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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

fig7_16.m
%  Figure 7.16      Feedback Control of Dynamic Systems, 6e
%                        Franklin, Powell, Emami
%
%
% script to generate Fig. 7.16
% fig7_16.m                                           
%
clf;
f=[0 1;-1 0];
g=[0;1];
h=[1 0];
K=[3 4];
fc=f-g*K;
gc=[4*g [1;0]];
hc=[h;[0 1]; -K/4];
jc=[0 0;0 0; 1 0];
t=0:.1:7;
sys=ss(fc,gc,hc,jc);
[y,t]=step(sys,t);
plot(t,y(:,:,1));
xlabel('Time (sec)');
ylabel('Amplitude');
text(1.5,.9,'x_1');
text(1.6,.3,'x_2');
text(1.5,.05,'u/4');
text(6.5,.3,'u_{ss}');
text(6.5,.95,'x_{ss}');
title('Fig. 7.16 Step response of the oscillator to a reference input');
nicegrid;

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