DE69306416T2 - Stabhalterungvorrichtung in einem abstandhaltergitter - Google Patents
Stabhalterungvorrichtung in einem abstandhaltergitterInfo
- Publication number
- DE69306416T2 DE69306416T2 DE69306416T DE69306416T DE69306416T2 DE 69306416 T2 DE69306416 T2 DE 69306416T2 DE 69306416 T DE69306416 T DE 69306416T DE 69306416 T DE69306416 T DE 69306416T DE 69306416 T2 DE69306416 T2 DE 69306416T2
- Authority
- DE
- Germany
- Prior art keywords
- rod
- along
- grid
- extending
- dimension
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 239000000446 fuel Substances 0.000 claims description 33
- 210000002421 cell wall Anatomy 0.000 claims description 8
- 239000003758 nuclear fuel Substances 0.000 claims description 8
- 229910001093 Zr alloy Inorganic materials 0.000 claims description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 210000004027 cell Anatomy 0.000 description 18
- 230000015572 biosynthetic process Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 230000036316 preload Effects 0.000 description 5
- 230000007774 longterm Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000004904 long-term response Effects 0.000 description 2
- 230000004905 short-term response Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000005482 strain hardening Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000000137 annealing Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000005728 strengthening Methods 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
- G21C3/34—Spacer grids
- G21C3/356—Spacer grids being provided with fuel element supporting members
- G21C3/3563—Supporting members formed only by deformations in the 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Fuel Cell (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/054,189 US5331678A (en) | 1993-04-27 | 1993-04-27 | Spacer grid rod support system |
| PCT/US1993/008681 WO1994025965A1 (en) | 1993-04-27 | 1993-09-15 | Spacer grid rod support system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69306416D1 DE69306416D1 (de) | 1997-01-16 |
| DE69306416T2 true DE69306416T2 (de) | 1997-05-28 |
Family
ID=21989340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69306416T Expired - Lifetime DE69306416T2 (de) | 1993-04-27 | 1993-09-15 | Stabhalterungvorrichtung in einem abstandhaltergitter |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5331678A (en:Method) |
| EP (1) | EP0696377B1 (en:Method) |
| KR (1) | KR100227134B1 (en:Method) |
| AU (1) | AU4921793A (en:Method) |
| DE (1) | DE69306416T2 (en:Method) |
| TW (1) | TW233363B (en:Method) |
| WO (1) | WO1994025965A1 (en:Method) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2766003B1 (fr) | 1997-07-11 | 1999-12-03 | Framatome Sa | Grille pour assemblage combustible nucleaire et plaquette pour une telle grille |
| DE19916893C1 (de) * | 1999-04-14 | 2000-10-12 | Siemens Ag | Abstandhalter für ein Leichtwasserreaktor-Brennelement |
| US6310932B1 (en) * | 2000-10-23 | 2001-10-30 | Westinghouse Electric Company Llc | Fretting resistant spring design |
| WO2002072902A1 (en) * | 2001-03-14 | 2002-09-19 | Westinghouse Electric Company Llc | Zirconium alloy for advanced nuclear applications |
| US6819733B2 (en) * | 2002-05-15 | 2004-11-16 | Westinghouse Electric Company Llc | Fuel assembly and associated grid for nuclear reactor |
| KR100600983B1 (ko) | 2003-10-07 | 2006-07-13 | 한국원자력연구소 | 경수로 원자로용 핵연료집합체의 지지격자체 |
| US20060227925A1 (en) * | 2005-04-08 | 2006-10-12 | Westinghouse Electric Company Llc | Four point contact structural spacer grid |
| US20070030943A1 (en) * | 2005-08-08 | 2007-02-08 | Global Nuclear Fuel - Americas, Llc | Fuel spacer for a nuclear fuel bundle |
| KR100932436B1 (ko) * | 2007-08-27 | 2009-12-17 | 한전원자력연료 주식회사 | 연료봉 프레팅 마모방지를 위한 카누 모양의 스프링을 가진지지격자 |
| US9053827B2 (en) * | 2009-03-27 | 2015-06-09 | Westinghouse Electric Company Llc | Nuclear fuel assembly with pivot dimpled grids |
| EP2525366A1 (en) | 2011-05-20 | 2012-11-21 | Areva NP | Strip for a nuclear fuel assembly spacer grid |
| EP2525363A1 (en) | 2011-05-20 | 2012-11-21 | Areva NP | Strip for a nuclear fuel assembly spacer grid |
| KR101442088B1 (ko) * | 2012-08-06 | 2014-09-19 | 한전원자력연료 주식회사 | 고주파진동 감소를 위한 핵연료 집합체의 지지격자 |
| CN103177776B (zh) * | 2013-01-14 | 2016-08-03 | 上海核工程研究设计院 | 一种防燃料棒刮伤和振动磨蚀的燃料组件定位栅格 |
| CN111540481A (zh) * | 2020-05-14 | 2020-08-14 | 吉林农业大学 | 一种基于增材制造工艺的搅混格架 |
