WO1995018420A3 - Method for monitoring multivariate processes - Google Patents
Method for monitoring multivariate processes Download PDFInfo
- Publication number
- WO1995018420A3 WO1995018420A3 PCT/SE1994/001208 SE9401208W WO9518420A3 WO 1995018420 A3 WO1995018420 A3 WO 1995018420A3 SE 9401208 W SE9401208 W SE 9401208W WO 9518420 A3 WO9518420 A3 WO 9518420A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pct
- standard deviation
- residual standard
- variables
- sec
- Prior art date
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
Abstract
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51766495A JP3429769B2 (en) | 1993-12-22 | 1994-12-15 | Method for monitoring a variable number of processes |
EP95904723A EP0775335B1 (en) | 1993-12-22 | 1994-12-15 | Method for monitoring multivariate processes |
US08/666,346 US5949678A (en) | 1993-12-22 | 1994-12-15 | Method for monitoring multivariate processes |
DE69412520T DE69412520T2 (en) | 1993-12-22 | 1994-12-15 | METHOD FOR DISPLAYING MULTI-DIMENSIONAL PROCESSES |
FI962560A FI962560A (en) | 1993-12-22 | 1996-06-19 | Method for monitoring multivariate processes |
NO19962626A NO311818B1 (en) | 1993-12-22 | 1996-06-20 | Procedure for monitoring multivariate processes |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9304246-3 | 1993-12-22 | ||
SE9304246A SE9304246L (en) | 1993-12-22 | 1993-12-22 | Procedure for monitoring multivariate processes |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1995018420A2 WO1995018420A2 (en) | 1995-07-06 |
WO1995018420A3 true WO1995018420A3 (en) | 1995-07-27 |
Family
ID=20392178
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/SE1994/001208 WO1995018420A2 (en) | 1993-12-22 | 1994-12-15 | Method for monitoring multivariate processes |
Country Status (10)
Country | Link |
---|---|
US (1) | US5949678A (en) |
EP (1) | EP0775335B1 (en) |
JP (1) | JP3429769B2 (en) |
AT (1) | ATE169746T1 (en) |
CA (1) | CA2179719A1 (en) |
DE (1) | DE69412520T2 (en) |
FI (1) | FI962560A (en) |
NO (1) | NO311818B1 (en) |
SE (1) | SE9304246L (en) |
WO (1) | WO1995018420A2 (en) |
Families Citing this family (107)
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US6108615A (en) * | 1995-08-09 | 2000-08-22 | Siemens Aktiengesellschaft | Method for analyzing process signals of a technical plant, in particular a power plant |
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DE19615960A1 (en) * | 1996-04-22 | 1997-10-23 | Siemens Ag | Method and control and instrumentation system e.g. for power station installation |
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CN103309347B (en) * | 2013-06-05 | 2015-11-18 | 浙江大学 | A kind of multiple operating modes process method for supervising based on rarefaction representation |
CN103336507B (en) * | 2013-06-24 | 2015-08-19 | 浙江大学 | Automatically the statistical modeling divided based on the multi-modal collaborative period and on-line monitoring method |
CN105159247B (en) * | 2015-08-05 | 2018-02-09 | 北京工业大学 | Batch process real-time sampling point stage ownership determination methods based on information transmission |
JP7031512B2 (en) * | 2018-06-25 | 2022-03-08 | 東芝三菱電機産業システム株式会社 | Monitoring work support system for steel plants |
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GB9326354D0 (en) * | 1993-12-23 | 1994-02-23 | British Aerospace | Methods and apparatus for the testing,monitoring and improvement of manufacturing process effectiveness |
US5457625A (en) * | 1994-04-13 | 1995-10-10 | The M. W. Kellogg Company | Maximizing process production rates using permanent constraints |
US5610843A (en) * | 1995-03-01 | 1997-03-11 | Sri International | Methods and apparatuses for multi input/multi output control systems |
-
1993
- 1993-12-22 SE SE9304246A patent/SE9304246L/en not_active Application Discontinuation
-
1994
- 1994-12-15 DE DE69412520T patent/DE69412520T2/en not_active Expired - Lifetime
- 1994-12-15 AT AT95904723T patent/ATE169746T1/en not_active IP Right Cessation
- 1994-12-15 WO PCT/SE1994/001208 patent/WO1995018420A2/en active IP Right Grant
- 1994-12-15 EP EP95904723A patent/EP0775335B1/en not_active Expired - Lifetime
- 1994-12-15 CA CA002179719A patent/CA2179719A1/en not_active Abandoned
- 1994-12-15 JP JP51766495A patent/JP3429769B2/en not_active Expired - Fee Related
- 1994-12-15 US US08/666,346 patent/US5949678A/en not_active Expired - Lifetime
-
1996
- 1996-06-19 FI FI962560A patent/FI962560A/en unknown
- 1996-06-20 NO NO19962626A patent/NO311818B1/en unknown
Non-Patent Citations (1)
Title |
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SKARBERG BERT ET AL.: "Overvakning och styring av process for lopp i flera dimensioner", ABB TIDNING, April 1993 (1993-04-01) * |
Also Published As
Publication number | Publication date |
---|---|
ATE169746T1 (en) | 1998-08-15 |
US5949678A (en) | 1999-09-07 |
NO311818B1 (en) | 2002-01-28 |
EP0775335B1 (en) | 1998-08-12 |
WO1995018420A2 (en) | 1995-07-06 |
JPH11502609A (en) | 1999-03-02 |
FI962560A (en) | 1996-08-21 |
SE9304246L (en) | 1995-06-23 |
NO962626D0 (en) | 1996-06-20 |
EP0775335A2 (en) | 1997-05-28 |
SE9304246D0 (en) | 1993-12-22 |
JP3429769B2 (en) | 2003-07-22 |
CA2179719A1 (en) | 1995-07-06 |
NO962626L (en) | 1996-07-25 |
DE69412520T2 (en) | 1999-02-04 |
DE69412520D1 (en) | 1998-09-17 |
FI962560A0 (en) | 1996-06-19 |
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