MATLAB-simulink.rar_open_有负载的电机_直流开环_直流电机负载_负载电机

num0=1,den0=[0.012/1.8,0.6/1.8,1.8]/1.8 t=0:0.001:10 w0_=step(num0,den0,t) w0=240*w0_ num1=num0/1.8 den1=conv(den0,[1,0]) rlocus(num1,den1) %[k,p]=rlocfind(num1,den1) K=[10,50,90,100] [a1,b1,c1,d1]=margin(K(1)*num1,den1) [a2,b2,c2,d2]=margin(K(2)*num1,den1) [a3,b3,c3,d3]=margin(K(3)*num1,den1) [a4,b4,c4,d4]=margin(K(4)*num1,den1) a1,b1 a2,b2 a3,b3 a4,b4