ABNORMALITY DETECTION AND DIAGNOSIS METHOD, ABNORMALITY DETECTION AND DIAGNOSIS SYSTEM, AND ABNORMALITY DETECTION AND DIAGNOSIS PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide an abnormality detection and diagnosis method and system that can detect an abnormality at an early stage and with high sensitivity in a facility such as a plant.

SOLUTION: Maintenance history information composed of past events such as work history and part replacement information is associated with each other on a keyword basis. An abnormality is detected based on abnormality detection targeting an output signal of a multidimensional sensor installed in a facility, and the detected abnormality is connected to associated maintenance history information, whereby a diagnosis and measures necessary for the occurred abnormality are determined.

COPYRIGHT: (C)2012,JPO&INPIT