SE446785B - Distansdon i ett brensleaggregat for en kernreaktor - Google Patents

Distansdon i ett brensleaggregat for en kernreaktor

Info

Publication number
SE446785B
SE446785B SE8304498A SE8304498A SE446785B SE 446785 B SE446785 B SE 446785B SE 8304498 A SE8304498 A SE 8304498A SE 8304498 A SE8304498 A SE 8304498A SE 446785 B SE446785 B SE 446785B
Authority
SE
Sweden
Prior art keywords
sleeves
spacer
sleeve
adjacent
spring
Prior art date
Application number
SE8304498A
Other languages
English (en)
Swedish (sv)
Other versions
SE8304498D0 (sv
SE8304498L (sv
Inventor
B Matzner
V M Horn
M V Curulla
J F Price
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of SE8304498D0 publication Critical patent/SE8304498D0/xx
Publication of SE8304498L publication Critical patent/SE8304498L/xx
Publication of SE446785B publication Critical patent/SE446785B/sv

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
    • G21C3/344—Spacer grids formed of assembled tubular elements
    • 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
    • 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)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Connection Of Plates (AREA)
  • Clamps And Clips (AREA)
SE8304498A 1982-08-20 1983-08-18 Distansdon i ett brensleaggregat for en kernreaktor SE446785B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/410,124 US4508679A (en) 1982-08-20 1982-08-20 Nuclear fuel assembly spacer

Publications (3)

Publication Number Publication Date
SE8304498D0 SE8304498D0 (sv) 1983-08-18
SE8304498L SE8304498L (sv) 1984-02-21
SE446785B true SE446785B (sv) 1986-10-06

Family

ID=23623324

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8304498A SE446785B (sv) 1982-08-20 1983-08-18 Distansdon i ett brensleaggregat for en kernreaktor

Country Status (7)

