KR830008329A - 원자로 연료 집합체 - Google Patents

원자로 연료 집합체 Download PDF

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Publication number
KR830008329A
KR830008329A KR1019810004948A KR810004948A KR830008329A KR 830008329 A KR830008329 A KR 830008329A KR 1019810004948 A KR1019810004948 A KR 1019810004948A KR 810004948 A KR810004948 A KR 810004948A KR 830008329 A KR830008329 A KR 830008329A
Authority
KR
South Korea
Prior art keywords
sleeve
fuel assembly
guide tube
grid
fuel
Prior art date
Application number
KR1019810004948A
Other languages
English (en)
Inventor
케이·제트슨 로버트
엔·타우워 스테픈
에이·헉 케스타인 에드가
Original Assignee
이·더블류·두보이스
웨스팅하우스 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 이·더블류·두보이스, 웨스팅하우스 일렉트릭 코오포레이숀 filed Critical 이·더블류·두보이스
Publication of KR830008329A publication Critical patent/KR830008329A/ko

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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
    • 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
    • G21C3/33—Supporting or hanging of elements in the bundle; Means forming part of the bundle for inserting it into, or removing it from, the core; Means for coupling adjacent bundles
    • G21C3/3305—Lower nozzle
    • 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
    • G21C3/33—Supporting or hanging of elements in the bundle; Means forming part of the bundle for inserting it into, or removing it from, the core; Means for coupling adjacent bundles
    • G21C3/3315—Upper nozzle
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C5/00—Moderator or core structure; Selection of materials for use as moderator
    • G21C5/02—Details
    • G21C5/06—Means for locating or supporting fuel 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
    • G21C3/33—Supporting or hanging of elements in the bundle; Means forming part of the bundle for inserting it into, or removing it from, the core; Means for coupling adjacent 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

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)
  • Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Load-Engaging Elements For Cranes (AREA)

Abstract

내용 없음

Description

원자로 연료 집합체
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제2도는 연료 집합체 상부의 입면상의 단면도.
제3도는 연료 집합체 하부의 입면상의 단면도.

Claims (7)

  1. 상부노즐(54)과, 하부노즐(52)과, 그 사이에 연장하며 상하부 노즐(54,52)과 상호 연결하는 다수의 안내관(56)과, 상하부 노즐(54,52) 사이에 격리된 관계로 배치되고 안내관(56)에 연결된 다수의 그리드(50)와, 상하부 노즐(54,52)사이에 배열되고 그리드(50)에 지지된 핵연료를 포함하는 다수의 연료 요소(48)를 구성하는 원자로 연료 집합체에 있어서, 상하부 그리드(58,60)가 인코넬을 구성하며 상부 그리드(58)와 하부 그리드(60) 사이에 배열된 중간 그리드(62)가 지르칼로이를 구성하는 것으로 특징된 원자로 연료 집합체.
  2. 제1항에서, 슬리이브(64)가 그리드(50)에 부착되고 안내관(56)이 슬리이브를 통해 연장하며 그리드(50)에 안내관(56)의 부착을 위해 맞물려진 것을 특징으로 하는 연료 집합체.
  3. 제1항이나 제2항에서 슬리이브(64)는 슬리이브(64)와 돌출하도록 부착된 안내관(56)을 가진 상하부 그리드(58,60)에 용접된 스테인레스 스틸 슬리이브인 것으로 특징된 연료 집합체.
  4. 제1,2 혹은 3항에서, 지르칼로이 슬리이브가 안내관(56)을 수신하기 위해 중간 그리드(62)의 각각에 용접되고 안내관(56)이 슬리이브(64)에 돌출하도록 부착된 것을 특징으로 하는 연료 집합체.
  5. 제1~4항에서, 연료 집합체가 상하부 노즐(54,52)에 관해 경사지며 회전할 수 있는 중앙안내관(68)을 가진 것으로 특징된 연료 집합체.
  6. 제5항에서, 중앙 안내관(68)을 제외한 모든 안내관(56)이 상부노즐(54)에 단단히 연결되고 하부노즐(52)에 나사장치된 것을 특징으로 하는 연료 집합체.
  7. 제1~6항에서, 연료요소(48)가 일반적으로 20×20배열로 배열되고 안내관(56)이 5×5배열로 배열된 것으로 특징된 연료 집합체.
    ※참고사항:최초출원 내용에 의하여 공개하는 것임.
KR1019810004948A 1980-12-16 1981-12-16 원자로 연료 집합체 KR830008329A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/217,059 US4381284A (en) 1980-12-16 1980-12-16 Fuel assembly for a nuclear reactor
US21705 1980-12-16

Publications (1)

Publication Number Publication Date
KR830008329A true KR830008329A (ko) 1983-11-18

Family

ID=22809528

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1019810004948A KR830008329A (ko) 1980-12-16 1981-12-16 원자로 연료 집합체
KR1019810004945A KR830008328A (ko) 1980-12-16 1981-12-16 원자로 연료 집합체

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1019810004945A KR830008328A (ko) 1980-12-16 1981-12-16 원자로 연료 집합체

Country Status (14)

Country Link
US (1) US4381284A (ko)
EP (1) EP0054235B1 (ko)
JP (1) JPS57124286A (ko)
KR (2) KR830008329A (ko)
AT (1) ATE12712T1 (ko)
BE (1) BE891487A (ko)
CA (1) CA1175166A (ko)
DE (1) DE3169898D1 (ko)
ES (1) ES507955A0 (ko)
FR (1) FR2497997B1 (ko)
GB (1) GB2089554B (ko)
IL (1) IL64545A (ko)
IT (1) IT1140329B (ko)
ZA (1) ZA818400B (ko)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4474398A (en) * 1981-06-26 1984-10-02 Westinghouse Electric Corp. Fuel assembly locking apparatus
FR2517867B1 (fr) * 1981-12-04 1986-08-22 Framatome Sa Dispositif de fixation d'un assemblage combustible sur la plaque inferieure de support du coeur, dans un reacteur nucleaire
US4452755A (en) * 1982-01-29 1984-06-05 The United States Of America As Represented By The United States Department Of Energy Fuel rod retention device for a nuclear reactor
FR2537764A1 (fr) * 1982-12-08 1984-06-15 Framatome Sa Dispositif de commande de deux grappes de crayons de reglage deplacables verticalement dans un meme assemblage combustible du coeur d'un reacteur nucleaire
US4647424A (en) * 1983-11-16 1987-03-03 Westinghouse Electric Corp. Fuel assembly unlatching and handling gripper
US4696784A (en) * 1984-03-28 1987-09-29 Westinghouse Electric Corp. System for manipulating radioactive fuel rods within a nuclear fuel assembly
US4684495A (en) * 1984-11-16 1987-08-04 Westinghouse Electric Corp. Fuel assembly bottom nozzle with integral debris trap
US4687630A (en) * 1985-03-13 1987-08-18 Westinghouse Electric Corp. Top nozzle and guide thimble joint structure in a nuclear fuel assembly
US4716004A (en) * 1986-02-06 1987-12-29 Westinghouse Electric Corp. Thimble guide extender
US4996021A (en) * 1990-05-29 1991-02-26 Combustion Engineering, Inc. Bottom nozzle to guide tube connection
US5363423A (en) * 1993-08-19 1994-11-08 Westinghouse Electric Corporation Quick release top nozzle assembly
US6115440A (en) * 1998-04-29 2000-09-05 Westinghouse Electric Company Llc Quick release, removable top nozzle assembly
US8116423B2 (en) 2007-12-26 2012-02-14 Thorium Power, Inc. Nuclear reactor (alternatives), fuel assembly of seed-blanket subassemblies for nuclear reactor (alternatives), and fuel element for fuel assembly
EA015019B1 (ru) 2007-12-26 2011-04-29 Ториум Пауэр Инк. Ядерный реактор (варианты), топливная сборка из запально-воспроизводящих модулей для ядерного реактора (варианты) и топливный элемент топливной сборки
HUE043364T2 (hu) 2008-12-25 2019-08-28 Thorium Power Inc Fûtõelem és egy fûtõelem elkészítési eljárása egy nukleáris reaktor egy fûtõelem-egysége számára
US10170207B2 (en) 2013-05-10 2019-01-01 Thorium Power, Inc. Fuel assembly
US10192644B2 (en) 2010-05-11 2019-01-29 Lightbridge Corporation Fuel assembly
WO2011143172A1 (en) 2010-05-11 2011-11-17 Thorium Power, Inc. Fuel assembly with metal fuel alloy kernel and method of manufacturing thereof
CN104246903A (zh) * 2012-04-17 2014-12-24 巴布科克和威尔科克斯M能量股份有限公司 小型模块化反应堆燃料组件
US11817226B2 (en) * 2021-11-10 2023-11-14 Westinghouse Electric Company Llc Bottom nozzle with protective insert

