CN102259837B - Particle used for hydrogen production and preparation method thereof - Google Patents
Particle used for hydrogen production and preparation method thereof Download PDFInfo
- Publication number
- CN102259837B CN102259837B CN2011101242841A CN201110124284A CN102259837B CN 102259837 B CN102259837 B CN 102259837B CN 2011101242841 A CN2011101242841 A CN 2011101242841A CN 201110124284 A CN201110124284 A CN 201110124284A CN 102259837 B CN102259837 B CN 102259837B
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- hydrogen production
- particle used
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- hydrogen
- particle
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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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Abstract
The invention relates to a particle used for hydrogen production and a preparation method thereof, belonging to the technical field of hydrogen production. The invention is characterized in that the particle used for hydrogen production is prepared by pressing solid powder; components of the solid powder comprise A(MH4), wherein A is Li or Na, M is B or Al or NH3BH3; and the surface of the particle used for hydrogen production is coated with a thin film. The preparation method of the particle used for hydrogen production is characterized in that: the particle used for hydrogen production is prepared by pressing the solid powder by virtue of a pressing machine; and the surface of the particle used for hydrogen production is coated with resin by adopting a thin film coating process or is coated with a thermal shrinkage film by adopting a thermal shrinkage process. The particle in the invention has the advantages of good fluidity, stableness in a steam environment, controllable reaction process, stable hydrogen production speed, safe and reliable system, simple preparation process, low manufacturing cost, convenience in operation, stable product performance and the like and can be widely applied to hydrogen production devices in solid liquid reaction hydrolysis.
Description
Technical field
The invention belongs to technical field of hydrogen preparation, particularly relate to a kind of particle used for hydrogen production and preparation method thereof.
Background technology
At present, hydrogen is reproducible energy carrier, with A (MH
4) (A=Li, Na; M=B, Al) and NH
3BH
3For the IIIA family complex hydride that represents has advantages of that theoretical hydrogen-storage amount is high, proportion is low, adopt A (MH
4) (A=Li, Na; M=B, Al) and NH
3BH
3Can reduce widely the weight of storage hydrogen device as hydrogen storage media Deng the novel light hydrogen storage material, these novel light hydrogen storage materials can produce hydrogen with the biochemical reaction of steeping in water for reconstitution under the catalyzer existence condition.Control the condition of reaction well, the hydrogen of generation just can directly offer fuel cell or other need hydrogen storage equipment.But this class new chemical hydrogen-preparing hydrogen-storing fuel system exists a lot of problems, when especially being applied to portable occasion.As: 1) when the novel light hydrogen storage material was made into the liquid fuel use, effective volume and weight hydrogen-storage amount reduced greatly; 2) poor stability of storage hydrogen fuel solution is because NaBH
4In strong alkaline aqueous solution, be in a metastable state, be easy to spontaneous generation hydrolysis releasing hydrogen gas, have very large potential safety hazard, also be unfavorable for standing storage simultaneously; 3) palladium, the precious metal catalyst costs such as ruthenium are high, immobilized rear catalyst work-ing life short (because hydrolysis reaction is the very exothermic reaction that occurs in catalyst surface); 4) reaction product sodium metaborate (NaBO
2) easy blocking pipeline; These defectives are so that the widespread use of this technique is subject to certain limitation.
Improve the volume and weight efficient of hydrogen storage system, a kind of way is to adopt the solid feed way, applies for a patent such as 201010112800.4.But A (MH
4) (A=Li, Na; M=B, Al) and NH
3BH
3Exist the easy moisture absorption in air Deng the novel light hydrogen storage material, and hydrolysis reaction carries out the technical problems such as strong heat release.
Summary of the invention
The present invention provides a kind of particle used for hydrogen production and preparation method thereof for solving the technical problem that exists in the known technology.
One of purpose of the present invention provides a kind of good fluidity that has, and is stable in steam ambient, can control extent of reaction, hydrogen-producing speed is stable, security of system is reliable, and the characteristics such as low cost of manufacture can be widely used in the particle used for hydrogen production of the device for preparing hydrogen through hydrolysis of solid-liquid reaction.
Particle used for hydrogen production A (MH
4) (A=Li, Na; M=B, Al) and NH
3BH
3Under the catalyzer existence condition, can produce hydrogen Deng the novel light hydrogen storage material with the water reaction.With NaBH
4For example reacts as follows:
NaBH
4+2H
2O＝NaBO
2+4H
2
Relatively present liquid state storage hydrogen fuel reaction hydrogen producing technology commonly used adopts the volume and weight efficient that the solid feed way can the Effective Raise hydrogen storage system.
