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:
Feb. 14, 2006
Filed:
Jan. 12, 2005
Hiraku Ikeda, Hitachinaka, JP;
Zenji Yamaguchi, Hitachi, JP;
Akiyo Ichihashi, Hitachi, JP;
Akira Okabe, Hitachi, JP;
Hiraku Ikeda, Hitachinaka, JP;
Zenji Yamaguchi, Hitachi, JP;
Akiyo Ichihashi, Hitachi, JP;
Akira Okabe, Hitachi, JP;
Hitachi, Ltd., Tokyo, JP;
Hitachi Engineering &Service Co., Ltd., Hitachi, JP;
Abstract
The remote monitoring diagnostic system and method includes a data storage file used to collect the plant data representing the operation status of a plant and to store the plant data, a monitoring system to monitor the field plant according to the collected plant data, a database storing the past plant data associated with errors having occurred to the plant and actions taken to cope with the errors, a diagnostic system to analyze the plant data sent according to the database, and a reporting system to send a report to the user of the plant regarding the causes for the error and/or actions taken to cope with the error based on the result of the analysis. An error is judged in a combustor, when a difference in temperature of two exhaust gas temperature datum detected from adjacent combustors is larger than a predetermined value.