ZA200605112B - Fuel assembly end-piece with means for maintaining pencil ends and corresponding assembly - Google Patents
Fuel assembly end-piece with means for maintaining pencil ends and corresponding assembly Download PDFInfo
- Publication number
- ZA200605112B ZA200605112B ZA200605112A ZA200605112A ZA200605112B ZA 200605112 B ZA200605112 B ZA 200605112B ZA 200605112 A ZA200605112 A ZA 200605112A ZA 200605112 A ZA200605112 A ZA 200605112A ZA 200605112 B ZA200605112 B ZA 200605112B
- Authority
- ZA
- South Africa
- Prior art keywords
- fuel rods
- piece
- longitudinal ends
- adjacent longitudinal
- rods
- Prior art date
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 90
- 238000012423 maintenance Methods 0.000 claims description 17
- 239000003758 nuclear fuel Substances 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 210000001331 nose Anatomy 0.000 description 14
- 238000005253 cladding Methods 0.000 description 7
- 239000002826 coolant Substances 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 5
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 210000003128 head Anatomy 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 210000002105 tongue Anatomy 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 229910001093 Zr alloy Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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
- G21C3/33—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
-
- 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
- G21C3/33—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
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Fuel-Injection Apparatus (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
- Filtration Of Liquid (AREA)
- Food-Manufacturing Devices (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Pens And Brushes (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0315182A FR2864323B1 (fr) | 2003-12-22 | 2003-12-22 | Embout d'extremite d'assemblage de combustible a moyens de maintien des extremites des crayons et assemblage correspondant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200605112B true ZA200605112B (en) | 2008-04-30 |
Family
ID=34630458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200605112A ZA200605112B (en) | 2003-12-22 | 2006-06-21 | Fuel assembly end-piece with means for maintaining pencil ends and corresponding assembly |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US20070183556A1 (de) |
| EP (1) | EP1697946B1 (de) |
| JP (1) | JP5425367B2 (de) |
| KR (1) | KR101142822B1 (de) |
| CN (1) | CN1914692B (de) |
| AT (1) | ATE389939T1 (de) |
| DE (1) | DE602004012609T2 (de) |
| ES (1) | ES2300862T3 (de) |
| FR (1) | FR2864323B1 (de) |
| WO (1) | WO2005071692A2 (de) |
| ZA (1) | ZA200605112B (de) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9620249B2 (en) * | 2007-08-31 | 2017-04-11 | Global Nuclear Fuel—Americas, LLC | Debris shield upper tie plate for nuclear fuel assembly and method to shield assembly from debris |
| US20090060114A1 (en) * | 2007-08-31 | 2009-03-05 | Global Nuclear Fuel - Americas, Llc | Debris shield for upper tie plate in a nuclear fuel bundle and method for filtering debris |
| 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 |
| CN101971266A (zh) * | 2008-04-23 | 2011-02-09 | 机械工程制造厂股份公司 | 用于核反应堆的燃料组件 |
| HUE043364T2 (hu) | 2008-12-25 | 2019-08-28 | Thorium Power Inc | Fûtõelem és egy fûtõelem elkészítési eljárása egy nukleáris reaktor egy fûtõelem-egysége számára |
| WO2011143172A1 (en) | 2010-05-11 | 2011-11-17 | Thorium Power, Inc. | Fuel assembly with metal fuel alloy kernel and method of manufacturing thereof |
| 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 |
