NL187180C - Veiligheidsschakelinrichting. - Google Patents

Veiligheidsschakelinrichting.

Info

Publication number
NL187180C
NL187180C NLAANVRAGE7514440,A NL7514440A NL187180C NL 187180 C NL187180 C NL 187180C NL 7514440 A NL7514440 A NL 7514440A NL 187180 C NL187180 C NL 187180C
Authority
NL
Netherlands
Prior art keywords
switching device
safety switching
safety
switching
Prior art date
Application number
NLAANVRAGE7514440,A
Other languages
English (en)
Dutch (nl)
Other versions
NL187180B (nl
NL7514440A (nl
Inventor
Claude Lefebvre
Jean-Paul Therond
Original Assignee
Commissariat Energie Atomique
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
Priority claimed from FR7440770A external-priority patent/FR2294516A1/fr
Priority claimed from FR7440771A external-priority patent/FR2294593A1/fr
Application filed by Commissariat Energie Atomique filed Critical Commissariat Energie Atomique
Publication of NL7514440A publication Critical patent/NL7514440A/xx
Publication of NL187180B publication Critical patent/NL187180B/xx
Application granted granted Critical
Publication of NL187180C publication Critical patent/NL187180C/xx

Links

Classifications

    • 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
    • H03K19/007—Fail-safe circuits
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C7/00—Control of nuclear reaction
    • G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • G21C7/08—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
    • G21C7/12—Means for moving control elements to desired position
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C7/00—Control of nuclear reaction
    • G21C7/36—Control circuits
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C9/00—Emergency protection arrangements structurally associated with the reactor, e.g. safety valves provided with pressure equalisation devices
    • G21C9/02—Means for effecting very rapid reduction of the reactivity factor under fault conditions, e.g. reactor fuse; Control elements having arrangements activated in an emergency
    • 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)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Automation & Control Theory (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Electromagnetism (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • Safety Devices In Control Systems (AREA)
  • Inverter Devices (AREA)
  • Rectifiers (AREA)
  • Control Of Voltage And Current In General (AREA)
  • Power Conversion In General (AREA)
  • Protection Of Static Devices (AREA)
NLAANVRAGE7514440,A 1974-12-11 1975-12-11 Veiligheidsschakelinrichting. NL187180C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7440770A FR2294516A1 (fr) 1974-12-11 1974-12-11 Appareil a securite positive ayant les fonctions de relais de commande et de regulation de courant
FR7440771A FR2294593A1 (fr) 1974-12-11 1974-12-11 Circuit logique autoalimente " et " de type dynamique a securite positive et application dudit circuit " et "

Publications (3)

Publication Number Publication Date
NL7514440A NL7514440A (nl) 1976-06-15
NL187180B NL187180B (nl) 1991-01-16
NL187180C true NL187180C (nl) 1991-06-17

Family

ID=26218638

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7514440,A NL187180C (nl) 1974-12-11 1975-12-11 Veiligheidsschakelinrichting.

Country Status (8)

Country Link
US (1) US4054486A (sv)
JP (1) JPS5927923B2 (sv)
DE (1) DE2555603C2 (sv)
ES (1) ES443405A1 (sv)
GB (1) GB1546587A (sv)
IT (1) IT1051471B (sv)
NL (1) NL187180C (sv)
SE (1) SE426527B (sv)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4186048A (en) * 1976-09-07 1980-01-29 General Atomic Company Neutron flux monitoring system
US4363778A (en) * 1980-05-15 1982-12-14 The Babcock & Wilcox Company Monitor circuit for a control rod drive mechanism
FR2494877A1 (fr) * 1980-11-26 1982-05-28 Commissariat Energie Atomique Systeme logique de securite pour declencher l'action de protection d'un actionneur de surete
US4427620A (en) 1981-02-04 1984-01-24 Westinghouse Electric Corp. Nuclear reactor power supply
FR2518288A1 (fr) * 1981-12-11 1983-06-17 Commissariat Energie Atomique Dispositif de declenchement d'un actionneur de surete
US4661310A (en) * 1983-10-27 1987-04-28 Westinghouse Electric Corp Pulsed multichannel protection system with saturable core magnetic logic units
US4697093A (en) * 1985-01-23 1987-09-29 Westinghouse Electric Corp. Testable, fault-tolerant power interface circuit for controlling plant process equipment
DE3802123C2 (de) * 1988-01-26 1996-11-14 Vdo Schindling Sicherheitseinrichtung
FR2704954B1 (fr) * 1993-05-06 1995-07-28 Matra Transport Dispositif et procédé de commande de sécurité à sortie analogique de puissance.
US6049578A (en) * 1997-06-06 2000-04-11 Abb Combustion Engineering Nuclear Power, Inc. Digital plant 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
GB2326779B (en) * 1997-06-27 2001-06-06 Solartron Group Ltd Fail-safe system
US10304575B2 (en) * 2013-12-26 2019-05-28 Nuscale Power, Llc Actuating a nuclear reactor safety device
CN104616705B (zh) * 2015-01-09 2017-08-29 中广核研究院有限公司 反应堆控制棒控制系统
KR102568408B1 (ko) 2016-12-30 2023-08-18 뉴스케일 파워, 엘엘씨 제어봉 감쇠 시스템

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB908843A (en) * 1960-05-12 1962-10-24 Cole E K Ltd Improvements in or relating to electric control or monitoring equipment or apparatus
US3191115A (en) * 1960-11-22 1965-06-22 Gen Mills Inc Direct-current to alternating-current inverter
US3178635A (en) * 1961-05-11 1965-04-13 Gen Motors Corp Static inverter
US3425903A (en) * 1967-09-15 1969-02-04 Combustion Eng Nuclear power plant protective system employing logic materices
US3657660A (en) * 1970-07-24 1972-04-18 Bendix Corp Error detecting and failure indicating system and method in a servo loop
US3888772A (en) * 1972-04-04 1975-06-10 Westinghouse Electric Corp Communication between redundant protection and safeguards logic systems within nuclear reactor power plants by means of light
IT957627B (it) * 1972-04-14 1973-10-20 Cnen Dispositivo elettromagnetico di sicurezza per l agganciamento delle barre di controllo e sicurez za di un reattore nucleare con logi ca di sgancio intrinseca
US3931522A (en) * 1974-09-27 1976-01-06 The United States Of America As Represented By The United States Energy Research And Development Administration Period meter for reactors

Also Published As

Publication number Publication date
DE2555603C2 (de) 1986-07-24
DE2555603A1 (de) 1976-06-16
IT1051471B (it) 1981-04-21
US4054486A (en) 1977-10-18
ES443405A1 (es) 1977-09-16
JPS5927923B2 (ja) 1984-07-09
SE7513942L (sv) 1976-06-14
GB1546587A (en) 1979-05-23
NL187180B (nl) 1991-01-16
SE426527B (sv) 1983-01-24
NL7514440A (nl) 1976-06-15
JPS5183997A (en) 1976-07-22

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee