Title:
故障診断装置、故障診断システム、及び故障診断プログラム
Document Type and Number:
Japanese Patent JP7404197
Kind Code:
B2
Abstract:
To efficiently diagnose the failure of a fuel cell cogeneration system while reducing the burden on a worker at a site.SOLUTION: When a CGS 40 detects an abnormal operation, a failure diagnosis device 10 acquires operation history data of the CGS 40 corresponding to the abnormality from the CGS 40, selects a failure diagnosis model of a function portion corresponding to an error code indicating the type of abnormality obtained from the acquired operation history data from among failure diagnosis models for function portions that are generated by associating an operation history data group obtained in the past with the function portion of the CGS 40 and performing multivariate analysis or machine learning for the operation history data group, and determine the presence or absence of a failure for each of the function portions of the CGS 40, inputs the acquired operation history data or data obtained by processing the operation history data to the selected failure diagnosis model, and estimates the presence or absence of failure for each of the functional portions of the CGS 40 by using the determination result output from the failure diagnosis model.SELECTED DRAWING: Figure 1
Inventors:
Junya Koda
Shunsuke Kimura
Toshiki Takasu
Shunsuke Kimura
Toshiki Takasu
Application Number:
JP2020150115A
Publication Date:
December 25, 2023
Filing Date:
September 07, 2020
Export Citation:
Assignee:
Tokyo Gas Co., Ltd.
International Classes:
H01M8/04; G05B23/02; G06Q10/20; H01M8/00; H01M8/04664; H01M8/0612; H01M8/10
Domestic Patent References:
| JP2019521491A | ||||
| JP2003223917A | ||||
| JP2006339123A |
Attorney, Agent or Firm:
Patent Attorney Corporation Taiyo International Patent Office
Previous Patent: Fault diagnosis device, fault diagnosis system, and fault diagnosis program
Next Patent: gaming machine
Next Patent: gaming machine