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Control system design

  1. Dec 16, 2013 #1
    1. The problem statement, all variables and given/known data

    Attached below.

    2. Relevant equations

    How can I know I got the correct set of parameter in step 5. I did everything using matlab but couldn't figure out how to get the right value of the zero.

    3. The attempt at a solution

    Attached below.
     

    Attached Files:

  2. jcsd
  3. Dec 22, 2013 #2
    Just use rltool, choose your specifications and then vary the zero such that the closed loop poles lie inside the area that isn't shaded. You should be able to identify an upper and lower bound for the zero.
     
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