9V PMDC motor parameters ????

Discussion in 'Homework Help' started by adn07, Apr 13, 2009.

  1. adn07

    Thread Starter Member

    Sep 25, 2007
    17
    0
    :mad:hi
    im working on digital closed loop dc motor control,the thing is i dont have the
    data sheet for that 9v permenant magnetic DC motor ,and i have to get modeling for it , to test stability ,sensitivity , step response ....etc
    so in need to find the important parameters that i need. like
    armature resistance (Ra) , La , time constant , toruq of the motor N.Cm.
    plz if someone could helpe me , i would really be thankfull
    im really stack there as if as im in a deep trunch !!!!!!!!!!
     
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