SE9704787L - Metod för att analysera tillståndet hos en apparat - Google Patents

Metod för att analysera tillståndet hos en apparat

Info

Publication number
SE9704787L
SE9704787L SE9704787A SE9704787A SE9704787L SE 9704787 L SE9704787 L SE 9704787L SE 9704787 A SE9704787 A SE 9704787A SE 9704787 A SE9704787 A SE 9704787A SE 9704787 L SE9704787 L SE 9704787L
Authority
SE
Sweden
Prior art keywords
output signal
component
analyzing
model
signal
Prior art date
Application number
SE9704787A
Other languages
Unknown language ( )
English (en)
Other versions
SE9704787D0 (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

Landscapes

  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mathematical Analysis (AREA)
  • Evolutionary Computation (AREA)
  • Artificial Intelligence (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Debugging And Monitoring (AREA)
  • Numerical Control (AREA)
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 SE9704787D0 (sv) 1997-12-19
SE9704787L true 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)

Families Citing this family (5)

* 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
US20110000348A1 (en) * 2008-03-07 2011-01-06 Pierantonio Melandri Control and management method for lathes and loaders for lathes and apparatus for performing the method
US10642262B2 (en) * 2018-02-27 2020-05-05 Woodward, Inc. Anomaly detection and anomaly-based control
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

Also Published As

Publication number Publication date
SE9704787D0 (sv) 1997-12-19
AU1991099A (en) 1999-07-12
WO1999032950A1 (sv) 1999-07-01

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