DE3166996D1 - Logical safety device for releasing the protection action of a safety actuator - Google Patents

Logical safety device for releasing the protection action of a safety actuator

Info

Publication number
DE3166996D1
DE3166996D1 DE8181401865T DE3166996T DE3166996D1 DE 3166996 D1 DE3166996 D1 DE 3166996D1 DE 8181401865 T DE8181401865 T DE 8181401865T DE 3166996 T DE3166996 T DE 3166996T DE 3166996 D1 DE3166996 D1 DE 3166996D1
Authority
DE
Germany
Prior art keywords
safety
releasing
protection action
logical
actuator
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.)
Expired
Application number
DE8181401865T
Other languages
English (en)
Inventor
Yves Plaige
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.)
Merlin Gerin SA
Areva NP SAS
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Merlin Gerin SA
Framatome SA
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 Commissariat a lEnergie Atomique CEA, Merlin Gerin SA, Framatome SA filed Critical Commissariat a lEnergie Atomique CEA
Application granted granted Critical
Publication of DE3166996D1 publication Critical patent/DE3166996D1/de
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
    • G06F11/22—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
    • G06F11/2215—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 to test error correction or detection circuits
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/003—Modifications for increasing the reliability for protection
    • H03K19/00392—Modifications for increasing the reliability for protection by circuit redundancy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Plasma & Fusion (AREA)
  • Safety Devices In Control Systems (AREA)
  • Testing And Monitoring For Control Systems (AREA)
DE8181401865T 1980-11-26 1981-11-24 Logical safety device for releasing the protection action of a safety actuator Expired DE3166996D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8025068A FR2494877A1 (fr) 1980-11-26 1980-11-26 Systeme logique de securite pour declencher l'action de protection d'un actionneur de surete

Publications (1)

Publication Number Publication Date
DE3166996D1 true DE3166996D1 (en) 1984-12-06

Family

ID=9248362

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181401865T Expired DE3166996D1 (en) 1980-11-26 1981-11-24 Logical safety device for releasing the protection action of a safety actuator

Country Status (7)

Country Link
US (1) US4562035A (de)
EP (1) EP0053082B1 (de)
JP (1) JPS57156589A (de)
KR (1) KR880002046B1 (de)
DE (1) DE3166996D1 (de)
FR (1) FR2494877A1 (de)
ZA (1) ZA817953B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4697093A (en) * 1985-01-23 1987-09-29 Westinghouse Electric Corp. Testable, fault-tolerant power interface circuit for controlling plant process equipment
US4687623A (en) * 1985-10-31 1987-08-18 Westinghouse Electric Corp. Self-compensating voted logic power interface with tester
US4683105A (en) * 1985-10-31 1987-07-28 Westinghouse Electric Corp. Testable, fault-tolerant power interface circuit for normally de-energized loads
US4664870A (en) * 1985-10-31 1987-05-12 Westinghouse Electric Corp. Testable voted logic power interface
US5621776A (en) * 1995-07-14 1997-04-15 General Electric Company Fault-tolerant reactor protection system
US6484126B1 (en) * 1997-06-06 2002-11-19 Westinghouse Electric Company Llc Digital plant protection system with engineered safety features component control system
KR100737069B1 (ko) * 1998-09-18 2007-07-06 웨스팅하우스 일레트릭 캄파니 엘엘씨 공학적 안전 설비 기기 제어 계통 및 그 구현 방법
CN115237046B (zh) * 2022-07-21 2024-08-20 中国核动力研究设计院 一种安注信号手动禁止方法、装置、终端及可读存储介质

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1176288B (de) * 1962-06-01 1964-08-20 Siemens Ag Reaktorsicherheitsschaltung nach dem 2-von-3-System
US3424652A (en) * 1966-04-26 1969-01-28 Kernforschung Gmbh Ges Fuer Method and device for the supervision of installations,in particular safety switching system of nuclear reactors
US3437556A (en) * 1967-10-23 1969-04-08 Combustion Eng Test circuit for reactor safety control system
GB1253309A (en) * 1969-11-21 1971-11-10 Marconi Co Ltd Improvements in or relating to data processing arrangements
DE2020940B2 (de) * 1970-04-29 1973-05-03 Siemens AG, 1000 Berlin u. 8000 München Einrichtung zur funktionsueberwachung der einzelnen regelstraenge eines analogen mehrkanaligen regelsystems
GB1308497A (en) * 1970-09-25 1973-02-21 Marconi Co Ltd Data processing arrangements
US4016034A (en) * 1974-07-19 1977-04-05 Combustion Engineering, Inc. Nuclear reactor control override system and method
GB1546587A (en) * 1974-12-11 1979-05-23 Commissariat Energie Atomique Positive-safety units haveing the functions of control relay and current regulation
US4060716A (en) * 1975-05-19 1977-11-29 Rockwell International Corporation Method and apparatus for automatic abnormal events monitor in operating plants
BE847141A (fr) * 1976-10-11 1977-04-12 Acec Installation de commande de processus.
US4184514A (en) * 1978-01-11 1980-01-22 The United States Of America As Represented By The United States Department Of Energy Valve system incorporating single failure protection logic
US4255234A (en) * 1978-10-12 1981-03-10 Westinghouse Electric Corp. Automatic flux mapping system
US4308099A (en) * 1979-01-22 1981-12-29 The Babcock & Wilcox Company Nuclear reactor safety system
US4363778A (en) * 1980-05-15 1982-12-14 The Babcock & Wilcox Company Monitor circuit for a control rod drive mechanism
US4434132A (en) * 1981-04-09 1984-02-28 Westinghouse Electric Corp. Power supply with nuclear reactor

Also Published As

Publication number Publication date
JPH0338601B2 (de) 1991-06-11
FR2494877A1 (fr) 1982-05-28
ZA817953B (en) 1982-12-29
FR2494877B1 (de) 1983-11-25
EP0053082A1 (de) 1982-06-02
US4562035A (en) 1985-12-31
KR830008340A (ko) 1983-11-18
JPS57156589A (en) 1982-09-27
KR880002046B1 (ko) 1988-10-13
EP0053082B1 (de) 1984-10-31

Similar Documents

Publication Publication Date Title
DE3371548D1 (en) Safety device
GB2072116B (en) Safety device for aircraft
JPS57100009A (en) Safety device for motor-saw
DE3375384D1 (en) A safety closure
GB8310121D0 (en) Safety device
JPS55100480A (en) Safety pressure release device
ZA8160B (en) Safety valve
GB2106855B (en) A safety device
JPS576472A (en) File protecting actuator
GB8300335D0 (en) Safety closure device
JPS54161117A (en) Safety device for actuator
JPS56138577A (en) Safety valve device
JPS5787600A (en) Fuse safety device
JPS55163373A (en) Safety sealing device at fire
DE3166996D1 (en) Logical safety device for releasing the protection action of a safety actuator
GB2125581B (en) A controlled safety valve
JPS5655703A (en) Safety device for actuator
PT75392A (en) Safety device for a projectile
JPS56149995A (en) Safety device for crane
DE3163822D1 (en) Valve having a safety device preventing unintentional removal of the operating member
GB2074673B (en) Overspeed safety braking device
DE3272174D1 (en) Overspeed safety device
ZA829069B (en) Safety actuator release device
DE3369722D1 (en) Safety valve control device
GB8305721D0 (en) Safety device

Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee