ATE238574T1 - Redundantes prozesssteuerungssystem - Google Patents

Redundantes prozesssteuerungssystem

Info

Publication number
ATE238574T1
ATE238574T1 AT98870165T AT98870165T ATE238574T1 AT E238574 T1 ATE238574 T1 AT E238574T1 AT 98870165 T AT98870165 T AT 98870165T AT 98870165 T AT98870165 T AT 98870165T AT E238574 T1 ATE238574 T1 AT E238574T1
Authority
AT
Austria
Prior art keywords
signals
programable
mem1
plc
comparator
Prior art date
Application number
AT98870165T
Other languages
English (en)
Inventor
Joseph Claes
Original Assignee
Cegelec Acec S A
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 Cegelec Acec S A filed Critical Cegelec Acec S A
Application granted granted Critical
Publication of ATE238574T1 publication Critical patent/ATE238574T1/de

Links

Classifications

    • 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
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
    • G05B23/0224—Process history based detection method, e.g. whereby history implies the availability of large amounts of data
    • G05B23/0227—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions
    • G05B23/0235—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions based on a comparison with predetermined threshold or range, e.g. "classical methods", carried out during normal operation; threshold adaptation or choice; when or how to compare with the threshold
    • 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
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
    • G05B23/0267—Fault communication, e.g. human machine interface [HMI]
    • G05B23/027—Alarm generation, e.g. communication protocol; Forms of alarm

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Human Computer Interaction (AREA)
  • Safety Devices In Control Systems (AREA)
  • Programmable Controllers (AREA)
  • Hardware Redundancy (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
AT98870165T 1998-07-29 1998-07-29 Redundantes prozesssteuerungssystem ATE238574T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP98870165A EP0977098B1 (de) 1998-07-29 1998-07-29 Redundantes Prozesssteuerungssystem

Publications (1)

Publication Number Publication Date
ATE238574T1 true ATE238574T1 (de) 2003-05-15

Family

ID=8237072

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98870165T ATE238574T1 (de) 1998-07-29 1998-07-29 Redundantes prozesssteuerungssystem

Country Status (4)

Country Link
US (1) US6424258B1 (de)
EP (1) EP0977098B1 (de)
AT (1) ATE238574T1 (de)
DE (1) DE69813790D1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10064673B4 (de) 2000-12-22 2005-02-24 Renk Ag Fehlertolerante elektromechanische Stelleinrichtung
GB0307032D0 (en) * 2003-03-26 2003-04-30 Rolls Royce Plc A control system
US7610119B2 (en) * 2003-07-08 2009-10-27 Omron Corporation Safety controller and system using same
EP1591849A1 (de) * 2004-04-27 2005-11-02 Siemens Aktiengesellschaft Redundantes Automatisierungssystem umfassend ein Master- und ein Stand-by-Automatisierungsgerät
CH697274B1 (de) * 2004-09-09 2008-07-31 Alstom Technology Ltd Regelungsvorrichtung zur redundant abgesicherten Überwachung und Regelung einer Anlage.
US20060178857A1 (en) * 2005-02-10 2006-08-10 Barajas Leandro G Quasi-redundant smart sensing topology
US20060176823A1 (en) * 2005-02-10 2006-08-10 Barajas Leandro G Smart actuator topology
FR2907234B1 (fr) * 2006-10-13 2009-01-16 Thales Sa Procede et dispositif d'identification d'un capteur principal defaillant appartenant a une chaine de commande
CN101580073B (zh) * 2008-05-12 2012-01-25 卡斯柯信号有限公司 计算机联锁***码位级冗余方法
CN102209982B (zh) * 2008-09-30 2013-11-20 沙特***石油公司 用于在控制和安全***之间的改进协作的***和方法
KR101178186B1 (ko) * 2011-04-28 2012-08-29 주식회사 유디엠텍 Ｐｃ 기반 시스템에서 피엘씨 신호 패턴을 이용하여 다수의 설비로 구성된 자동화 라인의 비정상 상태 알람 방법.
DE102011102274B4 (de) 2011-05-23 2012-12-06 Pilz Gmbh & Co. Kg Verfahren zum Betreiben eines Sicherheitssteuergeräts
US10073431B2 (en) * 2014-04-24 2018-09-11 Mitsubishi Electric Corporation PLC unit and programmable logic controller
ES2905268T3 (es) 2014-07-30 2022-04-07 Siemens Ag Protección de un componente de automatización contra manipulaciones de programa mediante coincidencia de firmas
WO2019034971A1 (en) * 2017-08-13 2019-02-21 Si-Ga Data Security (2014) Ltd. THREAT DETECTION SYSTEM FOR INDUSTRIAL CONTROL DEVICES
CN109448340B (zh) * 2018-12-25 2023-08-08 佛山科学技术学院 一种公交车预警单元

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4427620A (en) * 1981-02-04 1984-01-24 Westinghouse Electric Corp. Nuclear reactor power supply
US4752869A (en) * 1985-05-09 1988-06-21 Westinghouse Electric Corp. Auxiliary reactor protection system
US4787041A (en) * 1985-08-01 1988-11-22 Honeywell Data control system for digital automatic flight control system channel with plural dissimilar data processing
US4692299A (en) * 1985-10-18 1987-09-08 Westinghouse Electric Corp. Testing sensor signal processors
JPH0731537B2 (ja) * 1987-09-11 1995-04-10 株式会社日立製作所 多重化制御装置
US4962368A (en) * 1989-05-04 1990-10-09 General Signal Corporation Reliability and workability test apparatus for an environmental monitoring system
JP2857298B2 (ja) * 1993-03-16 1999-02-17 ホーチキ株式会社 防災監視装置
DE4429157A1 (de) * 1994-08-17 1996-02-22 Kromschroeder Ag G Verfahren zur Funktionsüberwachung eines Steuer- und Regelsystems
US6167547A (en) * 1996-06-20 2000-12-26 Ce Nuclear Power Llc Automatic self-test system utilizing multi-sensor, multi-channel redundant monitoring and control circuits

Also Published As

Publication number Publication date
EP0977098A1 (de) 2000-02-02
US6424258B1 (en) 2002-07-23
EP0977098B1 (de) 2003-04-23
DE69813790D1 (de) 2003-05-28

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