ES2178770T3 - Aparato y procedimiento para supervision y diagnostico automatico de bucles de control. - Google Patents

Aparato y procedimiento para supervision y diagnostico automatico de bucles de control.

Info

Publication number
ES2178770T3
ES2178770T3 ES97917186T ES97917186T ES2178770T3 ES 2178770 T3 ES2178770 T3 ES 2178770T3 ES 97917186 T ES97917186 T ES 97917186T ES 97917186 T ES97917186 T ES 97917186T ES 2178770 T3 ES2178770 T3 ES 2178770T3
Authority
ES
Spain
Prior art keywords
procedure
loves
supervision
control
automatic diagnosis
Prior art date
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.)
Expired - Lifetime
Application number
ES97917186T
Other languages
English (en)
Inventor
James Gareth Owen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PULP PAPER RES INST
Pulp and Paper Research Institute of Canada
Original Assignee
PULP PAPER RES INST
Pulp and Paper Research Institute of Canada
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
Publication date
Priority claimed from GBGB9608953.7A external-priority patent/GB9608953D0/en
Application filed by PULP PAPER RES INST, Pulp and Paper Research Institute of Canada filed Critical PULP PAPER RES INST
Application granted granted Critical
Publication of ES2178770T3 publication Critical patent/ES2178770T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G05B23/024—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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Evolutionary Computation (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Testing And Monitoring For Control Systems (AREA)

Abstract

SE EXPONE UN PROCEDIMIENTO PARA DIAGNOSTICAR UNA AVERIA DE UN SISTEMA DE CONTROL DE PROCESO QUE INCLUYE AL MENOS UN BUCLE DE CONTROL EN CIRCUITO CERRADO, QUE COMPRENDE LA MEDICION DE UN HISTOGRAMA DE ERROR DE SEGUIMIENTO DEL BUCLE DE CONTROL, DETERMINAR LA DISTORSION DEL ERROR DE SEGUIMIENTO RESPECTO A UNA DISTRIBUCION GAUSSIANA, E INDICANDO UNA AVERIA EN EL PROCESO EN CASO DE QUE UNA DESVIACION DE LA DISTRIBUCION GAUSSIANA DEL ERROR DE SEGUIMIENTO SUPERE LIMITES PREESTABLECIDOS.
ES97917186T 1996-04-29 1997-04-22 Aparato y procedimiento para supervision y diagnostico automatico de bucles de control. Expired - Lifetime ES2178770T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9608953.7A GB9608953D0 (en) 1996-04-29 1996-04-29 Automatic control loop monitoring and diagnostics
US08/722,920 US5838561A (en) 1996-04-29 1996-09-23 Automatic control loop monitoring and diagnostics

Publications (1)

Publication Number Publication Date
ES2178770T3 true ES2178770T3 (es) 2003-01-01

Family

ID=26309233

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97917186T Expired - Lifetime ES2178770T3 (es) 1996-04-29 1997-04-22 Aparato y procedimiento para supervision y diagnostico automatico de bucles de control.

Country Status (8)

