ES2184207T3 - Placa de rejilla para elementos de combustible nuclear y rejilla provista de dichas placas. - Google Patents

Placa de rejilla para elementos de combustible nuclear y rejilla provista de dichas placas.

Info

Publication number
ES2184207T3
ES2184207T3 ES98401728T ES98401728T ES2184207T3 ES 2184207 T3 ES2184207 T3 ES 2184207T3 ES 98401728 T ES98401728 T ES 98401728T ES 98401728 T ES98401728 T ES 98401728T ES 2184207 T3 ES2184207 T3 ES 2184207T3
Authority
ES
Spain
Prior art keywords
grid
plates
nuclear fuel
fuel elements
plate
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
ES98401728T
Other languages
English (en)
Inventor
Bernard Petit
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 ANP SAS
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 ANP SAS filed Critical Framatome ANP SAS
Application granted granted Critical
Publication of ES2184207T3 publication Critical patent/ES2184207T3/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
    • G21C3/34—Spacer grids
    • G21C3/356—Spacer grids being provided with fuel element supporting members
    • G21C3/3563—Supporting members formed only by deformations in the strips
    • 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
    • G21C3/322—Means to influence the coolant flow through or around 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)
  • Structure Of Emergency Protection For Nuclear Reactors (AREA)
  • Fuel Cell (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Cell Electrode Carriers And Collectors (AREA)

Abstract

LA INVENCION SE REFIERE A UNA PLACA DE RETICULADO PARA CONJUNTO COMBUSTIBLE EN LA QUE SE HAN PREVISTO, A INTERVALOS REGULARES, UNAS MUESCAS (16) DE ENSAMBLAJE CON PLACAS TRANSVERSALES Y, AL MENOS ENTRE ALGUNOS PARES DE MUESCAS, UNAS PROMINENCIAS (28) PARA LA SUJECION DE LA BARRA DE COMBUSTIBLE EN LAS CELULAS. EL BORDE SUPERIOR DE LA PLACA PRESENTA, AL MENOS EN LAS CARAS DESTINADAS A BORDEAR UNA CELULA, UN BISEL DE PERFIL CONCAVO.
ES98401728T 1997-07-11 1998-07-08 Placa de rejilla para elementos de combustible nuclear y rejilla provista de dichas placas. Expired - Lifetime ES2184207T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9708874A FR2766004B1 (fr) 1997-07-11 1997-07-11 Plaquettes de grille pour assemblage combustible nucleaire et grille comportant de telles plaquettes

Publications (1)

Publication Number Publication Date
ES2184207T3 true ES2184207T3 (es) 2003-04-01

Family

ID=9509160

Family Applications (1)

Application Number Title Priority Date Filing Date
ES98401728T Expired - Lifetime ES2184207T3 (es) 1997-07-11 1998-07-08 Placa de rejilla para elementos de combustible nuclear y rejilla provista de dichas placas.

Country Status (5)

Country Link
US (1) US6332012B1 (es)
EP (1) EP0890958B1 (es)
DE (1) DE69808391T2 (es)
ES (1) ES2184207T3 (es)
FR (1) FR2766004B1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2239892C2 (ru) * 1999-02-15 2004-11-10 Фраматом Анп Способ получения тонких элементов из сплава на основе циркония и пластины, получаемые этим способом
US9144803B2 (en) 2011-06-24 2015-09-29 Vecoplan Llc Shredder with multi-point cutters

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2326151A1 (de) * 1972-06-27 1974-01-24 Combustion Eng Kernreaktor-brennstoffelementanordnung
US4756878A (en) * 1986-12-01 1988-07-12 Advanced Nuclear Fuels Corporation Grid spacer and method of making same
US4775510A (en) * 1986-12-22 1988-10-04 Combustion Engineering, Inc. Nuclear fuel assembly hollow flow deflector
US4879090A (en) * 1987-08-24 1989-11-07 Combustion Engineering, Inc. Split vaned nuclear fuel assembly grid
JPH01169792A (ja) * 1987-12-23 1989-07-05 Matsushita Electric Ind Co Ltd テープカセット
US4923669A (en) * 1989-02-21 1990-05-08 Westinghouse Electric Corp. Nuclear fuel rod grid spring and dimple structures having chamfered edges for reduced pressure drop
GB9100116D0 (en) * 1991-01-04 1991-02-20 Vickers Plc Hydrodynamic fin for water-borne craft
JP3095311B2 (ja) * 1993-05-25 2000-10-03 株式会社日立製作所 燃料集合体
US5444748A (en) * 1994-04-04 1995-08-22 Westinghouse Electric Corporation Grid structure for supporting fuel rods in a nuclear reactor

Also Published As

Publication number Publication date
EP0890958A1 (fr) 1999-01-13
EP0890958B1 (fr) 2002-10-02
DE69808391D1 (de) 2002-11-07
FR2766004B1 (fr) 1999-12-03
DE69808391T2 (de) 2003-01-30
US6332012B1 (en) 2001-12-18
FR2766004A1 (fr) 1999-01-15

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