Patent ID: 6909990
Filing Date: 2005-06-21
Classification: G05B,G07C

Abstract:
1. A plant diagnosis method, comprising steps to be executed by a diagnosis computer in a diagnoser's unit, including: a step of accepting a primary diagnosis request inputted from a terminal in a user's unit, a step of issuing a questionaire for urging the user to input necessary data for a primary diagnosis including characteristic symptoms of abnormality of an objective plant or machinery thereof, on accepting the primary diagnosis request, a step of executing a primary diagnosis of the objective plant or machinery thereof based on the necessary data inputted by the user and optionally plant data sampled by a plant data collecting and processing means in the plant, to issue a primary diagnosis report, wherein the primary diagnosis includes a primary diagnosis result indicating a possible cause of abnormality and means for allowing the user to select a repetition of the primary diagnosis as an alternative to means for requesting a secondary detailed diagnosis.