PID controller, transfer function

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Kristoffer Brandsøy
回答： Arkadiy Turevskiy 2016-4-29
Anny idea how i can type in the transfer functions for P, PI, PD and PID and compare them in a bode plot together?

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Arkadiy Turevskiy
Arkadiy Turevskiy 2016-4-29
Something like this would do:(note that this requires Control System Toolbox).
P=pid(1)
PI=pid(1,1)
PD=pid(1,0,1)
PID=pid(1,1,1)
bode(P,PI,PD,PID)
legend('P','PI','PD','PID')

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