IT1087886B - Metodo per saldare bussole di guida di barre di regolazione ad una griglia di complesso di combustibile. - Google Patents

Metodo per saldare bussole di guida di barre di regolazione ad una griglia di complesso di combustibile.

Info

Publication number
IT1087886B
IT1087886B IT29524/77A IT2952477A IT1087886B IT 1087886 B IT1087886 B IT 1087886B IT 29524/77 A IT29524/77 A IT 29524/77A IT 2952477 A IT2952477 A IT 2952477A IT 1087886 B IT1087886 B IT 1087886B
Authority
IT
Italy
Prior art keywords
grid
guide bushings
welding guide
adjustment bars
fuel complex
Prior art date
Application number
IT29524/77A
Other languages
English (en)
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 IT1087886B publication Critical patent/IT1087886B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/007—Spot arc welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
IT29524/77A 1976-11-12 1977-11-10 Metodo per saldare bussole di guida di barre di regolazione ad una griglia di complesso di combustibile. IT1087886B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/741,436 US4137125A (en) 1976-11-12 1976-11-12 Method of welding nuclear reactor fuel assemblies

Publications (1)

Publication Number Publication Date
IT1087886B true IT1087886B (it) 1985-06-04

Family

ID=24980712

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29524/77A IT1087886B (it) 1976-11-12 1977-11-10 Metodo per saldare bussole di guida di barre di regolazione ad una griglia di complesso di combustibile.

Country Status (4)

Country Link
US (1) US4137125A (it)
JP (1) JPS5360478A (it)
ES (1) ES463935A1 (it)
IT (1) IT1087886B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4268356A (en) * 1978-07-14 1981-05-19 Westinghouse Electric Corp. Nuclear reactor fuel assembly grid
US4381854A (en) * 1980-02-11 1983-05-03 Bruner Harry E Guide bar for cutting torch
US4820472A (en) * 1981-07-14 1989-04-11 Westinghouse Electric Corp. Nuclear reactor spent fuel storage rack
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
US4474730A (en) * 1982-08-05 1984-10-02 Westinghouse Electric Corp. Nuclear fuel spacer grid
US4521374A (en) * 1982-09-01 1985-06-04 Westinghouse Electric Corp. Fuel grid with sleeves welded in notched grid straps
US4556776A (en) * 1983-07-26 1985-12-03 Westinghouse Electric Corp. Welding fixture for nuclear reactor fuel assembly grid
FR2574177A1 (fr) * 1984-11-30 1986-06-06 Chausson Usines Sa Dispositif pour le maintien temporaire d'une boite a eau sur la plaque collectrice d'un echangeur de chaleur
US4659541A (en) * 1985-05-01 1987-04-21 Westinghouse Electric Corp. Nuclear fuel rod support grid with improved multiple dimple arrangement
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
RU2252458C1 (ru) * 2003-08-18 2005-05-20 Открытое акционерное общество "ТВЭЛ" Тепловыделяющая сборка ядерного реактора
US20130301791A1 (en) * 2012-04-17 2013-11-14 Babcock & Wilcox Mpower Inc Pulse arc welding of spacer grids to guide tubes
WO2014152851A2 (en) 2013-03-14 2014-09-25 Babcock & Wilcox Mpower, Inc. Spacer grid welding fixtrue
CN103753327A (zh) * 2013-12-23 2014-04-30 柳州市永信机械配件制造有限公司 宽头定位板
CN109935359A (zh) * 2017-12-19 2019-06-25 中国原子能科学研究院 一种燃料组件骨架连接结构及燃料组件骨架
EP3822988A1 (en) * 2019-11-13 2021-05-19 Westinghouse Electric Sweden AB Tube grid cell

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2250845A (en) * 1938-12-17 1941-07-29 Ibm Pattern controlled multiple drilling machine
US2451123A (en) * 1944-11-29 1948-10-12 H O Schultz Inc Multiple drill template
US2464906A (en) * 1947-03-31 1949-03-22 Pullman Standard Car Mfg Co Indexing device for welding machines
US2614198A (en) * 1950-12-13 1952-10-14 Austin Motor Co Ltd Heat exchanger
US2931887A (en) * 1956-10-01 1960-04-05 Leist Karl Tube arrangement
US3430028A (en) * 1965-12-08 1969-02-25 Gen Dynamics Corp Welding station
US3417477A (en) * 1967-12-22 1968-12-24 Allis Chalmers Mfg Co Template for the gas cutting of holes
US3562482A (en) * 1968-07-16 1971-02-09 Northern Electric Co Self-aligning electrode tip holder
US3791466A (en) * 1969-05-19 1974-02-12 Westinghouse Electric Corp Low parasitic capture fuel assembly structure
US3920516A (en) * 1972-09-25 1975-11-18 Westinghouse Electric Corp Nuclear reactor fuel assembly arrangement

Also Published As

Publication number Publication date
US4137125A (en) 1979-01-30
JPS5360478A (en) 1978-05-31
ES463935A1 (es) 1979-04-16

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