Country Link
US (1) US4508679A (cs)
JP (1) JPS5965287A (cs)
KR (1) KR840005891A (cs)
DE (1) DE3325777A1 (cs)
ES (1) ES296894Y (cs)
IT (1) IT1167568B (cs)
SE (1) SE446785B (cs)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4942015A (en) * 1983-01-26 1990-07-17 Advanced Nuclear Fuels, Corp. Method for preventing and repairing vibrational damage to nuclear fuel rods
US4784825A (en) * 1983-01-26 1988-11-15 Advanced Nuclear Fuels, Inc. Method and apparatus for preventing and repairing vibrational damage to nuclear fuel rods
US4556531A (en) * 1983-04-19 1985-12-03 General Electric Company Nuclear fuel assembly spacer and spring component therefor
JPS60237390A (ja) * 1984-05-11 1985-11-26 株式会社日立製作所 燃料集合体
US4692303A (en) * 1984-08-23 1987-09-08 Exxon Nuclear Company, Inc. Spacer capture rod to space grid attachment device
JPS6154491A (ja) * 1984-08-24 1986-03-18 株式会社東芝 燃料棒スペ−サ
JPS6166987A (ja) * 1984-09-10 1986-04-05 株式会社東芝 燃料棒スペ−サ
US4664878A (en) * 1984-09-26 1987-05-12 Westinghouse Electric Corp. Light water moderator filled rod for a nuclear reactor
JPS6196491A (ja) * 1984-10-17 1986-05-15 株式会社日立製作所 燃料スペ−サ
US4818473A (en) * 1985-05-08 1989-04-04 Westinghouse Electric Corp. Fuel bundle
US4740350A (en) * 1986-07-22 1988-04-26 Westinghouse Electric Corp. BWR fuel assembly having fuel rod spacers axially positioned by exterior springs
JPH0769449B2 (ja) * 1987-09-28 1995-07-31 株式会社日立製作所 独立セル型燃料スペーサおよびその製造方法
EP0336190A1 (de) * 1988-03-31 1989-10-11 Siemens Aktiengesellschaft Büchse zum Aufnehmen eines Bündels Kernbrennstoff enthaltender Brennstäbe
US4869865A (en) * 1988-12-02 1989-09-26 General Electric Company Method of manufacturing nuclear fuel bundle spacers
US4913707A (en) * 1988-12-02 1990-04-03 General Electric Company Automated assembly apparatus
JPH0713664B2 (ja) * 1989-04-26 1995-02-15 株式会社日立製作所 燃料集合体および燃料スペーサ
US5024806A (en) * 1989-09-21 1991-06-18 Westinghouse Electric Corp. Enhanced debris filter bottom nozzle for a nuclear fuel assembly
US5002726A (en) * 1989-12-27 1991-03-26 General Electric Company Nuclear fuel assembly spacer and loop spring with enhanced flexibility
US5085827A (en) * 1989-12-27 1992-02-04 General Electric Company Nuclear fuel assembly spacer and loop spring with enhanced flexibility
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
US5247551A (en) * 1991-09-24 1993-09-21 Siemens Power Corporation Spacer sleeve for nuclear fuel assembly
US5267291A (en) * 1992-02-21 1993-11-30 General Electric Company Spacer band with optimized fuel bundle to channel clearance in a boiling water reactor
US5375154A (en) * 1993-04-15 1994-12-20 General Electric Company Reduced pressure drop spacer for boiling water reactor fuel bundles
JP3095311B2 (ja) * 1993-05-25 2000-10-03 株式会社日立製作所 燃料集合体
US5361288A (en) * 1993-08-16 1994-11-01 General Electric Company Spacer with integral zircaloy springs
SE510816C2 (sv) * 1993-11-02 1999-06-28 Asea Atom Ab Spridare och bränslepatron för en kärnreaktor
EP0692794A1 (en) 1994-07-12 1996-01-17 General Electric Company Nuclear fuel bundle with spacers of different configurations
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
US5526387A (en) * 1994-08-12 1996-06-11 General Electric Company Flow tabs for a fuel rod bundle spacer
US5610960A (en) * 1994-08-25 1997-03-11 Hitachi, Ltd. Fuel spacer and fuel assembly
US5519747A (en) * 1994-10-04 1996-05-21 General Electric Company Apparatus and methods for fabricating spacers for a nuclear fuel rod bundle
US5546437A (en) * 1995-01-11 1996-08-13 General Electric Company Spacer for nuclear fuel rods
US5566217A (en) * 1995-01-30 1996-10-15 General Electric Company Reduced height spacer for nuclear fuel rods
US5675621A (en) * 1995-08-17 1997-10-07 General Electric Company Reduced height flat spring spacer for nuclear fuel rods
US5815545A (en) * 1997-02-19 1998-09-29 General Electric Company Nuclear fuel assembly spacer and spring
US6735268B2 (en) * 2002-04-10 2004-05-11 General Electric Company Fuel spacer/water rod capture apparatus and methods for boiling water nuclear reactors
US8374308B2 (en) * 2005-01-11 2013-02-12 Westinghouse Electric Company Llc Helically fluted tubular fuel rod support
US20100322371A1 (en) 2005-01-11 2010-12-23 Westinghouse Electric Company Llc Optimized flower tubes and optimized advanced grid configurations
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
KR101515116B1 (ko) 2007-12-26 2015-04-24 토륨 파워 인코포레이티드 원자로(대용물), 원자로(대용물)를 위한 드라이버-브리딩 모듈들로 구성된 연료 집합체 및 연료 집합체용 연료 요소
HUE027561T2 (en) 2008-12-25 2016-10-28 Thorium Power Inc Heating element unit for a light-water nuclear reactor and light-water nuclear reactor
US8358733B2 (en) * 2009-08-10 2013-01-22 Westinghouse Electric Company Llc Helically fluted tubular fuel rod support
US10170207B2 (en) 2013-05-10 2019-01-01 Thorium Power, Inc. 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
US10192644B2 (en) 2010-05-11 2019-01-29 Lightbridge Corporation Fuel assembly

