GB2347234B - Diagnostic expert in a process control system - Google Patents

Diagnostic expert in a process control system

Info

Publication number
GB2347234B
GB2347234B GB0004093A GB0004093A GB2347234B GB 2347234 B GB2347234 B GB 2347234B GB 0004093 A GB0004093 A GB 0004093A GB 0004093 A GB0004093 A GB 0004093A GB 2347234 B GB2347234 B GB 2347234B
Authority
GB
United Kingdom
Prior art keywords
control system
process control
diagnostic expert
expert
diagnostic
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
GB0004093A
Other languages
English (en)
Other versions
GB0004093D0 (en
GB2347234A (en
Inventor
Terrence L Blevins
Mark J Nixon
Trevor D Schleiss
T B Brase
Sai Ganesamoorthi
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.)
Fisher Rosemount Systems Inc
Original Assignee
Fisher Rosemount Systems 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
Priority claimed from US09/256,585 external-priority patent/US6298454B1/en
Application filed by Fisher Rosemount Systems Inc filed Critical Fisher Rosemount Systems Inc
Publication of GB0004093D0 publication Critical patent/GB0004093D0/en
Publication of GB2347234A publication Critical patent/GB2347234A/en
Application granted granted Critical
Publication of GB2347234B publication Critical patent/GB2347234B/en
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
    • G05B23/0227—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
    • 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
    • G05B23/0283—Predictive maintenance, e.g. involving the monitoring of a system and, based on the monitoring results, taking decisions on the maintenance schedule of the monitored system; Estimating remaining useful life [RUL]
GB0004093A 1999-02-22 2000-02-22 Diagnostic expert in a process control system Expired - Lifetime GB2347234B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/256,585 US6298454B1 (en) 1999-02-22 1999-02-22 Diagnostics in a process control system
US16010199P 1999-10-18 1999-10-18
US09/499,445 US6633782B1 (en) 1999-02-22 2000-02-07 Diagnostic expert in a process control system

Publications (3)

Publication Number Publication Date
GB0004093D0 GB0004093D0 (en) 2000-04-12
GB2347234A GB2347234A (en) 2000-08-30
GB2347234B true GB2347234B (en) 2003-10-08

Family

ID=27388390

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0004093A Expired - Lifetime GB2347234B (en) 1999-02-22 2000-02-22 Diagnostic expert in a process control system

Country Status (4)

Country Link
US (1) US6633782B1 (US06633782-20031014-M00005.png)
JP (1) JP2001022430A (US06633782-20031014-M00005.png)
DE (1) DE10007971A1 (US06633782-20031014-M00005.png)
GB (1) GB2347234B (US06633782-20031014-M00005.png)

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