Question 10.17: Stability Analysis Using a Bode Plot Consider the feedback c...

Modeling and Analysis of Dynamic Systems

Stability Analysis Using a Bode Plot

Consider the feedback control system in Figure 10.63, where

$K G(s)=K \frac{100}{s(s+5)(s+20)},$

and $K$ is assumed to be 1 . Plot the Bode magnitude and phase curves using MATLAB. Give comments on the stability of the closed-loop system.

10.63

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