SE9704787D0 - Metod för att analysera tillståndet hos en apparat - Google Patents

Metod för att analysera tillståndet hos en apparat

Info

Publication number
SE9704787D0
SE9704787D0 SE9704787A SE9704787A SE9704787D0 SE 9704787 D0 SE9704787 D0 SE 9704787D0 SE 9704787 A SE9704787 A SE 9704787A SE 9704787 A SE9704787 A SE 9704787A SE 9704787 D0 SE9704787 D0 SE 9704787D0
Authority
SE
Sweden
Prior art keywords
output signal
component
analyzing
model
signal
Prior art date
Application number
SE9704787A
Other languages
English (en)
Other versions
SE9704787L (sv
Inventor
Alberto Palomeque
Jonny Alexandersson
Peter Jansson
Original Assignee
Volvo Constr Equip Components
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
Application filed by Volvo Constr Equip Components filed Critical Volvo Constr Equip Components
Priority to SE9704787A priority Critical patent/SE9704787L/sv
Publication of SE9704787D0 publication Critical patent/SE9704787D0/sv
Priority to AU19910/99A priority patent/AU1991099A/en
Priority to PCT/SE1998/002363 priority patent/WO1999032950A1/sv
Publication of SE9704787L publication Critical patent/SE9704787L/sv

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
    • G05B23/0256—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 injecting test signals and analyzing monitored process response, e.g. injecting the test signal while interrupting the normal operation of the monitored system; superimposing the test signal onto a control signal during normal operation of the monitored system
    • 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
    • G05B23/0281—Quantitative, e.g. mathematical distance; Clustering; Neural networks; Statistical analysis
SE9704787A 1997-12-19 1997-12-19 Metod för att analysera tillståndet hos en apparat SE9704787L (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE9704787A SE9704787L (sv) 1997-12-19 1997-12-19 Metod för att analysera tillståndet hos en apparat
AU19910/99A AU1991099A (en) 1997-12-19 1998-12-17 Method to diagnose and detect trouble in a machine
PCT/SE1998/002363 WO1999032950A1 (sv) 1997-12-19 1998-12-17 Metod för att analysera tillständet hos en apparat______________

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9704787A SE9704787L (sv) 1997-12-19 1997-12-19 Metod för att analysera tillståndet hos en apparat

Publications (2)

Publication Number Publication Date
SE9704787D0 true SE9704787D0 (sv) 1997-12-19
SE9704787L SE9704787L (sv) 1999-06-20

Family

ID=20409493

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9704787A SE9704787L (sv) 1997-12-19 1997-12-19 Metod för att analysera tillståndet hos en apparat

Country Status (3)

Country Link
AU (1) AU1991099A (sv)
SE (1) SE9704787L (sv)
WO (1) WO1999032950A1 (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111989630A (zh) * 2018-02-27 2020-11-24 伍德沃德有限公司 异常检测和基于异常的控制

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7069185B1 (en) 1999-08-30 2006-06-27 Wilson Diagnostic Systems, Llc Computerized machine controller diagnostic system
AU7336900A (en) * 1999-08-30 2001-03-26 Automated Diagnostic Systems, Llc Computerized machine controller diagnostic system
WO2009110014A1 (en) * 2008-03-07 2009-09-11 Iemca Giuliani Macchine Italia S.P.A. Control and management method for lathes and loaders for lathes and apparatus for performing the method
EP3820655B1 (en) * 2018-07-13 2023-06-14 ABB Schweiz AG Diagnosis method and apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5413883A (en) * 1977-07-04 1979-02-01 Hitachi Ltd Abnormalness detector of automatic controller
US4509110A (en) * 1982-06-07 1985-04-02 United Technologies Corporation Method and apparatus for detecting failures in a control system
GB8902645D0 (en) * 1989-02-07 1989-03-30 Smiths Industries Plc Monitoring
US5465321A (en) * 1993-04-07 1995-11-07 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Hidden markov models for fault detection in dynamic systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111989630A (zh) * 2018-02-27 2020-11-24 伍德沃德有限公司 异常检测和基于异常的控制

Also Published As

Publication number Publication date
SE9704787L (sv) 1999-06-20
AU1991099A (en) 1999-07-12
WO1999032950A1 (sv) 1999-07-01

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