DE69412520D1 - Verfahren zur darstellung mehrdimensionaler prozesse - Google Patents

Verfahren zur darstellung mehrdimensionaler prozesse

Info

Publication number
DE69412520D1
DE69412520D1 DE69412520T DE69412520T DE69412520D1 DE 69412520 D1 DE69412520 D1 DE 69412520D1 DE 69412520 T DE69412520 T DE 69412520T DE 69412520 T DE69412520 T DE 69412520T DE 69412520 D1 DE69412520 D1 DE 69412520D1
Authority
DE
Germany
Prior art keywords
pct
standard deviation
residual standard
variables
sec
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
DE69412520T
Other languages
English (en)
Other versions
DE69412520T2 (de
Inventor
Svante Wold
Lasse Sundin
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE69412520D1 publication Critical patent/DE69412520D1/de
Application granted granted Critical
Publication of DE69412520T2 publication Critical patent/DE69412520T2/de
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
    • 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
DE69412520T 1993-12-22 1994-12-15 Verfahren zur darstellung mehrdimensionaler prozesse Expired - Lifetime DE69412520T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9304246A SE9304246L (sv) 1993-12-22 1993-12-22 Förfarande vid övervakning av multivariata processer
PCT/SE1994/001208 WO1995018420A2 (en) 1993-12-22 1994-12-15 Method for monitoring multivariate processes

Publications (2)

Publication Number Publication Date
DE69412520D1 true DE69412520D1 (de) 1998-09-17
DE69412520T2 DE69412520T2 (de) 1999-02-04

Family

ID=20392178

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69412520T Expired - Lifetime DE69412520T2 (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) FI962560A (de)
NO (1) NO311818B1 (de)
SE (1) SE9304246L (de)
WO (1) WO1995018420A2 (de)

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Also Published As

Publication number Publication date
SE9304246L (sv) 1995-06-23
EP0775335A2 (de) 1997-05-28
FI962560A0 (fi) 1996-06-19
FI962560A (fi) 1996-08-21
CA2179719A1 (en) 1995-07-06
JP3429769B2 (ja) 2003-07-22
EP0775335B1 (de) 1998-08-12
SE9304246D0 (sv) 1993-12-22
WO1995018420A2 (en) 1995-07-06
NO962626D0 (no) 1996-06-20
JPH11502609A (ja) 1999-03-02
ATE169746T1 (de) 1998-08-15
NO311818B1 (no) 2002-01-28
DE69412520T2 (de) 1999-02-04
US5949678A (en) 1999-09-07
WO1995018420A3 (en) 1995-07-27
NO962626L (no) 1996-07-25

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