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Homework Help: System Block Diagram Question

  1. Oct 23, 2009 #1
    Hey guys,

    I have this questions that I need to solve. I have to shrink the massive block diagram down so that I end up with a close loop Transfer Function at the end.

    I have shrunk it down a fair bit but I'm stuck at the moment..

    1. The problem statement, all variables and given/known data

    http://i2.photobucket.com/albums/y23/grnlude/Question2.jpg [Broken]

    http://i2.photobucket.com/albums/y23/grnlude/Question21.jpg [Broken]

    2. Relevant equations

    Jt = Jm+N*N*JL


    3. The attempt at a solution
    This is what I have ended up with, after some moving around..

    http://i2.photobucket.com/albums/y23/grnlude/Question22.jpg [Broken]

    Could some one give some help out a bit....

    I'm mainly stuck on the Kt, Kb feedback loop...

    Thanks heaps....
    Last edited by a moderator: May 4, 2017
  2. jcsd
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