Country Link
EP (1) EP0907913B1 (es)
JP (1) JP2000509178A (es)
AU (1) AU2562997A (es)
BR (1) BR9708843B1 (es)
CA (1) CA2252868C (es)
DE (1) DE69713600T2 (es)
ES (1) ES2178770T3 (es)
WO (1) WO1997041494A1 (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6240372B1 (en) * 1997-11-14 2001-05-29 Arch Development Corporation System for surveillance of spectral signals
US7233884B2 (en) 2002-10-31 2007-06-19 United Technologies Corporation Methodology for temporal fault event isolation and identification
US6909960B2 (en) * 2002-10-31 2005-06-21 United Technologies Corporation Method for performing gas turbine performance diagnostics
DE10350610A1 (de) * 2003-10-30 2005-06-09 Siemens Ag Diagnoseeinrichtung und -verfahren zur Überwachung des Betriebs eines Regelkreises
US8862433B2 (en) 2010-05-18 2014-10-14 United Technologies Corporation Partitioning of turbomachine faults
DE102012219475A1 (de) * 2011-10-24 2013-04-25 Continental Teves Ag & Co. Ohg Sensorsystem zur eigenständigen Bewertung der Genauigkeit seiner Daten
US20160349726A1 (en) * 2015-05-27 2016-12-01 Honeywell International, Inc. Apparatus and method for variable data collection of intelligent loop performance monitoring system in bandwidth-constrained dcs
EP3121672B1 (de) * 2015-07-22 2019-04-24 Siemens Aktiengesellschaft Diagnoseeinrichtung und verfahren zur überwachung des betriebs eines regelkreises
JP6904282B2 (ja) * 2018-03-09 2021-07-14 株式会社明電舎 プラント制御調整装置
JP7255358B2 (ja) * 2019-05-28 2023-04-11 オムロン株式会社 異常検知装置、異常検知方法およびプログラム
CN110989548B (zh) * 2019-11-01 2022-11-01 华能澜沧江水电股份有限公司 一种水轮发电机单机有功功率闭环调节功能异常判定的方法
EP4120038A1 (de) * 2021-07-15 2023-01-18 ifm electronic gmbh Überwachungsverfahren zur fehlererkennung eines maschinen- bzw. hardwarefehlers
CN113985339B (zh) * 2021-09-22 2023-11-24 北京市腾河科技有限公司 智能电表的误差诊断方法及系统、设备、存储介质
CN114826541B (zh) * 2022-04-08 2023-12-26 西南石油大学 一种低样本数信号中心频率估计方法及系统
CN117607731B (zh) * 2024-01-22 2024-04-09 张家港乐达汽车电器有限公司 一种全彩led电子线路显示屏电源故障检测方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4642782A (en) * 1984-07-31 1987-02-10 Westinghouse Electric Corp. Rule based diagnostic system with dynamic alteration capability
JPH0625930B2 (ja) * 1985-09-24 1994-04-06 株式会社東芝 プラント診断装置
FR2617539B1 (fr) * 1987-06-30 1992-08-21 Inst Francais Du Petrole Methode et dispositif de reglage d'un moteur a allumage commande a partir de la distribution statistique d'un ecart angulaire
JPH03500941A (ja) * 1988-03-14 1991-02-28 ジョンソン　サービス　コムパニー 打抜きプレス用シグネチャ解析制御システム
US5239456A (en) * 1990-07-30 1993-08-24 The Foxboro Company Method and apparatus for process control with opimum setpoint determination
JPH04360206A (ja) * 1991-06-06 1992-12-14 Omron Corp 故障診断装置
GB9119575D0 (en) * 1991-09-13 1991-10-23 Atomic Energy Authority Uk Monitoring system
JPH05322605A (ja) * 1992-05-25 1993-12-07 Toshiba Corp プラント異常診断装置
FR2698470B1 (fr) * 1992-11-26 1995-02-10 Kodak Pathe Procédé et installation de surveillance en continu et en temps réel d'un processus complexe de fabrication.
JPH06187030A (ja) * 1992-12-17 1994-07-08 Hitachi Ltd 時系列モデルによる制御系異常診断方法、及び表示方法
US5442549A (en) * 1993-06-08 1995-08-15 Hunter Engineering Company Diagnostic vehicle alignment system
EP0775331B1 (en) * 1993-11-19 1998-12-09 The Dow Chemical Company Transmitter freeze/fault detection
JPH07244523A (ja) * 1994-03-02 1995-09-19 Toshiba Corp 定常状態検出装置
JP3381749B2 (ja) * 1994-12-15 2003-03-04 株式会社安川電機 計測器の異常検出方法とその装置
JPH08221117A (ja) * 1995-02-09 1996-08-30 Mitsubishi Electric Corp 異常診断支援用解析装置

Also Published As

Publication number Publication date
WO1997041494A1 (en) 1997-11-06
JP2000509178A (ja) 2000-07-18
EP0907913A1 (en) 1999-04-14
BR9708843B1 (pt) 2009-01-13
DE69713600T2 (de) 2003-02-27
CA2252868A1 (en) 1997-11-06
DE69713600D1 (de) 2002-08-01
BR9708843A (pt) 1999-04-13
EP0907913B1 (en) 2002-06-26
CA2252868C (en) 2000-12-19
AU2562997A (en) 1997-11-19

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