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0 0 1 2 3 4 5 R e a l A x is MECH466 : Automatic Control 23 2008/09 MECH466 : Automatic Control 24 6 Comparison of ramp responses
5 Summary and exercises
Controller design based on root locus
Controller 4 Lead compensator design to improve stability and
Lag compensator design to improve steady state
Lead-lag compensator design to improve stability,
transient, SS responses. Unit ramp input 3 2 Uncompensated Exercises
Exercises With lead compensator 1 Read Sections 9.1-9.4.
9.1Solve Problem 9.3 with K=10, and Problem 9.4 with
K=17.5. With lead-lag compensator
0 1 2008/09 2 3 4 5 MECH466 : Automatic Control 25 Compensator realization R1 Transfer function
Transfer R4 + R3
(t) Lead compensator
Lead Lag compensator
Lag Im Im
Re 2008/09 26 C2
(t) MECH466 : Automatic Control Compensator realization (cont’d) One example, using operational amplifiers
C1 2008/09 MECH466 : Automatic Control 27 2008/09 MECH466 : Automatic Control Re 28 7 Suggestion on Lab 4 schedule
Current Suggested schedule
Suggested Please email me during this week if this suggestion is
inconvenient for you.
If your group wants to perform Lab 4 on Tuesday March
24 (4-6pm, or possibly 6-8pm), please contact me ASAP.
(462008/09 MECH466 : Automatic Control 29 8...
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This document was uploaded on 03/05/2014 for the course MECH 466 at University of British Columbia.
- Fall '08