ES508815A0 - "sistema de control de proceso distribuido". - Google Patents

"sistema de control de proceso distribuido".

Info

Publication number
ES508815A0
ES508815A0 ES508815A ES508815A ES508815A0 ES 508815 A0 ES508815 A0 ES 508815A0 ES 508815 A ES508815 A ES 508815A ES 508815 A ES508815 A ES 508815A ES 508815 A0 ES508815 A0 ES 508815A0
Authority
ES
Spain
Prior art keywords
control system
process control
distributed process
distributed
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.)
Granted
Application number
ES508815A
Other languages
English (en)
Other versions
ES8304333A1 (es
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.)
Forney International Inc
Original Assignee
Forney International 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
Application filed by Forney International Inc filed Critical Forney International Inc
Publication of ES508815A0 publication Critical patent/ES508815A0/es
Publication of ES8304333A1 publication Critical patent/ES8304333A1/es
Expired 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
    • 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
    • G05B19/0428—Safety, monitoring
    • 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
    • G06F11/14—Error detection or correction of the data by redundancy in operation
    • G06F11/1402—Saving, restoring, recovering or retrying
    • G06F11/1415—Saving, restoring, recovering or retrying at system level
    • G06F11/1443—Transmit or communication errors
    • 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
    • G06F11/1658—Data re-synchronization of a redundant component, or initial sync of replacement, additional or spare unit
    • 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
    • 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
    • G06F11/2041—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 more than one 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
    • G06F11/202—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1628—List acknowledgements, i.e. the acknowledgement message consisting of a list of identifiers, e.g. of sequence numbers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/407—Bus networks with decentralised control
    • H04L12/417—Bus networks with decentralised control with deterministic access, e.g. token passing
    • 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
    • G05B2219/25154—Detect error, repeat transmission on error, retransmit
    • 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
    • G05B2219/25161—Only receiving station, read several times message, select correct one or reject
    • 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
    • G05B2219/25163—Transmit twice, redundant, same data on different channels, check each channel
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Automation & Control Theory (AREA)
  • Selective Calling Equipment (AREA)
  • Safety Devices In Control Systems (AREA)
  • Hardware Redundancy (AREA)
ES508815A 1980-06-16 1982-01-16 "sistema de control de proceso distribuido". Expired ES8304333A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/159,597 US4347563A (en) 1980-06-16 1980-06-16 Industrial control system

Publications (2)

Publication Number Publication Date
ES508815A0 true ES508815A0 (es) 1983-02-16
ES8304333A1 ES8304333A1 (es) 1983-02-16

Family

ID=22573212

Family Applications (1)

Application Number Title Priority Date Filing Date
ES508815A Expired ES8304333A1 (es) 1980-06-16 1982-01-16 "sistema de control de proceso distribuido".

Country Status (2)

Country Link
US (1) US4347563A (es)
ES (1) ES8304333A1 (es)

