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Reciprocating compressor and methods for monitoring operation of same

  • US 8,807,959 B2
  • Filed: 11/30/2010
  • Issued: 08/19/2014
  • Est. Priority Date: 11/30/2010
  • Status: Active Grant
First Claim
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1. A condition monitoring system for use with a reciprocating device, the condition monitoring system comprising:

  • at least one pressure sensor configured to sense a pressure within the reciprocating device;

    at least one vibration sensor configured to sense a vibration of the reciprocating device; and

    a protection system communicatively coupled to the pressure sensor and the vibration sensor, the protection system configured to calculate a stiffness value of the reciprocating device based on the sensed pressure within the reciprocating device and the sensed vibration of the reciprocating device.

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