MECH 466 - Lecture9-TimeResponse-2009W

S steady state response steady steady state error

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Unformatted text preview: ith s-domain. s- Steady state response Steady Steady state error Steady 2008/09 MECH466 : Automatic Control 3 2008/09 MECH466 : Automatic Control (Done) 4 1 First-order system DC motor example (cont’d) A standard form of the first-order system: standard first- If La<<Ra, we can obtain a 1st-order system If 1st- DC motor example DC Remember that TF from motor voltage to Remember motor speed is 1st-oder (Lab #3) motor 1stmotor position is 2nd-order (Lab #4) motor 2nd2008/09 MECH466 : Automatic Control 5 2008/09 Step response for 1st-order system Input a unit step function to a first-order system. Input firstThen, what is the output? u(t) u(t) MECH466 : Automatic Control 6 Meaning of K and T K : Gain Gain K=1,T=1 Final (steady-state) value Final (steady- 1 y(t) y(t) 0.8...
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This document was uploaded on 03/05/2014 for the course MECH 466 at The University of British Columbia.

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