CN201305456Y - Portable type hydrogen production reaction device from sodium borohydride based on micropump - Google Patents
Portable type hydrogen production reaction device from sodium borohydride based on micropump Download PDFInfo
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- CN201305456Y CN201305456Y CNU2008202037231U CN200820203723U CN201305456Y CN 201305456 Y CN201305456 Y CN 201305456Y CN U2008202037231 U CNU2008202037231 U CN U2008202037231U CN 200820203723 U CN200820203723 U CN 200820203723U CN 201305456 Y CN201305456 Y CN 201305456Y
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- Prior art keywords
- reaction chamber
- hydrogen
- sodium borohydride
- solid acid
- pipeline
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- 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.)
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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
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Abstract
The utility model discloses a portable type hydrogen production reaction device from sodium borohydride based on a micropump, which comprises a reaction chamber (3), a liquid storage chamber (4), a pipeline (6), a low-power hydraulic pump (7), a solid acid block (8) and an Ni-Pt catalyst metal sheet; wherein the reaction chamber (3) is connected with the low-power hydraulic pump (7) by the pipeline (6); the low-power hydraulic pump (7) is connected with the liquid storage chamber (4) by the pipeline (6); the Ni-Pt catalyst metal sheet is arranged in the reaction chamber (3); the solid acid block (8) filtering the hydrogen is arranged at the upper part of the reaction chamber (3), and both the upper part and lower part of the solid acid block (8) are provided with an opening; and the top of the reaction chamber is provided with a reaction chamber sealing cover (1) which is provided with a hydrogen outlet. The device has the remarkable advantages of simple structure, high hydrogen production reaction efficiency, easy control of reaction speed, simple and convenient operation and the like, and is particularly applied in movable hydrogen source supply.
Description
Technical field
The utility model relates to a kind of hydrogen making reaction device, particularly relates to a kind of portable sodium borohydride hydrogen making reaction device based on Micropump, is used to hydrogen fuel cell that the portable hydrogen source of high-energy-density is provided.
Background technology
The utilization of current hydrogen-oxygen fuel cell exploitation, the particularly exploitation of Proton Exchange Membrane Fuel Cells has become the new millennium to capture the cutting edge technology field of energy dilemma and environmental pollution in the world.The Application Areas of the sophisticated relatively proton exchange film fuel battery system of excellent performance and technology is wide and demand is big, is subjected to people's extensive concern always.But the major issue that the fuel cell large-scale application be badly in need of to solve is exactly how to provide hydrogen source efficiently and safely for fuel cell.
The supply of hydrogen fuel can be adopted direct storage hydrogen and indirect hydrogen supply dual mode in the proton membrane fuel battery system at present.Directly hydrogen storage method comprises that gaseous state high-pressure storage, the solid-state storage of alloy and low temperature liquid store three kinds of modes, but have all that energy storage density is low, accumulator system is bulky, hydrogen storage and the uneasy congruent problem of transportation.What hydrogen supply research at present was more indirectly is reformation hydrogen production under catalyst action with methyl alcohol or ethanol, but there is CO too high levels in the reformed gas, need exploitation dedicated separation film purified hydrogen, that is that all right is ripe for current separatory membrane technology, the cost costliness is not suitable for being applied to portable small power fuel cell system.
Sodium borohydride is a kind of strong reductant, under the effect of Ni-Pt catalyst metal sheet, contacts with water under the room temperature and can react generation hydrogen, and reaction formula is: NaBH
4+ 2H
2O → 4H
2+ NaBO
2Adopt the method advantage of borohydride hydrolytic hydrogen production to be: the efficiency of storage height of (1) hydrogen; (2) hydrogen purity height in the product gas does not need special refining plant; (3) accumulating is easy, safety non-pollution.
