Patent ID: 8676727
Filing Date: 2014-03-18
Classification: G05B

Abstract:
1. An abnormality diagnosis filter generator determining values of N and K for an abnormality diagnostic logic which makes a diagnosis N (an integer of 2 or greater) times with respect to each diagnosis target by using observation values collected from the diagnosis targets, and generates a diagnosis result showing that the diagnosis target is abnormal if the diagnosis target is judged to be abnormal K (an integer of N or less) or more times when making the diagnosis N times, comprising: a first storage configured to store diagnosis result data showing whether each of the diagnosis targets is abnormal or normal with respect to each of a plurality of first times; a second storage configured to store inspection result data showing whether each of the diagnosis targets is abnormal or normal, the inspection result data being obtained by performing maintenance inspection on the diagnosis targets with respect to at least one second time; a diagnostic logic bias calculator configured to: an operational parameter determiner configured to: