IT1096944B - Griglia di distanziamento per un fascio di barre combustibili in un montaggio di reattore nucleare - Google Patents

Griglia di distanziamento per un fascio di barre combustibili in un montaggio di reattore nucleare

Info

Publication number
IT1096944B
IT1096944B IT25407/78A IT2540778A IT1096944B IT 1096944 B IT1096944 B IT 1096944B IT 25407/78 A IT25407/78 A IT 25407/78A IT 2540778 A IT2540778 A IT 2540778A IT 1096944 B IT1096944 B IT 1096944B
Authority
IT
Italy
Prior art keywords
bundle
nuclear reactor
reactor assembly
spacer grid
fuel bars
Prior art date
Application number
IT25407/78A
Other languages
English (en)
Other versions
IT7825407A0 (it
Inventor
Claude Feutrel
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
Application filed by Commissariat Energie Atomique filed Critical Commissariat Energie Atomique
Publication of IT7825407A0 publication Critical patent/IT7825407A0/it
Application granted granted Critical
Publication of IT1096944B publication Critical patent/IT1096944B/it

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
    • G21C3/3566—Supporting members formed only of elements fixed on 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
    • G21C3/33—Supporting or hanging of elements in the bundle; Means forming part of the bundle for inserting it into, or removing it from, the core; Means for coupling adjacent bundles
    • G21C3/332—Supports for spacer grids
    • 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
IT25407/78A 1977-07-07 1978-07-06 Griglia di distanziamento per un fascio di barre combustibili in un montaggio di reattore nucleare IT1096944B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7720908A FR2397042A1 (fr) 1977-07-07 1977-07-07 Grille d'espacement pour un faisceau de crayons combustibles dans un assemblage de reacteur nucleaire

Publications (2)

Publication Number Publication Date
IT7825407A0 IT7825407A0 (it) 1978-07-06
IT1096944B true IT1096944B (it) 1985-08-26

Family

ID=9193085

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25407/78A IT1096944B (it) 1977-07-07 1978-07-06 Griglia di distanziamento per un fascio di barre combustibili in un montaggio di reattore nucleare

Country Status (9)

Country Link
US (1) US4221636A (it)
JP (1) JPS5471290A (it)
BE (1) BE868783A (it)
DE (1) DE2827927A1 (it)
ES (1) ES471553A1 (it)
FR (1) FR2397042A1 (it)
GB (1) GB2000896B (it)
IT (1) IT1096944B (it)
NL (1) NL7807012A (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4295935A (en) * 1979-03-29 1981-10-20 Combustion Engineering, Inc. Bimetallic spacer means for a nuclear fuel assembly
FR2465296A1 (fr) * 1979-09-06 1981-03-20 Commissariat Energie Atomique Dispositif de fixation d'un ressort sur une grille d'espacement d'elements combustibles de reacteurs nucleaires
DE2941320C2 (de) * 1979-10-11 1983-03-03 Kraftwerk Union AG, 4330 Mülheim Abstandshalter zu Zentrierung der Brennstäbe von Brennelementen wassergekühlter Kernreaktoren
US4351795A (en) * 1979-10-17 1982-09-28 British Nuclear Fuels Limited Grids for nuclear fuel assemblies
FR2474229B1 (fr) * 1980-01-22 1986-08-22 Commissariat Energie Atomique Grille entretoise pour assemblage combustible de reacteur nucleaire
FR2514932B1 (fr) * 1981-10-16 1986-11-14 Commissariat Energie Atomique Grille d'espacement pour element combustible de reacteur nucleaire
US4897241A (en) * 1981-11-30 1990-01-30 Combustion Engineering, Inc. Anti-bow grid for nuclear fuel assembly
FR2520149B1 (fr) * 1982-01-20 1987-03-20 Commissariat Energie Atomique Grille d'espacement pour assemblage combustible de reacteur nucleaire comportant des points d'appui opposes deux a deux pratiques sur des lamelles deformables elastiquement
FR2522866B1 (fr) * 1982-03-04 1987-12-31 Commissariat Energie Atomique Assemblage combustible de reacteur nucleaire
US4544522A (en) * 1982-08-20 1985-10-01 General Electric Company Nuclear fuel assembly spacer
US4521374A (en) * 1982-09-01 1985-06-04 Westinghouse Electric Corp. Fuel grid with sleeves welded in notched grid straps
US4578240A (en) * 1983-01-03 1986-03-25 Westinghouse Electric Corp. Nuclear reactor fuel assembly spacer grid
US4678630A (en) * 1983-08-03 1987-07-07 The Babcock & Wilcox Company Spacer grid insert
US4659541A (en) * 1985-05-01 1987-04-21 Westinghouse Electric Corp. Nuclear fuel rod support grid with improved multiple dimple arrangement
US4818473A (en) * 1985-05-08 1989-04-04 Westinghouse Electric Corp. Fuel bundle
JPS6335996U (it) * 1986-08-27 1988-03-08
US4873051A (en) * 1988-04-06 1989-10-10 Westinghouse Electric Corp. Nuclear fuel grid outer strap
JPH0776795B2 (ja) * 1989-01-25 1995-08-16 三菱原子燃料株式会社 支持格子
US5488644A (en) * 1994-07-13 1996-01-30 General Electric Company Spring assemblies for adjoining nuclear fuel rod containing ferrules and a spacer formed of the spring assemblies and ferrules
FR2764427B1 (fr) * 1997-06-05 1999-08-20 Atea Ratelier de stockage d'assemblages de combustible nucleaire et son procede de fabrication
US9020091B2 (en) * 2008-04-14 2015-04-28 Westinghouse Electric Company Llc Nuclear fuel assembly with a lock-support spacer grid
US20110200160A1 (en) * 2010-02-16 2011-08-18 Westinghouse Electric Company Split spring anti-fretting fuel rod support structure

