PID校正直流闭环调速系统a1.doc

n1=1;d1=0.017 1;s1=tf(n1,d1);n2=1;d2=0.075 0;s2=tf(n2,d2);sys1=feedback(s1*s2,1); step(sys1) n3=0 44;d3=0.00167 1;s3=tf(n3,d3); sys2=(sys1)*(s3); step(sys2) hold on n4=1;d4=0.0612;s4=tf(n4,d4); sys3=feedback(sys2,0.0612); step(sys3) hold on n5=0 88;d5=0.00167 1;s3=tf(n5,d5);n5=0 88;d5=0.00167 1;s5=tf(n5,d5);n6=0 132;d6=0.00167 1;s6=tf(n6,d6);n7=0 176;d7=0.00167 1;s7=tf(n7,d7);n8=0 220;d8=0.00167 1;s8=tf(n8,d8); sys5=(sys1)*(s5); sys51=feedback(sys5,0.0612); step(sys51) hold on sys6=(sys1)*(s6); sys61=feedback(sys6,0.0612); step(sys61) hold on sys7=(sys1)*(s7); sys71=feedback(sys7,0.0612); step(sys71) hold on sys8=(sys1)*(s8); sys81=feedback(sys8,0.0612); step(sys81) n9=0.03 1;d9=0.03 0;s9=tf(n9,d9); sys9=(sys1)*s9*s3; sys91=feedback(sys9,0.0612); step(sys91) hold on n10=0.05 1;d10=0.05 0;s10=tf(n10,d10); sys10=(sys1)*s10*s3; sys101=feedback(sys10,0.0612); step(sys101) hold on n11=0.07 1;d11=0.07 0;s11=tf(n11,d11); sys11=(sys1)*s11*s3; sys111=feedback(sys11,0.0612); step(sys111) hold on n12=0.09 1;d12=0.09 0;s12=tf(n12,d12); sys12=(sys1)*s12*s3; sys121=feedback(sys12,0.0612); step(sys121) hold on n13=0.13 1;d13=0.13 0;s13=tf(n13,d13); sys13=(sys1)*s13*s3; sys131=feedback(sys13,0.0612); n14=0.2 1;d14=0.2 0;s13=tf(n14,d14); hold on n14=0.2 1;d14=0.2 0;s14=tf(n14,d14); sys14=(sys1)*s14*s3; sys141=feedback(sys14,0.0612); n15=0.12 0.01 1;d15=0 1 0;s15=tf(n15,d15); n16=0.48 0.01 1;d16=0 1 0;s16=tf(n16,d16); n17=0.84 0.01 1;d17=0 1 0;s17=tf(n17,d17); n18=1 0.01 1;d18=0 1 0;s18=tf(n18,d18); n19=2 0.01 1;d19=0 1 0;s19=tf(n19,d19); sys15=(sys1)*s15*s3; sys151=feedback(sys15,0.0612); step(sys151) hold on sys16=(sys1)*s16*s3; sys161=feedback(sys16,0.0612); step(sys161) hold on sys17=(sys1)*s17*s3; sys171=feedback(sys17,0.0612); step(sys171) sys18=(sys1)*s18*s3; sys181=feedback(sys18,