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DE3770344D1 - Federrueckhalteapparat zur einschuberleichterung von brennstaeben in ein kernbrennstabbuendel. - Google Patents

Federrueckhalteapparat zur einschuberleichterung von brennstaeben in ein kernbrennstabbuendel.

Info

Publication number
DE3770344D1
DE3770344D1 DE8787109526T DE3770344T DE3770344D1 DE 3770344 D1 DE3770344 D1 DE 3770344D1 DE 8787109526 T DE8787109526 T DE 8787109526T DE 3770344 T DE3770344 T DE 3770344T DE 3770344 D1 DE3770344 D1 DE 3770344D1
Authority
DE
Germany
Prior art keywords
fuel
bunch
spring retaining
retaining apparatus
easier insertion
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
DE8787109526T
Other languages
English (en)
Inventor
Edmund Emory Demario
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.)
CBS Corp
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 DE3770344D1 publication Critical patent/DE3770344D1/de
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
    • G21C3/334—Assembling, maintenance or repair of 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/53678—Compressing parts together face to face

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)
  • Fuel Cell (AREA)
  • Fuel-Injection Apparatus (AREA)
DE8787109526T 1986-07-03 1987-07-02 Federrueckhalteapparat zur einschuberleichterung von brennstaeben in ein kernbrennstabbuendel. Expired - Lifetime DE3770344D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/881,996 US4729867A (en) 1986-07-03 1986-07-03 Spring retainer apparatus and method for facilitating loading of fuel rods into a fuel assembly grid

Publications (1)

Publication Number Publication Date
DE3770344D1 true DE3770344D1 (de) 1991-07-04

Family

ID=25379674

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787109526T Expired - Lifetime DE3770344D1 (de) 1986-07-03 1987-07-02 Federrueckhalteapparat zur einschuberleichterung von brennstaeben in ein kernbrennstabbuendel.

Country Status (5)

Country Link
US (1) US4729867A (de)
EP (1) EP0251317B1 (de)
JP (1) JPH0656434B2 (de)
DE (1) DE3770344D1 (de)
ES (1) ES2022214B3 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4800061A (en) * 1987-05-06 1989-01-24 Westinghouse Electric Corp. Apparatus for loading fuel rods into grids of nuclear fuel assemblies
JPH0797151B2 (ja) * 1989-01-06 1995-10-18 三菱原子燃料株式会社 燃料集合体の組立方法および燃料集合体の支持格子
US5110539A (en) * 1990-12-07 1992-05-05 Combustion Engineering, Inc. Spacer grid assembly fixture
JPH05126986A (ja) * 1991-10-23 1993-05-25 Mitsubishi Nuclear Fuel Co Ltd 燃料棒挿脱用キー並びに該燃料棒挿脱用キーによる支持格子に対する燃料棒の挿脱方法
JP3105042B2 (ja) * 1991-10-24 2000-10-30 三菱原子燃料株式会社 燃料集合体の組立方法およびこれに使用する組立装置
JP3088149B2 (ja) * 1991-10-24 2000-09-18 三菱原子燃料株式会社 支持格子のスプリング操作装置
US5386444A (en) * 1993-01-15 1995-01-31 General Electric Company Fuel rod loading apparatus
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
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
SE530864C2 (sv) * 2007-02-05 2008-09-30 Westinghouse Electric Sweden Förfarande för framställning av spridare för kärnreaktor

Family Cites Families (17)

* 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
US3665586A (en) * 1968-11-07 1972-05-30 Babcock & Wilcox Co Nuclear fuel rod supporting arrangements
US3892027A (en) * 1971-10-28 1975-07-01 Babcock & Wilcox Co Industrial technique
US3795040A (en) * 1971-10-28 1974-03-05 Babcock & Wilcox Co Method of inserting fuel rods into individual cells in a fuel element grid
US3770582A (en) * 1971-11-04 1973-11-06 United Nuclear Corp Nuclear fuel element with strengthening during shipment
US4175000A (en) * 1973-10-23 1979-11-20 The Babcock & Wilcox Company Method for inspecting nuclear reactor fuel elements
US4058224A (en) * 1973-10-23 1977-11-15 The Babcock & Wilcox Company Traversing and vertically swinging strongback
US3982994A (en) * 1975-02-24 1976-09-28 The Babcock & Wilcox Company Grid lattice with horizontally-movable bar
DE2520345A1 (de) * 1975-05-07 1976-11-18 Interatom Befestigungsanordnung fuer kernreaktorbrennstaebe o.dgl.
JPS5438485A (en) * 1977-08-30 1979-03-23 Toshiba Corp Pud for transport of fuel assembly
JPS5512555A (en) * 1978-07-11 1980-01-29 Sanyo Electric Co Ltd Electronic circuit
US4215597A (en) * 1978-09-13 1980-08-05 The Dow Chemical Company Closing device
DE3033349A1 (de) * 1980-09-04 1982-04-15 Kraftwerk Union AG, 4330 Mülheim Richtwerkzeug fuer abstandshalter von kernreaktorbrennelementen
GB2109152A (en) * 1981-11-06 1983-05-25 Atomic Energy Authority Uk Method of dismantling nuclear fuel elements
JPS6067891A (ja) * 1983-09-22 1985-04-18 日本ニユクリア・フユエル株式会社 核燃料集合体組立用の燃料棒案内部材
DE3506951A1 (de) * 1984-02-29 1985-10-24 Japan Nuclear Fuel Co., Ltd., Yokosuka, Kanagawa Verfahren und vorrichtung zum zusammenbauen eines brennelementbuendels
US4651403A (en) * 1985-03-28 1987-03-24 Westinghouse Electric Corp. Apparatus and method for loading fuel rods into grids of a fuel assembly

Also Published As

Publication number Publication date
JPS6327792A (ja) 1988-02-05
EP0251317A3 (en) 1988-09-21
EP0251317B1 (de) 1991-05-29
US4729867A (en) 1988-03-08
JPH0656434B2 (ja) 1994-07-27
EP0251317A2 (de) 1988-01-07
ES2022214B3 (es) 1991-12-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee