ES8701409A1 - Dispositivo de mando de dos conjuntos de varillas de regulacion desplazables verticalmente en una misma disposicion de combustible del nucleo de un reactor nuclear - Google Patents

Dispositivo de mando de dos conjuntos de varillas de regulacion desplazables verticalmente en una misma disposicion de combustible del nucleo de un reactor nuclear

Info

Publication number
ES8701409A1
ES8701409A1 ES527871A ES527871A ES8701409A1 ES 8701409 A1 ES8701409 A1 ES 8701409A1 ES 527871 A ES527871 A ES 527871A ES 527871 A ES527871 A ES 527871A ES 8701409 A1 ES8701409 A1 ES 8701409A1
Authority
ES
Spain
Prior art keywords
rod
actuating
core
reactor
fingers
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
ES527871A
Other languages
English (en)
Other versions
ES527871A0 (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.)
Areva NP SAS
Original Assignee
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 Framatome SA filed Critical Framatome SA
Publication of ES8701409A1 publication Critical patent/ES8701409A1/es
Publication of ES527871A0 publication Critical patent/ES527871A0/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G21C7/14—Mechanical drive arrangements
    • 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
    • G21C7/18—Means for obtaining differential movement of control elements
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S294/00—Handling: hand and hoist-line implements
    • Y10S294/906—Atomic fuel handler
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/22—Joints and connections with fluid pressure responsive component
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/59—Manually releaseable latch type
    • Y10T403/591—Manually releaseable latch type having operating mechanism
    • Y10T403/593—Remotely actuated

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Physical Water Treatments (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Luminescent Compositions (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)

Abstract

DISPOSITIVO DE MANDO DE DOS CONJUNTOS DE VARILLAS DE COMBUSTIBLE DE NUCLEO DE UN REACTOR NUCLEAR. COMPRENDE: UN VASTAGO DE MANDO (2) DE UN PRIMER CONJUNTO CONSTITUIDO POR UNA CAMISA CILINDRICA QUE LLEVA EN SU PARTE SUPERIOR DEDOS DE ENGANCHE MOVILES TRANSVERSALMENTE PARA VENIR A SOBRESALIR EN EL ESPACIO INTERNO DEL VASTAGO DE MANDO, Y UN DISPOSITIVO DE MANDO DE ESTOS DEDOS MONTADO SOBRE EL EXTREMO SUPERIOR DEL VASTAGO DE MANDO (2); Y UN VASTAGO DE MANDO (3) DE UN SEGUNDO CONJUNTO, QUE EN TODA SU LONGITUD TIENE UNA PARTE ENSANCHADA (3B) PROVISTA DE SEGMENTOS DE ESTANQUEIDAD (50) QUE LIMITAN EL PASO DEL FLUIDO A PRESION EN EL ESPACIO ANULAR DISPUESTO SOBRE LOS DOS VASTAGOS DE MANDO. TIENE UTILIDAD PARA MEJORAR EL RENDIMIENTO EN LOS REACTORES NUCLEARES DE AGUA A PRESION.
ES527871A 1982-12-08 1983-12-07 Dispositivo de mando de dos conjuntos de varillas de regulacion desplazables verticalmente en una misma disposicion de combustible del nucleo de un reactor nuclear Expired ES8701409A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8220543A FR2537764A1 (fr) 1982-12-08 1982-12-08 Dispositif de commande de deux grappes de crayons de reglage deplacables verticalement dans un meme assemblage combustible du coeur d'un reacteur nucleaire

Publications (2)

Publication Number Publication Date
ES8701409A1 true ES8701409A1 (es) 1986-11-16
ES527871A0 ES527871A0 (es) 1986-11-16

Family

ID=9279882

Family Applications (1)

Application Number Title Priority Date Filing Date
ES527871A Expired ES8701409A1 (es) 1982-12-08 1983-12-07 Dispositivo de mando de dos conjuntos de varillas de regulacion desplazables verticalmente en una misma disposicion de combustible del nucleo de un reactor nuclear

Country Status (12)

Country Link
US (1) US4544521A (es)
EP (1) EP0111435B1 (es)
JP (1) JPS59114490A (es)
KR (1) KR910005137B1 (es)
AT (1) ATE20694T1 (es)
BR (1) BR8306699A (es)
DE (1) DE3364446D1 (es)
ES (1) ES8701409A1 (es)
FI (1) FI77947C (es)
FR (1) FR2537764A1 (es)
YU (1) YU45580B (es)
ZA (1) ZA838914B (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0754811A1 (en) 1995-07-21 1997-01-22 Miguel Pedreno Lopez Improvements to the systems for constructing partition walls, walls and extradoses

