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ES8708085A1 - Dispositivo y metodo para desmontar y elevar un subconjunto de cabezal superior de un conjunto combustible reconstituible - Google Patents

Dispositivo y metodo para desmontar y elevar un subconjunto de cabezal superior de un conjunto combustible reconstituible

Info

Publication number
ES8708085A1
ES8708085A1 ES553706A ES553706A ES8708085A1 ES 8708085 A1 ES8708085 A1 ES 8708085A1 ES 553706 A ES553706 A ES 553706A ES 553706 A ES553706 A ES 553706A ES 8708085 A1 ES8708085 A1 ES 8708085A1
Authority
ES
Spain
Prior art keywords
gripper
tubes
disposed
lower ends
tube
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
Application number
ES553706A
Other languages
English (en)
Other versions
ES553706A0 (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.)
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
Publication of ES8708085A1 publication Critical patent/ES8708085A1/es
Publication of ES553706A0 publication Critical patent/ES553706A0/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
    • G21C3/334—Assembling, maintenance or repair of the bundles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
    • B25B27/143—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same for installing wire thread inserts or tubular threaded inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B9/00—Hand-held gripping tools other than those covered by group B25B7/00
    • 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
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49815—Disassembling
    • Y10T29/49822—Disassembling by applying force
    • 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
    • Y10T29/531—Nuclear device

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

DISPOSITIVO PARA DESMONTAR Y ELEVAR UN SUBCONJUNTO DE CABEZAL SUPERIOR DE UN CONJUNTO COMBUSTIBLE RECONSTITUIBLE. CONSTA DE VARIOS TUBOS GRIPADORES (106) QUE TIENEN UN EXTREMO INFERIOR ABIERTO (108); Y DE UN PAR DE CRUCETAS, SUPERIOR E INFERIOR (110, 112) INTERCONECTADAS POR UN EJE CENTRAL (113), QUE INCORPORAN LOS TUBOS GRIPADORES (106) EN POSICIONES SEPARADAS EN LAS QUE LOS EXTREMOS INFERIOR (114) DE LOS EXTREMOS RESPECTIVOS QUE SE PROLONGAN POR DEBAJO DE LA CRUCETA INFERIOR (112) SE PUEDEN ALINEAR VERTICALMENTE PARA SU INSERCION EN LOS MANGUITOS TUBULARES (50) DEL SUBCONJUNTO DE CABEZAL SUPERIOR (32), A POSICIONES POR ENCIMA Y ADYACENTES A LOS EXTREMOS INFERIORES ROSCADOS (78) DE LOS MANGUITOS. DE APLICACION EN REACTORES NUCLEARES.
ES553706A 1985-04-04 1986-04-03 Dispositivo y metodo para desmontar y elevar un subconjunto de cabezal superior de un conjunto combustible reconstituible Expired ES8708085A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/720,208 US4646415A (en) 1985-04-04 1985-04-04 Device and method for unfastening and lifting a top nozzle subassembly from a reconstitutable fuel assembly

Publications (2)

Publication Number Publication Date
ES8708085A1 true ES8708085A1 (es) 1987-09-01
ES553706A0 ES553706A0 (es) 1987-09-01

Family

ID=24893093

Family Applications (1)

Application Number Title Priority Date Filing Date
ES553706A Expired ES8708085A1 (es) 1985-04-04 1986-04-03 Dispositivo y metodo para desmontar y elevar un subconjunto de cabezal superior de un conjunto combustible reconstituible

Country Status (4)

Country Link
US (1) US4646415A (es)
JP (1) JPS61234396A (es)
ES (1) ES8708085A1 (es)
IT (1) IT1188481B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4917854A (en) * 1988-08-26 1990-04-17 Westinghouse Electric Corp. Method and arrangement for consolidating and storing nozzles removed from nuclear fuel assemblies
US4993864A (en) * 1988-12-15 1991-02-19 Westinghouse Electric Corp. Reconstitutable control assembly having removable control rods with detachable split upper end plugs
US5084230A (en) * 1990-12-12 1992-01-28 Westinghouse Electric Corp. Hand held tool for removing and replacing a removable top nozzle
US5180549A (en) * 1991-07-26 1993-01-19 Westinghouse Electric Corp. Nuclear fuel assembly having double enclosure top nozzle subassembly
DE102005013983B3 (de) * 2005-02-04 2006-07-27 Framatome Anp Gmbh Halteelement zum Greifen und Transportieren eines Einbauteiles eines Kernreaktors
RU2736993C1 (ru) * 2020-03-10 2020-11-23 Акционерное общество "Красная Звезда" Устройство установки перемычек

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2641831A (en) * 1950-11-21 1953-06-16 Helton William Henry Sleeve puller
US2767677A (en) * 1952-10-30 1956-10-23 Standard Oil Co Jig for welding slip-on flanges
US3228678A (en) * 1963-06-11 1966-01-11 Thiokol Chemical Corp Apparatus for fitting bonded couplings to flexible or semi-flexible tubular conduits

Also Published As

Publication number Publication date
JPS61234396A (ja) 1986-10-18
IT8619929A1 (it) 1987-09-28
JPH0464599B2 (es) 1992-10-15
IT1188481B (it) 1988-01-14
US4646415A (en) 1987-03-03
IT8619929A0 (it) 1986-03-28
ES553706A0 (es) 1987-09-01

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20050627