ES296423U - Una plantilla sujetadora de soldadura de rejillas de conjuntos de combustible de reactor nuclear - Google Patents

Una plantilla sujetadora de soldadura de rejillas de conjuntos de combustible de reactor nuclear

Info

Publication number
ES296423U
ES296423U ES1984296423U ES296423U ES296423U ES 296423 U ES296423 U ES 296423U ES 1984296423 U ES1984296423 U ES 1984296423U ES 296423 U ES296423 U ES 296423U ES 296423 U ES296423 U ES 296423U
Authority
ES
Spain
Prior art keywords
straps
fuel assembly
nuclear reactor
grid
reactor fuel
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.)
Granted
Application number
ES1984296423U
Other languages
English (en)
Other versions
ES296423Y (es
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.)
Westinghouse Electric 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
Publication of ES296423U publication Critical patent/ES296423U/es
Application granted granted Critical
Publication of ES296423Y publication Critical patent/ES296423Y/es
Expired 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
    • G21C3/34—Spacer grids
    • G21C3/3424—Fabrication of spacer grids
    • 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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20—Bonding
    • B23K26/21—Bonding by 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 for a procedure covered by only one of the other main groups of this subclass
    • B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
    • B23K37/0426—Fixtures for other work
    • B23K37/0435—Clamps
    • B23K37/0443—Jigs
    • 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)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Laser Beam Processing (AREA)
  • Structure Of Emergency Protection For Nuclear Reactors (AREA)

Abstract

UNA PLANTILLA SUJETADORA DE SOLDADURA DE REJILLAS DE CONJUNTOS DE COMBUSTIBLE DE REACTOR NUCLEAR PARA COLOCAR FLEJES DE REJILLA (15) EN UNA DISPOSICION EN FORMA DE HUEVERA EN EL CURSO DEL PROCESO DE SOLDADURA DE DICHOS FLEJES PARA FORMAR UNA REJILLA DE CONJUNTO DE COMBUSTIBLE DE REACTOR NUCLEAR, ESTANDO DICHA PLANTILLA CARACTERIZADA POR DISPONER DE UN MIEMBRO INFERIOR RIGIDO (16) QUE POSEE UNA PRIMERA PLURALIDAD DE FLEJES DE PLANTILLA SUJETADORA INFERIORES INTERFOLIADOS (18) COLOCADOS DE MODO AMOVIBLE EN UNA PRIMERA CONFIGURACION EN FORMA DE HUEVERA, TENIENDO RANURAS SUPERIORES (20) EN SUS BORDES SUPERIORES (22), ESTANDO DICHAS RANURAS SUPERIORES (20) ADAPTADAS PARA RECIBIR LOS BORDES INFERIORES DE DICHOS FLEJES DE REJILLA (15) CUANDO DICHOS FLEJES DE REJILLA (15) ESTAN ALINEADOS PARA SER SOLDADOS ENTRE SI PARA FORMAR DICHA REJILLA; UN MIEMBRO SUPERIOR RIGIDO (26) QUE POSEE UNA SEGUNDA PLURALIDAD DE FLEJES DE PLANTILLA SUJETADORA SUPERIORES INTERFOLIADOS (28) DISPUESTOS DE MODO AMOVIBLE ENUNA SEGUNDA CONFIGURACION EN FORMA DE HUEVERA, CON RANURAS INFERIORES (30) EN SUS BORDES INFERIORES (22), ESTANDO DICHAS RANURAS INFERIORES (30) COLOCADAS DE MODO QUE RECIBAN A LOS BORDES SUPERIORES DE DICHOS FLEJES DE REJILLA (15) CUANDO DICHOS FLEJES DE REJILLA (15) ESTAN ALINEADOS PARA SER SOLDADOS ENTRE SI PARA FORMAR DICHA REJILLA, Y MEDIOS PARA FIJAR, DE MODO QUE PUEDAN LIBERARSE, RIGIDAMENTE ENTRE SI DICHO MIEMBRO INFERIOR (16) Y DICHO MIEMBRO SUPERIOR (26) CUANDO DICHOS FLEJES DE REJILLA (15) ESTAN EN EL INTERIOR DE DICHAS RANURAS SUPERIOR E INFERIOR (30).
ES1984296423U 1983-07-26 1984-07-23 Una plantilla sujetadora de soldadura de rejillas de conjuntos de combustible de reactor nuclear Expired ES296423Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/517,496 US4556776A (en) 1983-07-26 1983-07-26 Welding fixture for nuclear reactor fuel assembly grid

