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  1. Mike20

    API 541 Unbalance Response Test

    Thanks for your response.
  2. Mike20

    API 541 Unbalance Response Test

    My project has specified several 5 - 8 MW, 2-pole (3564 rpm) induction motors. The lateral analyses on these motors predict coupling-end vibration at the following: - 4113 rpm, 3rd mode shape(exceeds run speed by 15.4%) - Motor A - 7186 rpm, 4th mode (within 1% of 2X run speed and 2xLF) - Motor...

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