DE69322626T2 - Schnittstelle für ein prozesssteuerungssystem mit dreifach redundanten entfernten feldeinheiten - Google Patents

Schnittstelle für ein prozesssteuerungssystem mit dreifach redundanten entfernten feldeinheiten

Info

Publication number
DE69322626T2
DE69322626T2 DE69322626T DE69322626T DE69322626T2 DE 69322626 T2 DE69322626 T2 DE 69322626T2 DE 69322626 T DE69322626 T DE 69322626T DE 69322626 T DE69322626 T DE 69322626T DE 69322626 T2 DE69322626 T2 DE 69322626T2
Authority
DE
Germany
Prior art keywords
redundanted
triple
interface
control system
process control
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 - Fee Related
Application number
DE69322626T
Other languages
English (en)
Other versions
DE69322626D1 (de
Inventor
Robert Glaser
Robert Hoy
G Fernandez
Timothy Grai
Dean Gaudreau
Robert Hozeska
Donald Grinwis
Gregory Gavit
Joseph Sheehan
Lowell Thomas
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of DE69322626D1 publication Critical patent/DE69322626D1/de
Application granted granted Critical
Publication of DE69322626T2 publication Critical patent/DE69322626T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0423—Input/output
    • G05B19/0425—Safety, monitoring
    • 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
    • G05B9/00—Safety arrangements
    • G05B9/02—Safety arrangements electric
    • G05B9/03—Safety arrangements electric with multiple-channel loop, i.e. redundant control systems
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/10—Plc systems
    • G05B2219/14—Plc safety
    • G05B2219/14123—Majority voting, dynamic redundant, persistency and integrity
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/24—Pc safety
    • G05B2219/24184—Redundant I-O, software comparison of both channels
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/24—Pc safety
    • G05B2219/24187—Redundant processors run identical programs
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/24—Pc safety
    • G05B2219/24189—Redundant processors monitor same point, common parameters
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/24—Pc safety
    • G05B2219/24192—Configurable redundancy
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/25—Pc structure of the system
    • G05B2219/25428—Field device
DE69322626T 1992-03-31 1993-03-15 Schnittstelle für ein prozesssteuerungssystem mit dreifach redundanten entfernten feldeinheiten Expired - Fee Related DE69322626T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/864,931 US5428769A (en) 1992-03-31 1992-03-31 Process control interface system having triply redundant remote field units
PCT/US1993/002253 WO1993020488A2 (en) 1992-03-31 1993-03-15 Process control interface system having triply redundant remote field units

Publications (2)

Publication Number Publication Date
DE69322626D1 DE69322626D1 (de) 1999-01-28
DE69322626T2 true DE69322626T2 (de) 1999-07-08

Family

ID=25344354

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69332897T Expired - Fee Related DE69332897T2 (de) 1992-03-31 1993-03-15 Schnittstelle für ein Prozesssteurungssystem mit dreifach redundanten entfernten Feldeinheiten
DE69322626T Expired - Fee Related DE69322626T2 (de) 1992-03-31 1993-03-15 Schnittstelle für ein prozesssteuerungssystem mit dreifach redundanten entfernten feldeinheiten

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69332897T Expired - Fee Related DE69332897T2 (de) 1992-03-31 1993-03-15 Schnittstelle für ein Prozesssteurungssystem mit dreifach redundanten entfernten Feldeinheiten

Country Status (12)

Country Link
US (4) US5428769A (de)
EP (4) EP1193576A2 (de)
JP (1) JPH07507889A (de)
KR (2) KR100322462B1 (de)
AU (1) AU3918393A (de)
CA (1) CA2131156A1 (de)
DE (2) DE69332897T2 (de)
ES (2) ES2191884T3 (de)
HK (2) HK1011427A1 (de)
MX (1) MX9301799A (de)
SG (1) SG55081A1 (de)
WO (1) WO1993020488A2 (de)

Cited By (1)

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DE102010029370A1 (de) * 2010-05-27 2011-12-01 Siemens Aktiengesellschaft U-Boot-Propulsionsantriebssystem

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MX9301799A (es) 1994-01-31
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ES2128424T3 (es) 1999-05-16
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CA2131156A1 (en) 1993-10-14
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EP0869415A3 (de) 1999-12-15
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KR100322461B1 (ko) 2002-02-07
EP0631673B1 (de) 1998-12-16
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US5970226A (en) 1999-10-19

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