ZA919148B - Filtering bottom nozzle for a fuel assembly of a lightwatercooled nuclear reactor. - Google Patents

Filtering bottom nozzle for a fuel assembly of a lightwatercooled nuclear reactor.

Info

Publication number
ZA919148B
ZA919148B ZA919148A ZA919148A ZA919148B ZA 919148 B ZA919148 B ZA 919148B ZA 919148 A ZA919148 A ZA 919148A ZA 919148 A ZA919148 A ZA 919148A ZA 919148 B ZA919148 B ZA 919148B
Authority
ZA
South Africa
Prior art keywords
lightwatercooled
nuclear reactor
fuel assembly
bottom nozzle
filtering bottom
Prior art date
Application number
ZA919148A
Other languages
English (en)
Inventor
Michel Verdier
Original Assignee
Framatome Sa
Cogema
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9402380&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA919148(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Framatome Sa, Cogema filed Critical Framatome Sa
Publication of ZA919148B publication Critical patent/ZA919148B/xx

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
    • G21C19/28—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)
  • Fuel Cell (AREA)
  • Structure Of Emergency Protection For Nuclear Reactors (AREA)
ZA919148A 1990-11-20 1991-11-19 Filtering bottom nozzle for a fuel assembly of a lightwatercooled nuclear reactor. ZA919148B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9014454A FR2669459B1 (fr) 1990-11-20 1990-11-20 Embout inferieur filtrant pour un assemblage combustible d'un reacteur nucleaire refroidi par de l'eau legere.

Publications (1)

Publication Number Publication Date
ZA919148B true ZA919148B (en) 1993-05-19

Family

ID=9402380

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA919148A ZA919148B (en) 1990-11-20 1991-11-19 Filtering bottom nozzle for a fuel assembly of a lightwatercooled nuclear reactor.

Country Status (8)

Country Link
US (1) US5225152A (xx)
EP (1) EP0487371B2 (xx)
KR (1) KR920010658A (xx)
CN (1) CN1061675A (xx)
DE (1) DE69110417T2 (xx)
ES (1) ES2076492T3 (xx)
FR (1) FR2669459B1 (xx)
ZA (1) ZA919148B (xx)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE470292B (sv) * 1992-05-22 1994-01-10 Asea Atom Ab Bränsleelement för en kärnreaktor av lättvattentyp
US5282231A (en) * 1992-09-23 1994-01-25 Siemens Power Corporation Lower tie plate cast frame
SE9202828L (sv) * 1992-09-30 1994-03-31 Asea Atom Ab Bränsleelement för en kärnreaktor av lättvattentyp
DE4240537A1 (de) * 1992-12-02 1994-06-09 Siemens Ag Verfahren zum Herstellen einer Siebplatte für einen Brennelement-Fuß und entsprechendes Brennelement
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
US5361287A (en) * 1994-03-29 1994-11-01 B&W Fuel Company Nuclear fuel assembly lower end fitting
US5539793A (en) * 1994-10-27 1996-07-23 General Electric Company Lower tie plate debris catcher for a nuclear reactor
EP0709856A1 (en) * 1994-10-27 1996-05-01 General Electric Company Nuclear reactor fuel assembly comprising a plate type debris catcher
US5528640A (en) * 1994-11-07 1996-06-18 General Electric Company Low pressure double offset plate catcher for a nuclear reactor
SE521610C2 (sv) * 2001-01-22 2003-11-18 Westinghouse Atom Ab Filter och bränslepatron för en nukleär anläggning av lättvattentyp
SE518705C2 (sv) * 2001-03-20 2002-11-05 Westinghouse Atom Ab Filter och bränslepatron för en nukleär anläggning av lättvattentyp
JP4346842B2 (ja) * 2001-08-15 2009-10-21 三菱重工業株式会社 Ｐｗｒ原子炉用燃料集合体の異物フィルタ
KR100429635B1 (ko) * 2001-11-01 2004-05-03 엘지전자 주식회사 섀도우 마스크 제작을 위한 글라스 제조장치 및 그 제조방법
US7822165B2 (en) * 2004-01-05 2010-10-26 Westinghouse Electric Co Llc Nuclear fuel assembly debris filter bottom nozzle
US20070084782A1 (en) * 2005-10-05 2007-04-19 Enercon Services, Inc. Filter medium for strainers used in nuclear reactor emergency core cooling systems
CN102651242B (zh) * 2012-05-14 2015-08-19 中科华核电技术研究院有限公司 轻水反应堆核燃料组件的防异物板及底部装置
CN102750991B (zh) * 2012-07-19 2016-06-01 中国核动力研究设计院 一种带滤板的核燃料组件下管座及其滤板加工工艺
US9847144B1 (en) * 2014-04-03 2017-12-19 Westinghouse Electric Company Llc Low pressure drop nuclear fuel assembly bottom nozzle
CN104575628B (zh) * 2014-12-19 2017-11-07 上海核工程研究设计院 一种双重防异物的燃料组件下管座
WO2016201680A1 (zh) * 2015-06-18 2016-12-22 中科华核电技术研究院有限公司 燃料组件管座单元
ES2972853T3 (es) * 2017-03-17 2024-06-17 Westinghouse Electric Co Llc Boquilla inferior de filtrado de residuos de conjunto de combustible nuclear
CN107610786A (zh) * 2017-09-29 2018-01-19 岭东核电有限公司 燃料组件及其下管座
EA038791B1 (ru) * 2017-12-28 2021-10-20 Акционерное Общество "Твэл" Тепловыделяющая сборка ядерного реактора
US20220254523A1 (en) * 2019-05-21 2022-08-11 Westinghouse Electric Company Llc Bottom nozzle with internal debris filter
CN112792745A (zh) * 2020-12-29 2021-05-14 中核建中核燃料元件有限公司 一种防屑板水刀切割制造方法
EP4099342A1 (en) * 2021-06-03 2022-12-07 Framatome Bottom nozzle and nuclear fuel assembly comprising such a bottom nozzle