The utility model content
It is a kind of simple in structure, easy to operate that the purpose of this utility model is to provide, safe in utilization, easy to carry, carbon containing and nitrogenous obnoxious flavour are not discharged in use, the hydrogen purity height that produces, do not need special refining plant, and can not cause the portable sodium borohydride hydrogen making reaction device that poisons of electrode catalyst of fuel cell based on Micropump.
The purpose of this utility model realizes by following technical proposals:
A kind of portable sodium borohydride hydrogen making reaction device based on Micropump comprises reaction chamber, fluid reservoir, pipeline, small power hydro-pump, solid acid piece and Ni-Pt catalyst metal sheet; Reaction chamber is connected with the small power hydro-pump by pipeline, and the small power hydro-pump is connected with fluid reservoir by pipeline; Be provided with Ni-Pt catalyst metal sheet in the reaction chamber; Reaction chamber top is provided with the solid acid piece that filters hydrogen, the equal perforate in the top of solid acid piece and bottom, and reactor top is provided with the reaction chamber sealing cover, and the reaction chamber sealing cover has the hydrogen air outlet.
For further realizing evenly distributed protruding groove being arranged the purpose of this utility model in the described reaction chamber, protruding channel bottom has baffle plate, so that place the catalyst metal sheet.
Described solid acid piece is arranged on protruding groove top.
Described fluid reservoir top is provided with the fluid reservoir sealing cover.
Principle of work of the present utility model is: the catalyst metal sheet is put into reaction chamber earlier, add the solid acid piece then, the sodium borohydride solution for preparing is positioned in the fluid reservoir, when output rating that external setting-up needs well, the small power hydraulic pump works is sent into solution in the reaction chamber by fluid reservoir, and solution contacts, reacts with catalyzer, produce hydrogen, hydrogen air outlet from sealing cover behind solid acid piece 8 is sent into the hydrogen fuel cell.
The utlity model has following advantage: (1) apparatus structure is simple, easy to operate; (2) device is safe in utilization, easy to carry; (3) carbon containing and nitrogenous obnoxious flavour are not discharged in use, and be pollution-free; (4) the hydrogen purity height of Chan Shenging does not need special refining plant, can not cause poisoning of electrode catalyst of fuel cell.
Description of drawings
Fig. 1 is the overall structure synoptic diagram of the utility model device;
Fig. 2 is the structural representation of the reaction chamber inside of the utility model device;
Fig. 3 is the fluid reservoir internal structure synoptic diagram of the utility model device.
Embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
As shown in Figure 1, 2, 3, portable sodium borohydride hydrogen making reaction device comprises reaction chamber 3, fluid reservoir 4, pipeline 6, small power hydro-pump 7, reaction chamber sealing cover 1, fluid reservoir sealing cover 2, solid acid piece 8, Ni-Pt catalyst metal sheet.Reaction chamber 3 is connected with small power hydro-pump 7 by pipeline 6, and small power hydro-pump 7 is connected with fluid reservoir 4 by pipeline 6.There is evenly distributed protruding groove 9 reaction chamber 3 both sides, and baffle plate 10 is arranged at protruding groove 9 bottoms, so that vertically insert Ni-Pt catalyst metal sheet.Reaction chamber 3 tops are provided with reaction chamber sealing cover 1, and reaction chamber sealing cover 1 has the hydrogen air outlet; Fluid reservoir 4 tops are fluid reservoir sealing cover 2.
Sodium borohydride solution is transported to the reaction chamber 3 by pipeline 6 from fluid reservoir 4 by small power hydro-pump 7, put into the catalyst metal sheet in the reaction chamber 3, sodium borohydride solution reacts under the effect of catalyzer and produces hydrogen, and hydrogen filters the back through solid acid piece 8 and sends into the hydrogen fuel cell from the air outlet of reaction chamber sealing cover 1.
