The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 01, 2007
Filed:
Mar. 25, 2005
Shunzo Watanabe, Tokyo, JP;
Hideo Hosaka, Tokyo, JP;
Mitsuyoshi Okazaki, Tokyo, JP;
Seiichi Asatsu, Tokyo, JP;
Tatsuo Yamashita, Tokyo, JP;
Shunzo Watanabe, Tokyo, JP;
Hideo Hosaka, Tokyo, JP;
Mitsuyoshi Okazaki, Tokyo, JP;
Seiichi Asatsu, Tokyo, JP;
Tatsuo Yamashita, Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
Cause of abnormalities of an abnormal state of a control system of a plant of a turbine are estimated and diagnosed from characteristics of abnormal phenomena. By using a control system abnormality cause-and-effect matrix in which characteristics of a plurality of abnormal phenomena constructed on a knowledge base are correlated with a plurality of causes by correlating (weighting) scores, plant devices causing abnormality are inferred and diagnosed.