KR910013289A - 유동저항을 감소시키는 주형된 하단부 삽입부재 - Google Patents

유동저항을 감소시키는 주형된 하단부 삽입부재 Download PDF

Info

Publication number
KR910013289A
KR910013289A KR1019900019806A KR900019806A KR910013289A KR 910013289 A KR910013289 A KR 910013289A KR 1019900019806 A KR1019900019806 A KR 1019900019806A KR 900019806 A KR900019806 A KR 900019806A KR 910013289 A KR910013289 A KR 910013289A
Authority
KR
South Korea
Prior art keywords
end insert
insert according
nozzle
section
coolant
Prior art date
Application number
KR1019900019806A
Other languages
English (en)
Other versions
KR940008253B1 (ko
Inventor
자예 브리안 윌리암
에반겔로스 카로우타스 제세스
Original Assignee
리챠드 에이취. 버나이크
컴버스천 엔지니어링 인코포레이티드
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 리챠드 에이취. 버나이크, 컴버스천 엔지니어링 인코포레이티드 filed Critical 리챠드 에이취. 버나이크
Publication of KR910013289A publication Critical patent/KR910013289A/ko
Application granted granted Critical
Publication of KR940008253B1 publication Critical patent/KR940008253B1/ko

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
    • 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
    • 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
    • G21C19/28—Arrangements for introducing fluent material into the reactor core; Arrangements for removing fluent material from the reactor core
    • G21C19/30—Arrangements for introducing fluent material into the reactor core; Arrangements for removing fluent material from the reactor core with continuous purification of circulating fluent material, e.g. by extraction of fission products deterioration or corrosion products, impurities, e.g. by cold traps
    • G21C19/307—Arrangements for introducing fluent material into the reactor core; Arrangements for removing fluent material from the reactor core with continuous purification of circulating fluent material, e.g. by extraction of fission products deterioration or corrosion products, impurities, e.g. by cold traps specially adapted for liquids
    • 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
    • G21C3/3206—Means associated with the fuel bundle for filtering the coolant, e.g. nozzles, 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Structure Of Emergency Protection For Nuclear Reactors (AREA)
  • Gas Burners (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)

Abstract

내용 없음.

Description

유동저항을 감소시키는 주형된 하단부 삽입부재
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 주형된 하단부 삽입부재를 포함하는 연료 조립체 형상의 측면도,
제2도는 주형물의 상부를 향하는 하부 구조 형태를 상세히 도시하는 본 발명의 하단부 삽입부재의 사시도,
제3도는 제1도 및 제2도의 주형된 하단부 삽입부재의 평면도.

Claims (6)

  1. 상단부 삽입부재, 다수의 연장된 핵 연료 로드를 지지하고 이격시키기 위한 이격된 핵 연료 로드 이격 격자와 하단부 삽입부재를 포함하고 이것을 통하여 냉각제가 유동하는 연료 조립체를 가지는 원자로에 있어서, 상기 하단부 삽입부재는 유동 방향과 평행인 제1츠변부분과 노즐을 통하는 냉각제 유동의 압력 하강을 최소로 하도록 상기 제1부분내로 몰입되고 거의 포물선 형상을 한 냉각제 입구 제2측벽부분을 가지는 다수의 냉각제 흐름 노즐을 포함하면서 개방 영역을 형성하는 소재의 본체로 되어 있으며, 상기 노즐은 하단부 삽입부재의 개방 영역을 치소로 하도록 다각형의 단면을 가지는 것을 특징으로 하는 원자로내의 하단부 삽입부재.
  2. 제1항에 있어서, 소재의 본체는 주형품이고 거의 포물선 형상인 제2측벽부분은 양호한 주형 발취구배를 제공하는 것을 특징으로 하는 하단부 삽입부재.
  3. 제2항에 있어서, 주형품은 스테인레스강으로 된 것을 특징으로 하는 하단부 삽입부재.
  4. 제2항에 있어서, 주형품은 안내관 개구를 가진 보오스와 레그를 포함하는 것을 특징으로 하는 하단부 삽입부재.
  5. 제1항에 있어서, 상기 노즐은 유동 방향의 수직인 단면이 직사각형인 것을 특징으로 하는 하단부 삽입부재.
  6. 제5항에 있어서, 직사각형 단면은 모떼기된 코너를 가지는 것을 특징으로 하는 하단부 삽입부재.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900019806A 1989-12-11 1990-12-04 유동저항을 감소시키는 주형된 하단부 삽입부재 KR940008253B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US448,492 1989-12-11
US07/448,492 US5071617A (en) 1989-12-11 1989-12-11 Reduced flow resistance cast lower end fitting

