JP6074140B2 - 内部に保有する核燃料の膨張を許容するように構成された核分裂反応炉用燃料集合体 - Google Patents
内部に保有する核燃料の膨張を許容するように構成された核分裂反応炉用燃料集合体 Download PDFInfo
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- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910021652 non-ferrous alloy Inorganic materials 0.000 description 1
- OOAWCECZEHPMBX-UHFFFAOYSA-N oxygen(2-);uranium(4+) Chemical compound [O-2].[O-2].[U+4] OOAWCECZEHPMBX-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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- OYEHPCDNVJXUIW-UHFFFAOYSA-N plutonium atom Chemical compound [Pu] OYEHPCDNVJXUIW-UHFFFAOYSA-N 0.000 description 1
- 229920006389 polyphenyl polymer Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- PDYNJNLVKADULO-UHFFFAOYSA-N tellanylidenebismuth Chemical compound [Bi]=[Te] PDYNJNLVKADULO-UHFFFAOYSA-N 0.000 description 1
- 238000005382 thermal cycling Methods 0.000 description 1
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- FCTBKIHDJGHPPO-UHFFFAOYSA-N uranium dioxide Inorganic materials O=[U]=O FCTBKIHDJGHPPO-UHFFFAOYSA-N 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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-
- 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
- G21C3/42—Selection of substances for use as reactor fuel
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C1/00—Reactor types
- G21C1/02—Fast fission reactors, i.e. reactors not using a moderator ; Metal cooled reactors; Fast breeders
- G21C1/022—Fast fission reactors, i.e. reactors not using a moderator ; Metal cooled reactors; Fast breeders characterised by the design or properties of the core
- G21C1/026—Reactors not needing refuelling, i.e. reactors of the type breed-and-burn, e.g. travelling or deflagration wave reactors or seed-blanket reactors
-
- 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
- G21C3/02—Fuel elements
- G21C3/04—Constructional details
- G21C3/16—Details of the construction within the casing
-
- 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
- G21C3/02—Fuel elements
- G21C3/04—Constructional details
- G21C3/16—Details of the construction within the casing
- G21C3/18—Internal spacers or other non-active material within the casing, e.g. compensating for expansion of fuel rods or for compensating excess reactivity
-
- 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
- G21C3/02—Fuel elements
- G21C3/28—Fuel elements with fissile or breeder material in solid form within a non-active casing
-
- 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
- G21C3/42—Selection of substances for use as reactor fuel
- G21C3/58—Solid reactor fuel Pellets made of fissile material
- G21C3/62—Ceramic fuel
- G21C3/64—Ceramic dispersion fuel, e.g. cermet
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Structure Of Emergency Protection For Nuclear Reactors (AREA)
- Sealing Material Composition (AREA)
- Fuel Cell (AREA)
Description
Claims (10)