Publications (2)

Publication Number Publication Date
ES296423U true ES296423U (es) 1987-09-01
ES296423Y ES296423Y (es) 1988-04-16

Family

ID=24060056

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1984296423U Expired ES296423Y (es) 1983-07-26 1984-07-23 Una plantilla sujetadora de soldadura de rejillas de conjuntos de combustible de reactor nuclear

Country Status (7)

Country Link
US (1) US4556776A (es)
EP (1) EP0134920B1 (es)
JP (1) JPS6042692A (es)
KR (1) KR920003191B1 (es)
DE (1) DE3466944D1 (es)
ES (1) ES296423Y (es)
ZA (1) ZA844730B (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8520844D0 (en) * 1985-08-20 1985-09-25 Sun Ind Coatings Holding electrical/electronic components
US4873051A (en) * 1988-04-06 1989-10-10 Westinghouse Electric Corp. Nuclear fuel grid outer strap
JPH02134000A (ja) * 1988-11-15 1990-05-23 Matsushita Electric Ind Co Ltd 多品種対応プリント基板保持方法
US5519747A (en) * 1994-10-04 1996-05-21 General Electric Company Apparatus and methods for fabricating spacers for a nuclear fuel rod bundle
FR2736191B1 (fr) * 1995-06-29 1997-09-26 Franco Belge Combustibles Procede et installation de soudage d'une grille-entretoise d'un assemblage de combustible pour un reacteur nucleaire et dispositif de soudage par l'interieur d'une grille
EP1858029B1 (en) * 2006-05-19 2010-08-11 Korea Atomic Energy Research Institute Apparatus and method for welding strap connections between inner grid straps of spacer grid using laser tool, and spacer grid manufactured using the same
US10759007B2 (en) * 2013-03-14 2020-09-01 Bwxt Mpower, Inc. Spacer grid welding fixture
DE102013105881A1 (de) * 2013-06-06 2014-12-11 Jenoptik Automatisierungstechnik Gmbh Vorrichtungen zum Verbinden zweier Werkstückteile mittels Laser- Durchstrahlschweißen
CN105014288A (zh) * 2015-08-20 2015-11-04 哈尔滨工业大学 用于核燃料组件定位格架的焊接夹具
DE202019102247U1 (de) * 2019-04-18 2019-04-30 Zell Metalltechnik Gmbh Gitterförmiger Werkstückträger
CN116690076B (zh) * 2023-07-18 2025-12-26 上海阿波罗机械股份有限公司 一种用于格架焊接防变形的锁紧装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3836135A (en) * 1973-01-26 1974-09-17 L Wightman Plate spacing fixture for electrostatic air cleaners
GB1518311A (en) * 1975-04-02 1978-07-19 Atomic Energy Authority Uk Welding jigs
US4101752A (en) * 1976-09-15 1978-07-18 Westinghouse Electric Corp. Process for welding corner cells in fuel assembly grids
US4137125A (en) * 1976-11-12 1979-01-30 Westinghouse Electric Corp. Method of welding nuclear reactor fuel assemblies
US4291218A (en) * 1976-12-20 1981-09-22 Myhre Kjell E Transducer diaphragm elements and methods and apparatus for making same
US4132396A (en) * 1978-04-06 1979-01-02 Graham George W Glueing clamp assembly
US4286778A (en) * 1979-11-07 1981-09-01 Follmeyer Fred R Machining fixtures
FR2522560A1 (fr) * 1982-03-03 1983-09-09 Commissariat Energie Atomique Procede et dispositif pour la realisation par soudage laser par impulsions d'elements de structure de reacteurs nucleaires et grilles en alliage de zirconium obtenues par ce procede
US4492844A (en) * 1982-09-01 1985-01-08 Westinghouse Electric Corp. Welding plates for a fuel rod grid

Also Published As

Publication number Publication date
ZA844730B (en) 1985-02-27
US4556776A (en) 1985-12-03
EP0134920B1 (en) 1987-10-28
ES296423Y (es) 1988-04-16
DE3466944D1 (en) 1987-12-03
JPS6042692A (ja) 1985-03-06
EP0134920A1 (en) 1985-03-27
JPS6344480B2 (es) 1988-09-05
KR850001049A (ko) 1985-03-14
KR920003191B1 (ko) 1992-04-24

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Legal Events

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Effective date: 20130704