PH18844A - A spacer grating for fuel element in a nuclear reactor - Google Patents

A spacer grating for fuel element in a nuclear reactor

Info

Publication number
PH18844A
PH18844A PH25107A PH25107A PH18844A PH 18844 A PH18844 A PH 18844A PH 25107 A PH25107 A PH 25107A PH 25107 A PH25107 A PH 25107A PH 18844 A PH18844 A PH 18844A
Authority
PH
Philippines
Prior art keywords
nuclear reactor
fuel element
spacer grating
grating
spacer
Prior art date
Application number
PH25107A
Other languages
English (en)
Inventor
Joseph Leclercq
Jacques Le Pargneux
Claude Feutrel
Guy Lestiboudois
Michel Chantant
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9237742&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PH18844(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Framatome Sa filed Critical Framatome Sa
Publication of PH18844A publication Critical patent/PH18844A/en

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
    • 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
    • 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
    • G21C3/3424—Fabrication of spacer grids
    • 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
    • G21C3/3566—Supporting members formed only of elements fixed on the strips
    • 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)
  • Fuel Cell (AREA)
  • Springs (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
PH25107A 1980-01-22 1981-01-20 A spacer grating for fuel element in a nuclear reactor PH18844A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8001304A FR2474229B1 (fr) 1980-01-22 1980-01-22 Grille entretoise pour assemblage combustible de reacteur nucleaire

Publications (1)

Publication Number Publication Date
PH18844A true PH18844A (en) 1985-10-14

Family

ID=9237742

Family Applications (1)

Application Number Title Priority Date Filing Date
PH25107A PH18844A (en) 1980-01-22 1981-01-20 A spacer grating for fuel element in a nuclear reactor

Country Status (14)