Families Citing this family (90)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH632365A5 (de) * 1978-01-30 1982-09-30 Patelhold Patentverwertung Datenaustauschverfahren zwischen mehreren partnern.
US4427620A (en) 1981-02-04 1984-01-24 Westinghouse Electric Corp. Nuclear reactor power supply
JPS57174701A (en) * 1981-04-20 1982-10-27 Hitachi Ltd Decentralized controlling system
US4866604A (en) * 1981-10-01 1989-09-12 Stratus Computer, Inc. Digital data processing apparatus with pipelined memory cycles
US4453215A (en) * 1981-10-01 1984-06-05 Stratus Computer, Inc. Central processing apparatus for fault-tolerant computing
ATE25779T1 (de) * 1981-10-01 1987-03-15 Stratus Computer Inc Digitale datenverarbeitungsanlage mit zuverlaessigkeits-bus-protokoll.
US4591967A (en) * 1982-06-29 1986-05-27 Andover Controls Corporation Distributed drum emulating programmable controller system
US4503534A (en) * 1982-06-30 1985-03-05 Intel Corporation Apparatus for redundant operation of modules in a multiprocessing system
US4503535A (en) * 1982-06-30 1985-03-05 Intel Corporation Apparatus for recovery from failures in a multiprocessing system
US4870644A (en) * 1982-09-21 1989-09-26 Xerox Corporation Control crash diagnostic strategy and RAM display
US4590554A (en) * 1982-11-23 1986-05-20 Parallel Computers Systems, Inc. Backup fault tolerant computer system
US4641269A (en) * 1983-01-26 1987-02-03 Emhart Industries, Inc. Programmable control system for glassware forming machines
WO1984002994A1 (en) * 1983-01-26 1984-08-02 Emhart Ind Programmable control system for glassware forming machines
US4607256A (en) * 1983-10-07 1986-08-19 Honeywell, Inc. Plant management system
JPH0754442B2 (ja) * 1983-11-24 1995-06-07 大倉電気株式会社 プロセス制御システム
US4627054A (en) * 1984-08-27 1986-12-02 International Business Machines Corporation Multiprocessor array error detection and recovery apparatus
GB8422328D0 (en) * 1984-09-04 1984-10-10 Int Computers Ltd Data processing apparatus
US4635184A (en) * 1984-12-17 1987-01-06 Combustion Engineering, Inc. Distributed control with mutual spare switch over capability
JPS62232006A (ja) * 1986-04-02 1987-10-12 Yokogawa Electric Corp ロボツト・システム
US4774709A (en) * 1986-10-02 1988-09-27 United Technologies Corporation Symmetrization for redundant channels
FR2606184B1 (fr) * 1986-10-31 1991-11-29 Thomson Csf Dispositif de calcul reconfigurable
US4985824A (en) * 1987-10-30 1991-01-15 Husseiny Abdo A Reliable fuzzy fault tolerant controller
US4928097A (en) * 1988-06-10 1990-05-22 Westinghouse Electric Corp. Real time process control using multiple communication networks
US4928246A (en) * 1988-10-21 1990-05-22 Iowa State University Research Foundation, Inc. Multiple channel data acquisition system
SE466172B (sv) * 1990-05-15 1992-01-07 Asea Brown Boveri Anordning foer bildande av en mot en anordningen tillfoerd storhet svarande stroem
DE4028926A1 (de) * 1990-09-12 1992-03-19 Teves Gmbh Alfred Schaltungsanordnung zur steuerung von elektrischen oder elektromechanischen verbrauchern
US5363503A (en) * 1992-01-22 1994-11-08 Unisys Corporation Fault tolerant computer system with provision for handling external events
US5428769A (en) * 1992-03-31 1995-06-27 The Dow Chemical Company Process control interface system having triply redundant remote field units
US5408649A (en) * 1993-04-30 1995-04-18 Quotron Systems, Inc. Distributed data access system including a plurality of database access processors with one-for-N redundancy
US5515501A (en) * 1994-01-21 1996-05-07 Unisys Corporation Redundant maintenance architecture
CA2167634A1 (en) * 1995-01-23 1996-07-24 Michael E. Fisher Method and apparatus for maintaining network connections across a voluntary process switchover
ATE192892T1 (de) * 1995-03-24 2000-05-15 Ppt Vision Inc Maschinensichtsteuersystem
US5790791A (en) * 1995-05-12 1998-08-04 The Boeing Company Apparatus for synchronizing flight management computers where only the computer chosen to be the master received pilot inputs and transfers the inputs to the spare
US5822512A (en) * 1995-05-19 1998-10-13 Compaq Computer Corporartion Switching control in a fault tolerant system
US5675723A (en) * 1995-05-19 1997-10-07 Compaq Computer Corporation Multi-server fault tolerance using in-band signalling
