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Highlights from
Feedback Control of Dynamic Systems, 6th Edition, Prentice-Hall, 2010

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Feedback Control of Dynamic Systems, 6th Edition, Prentice-Hall, 2010

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MATLAB and Simulink files for the book, Feedback Control of Dynamic Systems, 6th Edition, 2010

fig3_35e.m
%  Figure 3.35e      Feedback Control of Dynamic Systems, 6e
%                        Franklin, Powell, Emami
%

clf;
num=1;
a=0.5;

zeta =1;
den2=[1/(zeta*a) 1];
den1=[1 2*zeta 1];
den=conv(den1,den2);
t=0:.1:10;
y1=step(num,den,t);

zeta =0.7;
den2=[1/(zeta*a) 1];
den1=[1 2*zeta 1];
den=conv(den1,den2);
y2=step(num,den,t);

zeta =0.5;
den2=[1/(zeta*a) 1];
den1=[1 2*zeta 1];
den=conv(den1,den2);
y3=step(num,den,t);

axis([1 10 .1 .9]);
plot(t,y1,'-',t,y2,'--',t,y3,'-.');
title('Fig. 3.35e Step response with extra pole, \alpha= .5');
xlabel('\omega_n t');
ylabel('y(t)');
%grid
nicegrid;

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