JP2010042941A - 水素吸蔵材及びその製造方法 - Google Patents
水素吸蔵材及びその製造方法 Download PDFInfo
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- JP2010042941A JP2010042941A JP2008206098A JP2008206098A JP2010042941A JP 2010042941 A JP2010042941 A JP 2010042941A JP 2008206098 A JP2008206098 A JP 2008206098A JP 2008206098 A JP2008206098 A JP 2008206098A JP 2010042941 A JP2010042941 A JP 2010042941A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
- H01M8/04216—Reactant storage and supply, e.g. means for feeding, pipes characterised by the choice for a specific material, e.g. carbon, hydride, absorbent
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/0005—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes
- C01B3/001—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes characterised by the uptaking medium; Treatment thereof
- C01B3/0026—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes characterised by the uptaking medium; Treatment thereof of one single metal or a rare earth metal; Treatment thereof
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2250/00—Fuel cells for particular applications; Specific features of fuel cell system
- H01M2250/20—Fuel cells in motive systems, e.g. vehicle, ship, plane
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- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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- General Life Sciences & Earth Sciences (AREA)
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- General Chemical & Material Sciences (AREA)
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Abstract
【解決手段】AlH3を合成した後、10G〜30G(Gは重力加速度)の力を付与する条件でボールミリングを行う。ミリング時間は、10分超〜60分未満とする。これにより、ナノ構造体である水素吸蔵材10が得られる。この水素吸蔵材10は、マトリックス相12、12同士の間に粒界相14が介在する微細組織を有する。前記マトリックス相12は、その辺長t2が1〜200nmのAlからなり、一方、前記粒界相14は、水素を固溶したアモルファス相からなる。
【選択図】図4
Description
複数個のマトリックス相と、前記マトリックス相同士の間に介在する粒界相とが存在する組織を有し、
前記マトリックス相がAlからなるとともにその1辺の長さが1〜200nmであり、
前記粒界相がアモルファス相からなり、
且つ前記粒界相に水素が固溶したことを特徴とする。
前記ボールミリングは、10分超〜60分未満の間で行われることを特徴とする。
D=K×λ/(β×cosθ) …(1)
なお、式(1)中、Dは辺長(単位はÅ)、Kはシェラー定数、λは使用X線管球の波長、βは半価幅、θは回折角である。
3、14…粒界相 10…水素吸蔵材
Claims (2)
- 水素を可逆的に吸蔵・放出可能な水素吸蔵材であって、
複数個のマトリックス相と、前記マトリックス相同士の間に介在する粒界相とが存在する組織を有し、
前記マトリックス相がAlからなるとともにその1辺の長さが1〜200nmであり、
前記粒界相がアモルファス相からなり、
且つ前記粒界相に水素が固溶したことを特徴とする水素吸蔵材。 - 結晶質AlH3に対し、水素雰囲気中で10G〜30G(ただし、Gは重力加速度)の力を付与する条件でボールミリングを行うことで、Alからなるとともにその1辺の長さが1〜200nmである複数個のマトリックス相と、前記マトリックス相同士の間に介在してアモルファス相からなり且つ水素を固溶した粒界相とが存在する組織を有する水素吸蔵材とする工程を有し、
前記ボールミリングは、10分超〜60分未満の間で行われることを特徴とする水素吸蔵材の製造方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008206098A JP5154333B2 (ja) | 2008-08-08 | 2008-08-08 | 水素吸蔵材及びその製造方法 |
US12/537,648 US8845960B2 (en) | 2008-08-08 | 2009-08-07 | Hydrogen storage material and method for producing the same |
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JP2008206098A JP5154333B2 (ja) | 2008-08-08 | 2008-08-08 | 水素吸蔵材及びその製造方法 |
Publications (2)
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JP2010042941A true JP2010042941A (ja) | 2010-02-25 |
JP5154333B2 JP5154333B2 (ja) | 2013-02-27 |
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JP2008206098A Expired - Fee Related JP5154333B2 (ja) | 2008-08-08 | 2008-08-08 | 水素吸蔵材及びその製造方法 |
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US (1) | US8845960B2 (ja) |
JP (1) | JP5154333B2 (ja) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56109802A (en) * | 1980-01-21 | 1981-08-31 | Us Government | Manufacture of porous metallic matrix hydrogenated compressed body |
JPH07188823A (ja) * | 1993-11-17 | 1995-07-25 | Toyota Motor Corp | アルミニウム基合金 |
JP2002522209A (ja) * | 1998-08-06 | 2002-07-23 | ユニヴァーシティー オブ ハワイ | 新規な水素貯蔵材料及び乾式均質化による製造方法 |
JP2004018980A (ja) * | 2002-06-19 | 2004-01-22 | Sony Corp | 水素吸蔵用材料及びその使用方法 |
JP2004293571A (ja) * | 2003-03-25 | 2004-10-21 | Samtec Kk | 高剛性繊維を用いた高圧タンク及びその製造方法 |
JP2007289877A (ja) * | 2006-04-26 | 2007-11-08 | Toyota Central Res & Dev Lab Inc | 水素吸蔵材料及びその製造方法、並びに水素化物複合体 |
JP2008150657A (ja) * | 2006-12-15 | 2008-07-03 | Honda Motor Co Ltd | 水素吸蔵材及びその製造方法と、水素貯蔵用容器 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US7837976B2 (en) * | 2005-07-29 | 2010-11-23 | Brookhaven Science Associates, Llc | Activated aluminum hydride hydrogen storage compositions and uses thereof |
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2008
- 2008-08-08 JP JP2008206098A patent/JP5154333B2/ja not_active Expired - Fee Related
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2009
- 2009-08-07 US US12/537,648 patent/US8845960B2/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56109802A (en) * | 1980-01-21 | 1981-08-31 | Us Government | Manufacture of porous metallic matrix hydrogenated compressed body |
JPH07188823A (ja) * | 1993-11-17 | 1995-07-25 | Toyota Motor Corp | アルミニウム基合金 |
JP2002522209A (ja) * | 1998-08-06 | 2002-07-23 | ユニヴァーシティー オブ ハワイ | 新規な水素貯蔵材料及び乾式均質化による製造方法 |
JP2004018980A (ja) * | 2002-06-19 | 2004-01-22 | Sony Corp | 水素吸蔵用材料及びその使用方法 |
JP2004293571A (ja) * | 2003-03-25 | 2004-10-21 | Samtec Kk | 高剛性繊維を用いた高圧タンク及びその製造方法 |
JP2007289877A (ja) * | 2006-04-26 | 2007-11-08 | Toyota Central Res & Dev Lab Inc | 水素吸蔵材料及びその製造方法、並びに水素化物複合体 |
JP2008150657A (ja) * | 2006-12-15 | 2008-07-03 | Honda Motor Co Ltd | 水素吸蔵材及びその製造方法と、水素貯蔵用容器 |
Also Published As
Publication number | Publication date |
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JP5154333B2 (ja) | 2013-02-27 |
US20100035104A1 (en) | 2010-02-11 |
US8845960B2 (en) | 2014-09-30 |
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