ATE169746T1 - Verfahren zur darstellung mehrdimensionaler prozesse - Google Patents

Verfahren zur darstellung mehrdimensionaler prozesse

Info

Publication number
ATE169746T1
ATE169746T1 AT95904723T AT95904723T ATE169746T1 AT E169746 T1 ATE169746 T1 AT E169746T1 AT 95904723 T AT95904723 T AT 95904723T AT 95904723 T AT95904723 T AT 95904723T AT E169746 T1 ATE169746 T1 AT E169746T1
Authority
AT
Austria
Prior art keywords
pct
standard deviation
residual standard
variables
sec
Prior art date
Application number
AT95904723T
Other languages
English (en)
Inventor
Svante Wold
Lasse Sundin
Original Assignee
Ericsson Telefon Ab L M
Svante Wold
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 Ericsson Telefon Ab L M, Svante Wold filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE169746T1 publication Critical patent/ATE169746T1/de

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
    • 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
    • G05B23/0286—Modifications to the monitored process, e.g. stopping operation or adapting control
    • G05B23/0289—Reconfiguration to prevent failure, e.g. usually as a reaction to incipient failure detection

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Evolutionary Computation (AREA)
  • Mathematical Physics (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Feedback Control In General (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Liquid Crystal (AREA)
  • General Factory Administration (AREA)
AT95904723T 1993-12-22 1994-12-15 Verfahren zur darstellung mehrdimensionaler prozesse ATE169746T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9304246A SE9304246L (sv) 1993-12-22 1993-12-22 Förfarande vid övervakning av multivariata processer

Publications (1)

Publication Number Publication Date
ATE169746T1 true ATE169746T1 (de) 1998-08-15

Family

ID=20392178

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95904723T ATE169746T1 (de) 1993-12-22 1994-12-15 Verfahren zur darstellung mehrdimensionaler prozesse

Country Status (10)

Country Link
US (1) US5949678A (de)
EP (1) EP0775335B1 (de)
JP (1) JP3429769B2 (de)
AT (1) ATE169746T1 (de)
CA (1) CA2179719A1 (de)
DE (1) DE69412520T2 (de)
FI (1) FI962560A7 (de)
NO (1) NO311818B1 (de)
SE (1) SE9304246L (de)
WO (1) WO1995018420A2 (de)

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JP7258252B2 (ja) 2020-12-23 2023-04-14 三菱電機株式会社 機器状態監視装置および機器状態監視方法
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Also Published As

Publication number Publication date
DE69412520T2 (de) 1999-02-04
WO1995018420A3 (en) 1995-07-27
EP0775335A2 (de) 1997-05-28
US5949678A (en) 1999-09-07
FI962560A7 (fi) 1996-08-21
EP0775335B1 (de) 1998-08-12
NO962626L (no) 1996-07-25
JP3429769B2 (ja) 2003-07-22
SE9304246D0 (sv) 1993-12-22
FI962560A0 (fi) 1996-06-19
DE69412520D1 (de) 1998-09-17
NO962626D0 (no) 1996-06-20
WO1995018420A2 (en) 1995-07-06
NO311818B1 (no) 2002-01-28
SE9304246L (sv) 1995-06-23
JPH11502609A (ja) 1999-03-02
CA2179719A1 (en) 1995-07-06

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