Country Link
US (1) US4411862A (pt)
EP (2) EP0033263B1 (pt)
JP (1) JPS56110090A (pt)
AT (1) AT372543B (pt)
BR (1) BR8100308A (pt)
DE (1) DE3173411D1 (pt)
DK (1) DK21181A (pt)
ES (1) ES8301550A1 (pt)
FR (1) FR2474229B1 (pt)
GR (1) GR72762B (pt)
IE (1) IE51561B1 (pt)
PH (1) PH18844A (pt)
PT (1) PT72368B (pt)
ZA (1) ZA81291B (pt)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4544522A (en) * 1982-08-20 1985-10-01 General Electric Company Nuclear fuel assembly spacer
FR2535101A1 (fr) * 1982-10-22 1984-04-27 Fragema Framatome & Cogema Procede et dispositif de mise en place de ressorts en epingle a cheveux sur des plaquettes, notamment pour grilles d'assemblage de combustible
US4578240A (en) * 1983-01-03 1986-03-25 Westinghouse Electric Corp. Nuclear reactor fuel assembly spacer grid
FR2564020B1 (fr) * 1984-05-10 1986-10-24 Cogema Framatome Uranium Pechi Dispositif de mise en place de ressorts en epingle a cheveux sur des plaquettes, notamment pour grilles d'assemblage de combustible
US4659541A (en) * 1985-05-01 1987-04-21 Westinghouse Electric Corp. Nuclear fuel rod support grid with improved multiple dimple arrangement
FR2594998B1 (fr) * 1986-02-24 1988-06-10 Fragema Framatome & Cogema Grille pour assemblage de combustible nucleaire, et assemblage en comportant application
FR2610445B1 (fr) * 1987-01-29 1989-06-09 Framatome Sa Ressort en epingle a cheveux pour assemblage de combustible nucleaire et grille d'assemblage comportant de tels ressorts
JPS63273090A (ja) * 1987-04-30 1988-11-10 Mitsubishi Nuclear Fuel Co Ltd 支持格子
DE58902631D1 (de) * 1988-02-22 1992-12-17 Siemens Ag Kernreaktorbrennelement.
JPH0797152B2 (ja) * 1988-11-16 1995-10-18 三菱原子燃料株式会社 核燃料集合体及びその組立方法
US5188798A (en) * 1988-11-16 1993-02-23 Mitsubishi Nuclear Fuel Co. Grid for nuclear fuel assembly
FR2646548B1 (fr) * 1989-04-28 1993-11-26 Framatome Grille a ressorts de maintien pour assemblage combustible nucleaire
US5069864A (en) * 1990-04-16 1991-12-03 General Electric Company Nuclear fuel assembly spacer and spring
US5078961A (en) * 1990-12-06 1992-01-07 General Electric Company Self locating springs for ferrule spacer
DE59106739D1 (de) * 1991-08-05 1995-11-23 Siemens Ag Abstandhalter für Brennelemente mit gekrümmten, aufgesetzten Federn.
JP3095311B2 (ja) * 1993-05-25 2000-10-03 株式会社日立製作所 燃料集合体
FR2736190B1 (fr) * 1995-06-29 1997-10-10 Framatome Sa Grille-entretoise d'un assemblage de combustible pour un reacteur nucleaire et assemblage de combustible
WO1998032133A1 (de) * 1997-01-15 1998-07-23 Siemens Aktiengesellschaft Abstandhalter mit befestigten federn für brennelemente von kernreaktoren
RU2290707C1 (ru) * 2005-07-08 2006-12-27 Открытое акционерное общество "ТВЭЛ" Дистанционирующая решетка
RU2331119C1 (ru) * 2006-12-22 2008-08-10 Открытое акционерное общество "ТВЭЛ" Тепловыделяющая сборка и вставной дистанционирующий элемент
KR100932436B1 (ko) * 2007-08-27 2009-12-17 한전원자력연료 주식회사 연료봉 프레팅 마모방지를 위한 카누 모양의 스프링을 가진지지격자
JP2009085871A (ja) * 2007-10-02 2009-04-23 Nuclear Fuel Ind Ltd 沸騰水型原子炉燃料集合体用スペーサ及び該スペーサを備えた燃料集合体
AR069164A1 (es) * 2008-11-03 2010-01-06 Comision Nac De En Atomica Separador elastico para elementos combustibles nucleares
US20110200160A1 (en) * 2010-02-16 2011-08-18 Westinghouse Electric Company Split spring anti-fretting fuel rod support structure
EP2530678A1 (en) * 2011-05-20 2012-12-05 Areva NP Nuclear fuel assembly tie plate, upper nozzle and nuclear fuel assembly comprising such a tie plate
EP2525362A1 (en) * 2011-05-20 2012-11-21 Areva NP Debris filter for nuclear reactor installation and nucluar fuel assembly comprising such a debris filter
US20130272479A1 (en) * 2012-04-17 2013-10-17 Jeffrey T Lee Lower end fitting for nuclear fuel assembly made from intersecting metal strips
US10176899B2 (en) 2012-09-04 2019-01-08 Global Nuclear Fuel-Americas, Llc Spacers with deflection-limited rod contacts for nuclear fuel assemblies and methods of making the same

