JPH0471476B2 - - Google Patents

Info

Publication number
JPH0471476B2
JPH0471476B2 JP61209413A JP20941386A JPH0471476B2 JP H0471476 B2 JPH0471476 B2 JP H0471476B2 JP 61209413 A JP61209413 A JP 61209413A JP 20941386 A JP20941386 A JP 20941386A JP H0471476 B2 JPH0471476 B2 JP H0471476B2
Authority
JP
Japan
Prior art keywords
spring
external
support frame
slider
strap
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
JP61209413A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6259897A (ja
Inventor
Hanputon Waidonaa Ueido
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 JPS6259897A publication Critical patent/JPS6259897A/ja
Publication of JPH0471476B2 publication Critical patent/JPH0471476B2/ja
Granted 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)
JP61209413A 1985-09-05 1986-09-05 支持格子におけるばねの矯正装置 Granted JPS6259897A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/772,986 US4652421A (en) 1985-09-05 1985-09-05 Outer grid strap protruding spring repair apparatus
US772986 1985-09-05

Publications (2)

Publication Number Publication Date
JPS6259897A JPS6259897A (ja) 1987-03-16
JPH0471476B2 true JPH0471476B2 (https=) 1992-11-13

Family

ID=25096821

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61209413A Granted JPS6259897A (ja) 1985-09-05 1986-09-05 支持格子におけるばねの矯正装置

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
KR870003514A (ko) 1987-04-17

Similar Documents

Publication Publication Date Title
US4309120A (en) Compound clamp
JPH02248894A (ja) 核燃料棒支持格子のディンプル構造とばね構造
US8483348B2 (en) Method of providing a hold-down force upon a nuclear fuel assembly
JPH029552B2 (https=)
JPH0471476B2 (https=)
DE69009085T2 (de) Klemmen für Niederhaltefedern auf dem Kopfstück eines Brennelementes.
EP2251873A1 (en) Clamp apparatus for clamping two components and method for securing a jet pump sensing line
US5597149A (en) Clamping base
JPH0478956B2 (https=)
US20120246933A1 (en) Top nozzle for nuclear fuel assembly having spring insert hole improved in fastening stability and method of manufacturing the same
JPH0677063B2 (ja) 原子燃料集合体の上部ノズル副集合体を組み立てる方法及び装置
US4657733A (en) Fuel assembly for a nuclear reactor
JPS63121787A (ja) 核燃料集合体
US2909689A (en) Support strap for electron gun structures
CN116424434A (zh) 用于机动车辆的罩及其组装方法
US4709909A (en) Retention strap in a grid assembly fixture
CN114199212A (zh) 装夹装置、水声换能器测试系统及测试方法
EP0895248A1 (en) System for joining the bottom head, independent dashpot and reinforced guide tubes in nuclear reactor fuel elements
CN219861584U (zh) 一种用于同轴送粉修复装置的夹具和同轴送粉修复装置
EP0683494A1 (en) Apparatus and method for the assembly of a grid structure
CN222269189U (zh) 一种细长杆件焊接固定夹具
JPH05142372A (ja) 加圧水型原子炉用燃料集合体の上部ノズル
CN110169780A (zh) 限束器、x射线机及其调节方法
JPS6116559Y2 (https=)
JPH0737230Y2 (ja) 偏向ヨークの固定装置