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
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)
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)
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)
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. |
-
1990
- 1990-11-20 FR FR9014454A patent/FR2669459B1/fr not_active Expired - Fee Related
-
1991
- 1991-10-29 ES ES91402904T patent/ES2076492T3/es not_active Expired - Lifetime
- 1991-10-29 DE DE69110417T patent/DE69110417T2/de not_active Expired - Lifetime
- 1991-10-29 EP EP91402904A patent/EP0487371B2/fr not_active Expired - Lifetime
- 1991-11-19 ZA ZA919148A patent/ZA919148B/xx unknown
- 1991-11-19 KR KR1019910020556A patent/KR920010658A/ko not_active Application Discontinuation
- 1991-11-19 CN CN91110796A patent/CN1061675A/zh active Pending
- 1991-11-20 US US07/795,012 patent/US5225152A/en not_active Expired - Fee Related
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 |
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