TW262560B - - Google Patents

Info

Publication number
TW262560B
TW262560B TW084102225A TW84102225A TW262560B TW 262560 B TW262560 B TW 262560B TW 084102225 A TW084102225 A TW 084102225A TW 84102225 A TW84102225 A TW 84102225A TW 262560 B TW262560 B TW 262560B
Authority
TW
Taiwan
Application number
TW084102225A
Other languages
Chinese (zh)
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of TW262560B publication Critical patent/TW262560B/zh

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
    • 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)
TW084102225A 1994-04-04 1995-03-09 TW262560B (h)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/222,065 US5444748A (en) 1994-04-04 1994-04-04 Grid structure for supporting fuel rods in a nuclear reactor

Publications (1)

Publication Number Publication Date
TW262560B true TW262560B (h) 1995-11-11

Family

ID=22830662

Family Applications (1)

Application Number Title Priority Date Filing Date
TW084102225A TW262560B (h) 1994-04-04 1995-03-09

Country Status (6)

Country Link
US (1) US5444748A (h)
EP (1) EP0676770B1 (h)
JP (1) JPH07280976A (h)
KR (1) KR100338912B1 (h)
ES (1) ES2110305T3 (h)
TW (1) TW262560B (h)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5740218A (en) * 1996-03-26 1998-04-14 General Electric Company Spacer for a transportable nuclear fuel rod bundle
US6144716A (en) * 1997-07-02 2000-11-07 Westinghouse Electric Corp. Nuclear fuel assembly grid with diagonal fuel retaining springs
FR2766003B1 (fr) * 1997-07-11 1999-12-03 Framatome Sa Grille pour assemblage combustible nucleaire et plaquette pour une telle grille
FR2766004B1 (fr) * 1997-07-11 1999-12-03 Framatome Sa Plaquettes de grille pour assemblage combustible nucleaire et grille comportant de telles plaquettes
KR100265027B1 (ko) * 1997-12-12 2000-09-01 장인순 원자로의핵연료집합체이중판노즐형냉각재혼합지지격자
KR100318233B1 (ko) * 1997-12-22 2002-03-20 장인순 프레팅마모억제를위한h형스프링이부착된지지격자체
KR100330358B1 (ko) 1999-07-29 2002-04-01 장인순 냉각수 혼합을 위한 딤플형 베인과 다중스프링이 부착된 지지격자체
US6310932B1 (en) * 2000-10-23 2001-10-30 Westinghouse Electric Company Llc Fretting resistant spring design
KR100432581B1 (ko) * 2001-07-10 2004-05-24 한국수력원자력 주식회사 연료봉 접촉면적과 스프링 탄성영역을 확장하는 격자스프링이 부착된 지지격자체
KR100444699B1 (ko) * 2001-12-26 2004-08-21 한국수력원자력 주식회사 입술형 다목적 핵연료 지지격자체
US6606369B1 (en) * 2002-03-06 2003-08-12 Westinghouse Electric Company Llc Nuclear reactor with improved grid
US6819733B2 (en) 2002-05-15 2004-11-16 Westinghouse Electric Company Llc Fuel assembly and associated grid for nuclear reactor
US20050238131A1 (en) * 2004-04-21 2005-10-27 Hellandbrand Patrick A Jr Grid insert for the lowermost grid in a fuel assembly
US20070030943A1 (en) * 2005-08-08 2007-02-08 Global Nuclear Fuel - Americas, Llc Fuel spacer for a nuclear fuel bundle
RU2319235C1 (ru) * 2006-08-08 2008-03-10 Николай Иванович Перепелица Дистанционирующая решетка для тепловыделяющей сборки
KR100932436B1 (ko) * 2007-08-27 2009-12-17 한전원자력연료 주식회사 연료봉 프레팅 마모방지를 위한 카누 모양의 스프링을 가진지지격자
CA2710432C (en) 2007-12-26 2016-04-26 Thorium Power, Inc. Nuclear reactor, fuel assembly consisting of driver-breeding modules for a nuclear reactor and a fuel cell for a fuel assembly
US8116423B2 (en) 2007-12-26 2012-02-14 Thorium Power, Inc. Nuclear reactor (alternatives), fuel assembly of seed-blanket subassemblies for nuclear reactor (alternatives), and fuel element for fuel assembly
AU2008365658B2 (en) 2008-12-25 2015-05-21 Thorium Power Inc. Fuel assembly for a light-water nuclear reactor (embodiments), light-water nuclear reactor and fuel element of the fuel assembly
US9053826B2 (en) * 2010-03-03 2015-06-09 Westinghouse Electric Company Llc Protective grid attachment
US10192644B2 (en) 2010-05-11 2019-01-29 Lightbridge Corporation Fuel assembly
WO2011143172A1 (en) 2010-05-11 2011-11-17 Thorium Power, Inc. Fuel assembly with metal fuel alloy kernel and method of manufacturing thereof
US10170207B2 (en) 2013-05-10 2019-01-01 Thorium Power, Inc. Fuel assembly
KR101163998B1 (ko) 2010-09-15 2012-07-18 한국수력원자력 주식회사 교차파형 상하딤플 지지형 이중냉각 핵연료봉 지지격자체
US20130272482A1 (en) * 2012-04-12 2013-10-17 Westinghouse Electric Company Llc Pressurized water reactor fuel assembly grid
FR3008779B1 (fr) * 2013-07-19 2018-01-26 Areva Np Barre antivibratoire pour faisceau de tubes d'un generateur de vapeur