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2547674B1 (fr) * 1983-06-17 1985-11-22 Framatome Sa Dispositif de manoeuvre d'une grappe de crayons absorbant les neutrons dans un reacteur nucleaire a eau sous pression
FR2558983B1 (fr) * 1984-01-30 1986-06-20 Framatome Sa Dispositif de pilotage du coeur d'un reacteur nucleaire
FR2562708B1 (fr) * 1984-04-10 1989-10-13 Fragema Framatome & Cogema Embout superieur pour assemblage de combustible nucleaire
FR2565396B1 (fr) * 1984-05-30 1989-06-30 Framatome Sa Procede d'exploitation d'un reacteur a eau legere et a variation de spectre
FR2575583B1 (fr) * 1984-12-27 1987-03-06 Fragema Framatome & Cogema Dispositif de deplacement d'une grappe de crayons de commande de reacteur nucleaire
FR2575581B1 (fr) * 1984-12-27 1987-03-06 Framatome & Cie Dispositif de deplacement et d'accrochage d'une grappe de crayons de commande de reacteur nucleaire
FR2575582B1 (fr) * 1984-12-28 1987-03-06 Framatome Sa Dispositif et procede d'accrochage pour tige de manoeuvre de grappe de commande dans un reacteur nucleaire
JPS61170694A (ja) * 1985-01-24 1986-08-01 株式会社日立製作所 原子炉およびその運転方法
FR2576446B1 (fr) * 1985-01-24 1987-03-27 Framatome Sa Mecanisme de commande et d'accrochage pour barre de reglage de reacteur nucleaire a caloporteur liquide
FR2576705B1 (fr) * 1985-01-28 1990-06-08 Framatome Sa Dispositif d'accouplement de barre de commande et de mecanisme d'entrainement
FR2584226B1 (fr) * 1985-07-01 1989-09-08 Framatome Sa Reacteur nucleaire muni de grappes de commande a mise en action hydraulique.
US4778645A (en) * 1985-12-09 1988-10-18 Westinghouse Electric Corp. Pressurized water reactor having disconnectable two-piece drive rod assemblies, and related methods of assembly and maintenance operations
GB8900382D0 (en) * 1989-01-09 1989-03-08 Janssen Pharmaceutica Nv 2-aminopyrimidinone derivatives
FR2730338A1 (fr) * 1995-02-03 1996-08-09 Commissariat Energie Atomique Dispositif electromagnetique pour le deplacement d'un ensemble absorbant de reacteur nucleaire
SE506576C3 (sv) * 1996-05-06 1998-02-05 Asea Atom Ab Braenslepatron foer en kokarvattenreaktor
US6059336A (en) * 1997-12-22 2000-05-09 Kvaernet Oilfield Products Hydraulically actuated mechanical coupler
FR3045199B1 (fr) * 2015-12-15 2018-01-26 Areva Np Grappe absorbante et crayon absorbant pour reacteur nucleaire
CN110114837B (zh) 2016-12-30 2023-10-10 纽斯高动力有限责任公司 具有远程断开机构的控制棒驱动机构(crdm)
US11355252B2 (en) 2016-12-30 2022-06-07 Nuscale Power, Llc Control rod drive mechanism with heat pipe cooling
US11024433B2 (en) 2016-12-30 2021-06-01 Nuscale Power, Llc Control rod damping system
CN111081394A (zh) * 2019-12-31 2020-04-28 中国核动力研究设计院 一种小型核反应堆反应性控制装置
CN113838585B (zh) * 2021-09-22 2023-11-10 中国原子能科学研究院 一种控制棒驱动机构、对接分离装置及操作方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1454432A (fr) * 1964-07-10 1966-02-11 Atomic Energy Authority Uk Commande des réacteurs nucléaires
FR1475017A (fr) * 1966-02-18 1967-03-31 Commissariat Energie Atomique Barre de contrôle multiple pour réacteur nucléaire
DE2044303C3 (de) * 1970-09-08 1974-06-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Doppelsteuerelement für Druckwasserreaktoren
FR2320616A1 (fr) * 1975-08-05 1977-03-04 Commissariat Energie Atomique Dispositif d'extraction et d'introduction d'une capsule d'irradiation dans un assemblage combustible
FR2465911A1 (fr) * 1979-09-19 1981-03-27 Framatome Sa Dispositif d'accouplement et de desaccouplement a distance de deux elements de grande longueur disposes coaxialement et bout a bout
US4423002A (en) * 1979-12-19 1983-12-27 Framatome Apparatus for controlling a nuclear reactor by vertical displacement of a unit absorbing neutrons
US4382711A (en) * 1980-08-29 1983-05-10 Framatome Device for the remote coupling and uncoupling of two elements of great length disposed coaxially and end to end
US4439054A (en) * 1980-12-16 1984-03-27 Westinghouse Electric Corp. Latching mechanism
US4381284A (en) * 1980-12-16 1983-04-26 Westinghouse Electric Corp. Fuel assembly for a nuclear reactor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0754811A1 (en) 1995-07-21 1997-01-22 Miguel Pedreno Lopez Improvements to the systems for constructing partition walls, walls and extradoses

Also Published As

Publication number Publication date
JPH0339597B2 (es) 1991-06-14
EP0111435B1 (fr) 1986-07-09
BR8306699A (pt) 1984-07-17
FR2537764A1 (fr) 1984-06-15
KR840007049A (ko) 1984-12-04
JPS59114490A (ja) 1984-07-02
EP0111435A1 (fr) 1984-06-20
ZA838914B (en) 1984-08-29
KR910005137B1 (ko) 1991-07-23
ATE20694T1 (de) 1986-07-15
DE3364446D1 (en) 1986-08-14
ES527871A0 (es) 1986-11-16
FI834497A (fi) 1984-06-09
YU45580B (sh) 1992-07-20
YU239383A (en) 1987-12-31
FR2537764B1 (es) 1985-04-26
FI834497A0 (fi) 1983-12-08
FI77947B (fi) 1989-01-31
FI77947C (fi) 1989-05-10
US4544521A (en) 1985-10-01

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19981103