EP3170082A4 - Partial redundancy for i/o modules or channels in distributed control systems - Google Patents

Partial redundancy for i/o modules or channels in distributed control systems Download PDF

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Publication number
EP3170082A4
EP3170082A4 EP14897648.3A EP14897648A EP3170082A4 EP 3170082 A4 EP3170082 A4 EP 3170082A4 EP 14897648 A EP14897648 A EP 14897648A EP 3170082 A4 EP3170082 A4 EP 3170082A4
Authority
EP
European Patent Office
Prior art keywords
modules
channels
control systems
distributed control
partial 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Withdrawn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
EP14897648.3A
Other languages
German (de)
French (fr)
Other versions
EP3170082A1 (en
Inventor
Dinesh Kumar Kn
Paul Gerhart
Sai Krishnan JAGNNATHAN
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.)
Honeywell International Inc
Original Assignee
Honeywell 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 Honeywell International Inc filed Critical Honeywell International Inc
Publication of EP3170082A1 publication Critical patent/EP3170082A1/en
Publication of EP3170082A4 publication Critical patent/EP3170082A4/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Withdrawn legal-status Critical Current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
    • G06F11/2002—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
    • G06F11/2005—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 controllers
    • 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
    • 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
    • G06F11/2017—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 memory access, memory control or I/O control functionality is redundant
    • 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
    • G05B2219/14016—Triple plc's, processors and dual I-O, triple modular redundant
    • 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
    • G05B2219/14126—Redundant I-O points, two sensors, actuators for same point
    • 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
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37325—Multisensor integration, fusion, redundant
    • 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
    • G05B2219/30—Nc systems
    • G05B2219/42—Servomotor, servo controller kind till VSS
    • G05B2219/42318—Using two, more, redundant measurements or scales to detect bad function
    • 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
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
    • G06F11/0745—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in an input/output transactions management context
    • 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
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy

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)
  • Safety Devices In Control Systems (AREA)
EP14897648.3A 2014-07-15 2014-07-15 Partial redundancy for i/o modules or channels in distributed control systems Withdrawn EP3170082A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2014/046697 WO2016010521A1 (en) 2014-07-15 2014-07-15 Partial redundancy for i/o modules or channels in distributed control systems

Publications (2)

Publication Number Publication Date
EP3170082A1 EP3170082A1 (en) 2017-05-24
EP3170082A4 true EP3170082A4 (en) 2018-05-30

Family

ID=55078856

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14897648.3A Withdrawn EP3170082A4 (en) 2014-07-15 2014-07-15 Partial redundancy for i/o modules or channels in distributed control systems

Country Status (2)

Country Link
EP (1) EP3170082A4 (en)
WO (1) WO2016010521A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111525919B (en) * 2020-05-27 2023-09-26 上海微阱电子科技有限公司 Redundant structure with feedback correction

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4416795A1 (en) * 1994-05-06 1995-11-16 Mannesmann Ag Redundant-configurable data transfer system for programmable controller in industrial process
DE19928517A1 (en) * 1999-06-22 2001-01-11 Pilz Gmbh & Co Control system for controlling safety-critical processes
US20120311223A1 (en) * 2009-12-07 2012-12-06 Fujitsu Limited Information system
US20140097700A1 (en) * 2012-10-05 2014-04-10 Fisher-Rosemount Systems, Inc. Safety instrumented process control apparatus and methods

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060233204A1 (en) * 2005-04-19 2006-10-19 Pomaranski Ken G Redundant I/O interface management
DE102007045398A1 (en) * 2007-09-21 2009-04-02 Continental Teves Ag & Co. Ohg Integrated microprocessor system for safety-critical regulations
JP4743282B2 (en) * 2009-01-26 2011-08-10 横河電機株式会社 Redundant input / output module
US20110161538A1 (en) * 2009-12-31 2011-06-30 Schneider Electric USA, Inc. Method and System for Implementing Redundant Network Interface Modules in a Distributed I/O System

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4416795A1 (en) * 1994-05-06 1995-11-16 Mannesmann Ag Redundant-configurable data transfer system for programmable controller in industrial process
DE19928517A1 (en) * 1999-06-22 2001-01-11 Pilz Gmbh & Co Control system for controlling safety-critical processes
US20120311223A1 (en) * 2009-12-07 2012-12-06 Fujitsu Limited Information system
US20140097700A1 (en) * 2012-10-05 2014-04-10 Fisher-Rosemount Systems, Inc. Safety instrumented process control apparatus and methods

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016010521A1 *

Also Published As

Publication number Publication date
WO2016010521A1 (en) 2016-01-21
EP3170082A1 (en) 2017-05-24

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