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3182003A (en) * 1960-04-04 1965-05-04 Westinghouse Electric Corp Means for supporting fuel elements in a nuclear reactor
US3380890A (en) * 1964-06-03 1968-04-30 Asea Ab Spacer for fuel assemblies
SE321998B (cs) * 1966-08-15 1970-03-23 Atomenergi Ab
US3365371A (en) * 1966-10-14 1968-01-23 Gen Electric Nuclear reactor fuel pellet
US3431170A (en) * 1966-12-07 1969-03-04 Gen Electric Nuclear reactor fuel bundle
US3654077A (en) * 1967-06-26 1972-04-04 Gen Electric Nuclear reactor fuel element spacer
DE1589482A1 (de) * 1967-11-23 1970-04-09 Atomenergi Ab Spaltstoffelement fuer Kernreaktoren
BE755642A (fr) * 1969-09-03 1971-03-02 Atomic Energy Authority Uk Prefectionnements apportes aux elements combustibles de reacteurs nucleaires
GB1301584A (cs) * 1970-04-08 1972-12-29
US3746617A (en) * 1970-06-01 1973-07-17 Continental Oil Co Nuclear reactor fuel element spacer assembly
GB1362546A (en) * 1970-07-24 1974-08-07 United Nuclear Corp Spacer and grid assembly for nuclear reactors
BE785939A (fr) * 1971-07-07 1973-01-08 Atomic Energy Authority Uk Perfectionnements aux elements combustibles de reacteurs nucleaires
CA959583A (en) * 1971-07-23 1974-12-17 United Nuclear Corporation Spacer and grid assembly for nuclear reactors
BE789401A (fr) * 1971-09-30 1973-01-15 Gen Electric Assemblage de barres de combustible pour reacteurs nucleaires
BE794000A (fr) * 1972-01-13 1973-07-12 British Nuclear Fuels Ltd Perfectionnements aux montages d'elements combustibles de reacteurs nucleaires
US3984284A (en) * 1973-08-03 1976-10-05 Exxon Nuclear Company, Inc. Spacer capture system for nuclear fuel assemblies
US4089742A (en) * 1975-05-01 1978-05-16 General Electric Company Nuclear fuel element spacer means
DE2605594A1 (de) * 1976-02-12 1977-08-18 Kraftwerk Union Ag Brennelementskelett
CA1083270A (en) * 1976-04-26 1980-08-05 Kiyozumi Hayashi Fuel assembly spacer
US4081324A (en) * 1976-06-17 1978-03-28 Exxon Nuclear Company Inc. Spacer capture rod to spacer grid attachment device
DE2631925C3 (de) * 1976-07-15 1979-04-05 Kraftwerk Union Ag, 4330 Muelheim Abstandshalter für wassergekühlte Kernreaktorbrennstäbe
US4175004A (en) * 1977-08-29 1979-11-20 The Babcock & Wilcox Company Fuel assembly guide tube
US4314884A (en) * 1979-05-21 1982-02-09 General Electric Company Nuclear fuel assembly
JPS5910880A (ja) * 1982-07-09 1984-01-20 株式会社日立製作所 燃料スペ−サ

Also Published As

Publication number Publication date
JPH0335640B2 (cs) 1991-05-28
US4508679A (en) 1985-04-02
SE8304498D0 (sv) 1983-08-18
KR840005891A (ko) 1984-11-19
DE3325777C2 (cs) 1990-03-01
ES296894Y (es) 1988-11-16
SE8304498L (sv) 1984-02-21
IT8322456A1 (it) 1985-02-05
DE3325777A1 (de) 1984-02-23
IT1167568B (it) 1987-05-13
ES296894U (es) 1988-03-01
IT8322456A0 (it) 1983-08-05
JPS5965287A (ja) 1984-04-13

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