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| e7p19.m |
% Example 7.19
KI = 0.1;
Gp = tf([0 0 1],[1 3 2])
s1 = -4 + i*4
Gps1 = evalfr(Gp,s1)
beta = angle(s1)
psi = angle(Gps1)
KP = -sin(beta+psi)/(abs(Gps1)*sin(beta)) - ...
2*KI*cos(beta)/abs(s1)
KD = sin(psi)/(abs(s1)*abs(Gps1)*sin(beta)) + ...
KI/abs(s1)^2
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