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Homework Help: State Space Representation

  1. Nov 2, 2014 #1
    I need help finding a state-space representation for the given system and locally linearizing it...

    15w1ls.jpg
    Objective is to control the pitch angle theta, as an output, of the helicopter by regulating the rotor angle u, as an input.

    This is what I've done, but apparently it isn't correct, and I don't understand why:
    k9uixy.jpg
     
  2. jcsd
  3. Nov 3, 2014 #2

    donpacino

    User Avatar
    Gold Member

    in your A matrix you are saying X3'=9.8*theta-14.3*theta'-0.198*theta.
     
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