Publications (2)

Publication Number Publication Date
KR910013289A true KR910013289A (ko) 1991-08-08
KR940008253B1 KR940008253B1 (ko) 1994-09-09

Family

ID=23780510

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900019806A KR940008253B1 (ko) 1989-12-11 1990-12-04 유동저항을 감소시키는 주형된 하단부 삽입부재

Country Status (3)

Country Link
US (1) US5071617A (ko)
EP (1) EP0433620A1 (ko)
KR (1) KR940008253B1 (ko)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5255297A (en) * 1990-09-14 1993-10-19 Combustion Engineering, Inc. Lower end fitting with multistage flow diffusers
US5215707A (en) * 1991-09-10 1993-06-01 Siemens Power Corporation Instrument thimble tube shroud
US5282231A (en) * 1992-09-23 1994-01-25 Siemens Power Corporation Lower tie plate cast frame
US5483564A (en) * 1993-04-12 1996-01-09 General Electric Company Lower tie plate strainers including double corrugated strainers for boiling water reactors
US5390221A (en) * 1993-08-23 1995-02-14 General Electric Company Debris filters with flow bypass for boiling water reactors
US5390220A (en) * 1993-11-29 1995-02-14 General Electric Company Lower tie plate strainers including helical spring strainers for boiling water reactors
US5345483A (en) * 1993-12-02 1994-09-06 General Electric Company Lower tie plate strainers having double plate with offset holes for boiling water reactors
US5488634A (en) * 1994-02-10 1996-01-30 General Electric Company Lower tie plate debris catcher for a nuclear reactor
US5438598A (en) * 1994-03-15 1995-08-01 B&W Fuel Company Combined lower end fitting and debris filter
US5473650A (en) * 1994-04-15 1995-12-05 General Electric Company Lower tie plate debris catcher for a nuclear reactor
US5481578A (en) * 1994-06-24 1996-01-02 General Electric Company Perforated tube debris catcher for a nuclear reactor
US5539793A (en) * 1994-10-27 1996-07-23 General Electric Company Lower tie plate debris catcher for a nuclear reactor
US5519745A (en) * 1994-11-03 1996-05-21 General Electric Company Lower tie plate debris catcher for a nuclear reactor
US5528640A (en) * 1994-11-07 1996-06-18 General Electric Company Low pressure double offset plate catcher for a nuclear reactor
US5663993A (en) * 1995-10-12 1997-09-02 General Electric Company Water rod flow metering within the water rod lower end plug
US5748694A (en) * 1996-03-26 1998-05-05 General Electric Company Fuel bundle filter for a nuclear reactor fuel bundle assembly
DE10358829B3 (de) * 2003-12-16 2005-06-16 Framatome Anp Gmbh Brennelement für einen Druckwasserkernreaktor
FR2864324B1 (fr) * 2003-12-22 2008-07-18 Framatome Anp Embout d'extremite pour assemblage combustible a nez d'orientation de l'ecoulement du fluide refrigerant et assemblage correspondant
US7822165B2 (en) * 2004-01-05 2010-10-26 Westinghouse Electric Co Llc Nuclear fuel assembly debris filter bottom nozzle
US20060227923A1 (en) * 2005-04-08 2006-10-12 Westinghouse Electric Company Llc Nuclear fuel assembly low pressure drop top nozzle
CN104488034A (zh) * 2012-04-17 2015-04-01 巴布科克和威尔科克斯M能量股份有限公司 下端配件定位销
US20130272479A1 (en) * 2012-04-17 2013-10-17 Jeffrey T Lee Lower end fitting for nuclear fuel assembly made from intersecting metal strips
KR101851181B1 (ko) * 2017-01-16 2018-06-05 한전원자력연료 주식회사 이물질 여과장치가 형성되는 핵연료집합체용 하단고정체

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3212987A (en) * 1954-04-30 1965-10-19 Mason Avrel Neutronic reactor with interlocking diffuser end grid
GB889536A (en) * 1959-02-03 1962-02-14 Atomic Energy Authority Uk Improvements in or relating to fuel elements for nuclear reactors
USRE27950E (en) * 1963-11-26 1974-03-26 Fuel arrangement for a nuclear reactor
GB1214998A (en) * 1967-03-09 1970-12-09 Atomic Power Constr Ltd Improvements in and relating to nuclear reactor fuel element debris receptacles
US3481832A (en) * 1967-04-14 1969-12-02 Combustion Eng Nuclear reactor core and control element arrangement
GB1324192A (en) * 1970-10-29 1973-07-18 Atomic Energy Authority Uk Nuclear reactor fuel elements
CA1032668A (en) * 1974-05-20 1978-06-06 John M. Shallenberger Modular in-core flow filter for a nuclear reactor
JPS54102493A (en) * 1978-01-30 1979-08-11 Nippon Atom Ind Group Co Ltd Impurities collector within fuel assembly
US4427624A (en) * 1981-03-02 1984-01-24 Westinghouse Electric Corp. Composite nozzle design for reactor fuel assembly
CH659864A5 (de) * 1982-06-23 1987-02-27 Bbc Brown Boveri & Cie Lochplatte zur vergleichmaessigung der geschwindigkeitsverteilung in einem stroemungskanal.
US4684496A (en) * 1984-11-16 1987-08-04 Westinghouse Electric Corp. Debris trap for a pressurized water nuclear reactor
US4684495A (en) * 1984-11-16 1987-08-04 Westinghouse Electric Corp. Fuel assembly bottom nozzle with integral debris trap
US4678627A (en) * 1985-04-04 1987-07-07 Westinghouse Electric Corp. Debris-retaining trap for a fuel assembly
JPS61284696A (ja) * 1985-06-12 1986-12-15 株式会社日立製作所 原子炉
US4652425A (en) * 1985-08-08 1987-03-24 Westinghouse Electric Corp. Bottom grid mounted debris trap for a fuel assembly
US4756878A (en) * 1986-12-01 1988-07-12 Advanced Nuclear Fuels Corporation Grid spacer and method of making same
US4781884A (en) * 1987-03-02 1988-11-01 Combustion Engineering, Inc. Debris catching strainer grid
DE3881951D1 (de) * 1987-05-05 1993-07-29 Westinghouse Electric Corp Brennelement mit truemmerfaenger-fussstueck.
US4832905A (en) * 1988-04-15 1989-05-23 Combustion Engineering, Inc. Lower end fitting debris collector
US4919883A (en) * 1988-12-14 1990-04-24 Combustion Engineering, Inc. Lower end fitting debris collector and end cap spacer grid

Also Published As

Publication number Publication date
US5071617A (en) 1991-12-10
EP0433620A1 (en) 1991-06-26
KR940008253B1 (ko) 1994-09-09

Similar Documents

Publication Publication Date Title
KR910013289A (ko) 유동저항을 감소시키는 주형된 하단부 삽입부재
KR910008736A (ko) 원자로 연료조립체용 필터
US4795608A (en) Nuclear fuel assembly
KR870002599A (ko) 데브리 트랩을 갖는 핵연료 집합체
JPH07198884A (ja) スペーサ
SE8904218L (sv) Braenslepatron foer en kaernreaktor av kokarvattentyp
US4489038A (en) Fuel assembly for a nuclear reactor
KR870000714A (ko) 핵 연료집합체
KR890008852A (ko) 비등수형 원자로의 연료집합체
KR870011624A (ko) 내식성 그리드를 구비한 연료집합체
SE9202075D0 (sv) Braenslepatron och reaktorhaerd
SE9100402D0 (sv) Braenslepatron foer en kaernreaktor av laettvattentyp
EP0428092A1 (en) Fuel assembly for a boiling nuclear reactor
JPH04329394A (ja) 原子炉燃料組立体内の燃料棒を保持する間隔保持片
KR890010927A (ko) 연료봉 소다발
KR940001181A (ko) 그리드용 에너지 분포 외부 스트립
KR940001178A (ko) 핵 연료 조립체 및 그 조립체용 격자
SE9604066D0 (sv) Removable deflectors for BWR fuel with steam vents and part- lengths rods
KR860001439A (ko) 원자로용 제어봉
US4914679A (en) Fuel assembly
KR840004601A (ko) 핵연료 어셈블리
SE9601710D0 (sv) Bränslepatron för en kokarvattenreaktor
KR840003123A (ko) 가압수형 원자로의 상부 내부 장치
KR970008217A (ko) 격자형 핵연료 집합체 지지 구조물
EP0769784A1 (en) A fuel assembly and a spacer for a fuel assembly

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee