KR880011815A - 연료봉을 연료 집합체 뼈대속으로 견인하기 위한 연료봉 로우더 - Google Patents
연료봉을 연료 집합체 뼈대속으로 견인하기 위한 연료봉 로우더 Download PDFInfo
- Publication number
- KR880011815A KR880011815A KR1019880003509A KR880003509A KR880011815A KR 880011815 A KR880011815 A KR 880011815A KR 1019880003509 A KR1019880003509 A KR 1019880003509A KR 880003509 A KR880003509 A KR 880003509A KR 880011815 A KR880011815 A KR 880011815A
- Authority
- KR
- South Korea
- Prior art keywords
- fuel rod
- fuel
- towing
- outer tube
- stress relief
- Prior art date
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
-
- 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
- G21C19/105—Lifting devices or pulling devices adapted for co-operation with fuel elements or with control elements with grasping or spreading coupling elements
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C21/00—Apparatus or processes specially adapted to the manufacture of reactors or parts thereof
-
- 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
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S294/00—Handling: hand and hoist-line implements
- Y10S294/906—Atomic fuel handler
-
- 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
-
- 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
- Y10T29/53796—Puller or pusher means, contained force multiplying operator
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Manufacturing & Machinery (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Manipulator (AREA)
- Jigs For Machine Tools (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
내용없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제4도는 한 연료봉을 연료봉 매거지인에서부터 제2도의 연료 집합체 뼈대의 제3도의 격자를 통하여 배후로 견인하는 것을 예시하는 본 발명의 연료봉 로우더의 개략 정면도
제5도는 한 연료봉과, 한 연료봉의 단부 플러그의 공동부에 막 들어가기 시작하는 제4도의 연료봉 로우더의 연료봉 그리퍼 부분의 확대부분 단면도
Claims (6)
- (a) 한 단부부분(46)은 제각기 밀폐된 슬롯단부(50) 및 개방된 슬롯(52)단부를 갖는 다수의 세로슬롯(48)을 구비하며, 상기 슬롯(48)은 그 사이에서 핑거(54)를 규정하고, 상기 핑거(54)는 제각기 내향편향형 핑거단부(56)를 가지며, 상기 내향편향형 핑거 단부(56)는 제각기 외향 돌출림부(58)를 구비하며, 상기 림부(58)는 원형원주림(60)을 규정하고, 상기림은 단부 플러그 공동부(62)속에 길이 방향으로 삽입될 수 있는, 상기 한단부부분(46)을 구비한 외부관(42) : 및 (b) 상기 립부(58)가 상기 단부 플러그 공동부(62)의 내부원주홈(66)을 해제할 수 있게 맞물도록 상기림(60)을 개방시키기 위하여 상기 내향편향형 핑거단부(56)를 외부로 확장하도록 상기 내향편향형 핑거단부와 길이 방향으로 맞물릴 수 있는 말당부(64)를 갖는, 상기 외부관에 삽입될 수 있는 내부샤프트(44) : 로 구성되는 그리퍼(36)를 포함하며 : 제각기 내부원주홈(66)을 구비한 공동부(62)를 갖는 단부 플러그(38)를 포함하는 다수의 연료봉(18)을 연료봉 매거지인(34)에서부터 원자로 연료 집합체 뼈대(24)의 스페이서 격자(16)속으로 견인하기 위한 연료봉 로우더(32)에 있어서, 상기 외부관(42)의 외부표면(70)은 각각의 상기 슬록(48)의 상기 밀폐된 슬롯단부(50)에서 외향 세로 할주모깍은면(74) 및, 관련된 상기 개방된 슬롯단부와 대향하는 응력 릴리이프면(76)으로 구성되는 전이표면부(68)에 의해 상기 외부관(42)의 내부표면(72)에 연결되며, 상기 모깍은 면(74)은 상기 외부관(42)의 상기 외부표면(70)쪽으로 뻗어 있고 상기 응력 릴리이프면(76)은 상기 외부관(42)의 상기 내부표면(72)쪽으로 뻗어 있으며, 상기 모깍은면(74)은 세로길이(L)보다 더 작은 방사상 깊이(D)를 갖고 상기 응력 릴리이프면(76)은 응력 릴리이프 반경(R)을 갖는, 그리퍼를 특징으로 하는 연료봉을 연료집합체 뼈대속으로 견인하기 위한 연료봉 로우더.
- 제1항에 있어서, 상기 모깍은 면(74)과 상기 응력 릴리이프면(76)은 동일한 가로폭으로 뻗어 있는 것을 특징으로 하는 연료봉을 연료 집합체 뼈대속으로 견인하기 위한 연료봉 로우더.
