induction machine 3 phase

Discussion in 'Homework Help' started by kiemmadocco, Dec 17, 2010.

  1. kiemmadocco

    Thread Starter New Member

    Nov 24, 2010
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    0
    rated power 2.2kw
    rated line to line 90V
    rated torque 12NM
    No poles 4
    rs=0.104 ohm
    Ls=0.00915 mH
    Rr=0.118 ohm
    Lr=0.00915 mH
    magnetising inductance Lm= 8.67 mH
    how to calculate total moment Inenntia J
    thanks
    with this parameter, the motor operate smoothly
     
  2. t_n_k

    AAC Fanatic!

    Mar 6, 2009
    5,448
    782
    Moment of Inertia is a parameter related the motor's mechanical properties - shape, dimensions, materials etc. It is normally quoted by the designer / manufacturer as part of the data sheet.
     
  3. mik3

    Senior Member

    Feb 4, 2008
    4,846
    63
    You have to consider acceleration to calculate the moment of inertia.
     
  4. Kermit2

    AAC Fanatic!

    Feb 5, 2010
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