Detecting anomalies in field failure data

Detecting anomalies in field failure data

  • CN 102,096,760 A
  • Filed: 12/03/2010
  • Published: 06/15/2011
  • Est. Priority Date: 12/04/2009
  • Status: Active Application
First Claim
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1. one kind is detected unusual method in the maintenance and repair of equipment, said method comprising the steps of:

  • Fault mode-symptom correlation matrix that fault mode is related with symptom is provided, and each fault mode is discerned with the corresponding situation how equipment failure may take place, and wherein generates the related of described symptom and described fault mode according to a plurality of engineening instruments;

    Collection is used for the diagnosis problem code of the actual repairing of described equipment, and described diagnosis problem code relates to the incipient fault by the processor identification of described equipment of member in the described equipment;

    Described diagnosis problem code is offered the diagnostic reasoning device;

    Carry out diagnostic assessment by described diagnostic reasoning device, determine the repairing of recommendation that described equipment is carried out according to described diagnosis problem code and described fault mode in described fault mode-symptom correlation matrix and symptom related;

    The repairing of described recommendation and the actual repairing that is used to repair described equipment are compared;

    Come the identification error coupling according to the do not match repairing of described reality of the repairing of described recommendation;

    Generate the report of the erroneous matching that shows all identifications;

    Analyze described report, with the repairing code of determining that abnormal quantity rises;

    AndRemind the correct repairing of maintenance centre for the fault mode of being discerned.

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