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3380890A (en) * 1964-06-03 1968-04-30 Asea Ab Spacer for fuel assemblies
FR1465164A (fr) * 1965-01-21 1967-01-06 Licentia Gmbh Entretoise pour barres de combustible de réacteurs nucléaires
FR91358E (fr) * 1965-06-07 1968-05-31 Gen Electric Réacteur nucléaire
FR1536257A (fr) * 1966-05-25 1968-08-16 Westinghouse Electric Corp Assemblages combustibles pour des réacteurs nucléaires
DE1564430A1 (de) * 1966-08-16 1970-02-12 Nukem Gmbh Abstandshalter fuer Brennelemente von wassergekuehlten Reaktoren
DE6803282U (de) * 1968-11-28 1969-02-27 Nukem Gmbh Abstandshalter fuer brennelemente mit einer vielzahl von brennstoffstaeben.
NL7014096A (pt) * 1969-10-04 1971-04-06
GB1362546A (en) * 1970-07-24 1974-08-07 United Nuclear Corp Spacer and grid assembly for nuclear reactors
US3890196A (en) * 1971-07-07 1975-06-17 Atomic Energy Authority Uk Nuclear reactor fuel element assembly spacer grid and method of making
BE794000A (fr) * 1972-01-13 1973-07-12 British Nuclear Fuels Ltd Perfectionnements aux montages d'elements combustibles de reacteurs nucleaires
FR2235464A1 (en) * 1973-06-28 1975-01-24 Commissariat Energie Atomique Fuel element lattice restraint structure - with integral constraints to inhibit swelling of fuel element cladding
DE2631925C3 (de) * 1976-07-15 1979-04-05 Kraftwerk Union Ag, 4330 Muelheim Abstandshalter für wassergekühlte Kernreaktorbrennstäbe
DE2644297C2 (de) * 1976-09-30 1986-06-12 Kraftwerk Union AG, 4330 Mülheim Abstandshaltergitter für Brennstäbe von Kernreaktorbrennelementen
FR2397042A1 (fr) * 1977-07-07 1979-02-02 Commissariat Energie Atomique Grille d'espacement pour un faisceau de crayons combustibles dans un assemblage de reacteur nucleaire

Also Published As

Publication number Publication date
DE3173411D1 (en) 1986-02-20
ATA24181A (de) 1983-02-15
GR72762B (pt) 1983-12-02
PT72368B (fr) 1982-01-05
FR2474229B1 (fr) 1986-08-22
PT72368A (fr) 1981-02-01
BR8100308A (pt) 1981-08-04
ES498703A0 (es) 1982-12-01
IE810090L (en) 1981-07-22
JPS56110090A (en) 1981-09-01
IE51561B1 (en) 1987-01-21
EP0133712B1 (fr) 1987-08-26
FR2474229A1 (fr) 1981-07-24
EP0133712A1 (fr) 1985-03-06
EP0033263A2 (fr) 1981-08-05
DK21181A (da) 1981-07-23
JPS6312552B2 (pt) 1988-03-19
ES8301550A1 (es) 1982-12-01
EP0033263A3 (en) 1981-08-19
US4411862A (en) 1983-10-25
AT372543B (de) 1983-10-25
EP0033263B1 (fr) 1986-01-08
ZA81291B (en) 1982-02-24

Similar Documents

Publication Publication Date Title
PH18844A (en) A spacer grating for fuel element in a nuclear reactor
DE3164590D1 (en) Fuel assembly for a nuclear reactor
DE3268855D1 (en) Spacer grid for a nuclear reactor fuel assembly
GB2064202B (en) Spacer grid for a nuclear fuel assembly
DE3068800D1 (en) Spacer grid for nuclear fuel elements
GB2054247B (en) Fuel assembly for a boiling nuclear reactor
ZA811783B (en) Fuel assemblies for nuclear reactors
GB2062937B (en) Reconstitutable fuel assembly for a nuclear reactor
JPS57128884A (en) Fuel assembly for bwr type reactor
GB2081961B (en) Spacer grid for a nuclear reactor fuel assembly
DE3262441D1 (en) Fuel assembly for a nuclear reactor
DE3169835D1 (en) Reconstitutable fuel assembly for a nuclear reactor
IL54954A (en) Fuel element spacer assembly for nuclear reactor
IL53161A (en) Fitting assembly for a nuclear reactor fuel element
DE3267038D1 (en) Fissile fuel assembly for a sub-moderated nuclear reactor
JPS5730984A (en) Nuclear fuel element
JPS578485A (en) Nuclear fuel element
GB2084383B (en) Nuclear reactor fuel elements
DE3165375D1 (en) Nuclear reactor fuel elements
JPS57125880A (en) Nuclear fuel spacer
JPS56138276A (en) Nuclear fuel spacer
JPS56164990A (en) Nuclear fuel element
JPS56137190A (en) Nuclear fuel element
JPS56110088A (en) Spacer for nuclear fuel assembly
MX6921E (es) Mejoras en conjunto de combustible reconstituible para un reactor nuclear