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Matlab question

  1. Mar 19, 2009 #1
    I want a matlab code to draw the root locus for a characteristic equation of a transfer function of unity feedback, also what is the range of K that keeps the system stable , here is the characteristic equation:

    s^5+600s^4+50000s^3+ks^2+24ks+80k=0
    please help, thanks in previous
     
  2. jcsd
  3. Mar 19, 2009 #2

    MATLABdude

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    Science Advisor

    The Control Toolbox rlocus function:
    http://www.mathworks.com/access/helpdesk/help/toolbox/control/ref/rlocus.html [Broken]

    ...And a brief tutorial on its use:
    http://www.engin.umich.edu/group/ctm/rlocus/rlocus.html
     
    Last edited by a moderator: May 4, 2017
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