The technical scheme that particle used for hydrogen production of the present invention is taked for the technical problem that exists in the solution known technology is:
A kind of particle used for hydrogen production is characterized in: particle used for hydrogen production is that pressed powder is made by press; The pressed powder composition is A (MH
4), A is Li or Na, M is B or Al, or NH
3BH
3The particle used for hydrogen production surface is coated with film.
Particle used for hydrogen production of the present invention can also be taked following technical scheme:
Described particle used for hydrogen production is characterized in: the particle used for hydrogen production that pressed powder is made by press is shaped as spherical or square.
Described particle used for hydrogen production is characterized in: film is that the resin-coated or heat shrink process of art for coating coats heat shrinkage film.
Described particle used for hydrogen production is characterized in: resin is PE, PP, PET or PVA.
Described particle used for hydrogen production is characterized in: heat shrinkage film is PE, PP or PET film.
It is simple that two of purpose of the present invention provides a kind of preparation technology of having, and low cost of manufacture is easy to operate, the preparation method of particle particle used for hydrogen production of the characteristics such as stable in steam ambient.
The technical scheme that the preparation method of particle used for hydrogen production of the present invention takes is:
A kind of preparation method of particle used for hydrogen production is characterized in: particle used for hydrogen production is formed by the press compacting by pressed powder; The pressed powder composition is A (MH4), and A is Li or Na, and M is B or Al, or NH
3BH
3Particle used for hydrogen production surface is resin-coated or coat heat shrinkage film by heat shrink process by film coating procedure.
The preparation method of particle used for hydrogen production of the present invention can also take following technical scheme:
The preparation method of described particle used for hydrogen production is characterized in: the particle used for hydrogen production surface coats PE, PP, PET or PVA resin by film coating procedure.
The preparation method of described particle used for hydrogen production is characterized in: the particle used for hydrogen production surface coats PE by heat shrink process, PP or PET heat shrinkage film.
Advantage and positively effect that the present invention has are:
Particle used for hydrogen production and preparation method thereof is owing to having adopted the brand-new technical scheme of the present invention, and compared with prior art, the present invention adopts A (MH
4) (A=Li, Na; M=B, Al) and NH
3BH
3Deng the novel light hydrogen storage material, its solid materials can keep good flowability in damp and hot steam, can blocking pipe in the reinforced process; Adopt the solid feed way, improved the volume and weight efficient stream of system.
The advantages such as particle used for hydrogen production of the present invention has good fluidity, and is stable in steam ambient, can control extent of reaction, and hydrogen-producing speed is stable, and security of system is reliable can be widely used in the device for preparing hydrogen through hydrolysis of solid-liquid reaction.The advantages such as it is simple that the preparation method of particle used for hydrogen production has technique, and low cost of manufacture is easy to operate, and product performance are stable.
Embodiment
For further understanding technology contents of the present invention, Characteristic, hereby exemplify following examples, be described in detail as follows:
Embodiment 1
A kind of particle used for hydrogen production is that pressed powder is made spheroidal particle by press, and the pressed powder composition is LiBH
4, hydrogen manufacturing is coated with the PE heat shrinkage film that heat shrink process coats with the spheroidal particle surface.
Embodiment 2
A kind of preparation method of particle used for hydrogen production forms spheroidal particle by pressed powder by the press compacting, and the pressed powder composition is NaBH
4, hydrogen manufacturing coats the PVA resin with the spheroidal particle surface by film coating procedure.
Concrete preparation process:
Take by weighing NaBH
4Powder 0.5g is pressed into spheroidal particle with 50 tons of press.PVA is dissolved in the dehydrated alcohol, utilizes coating pan that PVA solution evenly is sprayed on NaBH
4Particle surface obtains NaBH after the oven dry in 60 ℃ of baking ovens
4Make the hydrogen manufacturing spheroidal particle.
Embodiment 3
A kind of preparation method of particle used for hydrogen production, preparation process is: take by weighing NH
3BH
3Powder 1g is pressed into spheroidal particle with 50 tons of press.PE is dissolved in the dehydrated alcohol, utilizes coating pan that PE solution evenly is sprayed on NH
3BH
3Particle surface obtains NH after the oven dry in 60 ℃ of baking ovens
3BH
3The hydrogen manufacturing spheroidal particle.