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1203888B (de) * 1963-08-17 1965-10-28 Kernforschung Gmbh Ges Fuer Kernreaktor-Brennelementbuendel
US3380890A (en) * 1964-06-03 1968-04-30 Asea Ab Spacer for fuel assemblies
GB1148881A (en) * 1965-05-13 1969-04-16 Atomic Energy Authority Uk Improvements in or relating to fuel assemblies for nuclear reactors
FR1480965A (it) * 1965-05-25 1967-08-09
US4061536A (en) * 1966-05-25 1977-12-06 The United States Of America As Represented By The United States Energy Research And Development Administration Fuel assembly for nuclear reactors
GB1186518A (en) * 1966-07-21 1970-04-02 Atomic Energy Authority Uk Improvements in or relating to Nuclear Reactor Fuel Element Assemblies
DE1813878A1 (de) * 1966-08-16 1970-07-09 Nukem Gmbh Abstandshalter fuer Brennelemente von wassergekuehlten Reaktoren
DE1564430A1 (de) * 1966-08-16 1970-02-12 Nukem Gmbh Abstandshalter fuer Brennelemente von wassergekuehlten Reaktoren
GB1222238A (en) * 1967-06-26 1971-02-10 Gen Electric Nuclear reactor fuel rod spacer
FR1584335A (it) * 1968-07-02 1969-12-19
US3679546A (en) * 1968-10-22 1972-07-25 Nus Corp Nuclear reactor fuel rod support grid
US3791466A (en) * 1969-05-19 1974-02-12 Westinghouse Electric Corp Low parasitic capture fuel assembly structure
GB1238143A (it) * 1969-05-19 1971-07-07
BE785942A (fr) * 1971-07-07 1973-01-08 Atomic Energy Authority Uk Perfectionnements aux elements combustibles de reacteurs nucleaires
BE785940A (fr) * 1971-07-07 1973-01-08 Atomic Energy Authority Uk Perfectionnements aux elements combustibles de reacteurs nucleaires
US3890196A (en) * 1971-07-07 1975-06-17 Atomic Energy Authority Uk Nuclear reactor fuel element assembly spacer grid and method of making
US3892027A (en) * 1971-10-28 1975-07-01 Babcock & Wilcox Co Industrial technique
US3904475A (en) * 1972-01-19 1975-09-09 Tokyo Shibaura Electric Co Spring spacer device for resiliently supporting nuclear fuel rods
FR2337918A1 (fr) * 1976-01-12 1977-08-05 Commissariat Energie Atomique Assemblage de combustible nucleaire

Also Published As

Publication number Publication date
DE2827927C2 (it) 1989-03-23
IT7825407A0 (it) 1978-07-06
NL7807012A (nl) 1979-01-09
DE2827927A1 (de) 1979-01-25
FR2397042B1 (it) 1981-06-19
FR2397042A1 (fr) 1979-02-02
GB2000896B (en) 1982-01-13
GB2000896A (en) 1979-01-17
BE868783A (fr) 1978-11-03
US4221636A (en) 1980-09-09
ES471553A1 (es) 1979-04-01
JPS5471290A (en) 1979-06-07

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