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Combustion state diagnostic method

  • US 4,555,800 A
  • Filed: 08/30/1983
  • Issued: 11/26/1985
  • Est. Priority Date: 09/03/1982
  • Status: Expired due to Term
First Claim
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1. In an automatic method of diagnosing a combustion state in a furnace of a boiler or the like;

  • a combustion state diagnostic method comprising the steps of;

    classifying shapes of flames into a plurality of patterns in advance, and storing them in advance as reference flames in correspondence with combustion states at the respective flame patterns,retrieving which of the stored flame shapes a detected flame shape of the furnace is similar to, anddiagnosing the combustion state of the furnace as the combustion state stored in correspondence with the flame shape which has been found the most similar to the detected flame shape by the retrieval.

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