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- (23:57:19) NiK: Михаил Гутник (01 июня, 00:00): k1=130;
- k2=120;
- k=0.7;
- b1=4;
- b2=5;
- w01=13;
- w02=8;
- num1=[k1 0 (k1*w02^2)-(k2*w01^2)];
- num2=[k2 0 (k2*w01^2)-(k1*w02^2)];
- den1=[1 0 (w01^2)+(w02^2) 0 0];
- den2=[1 0 (w01^2)+(w02^2) 0 0];
- [num,den]=parallel(num1,den1,num2,den2);
- w = 0:.01:50;
- [RE,IM] = nyquist(num, den, w);
- [A,F]=bode(num, den,w);
- t = 0:0.01:10;
- u = sin(20*t);
- Y=lsim(num, den, u, t);
- subplot(3,2,1);
- plot(t,u);
- title('Внешнее воздействие');
- subplot(3,2,2);
- plot(t,Y);
- title('Выходной сигнал');
- subplot(3,2,3);
- plot(w,RE);
- title('ВЧХ');
- subplot(3,2,4);
- plot(w,IM);
- title('МЧХ');
- subplot(3,2,5);
- plot(w,A);
- title('АЧХ');
- subplot(3,2,6);
- plot(w,F);
- title('ФЧХ');
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