| SE545540C2 (en) * | 2020-08-18 | 2023-10-17 | Saab Ab | Spring arrangement for countermeasure magazine comprising it |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3664924A (en) * | 1968-06-24 | 1972-05-23 | Combustion Eng | Nuclear reactor spring ferrule spacer grid |
| US4028180A (en) * | 1976-03-16 | 1977-06-07 | The United States Of America As Represented By The United States Energy Research And Development Administration | Support grid for fuel elements in a nuclear reactor |
| SE453441B (sv) * | 1985-07-09 | 1988-02-01 | Asea Atom Ab | Spridare for sammanhallning och fixering av langstreckta brenslestavar till knippen inskjutbara i en brenslepatron till en kernreaktor |
| US4803043A (en) * | 1987-05-22 | 1989-02-07 | Westinghouse Electric Corp. | Nuclear fuel rod grid spring and dimple structures |
| US4879090A (en) * | 1987-08-24 | 1989-11-07 | Combustion Engineering, Inc. | Split vaned nuclear fuel assembly grid |
| US4895698A (en) * | 1988-03-14 | 1990-01-23 | Westinghouse Electric Corp. | Nuclear fuel rod grip with modified diagonal spring structures |
| JPH0776795B2 (ja) * | 1989-01-25 | 1995-08-16 | 三菱原子燃料株式会社 | 支持格子 |
| US5024426A (en) * | 1989-03-17 | 1991-06-18 | Advanced Nuclear Fuels Corporation | Bimetallic spring member for radiation environment |
| US5188797A (en) * | 1991-04-03 | 1993-02-23 | Combustion Engineering, Inc. | Extended weld tab for fuel assembly grid |
| US5139736A (en) * | 1991-04-03 | 1992-08-18 | Combustion Engineering, Inc. | Fuel assembly support grid |
-
1993
- 1993-04-27 US US08/054,189 patent/US5331678A/en not_active Expired - Lifetime
- 1993-09-14 TW TW082107515A patent/TW233363B/zh active
- 1993-09-15 WO PCT/US1993/008681 patent/WO1994025965A1/en not_active Ceased
- 1993-09-15 KR KR1019950704457A patent/KR100227134B1/ko not_active Expired - Lifetime
- 1993-09-15 AU AU49217/93A patent/AU4921793A/en not_active Abandoned
- 1993-09-15 EP EP93921574A patent/EP0696377B1/en not_active Expired - Lifetime
- 1993-09-15 DE DE69306416T patent/DE69306416T2/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0696377B1 (en) | 1996-12-04 |
| WO1994025965A1 (en) | 1994-11-10 |
| AU4921793A (en) | 1994-11-21 |
| US5331678A (en) | 1994-07-19 |
| TW233363B (en:Method) | 1994-11-01 |
| DE69306416D1 (de) | 1997-01-16 |
| EP0696377A1 (en) | 1996-02-14 |
| KR100227134B1 (ko) | 1999-10-15 |
| KR960702159A (ko) | 1996-03-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69306416T2 (de) | Stabhalterungvorrichtung in einem abstandhaltergitter | |
| DE3887230T2 (de) | Abstandhaltergitter für ein Kernbrennstabbündel. | |
| DE3855308T2 (de) | Trümmerfestes Brennstabbündel | |
| DE69502864T2 (de) | Kernbrennstoffbundel | |
| DE69022244T2 (de) | Stromkollektor für brennstoffzellen. | |
| DE69204100T2 (de) | Wirbelfahnen im Inconel Abstandshalter. | |
| DE69111874T2 (de) | Abstandshalter und Feder für Kernbrennstabbündel. | |
| DE69115219T2 (de) | Zusammengesetzter Abstandshalter mit Inconel-Gitter und Zircaloy-Aussenband. | |
| DE69508172T2 (de) | Kernbrennstabbündel mit vergrösserter aktiver Höhe für einen Druckwasserreaktor | |
| DE3325749C2 (en:Method) | ||
| DE2827927C2 (en:Method) | ||
| DE3325777A1 (de) | Abstandshalter fuer eine kernbrennstoffeinheit | |
| DE69608160T2 (de) | Verfahren zum Reparieren eines Kernbrennstabbündel mit einem geschädigten Stab und einem geschädigten Abstandhaltergitter | |
| DE69117017T2 (de) | Abstandshalter aus Hülsen mit einer selbstpositionierenden Feder | |
| DE69301325T2 (de) | Abstandshalter mit niedrigem Druckverlust für Kernbrennstabbündel | |
| DE69208932T2 (de) | Entfernbare Federn für Röhrchenabstandshalter in einem Kernreaktor | |
| EP1298674B1 (de) | Brennelement für einen Druckwasserreaktor | |
| DE2755914A1 (de) | Haltegitter fuer kernbrennelemente | |
| EP0364623B1 (de) | Brennelement, insbesondere für einen Druckwasser-Kernreaktor | |
| DE69027367T2 (de) | Kopfstück mit ineinanderschiebbarer Baustruktur für Kernbrennelement | |
| DE69508171T2 (de) | Dreieckige Gitteranordnung für viereckige Leichtwasserkernreaktorbrennstabbündel | |
| DE3433101A1 (de) | Abstandshalter fuer ein brennelement | |
| DE69602899T2 (de) | Kernbrennstab-Abstandshalter mit flachen Federn und reduzierter Höhe | |
| CH650613A5 (de) | Brennstoffkassette. | |
| DE2707151A1 (de) | Federpackung |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: ABB COMBUSTION ENGINEERING NUCLEAR POWER, INC. (N. |