FI122911B - Polttoainetuki ydinreaktorille - Google Patents
Polttoainetuki ydinreaktorille Download PDFInfo
- Publication number
- FI122911B FI122911B FI20070967A FI20070967A FI122911B FI 122911 B FI122911 B FI 122911B FI 20070967 A FI20070967 A FI 20070967A FI 20070967 A FI20070967 A FI 20070967A FI 122911 B FI122911 B FI 122911B
- Authority
- FI
- Finland
- Prior art keywords
- fuel
- flow
- fuel support
- cavity
- support
- Prior art date
Links
- 239000000446 fuel Substances 0.000 title claims description 223
- 239000012530 fluid Substances 0.000 claims description 68
- 230000009467 reduction Effects 0.000 claims description 9
- 238000013016 damping Methods 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000004907 flux Effects 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 230000007704 transition Effects 0.000 claims 1
- 230000000712 assembly Effects 0.000 description 37
- 238000000429 assembly Methods 0.000 description 37
- 238000000034 method Methods 0.000 description 26
- 239000002826 coolant Substances 0.000 description 17
- 230000008569 process Effects 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000009257 reactivity Effects 0.000 description 4
- 230000001629 suppression Effects 0.000 description 4
- 230000002238 attenuated effect Effects 0.000 description 3
- 230000000747 cardiac effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 238000011017 operating method Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000002574 poison Substances 0.000 description 3
- 231100000614 poison Toxicity 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 230000004992 fission Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 241000237983 Trochidae Species 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 229910052726 zirconium 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
- G21C3/322—Means to influence the coolant flow through or around the 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
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US64449806 | 2006-12-22 | ||
| US11/644,498 US7577230B2 (en) | 2006-12-22 | 2006-12-22 | Fuel support and method for modifying coolant flow in a nuclear reactor |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI20070967A0 FI20070967A0 (fi) | 2007-12-12 |
| FI20070967L FI20070967L (fi) | 2008-06-23 |
| FI122911B true FI122911B (fi) | 2012-08-31 |
Family
ID=38951503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI20070967A FI122911B (fi) | 2006-12-22 | 2007-12-12 | Polttoainetuki ydinreaktorille |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US7577230B2 (https=) |
| JP (1) | JP2008157942A (https=) |
| FI (1) | FI122911B (https=) |
| MX (1) | MX2007015333A (https=) |
| TW (1) | TWI460738B (https=) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009042110A (ja) * | 2007-08-09 | 2009-02-26 | Hitachi-Ge Nuclear Energy Ltd | 原子炉炉心 |
| JP5585883B2 (ja) | 2007-12-26 | 2014-09-10 | トリウム・パワー、インク | 核燃料集合体、核燃料集合体を含む軽水炉、及び核燃料集合体の使用方法 |
| 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 |
| CA2748367C (en) | 2008-12-25 | 2016-11-29 | Thorium Power, Inc. | A light-water reactor fuel assembly and a fuel element thereof |
| US8369474B2 (en) | 2009-04-16 | 2013-02-05 | The Invention Science Fund I, Llc | Nuclear fission reactor, flow control assembly, methods therefor and a flow control assembly system |
| US20100266087A1 (en) * | 2009-04-16 | 2010-10-21 | Searete Llc, A Limited Liability Corporation Of The State Of Delaware | Nuclear fission reactor, flow control assembly, methods therefor and a flow control assembly system |
| US8320513B2 (en) | 2009-04-16 | 2012-11-27 | The Invention Science Fund I, Llc | Nuclear fission reactor, flow control assembly, methods therefor and a flow control assembly system |
| KR101690350B1 (ko) * | 2009-04-16 | 2016-12-27 | 테라파워, 엘엘씨 | 유동 제어 조립체를 구비하는 핵 분열 반응로 |
| US10192644B2 (en) | 2010-05-11 | 2019-01-29 | Lightbridge Corporation | Fuel assembly |
| US10170207B2 (en) | 2013-05-10 | 2019-01-01 | Thorium Power, Inc. | Fuel assembly |
| WO2011143172A1 (en) | 2010-05-11 | 2011-11-17 | Thorium Power, Inc. | Fuel assembly with metal fuel alloy kernel and method of manufacturing thereof |
