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SEVERITY ANALYSIS APPARATUS AND METHOD FOR SHAFTS OF ROTATING MACHINERY

  • US 20120330578A1
  • Filed: 06/22/2011
  • Published: 12/27/2012
  • Est. Priority Date: 06/22/2011
  • Status: Abandoned Application
First Claim
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1. A method comprising:

  • receiving one or more vibration signals representing physical vibrations generated by a shaft of a machine during operation;

    determining a rotational speed of the shaft;

    identifying one or more sets of frequency components of the vibration signals based on the speed of the shaft, each set of frequency components associated with an operational characteristic of the shaft; and

    determining one or more health indicators of the shaft based on relative energy levels of the frequency components in each set of frequency components.

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