Embodiment 4
A kind of preparation method of particle used for hydrogen production, preparation process is: take by weighing NaBH
4Powder 2g is pressed into spheroidal particle with 50 tons of press.Utilize heat shrink process that the PE heat shrinkage film is coated on NaBH in the vacuum glove box
4Particle surface obtains NaBH
4The hydrogen manufacturing spheroidal particle.
Claims (5)
1. particle used for hydrogen production, it is characterized in that: particle used for hydrogen production is that pressed powder is made by press; The pressed powder composition is A (MH
4), A is Li or Na, M is B or Al, or NH
3BH
3The particle used for hydrogen production surface is coated with film; Film is that the resin-coated or heat shrink process of art for coating coats heat shrinkage film; Resin is PE, PP, PET or PVA; Heat shrinkage film is PE, PP or PET film.
2. according to particle used for hydrogen production claimed in claim 1, it is characterized in that: the particle used for hydrogen production that pressed powder is made by press is shaped as spherical or square.
3. the preparation method of a particle used for hydrogen production is characterized in that: particle used for hydrogen production is formed by the press compacting by pressed powder; The pressed powder composition is A (MH
4), A is Li or Na, M is B or Al, or NH
3BH
3Particle used for hydrogen production surface is resin-coated or coat heat shrinkage film by heat shrink process by film coating procedure.
4. according to the preparation method of particle used for hydrogen production claimed in claim 3, it is characterized in that: the particle used for hydrogen production surface coats PE, PP, PET or PVA resin by film coating procedure.
5. according to the preparation method of particle used for hydrogen production claimed in claim 3, it is characterized in that: the particle used for hydrogen production surface coats heat shrinkage film by heat shrink process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101242841A CN102259837B (en) | 2011-05-13 | 2011-05-13 | Particle used for hydrogen production and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101242841A CN102259837B (en) | 2011-05-13 | 2011-05-13 | Particle used for hydrogen production and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN102259837A CN102259837A (en) | 2011-11-30 |
| CN102259837B true CN102259837B (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101242841A Expired - Fee Related CN102259837B (en) | 2011-05-13 | 2011-05-13 | Particle used for hydrogen production and preparation method thereof |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3006307B1 (en) * | 2013-05-30 | 2015-07-03 | Herakles | OBTAINING A SOLID FORM COMPRISING BORAZANE STABILIZED THERMALLY THERE SOLID FORM AND ITS USE TO GENERATE HYDROGEN |
| CN104190916B (en) * | 2014-08-27 | 2017-01-11 | 厦门大学 | Oxidation resisting hydrolysis hydrogen generation composite powder and preparation method thereof |
| CN107324280A (en) * | 2017-07-04 | 2017-11-07 | 厦门大学 | The anti-oxidant coating of moisture-resistant and its processing method of aluminium base hydrolytic hydrogen production material |
| CN107470611A (en) * | 2017-08-25 | 2017-12-15 | 杭州氢源科技有限公司 | A kind of hydrogen manufacturing alumina particles and preparation method thereof |
| CN110200991A (en) * | 2019-07-10 | 2019-09-06 | 陈天朗 | Facilitate hydrogen manufacturing product and its application for remove human body active oxygen radical |
| CN113975401B (en) * | 2021-09-29 | 2023-09-22 | 中国科学院深圳先进技术研究院 | Medical hydrogen storage material and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100285A (en) * | 2006-07-07 | 2008-01-09 | 中国科学院金属研究所 | Chemical hydride hydrogen storing material system, hydrogen preparing method and hydrogen preparing device |
| CN101906642A (en) * | 2010-08-30 | 2010-12-08 | 新奥科技发展有限公司 | Method for making photoelectric hydrogen production electrode and photoelectric hydrogen production electrode |
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|---|---|---|---|---|
| US7485799B2 (en) * | 2002-05-07 | 2009-02-03 | John Michael Guerra | Stress-induced bandgap-shifted semiconductor photoelectrolytic/photocatalytic/photovoltaic surface and method for making same |
| JP5378639B2 (en) * | 2006-04-20 | 2013-12-25 | 東洋製罐株式会社 | Oxygen absorbent for resin blending and method for producing the same |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100285A (en) * | 2006-07-07 | 2008-01-09 | 中国科学院金属研究所 | Chemical hydride hydrogen storing material system, hydrogen preparing method and hydrogen preparing device |
| CN101906642A (en) * | 2010-08-30 | 2010-12-08 | 新奥科技发展有限公司 | Method for making photoelectric hydrogen production electrode and photoelectric hydrogen production electrode |
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|---|---|
| CN102259837A (en) | 2011-11-30 |
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Granted publication date: 20130130 Termination date: 20140513 |