| JP2012008048A (ja) * | 2010-06-25 | 2012-01-12 | Mitsubishi Heavy Ind Ltd | 圧損調節部材及び原子炉 |
| JP2012013436A (ja) | 2010-06-29 | 2012-01-19 | Mitsubishi Heavy Ind Ltd | 圧損調節部材設置用工具 |
| JP2012021855A (ja) * | 2010-07-13 | 2012-02-02 | Mitsubishi Heavy Ind Ltd | 圧損調節部材及び原子炉 |
| DE102010031385B3 (de) * | 2010-07-15 | 2011-10-13 | Areva Np Gmbh | Filter für Kühlwasser eines Primärkreislaufs eines Kernkraftwerks und Verfahren zum Filtern von Kühlwasser |
| US9136024B2 (en) * | 2010-12-28 | 2015-09-15 | Global Nuclear Fuel—Americas, LLC | Tie plate with variable orifice and methods for selective control of fuel assembly coolant flow |
| US20120163526A1 (en) * | 2010-12-28 | 2012-06-28 | Global Nuclear Fuel - Americas, Llc | Optimized fuel supports and methods of creating reactor cores with the same |
| USD738946S1 (en) * | 2013-04-30 | 2015-09-15 | American Ceramic Technology | Nuclear reactor boiler divider plate shield |
| USD732589S1 (en) * | 2013-04-30 | 2015-06-23 | American Ceramic Technology | Nuclear reactor boiler divider plate shield |
| USD733202S1 (en) * | 2013-04-30 | 2015-06-30 | American Ceramic Technology | Nuclear reactor tube shield |
| US11075014B2 (en) * | 2016-09-06 | 2021-07-27 | Westinghouse Electric Sweden Ab | Filter zones with different filtering efficiencies for a fuel assembly of a nuclear water reactor |
| EP3319090B1 (en) * | 2016-11-03 | 2019-06-26 | Westinghouse Electric Sweden AB | A core plate assembly, and a method of performing work on a core plate assembly |
| US10923237B2 (en) * | 2017-08-28 | 2021-02-16 | Global Nuclear Fuel—Americas, LLC | Debris filters for nuclear fuel assembly and method of using the same |
| WO2020223604A1 (en) * | 2019-05-02 | 2020-11-05 | BWXT Advanced Technologies LLC | Small modular mobile fission reactor |
| CN111916231B (zh) * | 2020-08-13 | 2022-04-01 | 中国核动力研究设计院 | 一种可均匀堆芯流量分配的压水堆 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5202084A (en) * | 1990-07-10 | 1993-04-13 | General Electric Company | Bi-level reactor including steam separators |
| US5386440A (en) * | 1992-01-10 | 1995-01-31 | Hitachi, Ltd. | Boiling water reactor |
| US5241570A (en) | 1992-06-08 | 1993-08-31 | General Electric Company | Core-control assembly with a fixed fuel support |
| US5473645A (en) | 1993-05-21 | 1995-12-05 | General Electric Company | Fuel support and control rod storage rack |
| JPH0727890A (ja) * | 1993-07-08 | 1995-01-31 | Hitachi Ltd | 原子炉 |
| TW255968B (https=) | 1993-08-19 | 1995-09-01 | Toshiba Co Ltd | |
| US5519746A (en) * | 1994-11-28 | 1996-05-21 | General Electric Company | Large BWR fuel channel design |
| US6813327B1 (en) | 2000-10-19 | 2004-11-02 | General Electric Company | Core support for an F-lattice core of a boiling water nuclear reactor |
| WO2002068335A2 (en) | 2001-02-27 | 2002-09-06 | Council Of Scientific And Industrial Research | Essential oil composition for potable water disinfection |
| JP4300011B2 (ja) | 2002-04-01 | 2009-07-22 | 株式会社東芝 | 冷却材炉心入口構造 |
| US20060062345A1 (en) * | 2004-09-23 | 2006-03-23 | Farawila Yousef M | Method and device to stabilize boiling water reactors against regional mode oscillations |
-
2006
- 2006-12-22 US US11/644,498 patent/US7577230B2/en not_active Expired - Fee Related
-
2007
- 2007-12-04 MX MX2007015333A patent/MX2007015333A/es active IP Right Grant
- 2007-12-10 TW TW096147101A patent/TWI460738B/zh active
- 2007-12-12 FI FI20070967A patent/FI122911B/fi active IP Right Grant
- 2007-12-19 JP JP2007326685A patent/JP2008157942A/ja active Pending
-
2009
- 2009-08-17 US US12/542,301 patent/US8009791B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| FI20070967L (fi) | 2008-06-23 |
| MX2007015333A (es) | 2009-02-20 |
| TWI460738B (zh) | 2014-11-11 |
| US8009791B2 (en) | 2011-08-30 |
| JP2008157942A (ja) | 2008-07-10 |
| TW200834605A (en) | 2008-08-16 |
| US20080152069A1 (en) | 2008-06-26 |
| FI20070967A0 (fi) | 2007-12-12 |
| US20090296875A1 (en) | 2009-12-03 |
| US7577230B2 (en) | 2009-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
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