JP7372808B2 - 故障ツリー生成装置及びその方法 - Google Patents

故障ツリー生成装置及びその方法 Download PDF

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Publication number
JP7372808B2
JP7372808B2 JP2019184702A JP2019184702A JP7372808B2 JP 7372808 B2 JP7372808 B2 JP 7372808B2 JP 2019184702 A JP2019184702 A JP 2019184702A JP 2019184702 A JP2019184702 A JP 2019184702A JP 7372808 B2 JP7372808 B2 JP 7372808B2
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component
failure
tree
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JP2021060812A (ja
JP2021060812A5 (https=
Inventor
勇喜 清水
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Hitachi Ltd
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Hitachi Ltd
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Priority to JP2019184702A priority Critical patent/JP7372808B2/ja
Priority to PCT/JP2020/032830 priority patent/WO2021070512A1/ja
Priority to US17/764,737 priority patent/US11977441B2/en
Publication of JP2021060812A publication Critical patent/JP2021060812A/ja
Publication of JP2021060812A5 publication Critical patent/JP2021060812A5/ja
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/079—Root cause analysis, i.e. error or fault diagnosis
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
    • G05B23/0243—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults model based detection method, e.g. first-principles knowledge model
    • G05B23/0245—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults model based detection method, e.g. first-principles knowledge model based on a qualitative model, e.g. rule based; if-then decisions
    • G05B23/0248—Causal models, e.g. fault tree; digraphs; qualitative physics
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
    • G06F11/0721—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment within a central processing unit [CPU]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Quality & Reliability (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Tourism & Hospitality (AREA)
  • Biomedical Technology (AREA)
  • Automation & Control Theory (AREA)
  • Economics (AREA)
  • General Health & Medical Sciences (AREA)
  • Human Resources & Organizations (AREA)
  • Marketing (AREA)
  • Primary Health Care (AREA)
  • Strategic Management (AREA)
  • General Business, Economics & Management (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
JP2019184702A 2019-10-07 2019-10-07 故障ツリー生成装置及びその方法 Active JP7372808B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2019184702A JP7372808B2 (ja) 2019-10-07 2019-10-07 故障ツリー生成装置及びその方法
PCT/JP2020/032830 WO2021070512A1 (ja) 2019-10-07 2020-08-31 故障ツリー生成装置及びその方法
US17/764,737 US11977441B2 (en) 2019-10-07 2020-08-31 Fault tree generation device and fault tree generation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019184702A JP7372808B2 (ja) 2019-10-07 2019-10-07 故障ツリー生成装置及びその方法

Publications (3)

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JP2021060812A JP2021060812A (ja) 2021-04-15
JP2021060812A5 JP2021060812A5 (https=) 2022-09-30
JP7372808B2 true JP7372808B2 (ja) 2023-11-01

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JP2019184702A Active JP7372808B2 (ja) 2019-10-07 2019-10-07 故障ツリー生成装置及びその方法

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US (1) US11977441B2 (https=)
JP (1) JP7372808B2 (https=)
WO (1) WO2021070512A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7827656B2 (ja) * 2023-03-23 2026-03-10 株式会社日立製作所 故障ツリーを生成するシステムおよび方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017111657A (ja) 2015-12-17 2017-06-22 株式会社日立製作所 設計支援装置及び設計支援方法及び設計支援プログラム

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06123642A (ja) * 1992-10-13 1994-05-06 Toshiba Corp プラント異常診断方法及びプラント異常診断装置
JP3808893B1 (ja) 2005-07-14 2006-08-16 国立大学法人 岡山大学 故障診断装置、プログラム及び記録媒体
JP6842299B2 (ja) * 2016-12-28 2021-03-17 三菱パワー株式会社 診断装置、診断方法及びプログラム

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017111657A (ja) 2015-12-17 2017-06-22 株式会社日立製作所 設計支援装置及び設計支援方法及び設計支援プログラム

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WO2021070512A1 (ja) 2021-04-15
JP2021060812A (ja) 2021-04-15
US11977441B2 (en) 2024-05-07
US20220374299A1 (en) 2022-11-24

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