US5799141A (en) * 1995-06-09 1998-08-25 Qualix Group, Inc. Real-time data protection system and method
US5675768A (en) * 1996-02-01 1997-10-07 Unisys Corporation Store software instrumentation package instruction
US6032271A (en) * 1996-06-05 2000-02-29 Compaq Computer Corporation Method and apparatus for identifying faulty devices in a computer system
EP0825506B1 (en) 1996-08-20 2013-03-06 Invensys Systems, Inc. Methods and apparatus for remote process control
US6424872B1 (en) * 1996-08-23 2002-07-23 Fieldbus Foundation Block oriented control system
US7146230B2 (en) * 1996-08-23 2006-12-05 Fieldbus Foundation Integrated fieldbus data server architecture
US20040194101A1 (en) * 1997-08-21 2004-09-30 Glanzer David A. Flexible function blocks
US6999824B2 (en) * 1997-08-21 2006-02-14 Fieldbus Foundation System and method for implementing safety instrumented systems in a fieldbus architecture
SE512647C2 (sv) * 1998-01-22 2000-04-17 Sunds Defibrator Ind Ab Förfarande och styrsystem för att styra ett transportörsystem samt en anläggning för balning av pappersmassa
US6799224B1 (en) * 1998-03-10 2004-09-28 Quad Research High speed fault tolerant mass storage network information server
US6144884A (en) * 1998-04-17 2000-11-07 Massachusetts Institute Of Technology Teleoperation with variable delay
US6260155B1 (en) 1998-05-01 2001-07-10 Quad Research Network information server
US6691183B1 (en) 1998-05-20 2004-02-10 Invensys Systems, Inc. Second transfer logic causing a first transfer logic to check a data ready bit prior to each of multibit transfer of a continous transfer operation
US7272815B1 (en) 1999-05-17 2007-09-18 Invensys Systems, Inc. Methods and apparatus for control configuration with versioning, security, composite blocks, edit selection, object swapping, formulaic values and other aspects
US6754885B1 (en) 1999-05-17 2004-06-22 Invensys Systems, Inc. Methods and apparatus for controlling object appearance in a process control configuration system
US7089530B1 (en) 1999-05-17 2006-08-08 Invensys Systems, Inc. Process control configuration system with connection validation and configuration
WO2000070417A1 (en) 1999-05-17 2000-11-23 The Foxboro Company Process control configuration system with parameterized objects
US7096465B1 (en) 1999-05-17 2006-08-22 Invensys Systems, Inc. Process control configuration system with parameterized objects
US7043728B1 (en) 1999-06-08 2006-05-09 Invensys Systems, Inc. Methods and apparatus for fault-detecting and fault-tolerant process control
US6501995B1 (en) 1999-06-30 2002-12-31 The Foxboro Company Process control system and method with improved distribution, installation and validation of components
US6788980B1 (en) 1999-06-11 2004-09-07 Invensys Systems, Inc. Methods and apparatus for control using control devices that provide a virtual machine environment and that communicate via an IP network
WO2001009690A1 (en) 1999-07-29 2001-02-08 The Foxboro Company Methods and apparatus for object-based process control
TW454120B (en) 1999-11-11 2001-09-11 Miralink Corp Flexible remote data mirroring
US6473660B1 (en) 1999-12-03 2002-10-29 The Foxboro Company Process control system and method with automatic fault avoidance
US6779128B1 (en) 2000-02-18 2004-08-17 Invensys Systems, Inc. Fault-tolerant data transfer
US7263476B1 (en) 2000-06-12 2007-08-28 Quad Research High speed information processing and mass storage system and method, particularly for information and application servers
US20050240286A1 (en) * 2000-06-21 2005-10-27 Glanzer David A Block-oriented control system on high speed ethernet
DE10065118A1 (de) * 2000-12-28 2002-07-04 Bosch Gmbh Robert System und Verfahren zur Steuerung und/oder Überwachung eines wenigstens zwei Steuergeräte aufweisenden Steuergeräteverbundes
DE10111393A1 (de) * 2001-03-09 2002-09-26 Rexroth Indramat Gmbh Verfahren zur Remote-Steuerungsprogrammierung
EP1381314B1 (en) * 2001-04-13 2008-11-05 Koninklijke Philips Electronics N.V. Medical imaging device, method and computer program for use in a safety critical environment
WO2003089995A2 (en) 2002-04-15 2003-10-30 Invensys Systems, Inc. Methods and apparatus for process, factory-floor, environmental, computer aided manufacturing-based or other control system with real-time data distribution