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1032668A (en) * 1974-05-20 1978-06-06 John M. Shallenberger Modular in-core flow filter for a nuclear reactor
US4053359A (en) * 1974-09-04 1977-10-11 The United States Of America As Represented By The United States Energy Research And Development Administration Nuclear reactor
US4684495A (en) * 1984-11-16 1987-08-04 Westinghouse Electric Corp. Fuel assembly bottom nozzle with integral debris trap
US4664880A (en) * 1984-12-07 1987-05-12 Westinghouse Electric Corp. Wire mesh debris trap for a fuel assembly
US4828791A (en) * 1987-10-05 1989-05-09 Westinghouse Electric Corp. Nuclear fuel assembly debris resistant bottom nozzle
US4832905A (en) * 1988-04-15 1989-05-23 Combustion Engineering, Inc. Lower end fitting debris collector
FR2646006B1 (fr) * 1989-04-12 1993-12-03 Framatome Embout inferieur d'un assemblage combustible comportant un dispositif de retenue de particules
FR2656456B1 (fr) * 1989-12-21 1992-04-24 Framatome Sa Embout inferieur d'un assemblage combustible d'un reacteur nucleaire refroidi par de l'eau legere.

Also Published As

Publication number Publication date
CN1061675A (zh) 1992-06-03
KR920010658A (ko) 1992-06-27
US5225152A (en) 1993-07-06
EP0487371B1 (fr) 1995-06-14
FR2669459B1 (fr) 1994-02-04
ES2076492T3 (es) 1995-11-01
DE69110417D1 (de) 1995-07-20
EP0487371A1 (fr) 1992-05-27
DE69110417T2 (de) 1996-03-07
EP0487371B2 (fr) 1998-12-16
FR2669459A1 (fr) 1992-05-22

Similar Documents

Publication Publication Date Title
ZA919148B (en) Filtering bottom nozzle for a fuel assembly of a lightwatercooled nuclear reactor.
EP0311037A3 (en) Debris-resistant bottom nozzle for a nuclear fuel assembly
ZA927590B (en) Bottom nozzle of a fuel assembly for a water-cooled nuclear reactor
DE3164590D1 (en) Fuel assembly for a nuclear reactor
GB2147452B (en) A fuel assembly for a pressurized water nuclear reactor
DE3566851D1 (en) Fuel assembly for a nuclear reactor
DE3465650D1 (en) Fuel rod for a nuclear reactor
ZA902780B (en) Filtration plate associated with a lower connector of a fuel assembly of a nuclear reactor
EG16697A (en) A partial grid for a nuclear reactor fuel assembly
EP0289829A3 (en) Nuclear fuel assembly with a debris-filter bottom nozzle
ZA938138B (en) Spacer grid for a nuclear fuel assembly
EP0475806A3 (en) Laser-worktool, especially for the cleaning of a tube of a nuclear reactor
PH21497A (en) Nuclear reactor fuel assembly with a removable top nozzle
ZA884000B (en) Spacer-grid for a fuel assembly of a light water nuclear reactor
JPS57147085A (en) Fuel assembly for nuclear reactor
DE3470106D1 (en) Removable top nozzle and tool for a nuclear reactor fuel assembly
DE3470625D1 (en) Fuel assembly for a nuclear reactor
GB9214659D0 (en) A nuclear fuel container
DE3262441D1 (en) Fuel assembly for a nuclear reactor
DE3570002D1 (en) Improved fuel rod assembly for a nuclear reactor
CS369491A3 (en) Fuel element for nuclear reactor
ZA886052B (en) Fabrication procedure for a cross-bracing grid for a fuel assembly of a nuclear reactor
DE3271815D1 (en) Burnable poison rod for a nuclear reactor fuel assembly
ZA935371B (en) Device for the underwater machining of a spacer-grid of a fuel assembly for a nuclear reactor
GB9021247D0 (en) A fuel tank assembly