| KR101138560B1 (ko) * | 2010-11-10 | 2012-05-10 | 한국원자력연구원 | 원전용 증기발생기의 나선형 전열관 지지장치 및 그 조립방법 |
| EP2530678A1 (de) * | 2011-05-20 | 2012-12-05 | Areva NP | Bindeplatte für Kernbrennstoffbündel, obere Düse und Kernbrennstoffbündel mit einer solchen Bindeplatte |
| CN102610286B (zh) * | 2012-03-30 | 2015-02-04 | 中国科学院合肥物质科学研究院 | 一种可换料液态重金属反应堆的燃料组件固定装置 |
| PL3266026T3 (pl) | 2015-03-03 | 2021-07-26 | Nuscale Power, Llc | Elementy mocujące dla układów reaktora jądrowego |
| US11437155B2 (en) * | 2017-02-28 | 2022-09-06 | Westinghouse Electric Company Llc | Three dimensional printed precision magnets for fuel assembly |
| US10720246B2 (en) * | 2017-04-20 | 2020-07-21 | Westinghouse Electric Company Llc | Fuel assembly arrangement for retaining fuel rod end plug to bottom nozzle |
| CN109935352A (zh) * | 2017-12-19 | 2019-06-25 | 中国原子能科学研究院 | 燃料组件及其底部装置和应用于底部装置的防异物组件 |
| CN115831396A (zh) * | 2022-12-12 | 2023-03-21 | 中广核研究院有限公司 | 含有约束式防异物板的核燃料组件下管座 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2520345A1 (de) * | 1975-05-07 | 1976-11-18 | Interatom | Befestigungsanordnung fuer kernreaktorbrennstaebe o.dgl. |
| US4919883A (en) * | 1988-12-14 | 1990-04-24 | Combustion Engineering, Inc. | Lower end fitting debris collector and end cap spacer grid |
| FR2646006B1 (fr) * | 1989-04-12 | 1993-12-03 | Framatome | Embout inferieur d'un assemblage combustible comportant un dispositif de retenue de particules |
| DE4114004A1 (de) * | 1991-04-29 | 1992-11-05 | Siemens Ag | Brennelement fuer kernreaktoren |
| US5384814A (en) * | 1993-04-12 | 1995-01-24 | General Electric Company | Lower tie plate strainers for boiling water reactors |
| US5533078A (en) * | 1994-09-29 | 1996-07-02 | Siemens Power Corporation | Nuclear fuel assembly for a pressurized water reactor |
| US5490191A (en) * | 1994-09-29 | 1996-02-06 | Siemens Power Corporation | BWR nuclear fuel assembly |
| SE508875C2 (sv) * | 1997-03-11 | 1998-11-09 | Asea Atom Ab | Anordning och förfarande för låsning av stavar i bottenplattan på en bränslepatron |
| JP2001174579A (ja) * | 1999-12-20 | 2001-06-29 | Nuclear Fuel Ind Ltd | 燃料集合体の下部タイプレート |
-
2003
- 2003-12-22 FR FR0315182A patent/FR2864323B1/fr not_active Expired - Fee Related
-
2004
- 2004-12-07 DE DE602004012609T patent/DE602004012609T2/de active Active
- 2004-12-07 EP EP04805653A patent/EP1697946B1/de active Active
- 2004-12-07 JP JP2006546222A patent/JP5425367B2/ja not_active Expired - Fee Related
- 2004-12-07 CN CN2004800414675A patent/CN1914692B/zh active Active
- 2004-12-07 US US10/584,165 patent/US20070183556A1/en not_active Abandoned
- 2004-12-07 KR KR1020067012545A patent/KR101142822B1/ko active IP Right Grant
- 2004-12-07 ES ES04805653T patent/ES2300862T3/es active Active
- 2004-12-07 WO PCT/FR2004/003141 patent/WO2005071692A2/fr active IP Right Grant
- 2004-12-07 AT AT04805653T patent/ATE389939T1/de not_active IP Right Cessation
-
2006
- 2006-06-21 ZA ZA200605112A patent/ZA200605112B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE602004012609T2 (de) | 2009-04-23 |
| FR2864323B1 (fr) | 2008-07-18 |
| KR20070024462A (ko) | 2007-03-02 |
| DE602004012609D1 (de) | 2008-04-30 |
| WO2005071692A2 (fr) | 2005-08-04 |
| ES2300862T3 (es) | 2008-06-16 |
| KR101142822B1 (ko) | 2012-05-08 |
| WO2005071692A3 (fr) | 2005-12-29 |
| EP1697946A2 (de) | 2006-09-06 |
| CN1914692B (zh) | 2013-01-23 |
| FR2864323A1 (fr) | 2005-06-24 |
| JP5425367B2 (ja) | 2014-02-26 |
| JP2007515650A (ja) | 2007-06-14 |
| EP1697946B1 (de) | 2008-03-19 |
| ATE389939T1 (de) | 2008-04-15 |
| CN1914692A (zh) | 2007-02-14 |
| US20070183556A1 (en) | 2007-08-09 |
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