GB2006488A - Computer system for controlling the operation of an industrial plant - Google Patents

Computer system for controlling the operation of an industrial plant

Info

Publication number
GB2006488A
GB2006488A GB7841357A GB7841357A GB2006488A GB 2006488 A GB2006488 A GB 2006488A GB 7841357 A GB7841357 A GB 7841357A GB 7841357 A GB7841357 A GB 7841357A GB 2006488 A GB2006488 A GB 2006488A
Authority
GB
United Kingdom
Prior art keywords
computer
duty
plant
computer system
stand
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.)
Withdrawn
Application number
GB7841357A
Other languages
English (en)
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.)
Euteco SpA
Original Assignee
Euteco SpA
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 Euteco SpA filed Critical Euteco SpA
Publication of GB2006488A publication Critical patent/GB2006488A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
    • G06F11/2038—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant with a single idle spare processing component
    • 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
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
    • G06F11/2048—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant where the redundant components share neither address space nor persistent storage
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/2097—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements maintaining the standby controller/processing unit updated
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
    • G06F11/2023—Failover techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • General Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Testing And Monitoring For Control Systems (AREA)
GB7841357A 1977-10-20 1978-10-20 Computer system for controlling the operation of an industrial plant Withdrawn GB2006488A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2880977A IT1087261B (it) 1977-10-20 1977-10-20 Sistema a due calcolatori con commutazione automatica in presenza di dati storici,per l'automazione di impianti industriali

Publications (1)

Publication Number Publication Date
GB2006488A true GB2006488A (en) 1979-05-02

Family

ID=11224225

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7841357A Withdrawn GB2006488A (en) 1977-10-20 1978-10-20 Computer system for controlling the operation of an industrial plant

Country Status (3)

Country Link
BE (1) BE871384A (it)
GB (1) GB2006488A (it)
IT (1) IT1087261B (it)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2146810A (en) * 1983-09-13 1985-04-24 Westinghouse Electric Corp Achieving redundancy in a distributed process control system
GB2192076A (en) * 1986-06-23 1987-12-31 Noritsu Kenkyu Center Co Data backup system for use with photographic printer
EP0299511A2 (en) * 1987-07-15 1989-01-18 Fujitsu Limited Hot standby memory copy system
GB2187909B (en) * 1986-03-13 1990-09-12 Lake Electronic Tech An interface circuit
FR2664720A1 (fr) * 1984-02-28 1992-01-17 Lucas Ind Plc Systeme de transfert de donnees de calculateur.

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2146810A (en) * 1983-09-13 1985-04-24 Westinghouse Electric Corp Achieving redundancy in a distributed process control system
FR2664720A1 (fr) * 1984-02-28 1992-01-17 Lucas Ind Plc Systeme de transfert de donnees de calculateur.
GB2187909B (en) * 1986-03-13 1990-09-12 Lake Electronic Tech An interface circuit
GB2192076A (en) * 1986-06-23 1987-12-31 Noritsu Kenkyu Center Co Data backup system for use with photographic printer
GB2192076B (en) * 1986-06-23 1990-07-11 Noritsu Kenkyu Center Co Data backup system for use with photographic printer
EP0299511A2 (en) * 1987-07-15 1989-01-18 Fujitsu Limited Hot standby memory copy system
EP0299511A3 (en) * 1987-07-15 1990-09-19 Fujitsu Limited Hot standby memory copy system
US5123099A (en) * 1987-07-15 1992-06-16 Fujitsu Ltd. Hot standby memory copy system

Also Published As

Publication number Publication date
BE871384A (fr) 1979-02-15
IT1087261B (it) 1985-06-04

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)