- 互いにつながった開放セルの複数の各空隙を規定する、核燃料の発泡体と、
上記核燃料の発泡体を封止した状態で収納する収納部と、を備え、
上記発泡体の外形は、全体が収納部内壁と接触し、
上記開放セルは、上記発泡体中に空間的に分布し、かつ、上記核燃料の発泡体の膨張分の体積を複数の上記開放セルにて収容し得るように、上記核燃料の発泡体中20〜97%の体積を有している核分裂反応炉用燃料集合体。 - 上記開放セルが、上記核燃料の発泡体によって生成される揮発性の核分裂生成物の搬送を容易にする経路を構成する、請求項1に記載の核分裂反応炉用燃料集合体。
- 上記核燃料の発泡体が、核分裂性の核燃料の発泡体である、請求項1に記載の核分裂反応炉用燃料集合体。
- 上記核燃料の発泡体が、燃料効率の高い核燃料の発泡体である、請求項1に記載の核分裂反応炉用燃料集合体。
- 高速中性子核反応炉内に設置可能である、請求項1に記載の核分裂反応炉用燃料集合体。
- (a)互いにつながった開放セルの複数の各空隙を規定し、かつ、熱を発生させることができる核燃料の発泡体と、
(b)上記核燃料の発泡体を封止した状態で収納する収納部と、
(c)該核燃料の発泡体が発生させた熱を吸収するために核燃料の発泡体と熱伝導状態にあるように構成された、該収納部に連設された熱吸収部と、を備え、
上記発泡体の外形は、全体が収納部内壁と接触し、
上記開放セルは、上記発泡体中に空間的に分布し、かつ、上記核燃料の発泡体の膨張分の体積を複数の上記開放セルにて収容し得るように、上記核燃料の発泡体中20〜97%の体積を有している核分裂反応炉用燃料集合体。 - (a)互いにつながった開放セルの複数の各空隙を規定し、かつ、熱を発生させることができる核燃料の発泡体と、
(b)上記核燃料の発泡体を、封止した状態で収納する収納部と、
(c)該核燃料の発泡体が発生させた熱を吸収するために核燃料の発泡体と熱伝導状態にある冷却用流体を搬送することができる、核燃料の発泡体を通って延びる熱吸収部導管とを備え、
上記発泡体の外形は、全体が収納部内壁と接触し、
上記開放セルは、上記発泡体中に空間的に分布し、かつ、上記核燃料の発泡体の膨張分の体積を複数の上記開放セルにて収容し得るように、上記核燃料の発泡体中20〜97%の体積を有している核分裂反応炉用燃料集合体。 - (a)収納部と、
(b)該収納部に封止した状態で設置され、互いにつながった開放セルの複数の各空隙を規定し、かつ、熱を発生させることができる核燃料の発泡体と、
(c)該核燃料の発泡体が発生させた熱を吸収するために核燃料の発泡体と熱伝導状態に設けられた熱吸収部とを備え、
上記発泡体の外形は、全体が収納部内壁と接触し、
上記開放セルは、上記発泡体中に空間的に分布し、かつ、上記核燃料の発泡体の膨張分の体積を複数の上記開放セルにて収容し得るように、上記核燃料の発泡体中20〜97%の体積を有している核分裂反応炉用燃料集合体。 - 互いにつながった開放セルの複数の各空隙を規定する核燃料の発泡体を、封止した状態で収納する収納部を設けるステップを含む、核分裂反応炉用燃料集合体を製造する方法であって、
上記発泡体の外形は、全体が収納部内壁と接触し、
上記開放セルは、上記発泡体中に空間的に分布し、かつ、上記核燃料の発泡体の膨張分の体積を複数の上記開放セルにて収容し得るように、上記核燃料の発泡体中20〜97%の体積を有している核分裂反応炉用燃料集合体を製造する方法。 - 互いにつながった開放セルの複数の各空隙を規定する核燃料の発泡体を封止した状態で収納する収納部を、核反応炉格納器内に設けるステップを含む、核分裂反応炉用燃料集合体を作動させる方法であって、
上記発泡体の外形は、全体が収納部内壁と接触し、
上記開放セルは、上記発泡体中に空間的に分布し、かつ、上記核燃料の発泡体の膨張分の体積を複数の上記開放セルにて収容し得るように、上記核燃料の発泡体中20〜97%の体積を有している核分裂反応炉用燃料集合体を作動させる方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/082,077 US9721679B2 (en) | 2008-04-08 | 2008-04-08 | Nuclear fission reactor fuel assembly adapted to permit expansion of the nuclear fuel contained therein |
US12/082,077 | 2008-04-08 | ||
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JP2016145831A (ja) * | 2008-04-08 | 2016-08-12 | テラパワー, エルエルシー | 内部に保有する核燃料の膨張を許容するように構成された核分裂反応炉用燃料集合体 |
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JP2016145831A (ja) * | 2008-04-08 | 2016-08-12 | テラパワー, エルエルシー | 内部に保有する核燃料の膨張を許容するように構成された核分裂反応炉用燃料集合体 |
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US20090252283A1 (en) | 2009-10-08 |
CN103544996B (zh) | 2017-06-23 |
CN103544996A (zh) | 2014-01-29 |
US9721679B2 (en) | 2017-08-01 |
KR20100133002A (ko) | 2010-12-20 |
CN102047342A (zh) | 2011-05-04 |
RU2010143718A (ru) | 2012-05-20 |
WO2009126270A3 (en) | 2009-12-30 |
KR20150080005A (ko) | 2015-07-08 |
RU2496160C2 (ru) | 2013-10-20 |
EP2274747A2 (en) | 2011-01-19 |
WO2009126270A8 (en) | 2011-02-17 |
JP2011516886A (ja) | 2011-05-26 |
JP2016145831A (ja) | 2016-08-12 |
WO2009126270A2 (en) | 2009-10-15 |
CN102047342B (zh) | 2013-07-31 |
EP2274747A4 (en) | 2016-06-01 |
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