IT1087261B - Sistema a due calcolatori con commutazione automatica in presenza di dati storici,per l'automazione di impianti industriali - Google Patents

Sistema a due calcolatori con commutazione automatica in presenza di dati storici,per l'automazione di impianti industriali

Info

Publication number
IT1087261B
IT1087261B IT2880977A IT2880977A IT1087261B IT 1087261 B IT1087261 B IT 1087261B IT 2880977 A IT2880977 A IT 2880977A IT 2880977 A IT2880977 A IT 2880977A IT 1087261 B IT1087261 B IT 1087261B
Authority
IT
Italy
Prior art keywords
automation
historical data
automatic switching
industrial plants
calculator system
Prior art date
Application number
IT2880977A
Other languages
English (en)
Inventor
Giancarlo Piras
Carlo Bestetti
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
Priority to IT2880977A priority Critical patent/IT1087261B/it
Priority to BE191218A priority patent/BE871384A/xx
Priority to GB7841357A priority patent/GB2006488A/en
Application granted granted Critical
Publication of IT1087261B publication Critical patent/IT1087261B/it

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

Priority Applications (3)

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
BE191218A BE871384A (fr) 1977-10-20 1978-10-19 Systeme a deux calculatrices avec commutation automatique en presence de donnees stockees, pour l'automatisation des installations industrielles
GB7841357A GB2006488A (en) 1977-10-20 1978-10-20 Computer system for controlling the operation of an industrial plant

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
IT1087261B true IT1087261B (it) 1985-06-04

Family

ID=11224225

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (3)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2551897A1 (fr) * 1983-09-13 1985-03-15 Westinghouse Electric Corp Appareil et procede pour realiser la redondance dans un systeme de commande de procede, distribue
GB2237904B (en) * 1984-02-28 1991-10-02 Lucas Ind Plc Digital control system
GB2187909B (en) * 1986-03-13 1990-09-12 Lake Electronic Tech An interface circuit
JP2741020B2 (ja) * 1986-06-23 1998-04-15 ノーリツ鋼機 株式会社 写真プリンターのデーターに関するバックアップ法
JP2514208B2 (ja) * 1987-07-15 1996-07-10 富士通株式会社 ホットスタンドバイメモリ−コピ−方式

Also Published As

Publication number Publication date
BE871384A (fr) 1979-02-15
GB2006488A (en) 1979-05-02

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