Embodiment 1: fuel cell output electric weight 30W is set, calculate 10% (weight) sodium borohydride solution used in amounts 200ml, by small power hydro-pump 7 required 200ml sodium borohydride solution is inputed in the reaction chamber 3 by fluid reservoir 4, sodium borohydride solution chemical reaction under the Ni-Pt catalyst action produces hydrogen, producing hydrogen speed is 300ml/min, hydrogen is sent into hydrogen in the fuel cell after filtering through the solid acid piece, thereby produces the electric weight of 30W.This apparatus structure is simple, easy to process, reaction soln must could contact by the effect of micropump with the Ni-Pt catalyzer, has guaranteed safety, and has only produced sodium metaborate and hydrogen after the reaction, do not produce other obnoxious flavoures, can not damage environment and fuel cell motor catalyzer.
Claims (4)
1, a kind of portable sodium borohydride hydrogen making reaction device based on Micropump is characterized in that: comprise reaction chamber (3), fluid reservoir (4), pipeline (6), small power hydro-pump (7), solid acid piece (8) and Ni-Pt catalyst metal sheet; Reaction chamber (3) is connected with small power hydro-pump (7) by pipeline (6), and small power hydro-pump (7) is connected with fluid reservoir (4) by pipeline (6); Be provided with Ni-Pt catalyst metal sheet in the reaction chamber (3); Reaction chamber (3) top is provided with the solid acid piece (8) that filters hydrogen, the equal perforate in the top of solid acid piece (8) and bottom, and reactor top is provided with reaction chamber sealing cover (1), and reaction chamber sealing cover (1) has the hydrogen air outlet.
2, the portable sodium borohydride hydrogen making reaction device based on Micropump according to claim 1 is characterized in that evenly distributed protruding groove (9) is arranged in the described reaction chamber (3), and baffle plate (10) is arranged at protruding groove (9) bottom.
3, the portable sodium borohydride hydrogen making reaction device based on Micropump according to claim 2 is characterized in that solid acid piece (8) is arranged on protruding groove (9) top.
4, the portable sodium borohydride hydrogen making reaction device based on Micropump according to claim 1 is characterized in that described fluid reservoir (4) top is provided with fluid reservoir sealing cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202037231U CN201305456Y (en) | 2008-11-20 | 2008-11-20 | Portable type hydrogen production reaction device from sodium borohydride based on micropump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202037231U CN201305456Y (en) | 2008-11-20 | 2008-11-20 | Portable type hydrogen production reaction device from sodium borohydride based on micropump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201305456Y true CN201305456Y (en) | 2009-09-09 |
Family
ID=41097921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202037231U Expired - Fee Related CN201305456Y (en) | 2008-11-20 | 2008-11-20 | Portable type hydrogen production reaction device from sodium borohydride based on micropump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201305456Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102060265A (en) * | 2010-11-09 | 2011-05-18 | 绍兴县永利新能源研究院有限公司 | Production process and equipment for preparing hydrogen by hydrolyzing NaBH4 of fuel cell |
| CN102157745A (en) * | 2010-12-31 | 2011-08-17 | 浙江高成绿能科技有限公司 | Hydrogen production system and application thereof |
| CN108075157A (en) * | 2018-01-23 | 2018-05-25 | 湖北工业大学 | A kind of portable fuel battery hydrogen making and hydrogen supply system and its application method |
-
2008
- 2008-11-20 CN CNU2008202037231U patent/CN201305456Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102060265A (en) * | 2010-11-09 | 2011-05-18 | 绍兴县永利新能源研究院有限公司 | Production process and equipment for preparing hydrogen by hydrolyzing NaBH4 of fuel cell |
| CN102157745A (en) * | 2010-12-31 | 2011-08-17 | 浙江高成绿能科技有限公司 | Hydrogen production system and application thereof |
| CN102157745B (en) * | 2010-12-31 | 2013-07-10 | 浙江高成绿能科技有限公司 | Hydrogen production system and application thereof |
| CN108075157A (en) * | 2018-01-23 | 2018-05-25 | 湖北工业大学 | A kind of portable fuel battery hydrogen making and hydrogen supply system and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090909 Termination date: 20121120 |