KR870003514A - 격자-스프링 보수 장치 - Google Patents

격자-스프링 보수 장치 Download PDF

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Publication number
KR870003514A
KR870003514A KR1019860007446A KR860007446A KR870003514A KR 870003514 A KR870003514 A KR 870003514A KR 1019860007446 A KR1019860007446 A KR 1019860007446A KR 860007446 A KR860007446 A KR 860007446A KR 870003514 A KR870003514 A KR 870003514A
Authority
KR
South Korea
Prior art keywords
spring
frame
repair device
opening
grating
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.)
Withdrawn
Application number
KR1019860007446A
Other languages
English (en)
Korean (ko)
Inventor
햄톤 와이드너 웨이드
Original Assignee
씨. 에프. 오버메서
웨스팅 하우스 일렉트릭 코오포레이숀
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 씨. 에프. 오버메서, 웨스팅 하우스 일렉트릭 코오포레이숀 filed Critical 씨. 에프. 오버메서
Publication of KR870003514A publication Critical patent/KR870003514A/ko
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
    • G21C19/02—Details of handling arrangements
    • G21C19/10—Lifting devices or pulling devices adapted for co-operation with fuel elements or with control 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
    • G21C3/3424—Fabrication of 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
    • 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
    • Y10T29/49718—Repairing
    • Y10T29/49748—Repairing by shaping, e.g., bending, extruding, turning, etc.

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)
  • Springs (AREA)
  • Clamps And Clips (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
KR1019860007446A 1985-09-05 1986-09-05 격자-스프링 보수 장치 Withdrawn KR870003514A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US772,986 1985-09-05
US06/772,986 US4652421A (en) 1985-09-05 1985-09-05 Outer grid strap protruding spring repair apparatus

Publications (1)

Publication Number Publication Date
KR870003514A true KR870003514A (ko) 1987-04-17

Family

ID=25096821

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860007446A Withdrawn KR870003514A (ko) 1985-09-05 1986-09-05 격자-스프링 보수 장치

Country Status (5)

Country Link
US (1) US4652421A (https=)
EP (1) EP0218353B1 (https=)
JP (1) JPS6259897A (https=)
KR (1) KR870003514A (https=)
ES (1) ES2009137A6 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4832901A (en) * 1986-05-05 1989-05-23 Westinghouse Electric Corp. Nuclear reactor fuel assembly mixing vane repair method
FR2641118B1 (https=) * 1988-12-28 1992-10-16 Framatome Sa
US6385269B1 (en) * 2000-05-30 2002-05-07 General Electric Company Spacer spring force adjustment tool and method of adjusting the spacer spring force
US8416909B2 (en) * 2009-09-29 2013-04-09 Stp Nuclear Operating Company Nuclear fuel cell repair tool

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1764243A (en) * 1929-03-16 1930-06-17 Arthur L Cornwell Wheel puller
US1847943A (en) * 1931-04-03 1932-03-01 Griffin James Bending and straightening tool
US2091844A (en) * 1936-03-14 1937-08-31 Link Belt Co Chain pin extractor
US2834099A (en) * 1953-10-08 1958-05-13 Western Electric Co Apparatus for inserting and removing pins
US3850795A (en) * 1972-05-01 1974-11-26 Babcock Atlantique Sa Means for adjustable clamping skirt between pressure vessel and core
US3816896A (en) * 1973-04-30 1974-06-18 Raymond Lee Organization Inc Clock repair apparatus
US4007544A (en) * 1974-10-30 1977-02-15 Westinghouse Electric Corporation Constant load probe system for coordinate measurement machines
DE3033349A1 (de) * 1980-09-04 1982-04-15 Kraftwerk Union AG, 4330 Mülheim Richtwerkzeug fuer abstandshalter von kernreaktorbrennelementen
US4474730A (en) * 1982-08-05 1984-10-02 Westinghouse Electric Corp. Nuclear fuel spacer grid
US4539738A (en) * 1982-09-01 1985-09-10 Westinghouse Electric Corp. Strap and vane positioning fixture for fuel rod grid and method
US4492844A (en) * 1982-09-01 1985-01-08 Westinghouse Electric Corp. Welding plates for a fuel rod grid
DE3242407A1 (de) * 1982-11-16 1984-05-17 Kraftwerk Union AG, 4330 Mülheim Verfahren zum messen der federkraft einer druckfeder, die seitlich an einem steg in einer masche eines gitterfoermigen abstandshalters fuer ein kernreaktorbrennelement angeordnet ist, und messdorn zur durchfuehrung dieses verfahrens
FR2550650B1 (fr) * 1983-08-11 1985-11-08 Fragema Framatome & Cogema Procede et dispositif de montage et de fixation de grilles d'assemblage de combustible nucleaire

Also Published As

Publication number Publication date
EP0218353B1 (en) 1989-08-09
US4652421A (en) 1987-03-24
JPS6259897A (ja) 1987-03-16
EP0218353A1 (en) 1987-04-15
ES2009137A6 (es) 1989-09-01
JPH0471476B2 (https=) 1992-11-13

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Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19860905

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid