KR880004493A - 원자로 연료부재 - Google Patents

원자로 연료부재 Download PDF

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Publication number
KR880004493A
KR880004493A KR1019870010160A KR870010160A KR880004493A KR 880004493 A KR880004493 A KR 880004493A KR 1019870010160 A KR1019870010160 A KR 1019870010160A KR 870010160 A KR870010160 A KR 870010160A KR 880004493 A KR880004493 A KR 880004493A
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KR
South Korea
Prior art keywords
grid
fuel
edges
reactor
hole
Prior art date
Application number
KR1019870010160A
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English (en)
Other versions
KR960016480B1 (ko
Inventor
뵈커스 프란쯔-요셉
프란쯔-요셉뵈커스
스타인케 알렉산더
Original Assignee
지멘스 악티엔게젤샤프트
쉬미트, 렌커
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.)
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6310350&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR880004493(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 지멘스 악티엔게젤샤프트, 쉬미트, 렌커 filed Critical 지멘스 악티엔게젤샤프트
Publication of KR880004493A publication Critical patent/KR880004493A/ko
Application granted granted Critical
Publication of KR960016480B1 publication Critical patent/KR960016480B1/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
    • G21C3/34—Spacer grids
    • 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
    • G21C3/322—Means to influence the coolant flow through or around the bundles
    • 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
    • G21C3/352—Spacer grids formed of assembled intersecting strips
    • 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

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  • 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)
  • Structure Of Emergency Protection For Nuclear Reactors (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

내용 없음

Description

원자로 연료부재
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (5)

  1. 평행한 연료봉 및 제어봉용 안내튜브를 형성하고 있으며, 연료봉 또는 안내튜브가 지나가는 구멍이 있고, 연료봉 또는 안내튜브가 강제 끼워맞춤식으로 지탱해 있거나 고정되어 있으며, 그리고 안내튜브중 최소한 하나에 고정되어 있는 보조 그리드를 갖는 그리드형태의 두개의 스페이서가 형성되어 그리드가 연료봉과 안내튜브의 종방향으로 두개의 스페이서 사이에 배열되고 난류를 일으키는 날개가 돌출하여 틈을두고, 연료봉 또는 안내튜브가 지나가는 구멍을 갖는 원자로 연료부재에 있어서, 구멍이 있는 보조 그리드가 매끄럽고 평편하며, 보조그리드가 연료부재 바깥면의 연료봉 및/또는 안내튜브사이에서 러그(13),(14)와 함께 돌출되어 있는 것을 특징으로 하는 원자로 연료부재.
  2. 제1항에 있어서, 보조그리드의 평행한 앞쪽 및/또는 뒷쪽모서리(9a),(9b)가 보조그리드의 구멍이 있는 평면과 동일한 평면인 모서리(9c),(9d)를 가지고 있는 것을 특징으로 하는 원자로 연료부재.
  3. 제2항에 있어서, 앞쪽 및/또는 뒷쪽모서리(9a),(9b)의 모서리(9c),(9d)가 서로에 관하여 옵셋되어 있는 것을 특징으로 하는 원자로 연료부재.
  4. 제1항에 있어서, 보조그리드가 각 스페이서로부터 서로 다른 간격을 갖는 것을 특징으로 하는 원자로 연료부재.
  5. 제1항에 있어서, 보조그리드가 평행한 앞쪽 및/또는 뒷쪽모서리에 난류를 일으키는 날개를 형성하고 있으며 보조그리드의 평행한 앞쪽 및/또는 뒷쪽 모서리중 하나에 서로 연이어 끼워진 임의의 두개의 난류를 일으키는 날개가 서로 반대방향으로 연료봉의 종방향 둘레에 꼬여있고, 연료봉의 보조그리드구멍의 한쪽모서리 위에 위치 되어 있으며, 모서리의 단부에 뾰족하게 그리고 모서리에 상응하는 구멍위로 돌출하도록 뻗어있는 것을 특징으로 하는 원자로 연료부재.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870010160A 1986-09-25 1987-09-14 원자로 연료 어셈블리 KR960016480B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEP3632627.5 1986-09-25
DE3632627 1986-09-25
DE3632627.5 1986-09-25

Publications (2)

Publication Number Publication Date
KR880004493A true KR880004493A (ko) 1988-06-07
KR960016480B1 KR960016480B1 (ko) 1996-12-12

Family

ID=6310350

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870010160A KR960016480B1 (ko) 1986-09-25 1987-09-14 원자로 연료 어셈블리

Country Status (7)

Country Link
US (1) US4827063A (ko)
EP (1) EP0261544B1 (ko)
JP (1) JP2539344B2 (ko)
KR (1) KR960016480B1 (ko)
BR (1) BR8704918A (ko)
DE (2) DE8625662U1 (ko)
ES (1) ES2019350B3 (ko)

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Publication number Priority date Publication date Assignee Title
US4951299A (en) * 1989-01-11 1990-08-21 Advanced Nuclear Fuels Corporation Intermediate mixing grid
JPH0713664B2 (ja) * 1989-04-26 1995-02-15 株式会社日立製作所 燃料集合体および燃料スペーサ
SE464994B (sv) * 1989-11-14 1991-07-08 Asea Atom Ab Braenslepatron foer en kokarreaktor
FR2665292B1 (fr) * 1990-07-24 1992-11-13 Framatome Sa Grille additionnelle pour assemblage combustible de reacteur nucleaire et assemblage en comportant application.
FR2665291B1 (fr) * 1990-07-24 1993-12-10 Framatome Grille additionnelle de melange et assemblage combustible nucleaire en comportant application.
SE503441C2 (sv) * 1990-10-18 1996-06-17 Asea Atom Ab Förfarande och anordning för reglering av kylflöde i en tryckvattenreaktors bränslepatron
JP2945459B2 (ja) * 1990-10-25 1999-09-06 株式会社日立製作所 燃料集合体
FR2677163B1 (fr) * 1991-05-30 1994-01-07 Framatome Grille thermohydraulique et assemblage combustible nucleaire en comportant application.
DE4118124A1 (de) * 1991-06-03 1992-12-10 Siemens Ag Brennelement mit einer gitterstruktur zwischen den staeben
US5303276A (en) * 1992-10-29 1994-04-12 Westinghouse Electric Corp. Fuel assembly including deflector vanes for deflecting a component of a fluid stream flowing past such fuel assembly
US5299245A (en) * 1992-11-02 1994-03-29 B&W Fuel Company Spacer grid for a nuclear fuel assembly
US5375154A (en) * 1993-04-15 1994-12-20 General Electric Company Reduced pressure drop spacer for boiling water reactor fuel bundles
US5440599A (en) * 1994-02-03 1995-08-08 Combustion Engineering, Inc. Spacer grid with integral "side supported" flow directing vanes
GB9707690D0 (en) 1997-04-16 1997-06-04 British Nuclear Fuels Plc Improvements in or relating to fuel assemblies
JP3872598B2 (ja) * 1998-07-08 2007-01-24 三菱重工業株式会社 原子炉燃料集合体の支持格子
KR100368071B1 (ko) * 2000-03-31 2003-01-15 한국전력공사 핵연료다발 냉각재 혼합 증진을 위한 엇갈림 전향날개
DE10107037A1 (de) * 2001-02-15 2002-09-19 Framatome Anp Gmbh Brennelement
US7085340B2 (en) * 2003-09-05 2006-08-01 Westinghouse Electric Co, Llc Nuclear reactor fuel assemblies
FR2860335B1 (fr) * 2003-09-30 2007-12-07 Framatome Anp Assemblage de combustible nucleaire comprenant un dispositif interieur de renfort
FR2860334B1 (fr) * 2003-09-30 2007-12-07 Framatome Anp Assemblage de combustible nucleaire comprenant un dispositif maille de renfort et utilisation d'un tel dispositif dans un assemblage de combustible nucleaire
US8622277B2 (en) 2006-06-16 2014-01-07 Korea Nuclear Fuel Co., Ltd. Apparatus for welding a flange of a guide thimble tube in nuclear fuel assembly

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DE1134870B (de) * 1958-12-12 1962-08-16 Westinghouse Electric Corp Vorrichtung zum beiderseitigen Anschweissen oder -loeten einer Vielzahl von parallelen Kernreaktorstaeben an zwei gelochten Endplatten
US3379619A (en) * 1966-05-25 1968-04-23 Westinghouse Electric Corp Fuel assembly for nuclear reactors
DE1564697C3 (de) * 1966-09-01 1975-09-11 Siemens Ag, 1000 Berlin Und 8000 Muenchen Durchmischungsfahnen für das flüssige Kühlmittel von Kernreaktoren
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FR2339232A1 (fr) * 1976-01-21 1977-08-19 Kraftwerk Union Ag Element combustible de reacteur nucleaire
IL73802A0 (en) * 1983-12-30 1985-02-28 Westinghouse Electric Corp Coolant flow mixing grid for a nuclear reactor fuel assembly
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Also Published As

Publication number Publication date
JPS6390791A (ja) 1988-04-21
BR8704918A (pt) 1988-05-17
EP0261544A1 (de) 1988-03-30
DE3766920D1 (de) 1991-02-07
EP0261544B1 (de) 1991-01-02
JP2539344B2 (ja) 1996-10-02
ES2019350B3 (es) 1991-06-16
KR960016480B1 (ko) 1996-12-12
US4827063A (en) 1989-05-02
DE8625662U1 (de) 1988-03-03

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