GB8422694D0 - Achieving redundancy in distributed process control systems - Google Patents

Achieving redundancy in distributed process control systems

Info

Publication number
GB8422694D0
GB8422694D0 GB848422694A GB8422694A GB8422694D0 GB 8422694 D0 GB8422694 D0 GB 8422694D0 GB 848422694 A GB848422694 A GB 848422694A GB 8422694 A GB8422694 A GB 8422694A GB 8422694 D0 GB8422694 D0 GB 8422694D0
Authority
GB
United Kingdom
Prior art keywords
process control
control systems
distributed process
achieving redundancy
redundancy
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Withdrawn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
GB848422694A
Other versions
GB2146810A (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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB8422694D0 publication Critical patent/GB8422694D0/en
Publication of GB2146810A publication Critical patent/GB2146810A/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Withdrawn legal-status Critical Current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
    • G06F11/2023—Failover techniques
    • G06F11/2028—Failover techniques eliminating a faulty processor or activating a spare
    • 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
    • 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
    • G06F11/2002—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 interconnections or communication control functionality are redundant
    • G06F11/2007—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 interconnections or communication control functionality are redundant using redundant communication media

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Hardware Redundancy (AREA)
  • Safety Devices In Control Systems (AREA)
GB08422694A 1983-09-13 1984-09-07 Achieving redundancy in a distributed process control system Withdrawn GB2146810A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US53182183A 1983-09-13 1983-09-13

Publications (2)

Publication Number Publication Date
GB8422694D0 true GB8422694D0 (en) 1984-10-10
GB2146810A GB2146810A (en) 1985-04-24

Family

ID=24119194

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08422694A Withdrawn GB2146810A (en) 1983-09-13 1984-09-07 Achieving redundancy in a distributed process control system

Country Status (3)

Country Link
JP (1) JPS60173602A (en)
FR (1) FR2551897A1 (en)
GB (1) GB2146810A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63200201A (en) * 1987-02-16 1988-08-18 Hitachi Ltd Duplex system for controller
JPH01231101A (en) * 1988-03-11 1989-09-14 Toshiba Corp Duplex process input/output controller
DE19815097C2 (en) * 1998-04-03 2002-03-14 Siemens Ag bus master
US11822802B2 (en) 2021-12-21 2023-11-21 Hewlett Packard Enterprise Development Lp Simplified raid implementation for byte-addressable memory

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1591358A (en) * 1968-11-08 1970-04-27
US3882455A (en) * 1973-09-14 1975-05-06 Gte Automatic Electric Lab Inc Configuration control circuit for control and maintenance complex of digital communications system
US3991407A (en) * 1975-04-09 1976-11-09 E. I. Du Pont De Nemours And Company Computer redundancy interface
IT1087261B (en) * 1977-10-20 1985-06-04 Euteco Spa TWO-CALCULATOR SYSTEM WITH AUTOMATIC SWITCHING IN THE PRESENCE OF HISTORICAL DATA, FOR THE AUTOMATION OF INDUSTRIAL PLANTS
JPS5537641A (en) * 1978-09-08 1980-03-15 Fujitsu Ltd Synchronization system for doubled processor
US4276593A (en) * 1979-03-30 1981-06-30 Beckman Instruments, Inc. Transfer system for multi-variable control units
US4455601A (en) * 1981-12-31 1984-06-19 International Business Machines Corporation Cross checking among service processors in a multiprocessor system

Also Published As

Publication number Publication date
JPS60173602A (en) 1985-09-07
GB2146810A (en) 1985-04-24
FR2551897A1 (en) 1985-03-15

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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)