JPWO2021074995A1 - - Google Patents

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Publication number
JPWO2021074995A1
JPWO2021074995A1 JP2021552034A JP2021552034A JPWO2021074995A1 JP WO2021074995 A1 JPWO2021074995 A1 JP WO2021074995A1 JP 2021552034 A JP2021552034 A JP 2021552034A JP 2021552034 A JP2021552034 A JP 2021552034A JP WO2021074995 A1 JPWO2021074995 A1 JP WO2021074995A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2021552034A
Other versions
JP7287481B2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed filed Critical
Publication of JPWO2021074995A1 publication Critical patent/JPWO2021074995A1/ja
Application granted granted Critical
Publication of JP7287481B2 publication Critical patent/JP7287481B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M99/00—Subject matter not provided for in other groups of this subclass
    • 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
    • G06—COMPUTING; CALCULATING OR 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Quality & Reliability (AREA)
  • General Engineering & Computer Science (AREA)
  • Testing And Monitoring For Control Systems (AREA)
JP2021552034A 2019-10-16 2019-10-16 閾値取得装置、その方法、およびプログラム Active JP7287481B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/040654 WO2021074995A1 (ja) 2019-10-16 2019-10-16 閾値取得装置、その方法、およびプログラム

Publications (2)

Publication Number Publication Date
JPWO2021074995A1 true JPWO2021074995A1 (ja) 2021-04-22
JP7287481B2 JP7287481B2 (ja) 2023-06-06

Family

ID=75537525

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021552034A Active JP7287481B2 (ja) 2019-10-16 2019-10-16 閾値取得装置、その方法、およびプログラム

Country Status (3)

Country Link
US (1) US20240152133A1 (ja)
JP (1) JP7287481B2 (ja)
WO (1) WO2021074995A1 (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0625709B2 (ja) * 1987-06-03 1994-04-06 川崎製鉄株式会社 軸受の異常検出方法
JP2900864B2 (ja) * 1995-11-24 1999-06-02 新川電機株式会社 回転機器振動監視診断システムにおける警報値及び基準値の自動設定方法
WO2013105164A1 (ja) * 2012-01-13 2013-07-18 日本電気株式会社 異常信号判定装置、異常信号判定方法、および異常信号判定プログラム
CN110208019A (zh) * 2019-05-14 2019-09-06 北京博华信智科技股份有限公司 一种动设备状态监测动态阈值预警方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0625709B2 (ja) * 1987-06-03 1994-04-06 川崎製鉄株式会社 軸受の異常検出方法
JP2900864B2 (ja) * 1995-11-24 1999-06-02 新川電機株式会社 回転機器振動監視診断システムにおける警報値及び基準値の自動設定方法
WO2013105164A1 (ja) * 2012-01-13 2013-07-18 日本電気株式会社 異常信号判定装置、異常信号判定方法、および異常信号判定プログラム
CN110208019A (zh) * 2019-05-14 2019-09-06 北京博华信智科技股份有限公司 一种动设备状态监测动态阈值预警方法

Also Published As

Publication number Publication date
WO2021074995A1 (ja) 2021-04-22
JP7287481B2 (ja) 2023-06-06
US20240152133A1 (en) 2024-05-09

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