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB931676A (en) * 1960-09-05 1963-07-17 Atomic Energy Authority Uk Improvements in or relating to nuclear reactor core structures
BE621561A (ko) * 1961-08-25
US3377254A (en) * 1961-12-01 1968-04-09 Westinghouse Electric Corp Fuel arrangement for a nuclear reactor
US3368602A (en) * 1966-04-01 1968-02-13 Tridair Industries Self-locking captive screw assembly
US3549491A (en) * 1968-11-21 1970-12-22 Atomic Energy Commission Nuclear reactor fuel element hold-down and tightening mechanism
US3828868A (en) * 1969-11-26 1974-08-13 Babcock & Wilcox Co Fuel assembly for a nuclear reactor
US3770583A (en) * 1971-05-20 1973-11-06 Combustion Eng Fuel assembly hold-down device
US3853703A (en) * 1972-07-03 1974-12-10 Combustion Eng Fuel assembly hold-up device
US3864211A (en) * 1972-10-02 1975-02-04 Exxon Nuclear Co Inc Removable upper tie plate
US4030975A (en) * 1973-06-25 1977-06-21 Combustion Engineering, Inc. Fuel assembly for a nuclear reactor
US3953287A (en) * 1973-08-06 1976-04-27 Exxon Nuclear Company, Inc. Assembly mechanism for nuclear fuel bundles
US3971575A (en) * 1974-11-29 1976-07-27 Combustion Engineering, Inc. Releasable locking device
US4036692A (en) * 1975-08-01 1977-07-19 The Babcock & Wilcox Company Nuclear fuel element nut retainer cup
FR2326764A1 (fr) * 1975-10-02 1977-04-29 Commissariat Energie Atomique Structure de coeur pour reacteur nucleaire
US4064004A (en) * 1976-02-23 1977-12-20 Exxon Nuclear Company, Inc. Assembly mechanism for nuclear fuel bundles
FR2395572A1 (fr) * 1977-06-23 1979-01-19 Framatome Sa Procede de controle des effets de reactivite dus aux variations de puissance dans les reacteurs nucleaires a eau pressurisee
US4298434A (en) * 1978-11-13 1981-11-03 Combustion Engineering, Inc. Bottom mounted fuel holddown mechanism

Also Published As

Publication number Publication date
FR2497997A1 (fr) 1982-07-16
GB2089554A (en) 1982-06-23
EP0054235A1 (en) 1982-06-23
JPS57124286A (en) 1982-08-03
GB2089554B (en) 1984-02-08
IL64545A (en) 1985-05-31
DE3169898D1 (en) 1985-05-15
IT8125602A0 (it) 1981-12-15
KR830008328A (ko) 1983-11-18
IT1140329B (it) 1986-09-24
US4381284A (en) 1983-04-26
CA1175166A (en) 1984-09-25
ZA818400B (en) 1983-07-27
ATE12712T1 (de) 1985-04-15
EP0054235B1 (en) 1985-04-10
ES8402450A1 (es) 1984-02-01
FR2497997B1 (fr) 1988-04-01
ES507955A0 (es) 1984-02-01
JPS6239956B2 (ko) 1987-08-26
BE891487A (fr) 1982-06-15

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