontotheexperimentandhowtocontrolanduserelativedatafilesareexplained.Keywords:SIMULINK;Modeling;Dynamicsimulation1SIMULINKSIMULINK:;;,Windows,,9Dpe,,SIMULINK,,21,,x(t),:x(t)-(cdyPdt+ky)=md2yPdt2(1)md2yPdt2+cdyPdt+ky=x(t)(2):m;c;kSIMULINK,,x(t),,:md2yPdt2+cdyPdt+ky=0(3)(3),,2,10,3,022,,,,,,,,,,,,,,34,,,:d3yPdt3+a1d2yPdt2+a2dyPdt+a3y=0(4),(4),,5:,10,6,,,,,,SIMULINK,,,,,,4SIMULINK,SIMULINK:SIMULINK,,(43)12,,,4152,,,,,,,,:2,,XminYmin,XmaxYmax:S=XmaXminXmaYminf(x,y)dsf(x,y)=1(ds):f(x,y)=0f(x,y)4162,,,:S=XmaXminXmaYminf1(x,y)dsf1(x,y)=1(ds):f1(x,y)=0f1(x,y)5,TAPSTM4000TSP700,,,,,,1,...1988(21),,SIMULINK,SIMULINK,,,MATLAB3.mat,2out1.mat,5out.mat,,MATLAB,MATLAB,,,5SIMULINK,,SIMULINK,,SIMULINKSIMULINK,,,,1,1MATLAB5.31,1999211,19983,11,200234