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Method and system for monitoring a reciprocating compressor valve

  • US 20070154325A1
  • Filed: 01/03/2006
  • Published: 07/05/2007
  • Est. Priority Date: 01/03/2006
  • Status: Active Grant
First Claim
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1. A method for monitoring a condition of at least one valve positioned with respect to at least one of a first chamber and a second chamber of a reciprocating compressor, said method comprising:

  • establishing a compressor operation cycle including at least one of a valve opening event, a valve closing event and a rod reversal event;

    determining a crank angle at each of the at least one of the valve opening event, the valve closing event and the rod reversal event during the compressor operation cycle using at least one of a static pressure input and a machine speed input; and

    diagnosing a valve leak condition during the compressor operation cycle at the valve closing event wherein the at least one valve is closed.

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