JPWO2021220358A1 - - Google Patents

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Publication number
JPWO2021220358A1
JPWO2021220358A1 JP2020561834A JP2020561834A JPWO2021220358A1 JP WO2021220358 A1 JPWO2021220358 A1 JP WO2021220358A1 JP 2020561834 A JP2020561834 A JP 2020561834A JP 2020561834 A JP2020561834 A JP 2020561834A JP WO2021220358 A1 JPWO2021220358 A1 JP WO2021220358A1
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JP
Japan
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JP2020561834A
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JP6851558B1 (ja
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Publication of JPWO2021220358A1 publication Critical patent/JPWO2021220358A1/ja
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Classifications

    • 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
    • G05B23/0224—Process history based detection method, e.g. whereby history implies the availability of large amounts of data
    • G05B23/0227—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions
    • G05B23/0235—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions based on a comparison with predetermined threshold or range, e.g. "classical methods", carried out during normal operation; threshold adaptation or choice; when or how to compare with the threshold
    • 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
    • G05B23/0224—Process history based detection method, e.g. whereby history implies the availability of large amounts of data
    • G05B23/024—Quantitative history assessment, e.g. mathematical relationships between available data; Functions therefor; Principal component analysis [PCA]; Partial least square [PLS]; Statistical classifiers, e.g. Bayesian networks, linear regression or correlation analysis; Neural networks
    • 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
    • G05B23/0221—Preprocessing measurements, e.g. data collection rate adjustment; Standardization of measurements; Time series or signal analysis, e.g. frequency analysis or wavelets; Trustworthiness of measurements; Indexes therefor; Measurements using easily measured parameters to estimate parameters difficult to measure; Virtual sensor creation; De-noising; Sensor fusion; Unconventional preprocessing inherently present in specific fault detection methods like PCA-based methods
    • 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
    • G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
    • G05B23/0275—Fault isolation and identification, e.g. classify fault; estimate cause or root of failure
    • G05B23/0278—Qualitative, e.g. if-then rules; Fuzzy logic; Lookup tables; Symptomatic search; FMEA

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Fuzzy Systems (AREA)
  • Artificial Intelligence (AREA)
  • Evolutionary Computation (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Air Bags (AREA)
JP2020561834A 2020-04-27 2020-04-27 異常診断方法、異常診断装置および異常診断プログラム Active JP6851558B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/018005 WO2021220358A1 (ja) 2020-04-27 2020-04-27 異常診断方法、異常診断装置および異常診断プログラム

Publications (2)

Publication Number Publication Date
JP6851558B1 JP6851558B1 (ja) 2021-03-31
JPWO2021220358A1 true JPWO2021220358A1 (ja) 2021-11-04

Family

ID=75154764

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020561834A Active JP6851558B1 (ja) 2020-04-27 2020-04-27 異常診断方法、異常診断装置および異常診断プログラム

Country Status (6)

Country Link
US (1) US11782430B2 (ja)
JP (1) JP6851558B1 (ja)
CN (1) CN115516395A (ja)
DE (1) DE112020007131T5 (ja)
TW (1) TWI776473B (ja)
WO (1) WO2021220358A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021019760A1 (ja) 2019-08-01 2021-02-04 三菱電機株式会社 異常診断方法、異常診断装置および異常診断プログラム
JP7338584B2 (ja) * 2020-08-07 2023-09-05 トヨタ自動車株式会社 異常判定装置
CN115034248A (zh) * 2021-03-03 2022-09-09 斯凯孚公司 用于设备的自动诊断方法、系统和存储介质
JP7475553B2 (ja) 2021-09-06 2024-04-26 三菱電機株式会社 健全度診断装置および健全度診断方法
US20230107337A1 (en) * 2021-10-04 2023-04-06 Falkonry Inc. Managing machine operations using encoded multi-scale time series data
JP2023151970A (ja) * 2022-04-01 2023-10-16 オムロン株式会社 推定装置および推定方法

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* Cited by examiner, † Cited by third party
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JPS6162108A (ja) 1984-09-03 1986-03-31 Hitachi Ltd 異常監視・診断装置
JP3394817B2 (ja) 1994-06-20 2003-04-07 株式会社東芝 プラント診断装置
JP3918712B2 (ja) * 2002-10-18 2007-05-23 株式会社デンソー 故障診断機能判定装置
JP2008003920A (ja) * 2006-06-23 2008-01-10 Toshiba Corp 時系列データの予測・診断装置およびそのプログラム
JP5610695B2 (ja) 2009-02-17 2014-10-22 三菱重工業株式会社 プラント監視用の方法、プログラム及び装置
JP5740459B2 (ja) 2009-08-28 2015-06-24 株式会社日立製作所 設備状態監視方法
JP5431235B2 (ja) 2009-08-28 2014-03-05 株式会社日立製作所 設備状態監視方法およびその装置
US8988237B2 (en) * 2010-05-27 2015-03-24 University Of Southern California System and method for failure prediction for artificial lift systems
DE112010006057T5 (de) * 2010-12-09 2013-10-10 Mitsubishi Electric Corp. Industrielle Vorrichtung für eine automatische Diagnose
JP5414703B2 (ja) * 2011-01-20 2014-02-12 東京エレクトロン株式会社 処理装置の異常診断方法及びその異常診断システム
WO2016174735A1 (ja) 2015-04-28 2016-11-03 三菱電機株式会社 熱搬送装置監視装置および方法
JP6770802B2 (ja) 2015-12-28 2020-10-21 川崎重工業株式会社 プラント異常監視方法およびプラント異常監視用のコンピュータプログラム
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TWI639908B (zh) * 2017-09-08 2018-11-01 中國鋼鐵股份有限公司 製程偵錯與診斷方法
JP7010641B2 (ja) * 2017-09-27 2022-01-26 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 異常診断方法および異常診断装置
US20190219994A1 (en) * 2018-01-18 2019-07-18 General Electric Company Feature extractions to model large-scale complex control systems
JP6698715B2 (ja) 2018-01-23 2020-05-27 三菱重工業株式会社 設備状態監視装置および設備状態監視方法
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US20190354836A1 (en) * 2018-05-17 2019-11-21 International Business Machines Corporation Dynamic discovery of dependencies among time series data using neural networks
JP7186518B2 (ja) * 2018-06-05 2022-12-09 株式会社東芝 異常診断装置、異常診断システムおよび異常診断方法
US11204602B2 (en) * 2018-06-25 2021-12-21 Nec Corporation Early anomaly prediction on multi-variate time series data
JP6466617B1 (ja) * 2018-07-17 2019-02-06 株式会社日立パワーソリューションズ 異常予兆診断システム及び異常予兆診断方法
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WO2020136859A1 (ja) * 2018-12-28 2020-07-02 日本電気株式会社 推定装置、推定方法、及びコンピュータ読み取り可能な記録媒体
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US11215535B2 (en) * 2019-11-14 2022-01-04 Hitachi, Ltd. Predictive maintenance for robotic arms using vibration measurements

Also Published As

Publication number Publication date
DE112020007131T5 (de) 2023-03-09
TWI776473B (zh) 2022-09-01
CN115516395A (zh) 2022-12-23
JP6851558B1 (ja) 2021-03-31
US11782430B2 (en) 2023-10-10
WO2021220358A1 (ja) 2021-11-04
TW202141212A (zh) 2021-11-01
US20230081892A1 (en) 2023-03-16

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