- 제1항, 또는 제2항에 있어서, 상기 모깍은면(74)은 실질적으로 평탄한 면으로 구성되는 것을 특징으로 하는 연료봉을 연료 집합체 뼈대속으로 견인하기 위한 연료봉 로우더.
- 제1항, 또는 제2항에 있어서, 상기 모깍은 면(74)은 가로폭(W)과 교차하는 볼록한 원형 아크 형태를 갖는 것을 특징으로 하는 연료봉을 연료 집합체 뼈대속으로 견인하기 위한 연료봉 로우더.
- 제4항에 있어서, 상기 모깍은 면(74)은 가로폭(W)은 상기 슬록(48)의 상기 밀폐된 슬롯단부(50)부근의 두 인접핑거(54)사이의 이격거리와 실질적으로 동일한 것을 특징으로 하는 연료봉을 연료 집합체 뼈대속으로 견인하기 위한 연료봉 로우더.
- 제5항에 있어서, 상기 응력 릴리이프 반경(R)의 길이는 상기 슬롯(48)의 상기 밀폐된 슬롯단부(50)부근의 두 인접핑거(54)사이의 이격거리의 절반과 실질적으로 동일한 것을 특징으로 하는 연료봉을 연료 접합체 뼈대속으로 견인하기 위한 연료봉 로우더.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US031,953 | 1987-03-30 | ||
US07/031,953 US4747997A (en) | 1987-03-30 | 1987-03-30 | Nuclear fuel rod loader for pulling fuel rods into a fuel assembly skeleton |
Publications (2)
Publication Number | Publication Date |
---|---|
KR880011815A true KR880011815A (ko) | 1988-10-31 |
KR970003772B1 KR970003772B1 (ko) | 1997-03-21 |
Family
ID=21862285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880003509A KR970003772B1 (ko) | 1987-03-30 | 1988-03-30 | 연료봉을 연료 집합체 뼈대속으로 견인하기 위한 연료봉 로우더 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4747997A (ko) |
EP (1) | EP0284814B1 (ko) |
JP (1) | JP2516658B2 (ko) |
KR (1) | KR970003772B1 (ko) |
DE (1) | DE3871585T2 (ko) |
ES (1) | ES2031543T3 (ko) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4800061A (en) * | 1987-05-06 | 1989-01-24 | Westinghouse Electric Corp. | Apparatus for loading fuel rods into grids of nuclear fuel assemblies |
US4921663A (en) * | 1988-06-06 | 1990-05-01 | Westinghouse Electric Corp. | End plug weld for nuclear fuel rod |
US4919881A (en) * | 1988-07-05 | 1990-04-24 | Westinghouse Electric Corp. | Reactor internals through-hole grapple |
US5043134A (en) * | 1989-06-28 | 1991-08-27 | Westinghouse Electric Corp. | Fuel rod gripper end cap for minimizing impact with grid cell dimples |
US4966745A (en) * | 1989-06-28 | 1990-10-30 | Westinghouse Electric Company | Fuel rod gripper end cap for minimizing impact with grid cell dimples |
US5158740A (en) * | 1991-08-05 | 1992-10-27 | Westinghouse Electric Corp. | Fuel rod end plug welding method |
JPH05196787A (ja) * | 1991-10-24 | 1993-08-06 | Mitsubishi Nuclear Fuel Co Ltd | 燃料集合体の組立装置 |
JP3050972B2 (ja) * | 1991-11-08 | 2000-06-12 | 三菱原子燃料株式会社 | 燃料集合体の組立方法およびこれに使用する装置 |
JP3095502B2 (ja) * | 1991-12-26 | 2000-10-03 | 三菱原子燃料株式会社 | 核燃料集合体組立装置 |
US5251243A (en) * | 1992-08-21 | 1993-10-05 | Westinghouse Electric Corp. | Automatic fuel assembly loader |
US5366340A (en) * | 1992-08-28 | 1994-11-22 | Xerox Corporation | Robotic end effector |
FR2709202B1 (fr) * | 1993-08-20 | 1995-11-10 | Fbfc | Installation de chargement d'assemblages combustibles. |
FR2787620B1 (fr) * | 1998-12-22 | 2001-03-09 | Franco Belge Combustibles | Installation de chargement d'un assemblage combustible nucleaire |
US6320922B1 (en) * | 1999-05-07 | 2001-11-20 | General Electric Company | Tool for retracting fuel rods from and inserting fuel rods into a nuclear fuel assembly and methods therefor |
US6895067B2 (en) * | 2002-04-30 | 2005-05-17 | Framatome Anp, Inc. | Smooth collet for pulling fuel rods |
US7551705B2 (en) * | 2003-12-11 | 2009-06-23 | Areva Np, Inc. | Fuel assembly top nozzle repair sleeve and method for repairing a fuel assembly |
DE102008033371A1 (de) * | 2008-07-08 | 2010-01-14 | Newfrey Llc, Newark | Bolzenhalteeinrichtung |
GB201409967D0 (en) | 2014-06-05 | 2014-07-16 | Rolls Royce Plc | Gripper mechanism |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
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LU36529A1 (ko) * | 1957-10-30 | |||