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1480965A (h) * 1965-05-25 1967-08-09
US3379619A (en) * 1966-05-25 1968-04-23 Westinghouse Electric Corp Fuel assembly for nuclear reactors
BE785939A (fr) * 1971-07-07 1973-01-08 Atomic Energy Authority Uk Perfectionnements aux elements combustibles de reacteurs nucleaires
US3920515A (en) * 1972-09-26 1975-11-18 Westinghouse Electric Corp Fuel assembly for a nuclear reactor
US3933584A (en) * 1973-04-23 1976-01-20 Nuclear Fuel Services, Inc. Grid for nuclear fuel assembly
US4175003A (en) * 1976-12-23 1979-11-20 Westinghouse Electric Corp. Grid for nuclear reactor fuel assemblies
US4268356A (en) * 1978-07-14 1981-05-19 Westinghouse Electric Corp. Nuclear reactor fuel assembly grid
FR2465297A1 (fr) * 1979-09-07 1981-03-20 Commissariat Energie Atomique Grille d'espacement pour elements combustibles de reacteurs nucleaires
US4389369A (en) * 1980-08-11 1983-06-21 Westinghouse Electric Corp. Bi-metallic grid for a nuclear reactor fuel assembly
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
US4585616A (en) * 1983-03-09 1986-04-29 Westinghouse Electric Corp. Nuclear fuel spacer grid with improved outer straps
US4692302A (en) * 1983-12-30 1987-09-08 Westinghouse Electric Corp. Coolant flow mixer grid for a nuclear reactor fuel assembly
US4659542A (en) * 1984-10-03 1987-04-21 Westinghouse Electric Corp. Grid structure for nuclear fuel assembly
US4702881A (en) * 1985-04-02 1987-10-27 Westinghouse Electric Corp. Nuclear reactor spacer grid
US4659541A (en) * 1985-05-01 1987-04-21 Westinghouse Electric Corp. Nuclear fuel rod support grid with improved multiple dimple arrangement
US4839136A (en) * 1986-10-23 1989-06-13 Ab Asea-Atom Spacer for nuclear fuel rods
JPS63273090A (ja) * 1987-04-30 1988-11-10 Mitsubishi Nuclear Fuel Co Ltd 支持格子
US4803043A (en) * 1987-05-22 1989-02-07 Westinghouse Electric Corp. Nuclear fuel rod grid spring and dimple structures
ES2027026T3 (es) * 1987-08-24 1992-05-16 Framatome Procedimiento para la fabricacion de una rejilla tabique para un conjunto combustible de un reactor nuclear.
JPH01173898A (ja) * 1987-09-10 1989-07-10 Mitsubishi Nuclear Fuel Co Ltd 原子炉燃料集合体の支持格子
US4895698A (en) * 1988-03-14 1990-01-23 Westinghouse Electric Corp. Nuclear fuel rod grip with modified diagonal spring structures
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
SE464993B (sv) * 1989-11-14 1991-07-08 Asea Atom Ab Braenslepatron foer en kokarreaktor
SE468110B (sv) * 1991-03-13 1992-11-02 Asea Atom Ab Spridare foer sammanhaallande av braenslestavar i en kaernreaktors braenslepatron
US5271054A (en) * 1991-09-25 1993-12-14 Combustion Engineering, Inc. Perimeter grid strip

Also Published As

Publication number Publication date
EP0676770A1 (en) 1995-10-11
ES2110305T3 (es) 1998-02-01
KR950034283A (ko) 1995-12-28
US5444748A (en) 1995-08-22
KR100338912B1 (ko) 2002-11-16
EP0676770B1 (en) 1997-12-10
JPH07280976A (ja) 1995-10-27

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Legal Events

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MK4A Expiration of patent term of an invention patent