ES2074680T3 - Esqueleto desmontable de un ensamblaje de combustible nuclear. - Google Patents

Esqueleto desmontable de un ensamblaje de combustible nuclear.

Info

Publication number
ES2074680T3
ES2074680T3 ES91403443T ES91403443T ES2074680T3 ES 2074680 T3 ES2074680 T3 ES 2074680T3 ES 91403443 T ES91403443 T ES 91403443T ES 91403443 T ES91403443 T ES 91403443T ES 2074680 T3 ES2074680 T3 ES 2074680T3
Authority
ES
Spain
Prior art keywords
fuel assembly
nuclear fuel
skeleton
bottom cover
guide tube
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 - Lifetime
Application number
ES91403443T
Other languages
English (en)
Inventor
Michel Verdier
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
Orano Demantelement SAS
Original Assignee
Framatome SA
Compagnie Generale des Matieres Nucleaires 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, Compagnie Generale des Matieres Nucleaires SA filed Critical Framatome SA
Application granted granted Critical
Publication of ES2074680T3 publication Critical patent/ES2074680T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G21C3/334—Assembling, maintenance or repair of the bundles
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Abstract

EL ESQUELETO, UTILIZABLE EN PARTICULAR EN UN CONJUNTO COMBUSTIBLE PARA REACTOR ENFRIADO Y MODERADO POR AGUA LIGERA, COMPRENDE DOS CONTERAS (10, 12) CONECTADAS POR TUBOS GUIAS (14). LOS MEDIOS DE ENLACE ENTRE CADA TUBO GUIA (14) COMPRENDEN UN HUSILLO (16) PERFORADO POR UN AGUJERO DE PASO DE REFRIGERANTE, QUE TIENE UNA PARTE ALTA FIJADA EN EL TUBO GUIA Y UNA PARTE BAJA EN VOLADIZO QUE PRESENTA UN RESALTE (28), DIRIGIDO HACIA UN PASO REALIZADO EN LA CONTERA INFERIOR Y QUE ESTA FRACCIONADA EN VARIOS DEDOS ELASTICOS (24) TENIENDO CADA UNO UN RESALTE (26) DIRIGIDO HACIA ARRIBA, DE ENGANCHE SOBRE LA CONTERA INFERIOR (14).
ES91403443T 1990-12-21 1991-12-18 Esqueleto desmontable de un ensamblaje de combustible nuclear. Expired - Lifetime ES2074680T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9016121A FR2670944B1 (fr) 1990-12-21 1990-12-21 Squelette d'assemblage combustible nucleaire.

Publications (1)

Publication Number Publication Date
ES2074680T3 true ES2074680T3 (es) 1995-09-16

Family

ID=9403550

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91403443T Expired - Lifetime ES2074680T3 (es) 1990-12-21 1991-12-18 Esqueleto desmontable de un ensamblaje de combustible nuclear.

Country Status (5)

Country Link
US (1) US5232655A (es)
EP (1) EP0493201B1 (es)
DE (1) DE69111039T2 (es)
ES (1) ES2074680T3 (es)
FR (1) FR2670944B1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5367548A (en) * 1994-03-15 1994-11-22 B&W Fuel Company Guide tube retainer
US5361283A (en) * 1994-03-15 1994-11-01 B&W Fuel Company Guide tube retainer
US5663993A (en) * 1995-10-12 1997-09-02 General Electric Company Water rod flow metering within the water rod lower end plug
EP0895248A1 (en) * 1997-07-29 1999-02-03 Empresa Nacional Del Uranio, S.A. System for joining the bottom head, independent dashpot and reinforced guide tubes in nuclear reactor fuel elements
EP1916667B1 (en) * 2001-04-05 2013-05-01 Mitsubishi Heavy Industries, Ltd. Fuel assembly and thimble screw of the same
CA2742473C (en) 2008-11-12 2015-02-24 Ventana Medical Systems, Inc. Methods and apparatuses for heating slides carrying specimens
RU2391724C1 (ru) * 2008-11-26 2010-06-10 Открытое акционерное общество "Машиностроительный завод" Тепловыделяющая сборка ядерного реактора
CN109935364B (zh) * 2017-12-19 2025-01-28 中国原子能科学研究院 一种导向管连接管、上管座及燃料组件骨架
JP7731848B2 (ja) * 2022-05-30 2025-09-01 株式会社日立製作所 燃料集合体

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4126767A (en) * 1972-07-07 1978-11-21 Combustion Engineering, Inc. Bottom actuated reactor control system
US3855060A (en) * 1972-07-10 1974-12-17 Combustion Eng Bottom actuated reactor control rod devices
DE2520345A1 (de) * 1975-05-07 1976-11-18 Interatom Befestigungsanordnung fuer kernreaktorbrennstaebe o.dgl.
FR2514188B1 (fr) * 1981-10-05 1985-08-16 Framatome Sa Assemblage combustible pour un reacteur nucleaire
FR2529704B1 (fr) * 1982-07-01 1987-09-04 Commissariat Energie Atomique Dispositif de fixation demontable d'un tube guide dans la piece d'extremite d'un assemblage combustible de reacteur nucleaire
DE3228381A1 (de) * 1982-07-29 1984-03-15 Kraftwerk Union AG, 4330 Mülheim Kernreaktorbrennelement
FR2575583B1 (fr) * 1984-12-27 1987-03-06 Fragema Framatome & Cogema Dispositif de deplacement d'une grappe de crayons de commande de reacteur nucleaire
US4684499A (en) * 1985-12-10 1987-08-04 Westinghouse Electric Corp. Burnable absorber rod releasable latching structure
FR2593958B1 (fr) * 1986-01-24 1991-01-11 Framatome Sa Bague de guidage amovible et verrouillable dans une ouverture traversant une plaque et son application a un tube de guidage de reacteur nucleaire
US4716004A (en) * 1986-02-06 1987-12-29 Westinghouse Electric Corp. Thimble guide extender
EP0360664B1 (fr) * 1988-09-19 1994-06-01 Framatome Dispositif de fixation démontable d'un tube-guide dans un embout d'extrémité d'un assemblage combustible d'un réacteur nucléaire

Also Published As

Publication number Publication date
EP0493201A1 (fr) 1992-07-01
EP0493201B1 (fr) 1995-07-05
FR2670944B1 (fr) 1994-04-08
DE69111039D1 (de) 1995-08-10
DE69111039T2 (de) 1995-11-02
US5232655A (en) 1993-08-03
FR2670944A1 (fr) 1992-06-26

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