AU6413394A - Plant parameter detection by monitoring of power spectral densities - Google Patents

Plant parameter detection by monitoring of power spectral densities

Info

Publication number
AU6413394A
AU6413394A AU64133/94A AU6413394A AU6413394A AU 6413394 A AU6413394 A AU 6413394A AU 64133/94 A AU64133/94 A AU 64133/94A AU 6413394 A AU6413394 A AU 6413394A AU 6413394 A AU6413394 A AU 6413394A
Authority
AU
Australia
Prior art keywords
monitoring
power spectral
parameter detection
spectral densities
plant parameter
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.)
Abandoned
Application number
AU64133/94A
Inventor
Raymond Donald Bartusiak
Douglas Hugh Nicholson
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.)
ExxonMobil Chemical Patents Inc
Original Assignee
Exxon Chemical Patents Inc
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 Exxon Chemical Patents Inc filed Critical Exxon Chemical Patents Inc
Publication of AU6413394A publication Critical patent/AU6413394A/en
Abandoned 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
    • G05B21/00—Systems involving sampling of the variable controlled
    • G05B21/02—Systems involving sampling of the variable controlled electric
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/16—Spectrum analysis; Fourier analysis
    • 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
    • G05B23/0227—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions
    • G05B23/0229—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions knowledge based, e.g. expert systems; genetic algorithms
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/006—Calibration or setting of parameters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • Mathematical Physics (AREA)
  • Testing And Monitoring For Control Systems (AREA)
AU64133/94A 1993-03-22 1994-03-22 Plant parameter detection by monitoring of power spectral densities Abandoned AU6413394A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US3405893A 1993-03-22 1993-03-22
US034058 1993-03-22
PCT/US1994/003067 WO1994022025A1 (en) 1993-03-22 1994-03-22 Plant parameter detection by monitoring of power spectral densities

Publications (1)

Publication Number Publication Date
AU6413394A true AU6413394A (en) 1994-10-11

Family

ID=21874042

Family Applications (1)

Application Number Title Priority Date Filing Date
AU64133/94A Abandoned AU6413394A (en) 1993-03-22 1994-03-22 Plant parameter detection by monitoring of power spectral densities

Country Status (2)

Country Link
AU (1) AU6413394A (en)
WO (1) WO1994022025A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5790413A (en) * 1993-03-22 1998-08-04 Exxon Chemical Patents Inc. Plant parameter detection by monitoring of power spectral densities
DE4430246C2 (en) * 1994-08-25 1997-08-28 Siemens Ag Method and arrangement for monitoring power supply networks
GB9500522D0 (en) * 1995-01-11 1995-03-01 Linnhoff March Ltd Fluid efficiency
FR2780498B1 (en) * 1998-06-29 2000-10-06 Didier Cugy ENERGY SPECTRUM MAPPING REPRESENTATION METHOD AND SYSTEM FOR CARRYING OUT SAID METHOD
US9164131B2 (en) * 2010-05-13 2015-10-20 Tektronix, Inc. Signal recognition and triggering using computer vision techniques
US8995080B1 (en) 2014-09-30 2015-03-31 Seagate Technology Llc Non-destructive detection of slider contamination
CN113739841A (en) * 2021-06-22 2021-12-03 西安西热节能技术有限公司 Multivariable steady-state detection method and system based on uncertainty theory

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53129079A (en) * 1977-04-18 1978-11-10 Hitachi Ltd Spectrum change monitoring system
JPS5690220A (en) * 1979-12-24 1981-07-22 Hitachi Ltd Abnormal oscillation diagnostic device
JPS62245931A (en) * 1986-04-18 1987-10-27 Toshiba Corp Vibration monitoring device
US5032826A (en) * 1987-10-29 1991-07-16 Westinghouse Electric Corp. Core monitor that uses rotor shaft voltages

Also Published As

Publication number Publication date
WO1994022025A1 (en) 1994-09-29

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