US3604746A (en) * | 1968-11-20 | 1971-09-14 | Combustion Eng | Nuclear reactor control element gripper and drive apparatus |
US3549187A (en) * | 1969-04-03 | 1970-12-22 | Dixon T Harbison | Broken sucker rod retrievers |
US3638988A (en) * | 1969-10-27 | 1972-02-01 | Cicero C Brown | Latch assembly for well tools |
US3698756A (en) * | 1969-12-08 | 1972-10-17 | Combustion Eng | Gripper device having positive engaging and disengaging means |
US3741601A (en) * | 1971-08-27 | 1973-06-26 | Teledyne Inc | Latch for gas lift valve or the like |
DE2537005A1 (de) * | 1975-08-20 | 1977-03-03 | Interatom | Zange zum greifen von gegenstaenden |
US4051899A (en) * | 1976-03-18 | 1977-10-04 | Otis Engineering Corporation | Reset and pulling tool for manipulating well safety valve |
US4192715A (en) * | 1977-08-23 | 1980-03-11 | Batjukov Vladimir I | Fuel assembly handling system of nuclear reactor |
US4204910A (en) * | 1977-08-25 | 1980-05-27 | Batjukov Vladimir I | Gripping means for refuelling a nuclear reactor |
US4182152A (en) * | 1977-09-08 | 1980-01-08 | Westinghouse Electric Corporation | Grid sleeve bulge tool |
GB1554792A (en) * | 1977-09-22 | 1979-10-31 | Batjukov V I | And others gripping means for fuel assemblies of nuclear reactors |
ES465585A1 (es) * | 1977-12-31 | 1978-09-16 | Science Union & Cie | Procedimiento de preparacion de nuevas piperazinas disusti- tuidas. |
FR2417828A1 (fr) * | 1978-02-17 | 1979-09-14 | Framatome Sa | Outil de permutation et de transport de capsules d'irradiation d'un reacteur nucleaire |
US4297776A (en) * | 1979-04-09 | 1981-11-03 | Westinghouse Electric Corp. | Leaf spring puller for nuclear fuel rods |
US4366617A (en) * | 1980-03-12 | 1983-01-04 | Westinghouse Electric Corp. | Plug removal apparatus |
US4551299A (en) * | 1982-09-15 | 1985-11-05 | Westinghouse Electric Corp. | Multiple fuel rod gripper |
US4651400A (en) * | 1983-12-21 | 1987-03-24 | Westinghouse Electric Corp. | Multiple fuel rod gripper |
US4571802A (en) * | 1984-04-30 | 1986-02-25 | Calhoun Gregory L | Double grip, relative motion tube puller |
US4639998A (en) * | 1984-11-09 | 1987-02-03 | Westinghouse Electric Corp. | Locking tube removal and replacement tool and method in a reconstitutable fuel assembly |
US4639993A (en) * | 1985-06-20 | 1987-02-03 | Westinghouse Electric Corp. | Nuclear fuel rod loading fixture for use in a remote repair system |
US4716018A (en) * | 1985-11-12 | 1987-12-29 | Westinghouse Electric Corp. | End plug with truncated tapered leading end configuration |
-
1987
- 1987-03-30 US US07/031,953 patent/US4747997A/en not_active Expired - Lifetime
-
1988
- 1988-03-03 ES ES198888103289T patent/ES2031543T3/es not_active Expired - Lifetime
- 1988-03-03 DE DE8888103289T patent/DE3871585T2/de not_active Expired - Fee Related
- 1988-03-03 EP EP88103289A patent/EP0284814B1/en not_active Expired - Lifetime
- 1988-03-30 KR KR1019880003509A patent/KR970003772B1/ko active IP Right Grant
- 1988-03-30 JP JP63074853A patent/JP2516658B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4747997A (en) | 1988-05-31 |
KR970003772B1 (ko) | 1997-03-21 |
EP0284814A2 (en) | 1988-10-05 |
JP2516658B2 (ja) | 1996-07-24 |
DE3871585D1 (de) | 1992-07-09 |
JPS63256894A (ja) | 1988-10-24 |
ES2031543T3 (es) | 1992-12-16 |
EP0284814B1 (en) | 1992-06-03 |
DE3871585T2 (de) | 1993-02-04 |
EP0284814A3 (en) | 1989-06-21 |
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A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
NORF | Unpaid initial registration fee |