US7047377B2 (en) 2002-08-20 2006-05-16 Gruintine Pueche, Inc. System and method for conducting an auction-based ranking of search results on a computer network
DE10325466B4 (de) * 2003-06-05 2005-12-15 Siemens Ag Vorrichtung und Verfahren zur Kommunikation zwischen Maschinensteuerungen
US7761923B2 (en) * 2004-03-01 2010-07-20 Invensys Systems, Inc. Process control methods and apparatus for intrusion detection, protection and network hardening
DE102004024536A1 (de) * 2004-05-18 2005-12-15 Robert Bosch Gmbh Verfahren zum Betrieb eines Systems
US20060007627A1 (en) * 2004-07-07 2006-01-12 Lewis James M Intelligent relay system
US7290180B2 (en) * 2004-09-02 2007-10-30 International Business Machines Corporation Method to use an alternate I/O debug path
US7454657B2 (en) * 2004-09-02 2008-11-18 International Business Machines Corporation Method for self-diagnosing remote I/O enclosures with enhanced FRU callouts
JP4495015B2 (ja) * 2005-03-16 2010-06-30 富士通株式会社 システム管理装置、情報処理装置およびシステム管理装置冗長化方法
US7489977B2 (en) * 2005-12-20 2009-02-10 Fieldbus Foundation System and method for implementing time synchronization monitoring and detection in a safety instrumented system
US8676357B2 (en) * 2005-12-20 2014-03-18 Fieldbus Foundation System and method for implementing an extended safety instrumented system
WO2007123753A2 (en) 2006-03-30 2007-11-01 Invensys Systems, Inc. Digital data processing apparatus and methods for improving plant performance
DE602006013632D1 (de) * 2006-09-07 2010-05-27 Dunkermotoren Gmbh Förderverfahren für Materialien, Fördereinheit und elektrischer Motor dafür
US20090302588A1 (en) * 2008-06-05 2009-12-10 Autoliv Asp, Inc. Systems and methods for airbag tether release
WO2009155483A1 (en) 2008-06-20 2009-12-23 Invensys Systems, Inc. Systems and methods for immersive interaction with actual and/or simulated facilities for process, environmental and industrial control
US8463964B2 (en) 2009-05-29 2013-06-11 Invensys Systems, Inc. Methods and apparatus for control configuration with enhanced change-tracking
US8127060B2 (en) 2009-05-29 2012-02-28 Invensys Systems, Inc Methods and apparatus for control configuration with control objects that are fieldbus protocol-aware
US8793096B2 (en) 2011-06-24 2014-07-29 Caterpillar Inc. System and method for power and data delivery on a machine
US10228679B2 (en) * 2011-11-11 2019-03-12 Rockwell Automation Technologies, Inc. Control environment command execution
US9081653B2 (en) 2011-11-16 2015-07-14 Flextronics Ap, Llc Duplicated processing in vehicles
DE102012002494A1 (de) * 2012-02-10 2013-08-14 Phoenix Contact Gmbh & Co. Kg Alternative Synchronisationsverbindungen zwischen redundanten Steuerungseinrichtungen
FR3010540B1 (fr) * 2013-09-10 2015-08-14 Schneider Electric Ind Sas Systeme d'automatisme comprenant plusieurs controleurs logiques programmables connectes sur un reseau de communication
US9604585B2 (en) * 2014-07-11 2017-03-28 Ford Global Technologies, Llc Failure management in a vehicle
JP6917924B2 (ja) * 2018-03-09 2021-08-11 株式会社日立ハイテク 分散制御システム及びその通信制御方法
US11797351B2 (en) * 2021-04-28 2023-10-24 Salesforce, Inc. High-availability continuous delivery of datacenter builds on cloud computing platforms

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3377623A (en) * 1965-09-29 1968-04-09 Foxboro Co Process backup system
DE1549397B2 (de) * 1967-06-16 1972-09-14 Chemische Werke Hüls AG, 4370 Mari Verfahren zur automatischen steuerung chemischer anlagen
GB1412246A (en) * 1971-09-29 1975-10-29 Kent Automation Systems Ltd Computer control arrangements
BE789828A (nl) * 1972-10-09 1973-04-09 Bell Telephone Mfg Gegevensverwerkend besturingsstelsel.
US4099241A (en) * 1973-10-30 1978-07-04 Telefonaktiebolaget L M Ericsson Apparatus for facilitating a cooperation between an executive computer and a reserve computer
US4133027A (en) * 1977-09-13 1979-01-02 Honeywell Inc. Process control system with backup process controller
US4141066A (en) * 1977-09-13 1979-02-20 Honeywell Inc. Process control system with backup process controller

Also Published As

Publication number Publication date
US4347563A (en) 1982-08-31
ES8304333A1 (es) 1983-02-16

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