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Systems and methods for diagnosing an engine

  • US 8,626,372 B2
  • Filed: 09/16/2011
  • Issued: 01/07/2014
  • Est. Priority Date: 09/15/2011
  • Status: Active Grant
First Claim
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1. A method for a reciprocating engine, comprising:

  • diagnosing a condition of the engine based on harmonic content of a measured rotational speed of the reciprocating engine using at least a processor.

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