CN100503027C - Hydrogen gas storage alloy reactor - Google Patents
Hydrogen gas storage alloy reactor Download PDFInfo
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- CN100503027C CN100503027C CNB2004100721923A CN200410072192A CN100503027C CN 100503027 C CN100503027 C CN 100503027C CN B2004100721923 A CNB2004100721923 A CN B2004100721923A CN 200410072192 A CN200410072192 A CN 200410072192A CN 100503027 C CN100503027 C CN 100503027C
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- hydrogen
- reticulated cell
- gas storage
- hydrogen gas
- storage alloy
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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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- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Hydrogen, Water And Hydrids (AREA)
Abstract
This invention relates to one heat exchanger by use of hydrogen memory alloy, which in detail to set Hydrogen conductive tube in the reactor to form space between hydrogen memory alloys to improve the reaction between the hydrogen gas memory alloy and hydrogen gas. The invention comprises the following parts: hydrogen conductive tube with several hydrogen flow tank in the reaction container; network holes between hydrogen gas between the hydrogen gas memory alloy. The invention improves the reaction between memory alloy and hydrogen to discharge more hydrogen gas to improve the reaction.
Description
Technical field
The present invention is the invention that utilizes the reactor of hydrogen-storing alloy.In more detail, be that hydrogen ingress pipe is set in reaction vessel, between the hydrogen-storing alloy piece, form the space, to promote the reaction of hydrogen-storing alloy and hydrogen.
Background technology
Hydrogen can be stored in the middle of the high-pressure bottle with liquid condition generally under the situation of high pressure or ultralow temperature.
That is, as mentioned above since hydrogen intrinsic low-density characteristic cause hydrogen under high pressure or ultralow temperature state, can be stored in the high-pressure bottle amounts of hydrogen being restricted.And since the reservoir vessel of hydrogen not only volume, weight are big, cause transporter to be subjected to a lot of restrictions in use.
Recently, as the schemes of countermeasures to hydrogen gas storage method, the method for utilizing hydrogen-storing alloy to absorb storage of hydrogen is arisen at the historic moment, and is used.
The hydrogen storage capacity of hydrogen-storing alloy is recently seen very low from weight, but from volume recently, then than compression hydrogen or liquid hydrogen height.So can store the more hydrogen of multicapacity.
Hydrogen-storing alloy is the metallic compound that is made of very strong element of the affinity of hydrogen and the element a little less than the affinity.Hydrogen-storing alloy can list nickel magnesium (Mg-Ni) alloy, magnesium copper (Mg-Cu) alloy, titanium titanium (Ti-Ti) alloy, R-co alloy (R represents rare earth metal herein).
When this hydrogen-storing alloy absorbs hydrogen, produce exothermic reaction, otherwise produce endothermic reaction during the hydrogen-storing alloy release hydrogen.
Utilize above-mentioned characteristic, hydrogen-storing alloy can be applicable to the Recent Progress in Hydrogen Storage Materials of storage of hydrogen, and the energy conversion material is in the middle of battery material and the energy conversion apparatus.
Drawing below with reference to Fig. 1 and Fig. 2 illustrates original heat exchanger that utilizes hydrogen-storing alloy.
At first, the heat exchanger that utilizes hydrogen-storing alloy is by 2 or a plurality ofly constitute an integral body, forms heat-exchange system.Fig. 1 has only shown one of them heat exchanger.
Fig. 1 is the side view that embodies the heat exchanger of original hydrogen-storing alloy, and heat exchanger 1 is by distributing pipe 10 as can be known with reference to this figure, and reactor 20 and external heat power board 30 constitute.
Have a plurality of connections to connect pipe on the cylindricality exterior tube face of distributing pipe and display, and the end portion of each pipe is connected with reactor 20 respectively.
And the stacked heat exchanger plate 30 that is provided with in the outside of each reactor.So carry out heat conduction to air or these outside heat conduction media of water easily.
Accompanying drawing 2 is pointed out out the longitudinal sectional drawing of the hydrogen gas storage alloy reactor of the heat exchanger among Fig. 1.Reactor 20 is by constituting as the lower part: the reaction vessel 21 that forms outward appearance; Be arranged in parallel with the length direction of reaction vessel 21, form that a plurality of hydrogen flow into, and the hydrogen ingress pipe 22 that is formed by a plurality of holes; Be filled in the hydrogen-storing alloy 23 between hydrogen ingress pipe 22 and the reaction vessel 21; Between hydrogen-storing alloy, press a plurality of heat-conducting plates 24 that particular space is provided with; And for the hydrogen-storing alloy powder filter being arranged at the filter 25 of hydrogen stream inlet.
At this moment, hydrogen-storing alloy produces block according to heat-conducting plate.And this hydrogen-storing alloy piece is along gravity direction, on/bottom surrounded by heat-conducting plate, and its inside portion is surrounded by heat-conducting plate 24.
So the hydrogen that flow into reactor is just absorbed by hydrogen-storing alloy through being arranged on after the hydrogen ingress pipe 22 in reaction vessel 21 centres.
But because after hydrogen is fed to reactor 20, hydrogen has only could the supply of hydrogen storage alloys by hydrogen ingress pipe 22, so cause the reaction speed between hydrogen-storing alloy and the hydrogen slow, can not fully react.
And, when the hydrogen of reactor 20 is released to the outside, when the hydrogen of hydrogen-storing alloy 23 is got rid of, because will could get rid of, so hydrogen discharge speed is slow through hydrogen ingress pipe 22.
As mentioned above, hydrogen flow into the speed of hydrogen-storing alloy piece and hydrogen is discharged into the essential factor that outside speed is the decision effectiveness of heat exchanger from the hydrogen-storing alloy piece.So,, need increase that hydrogen is flowed into and the mass rate of emission structure of reactor in order to increase the efficient of heat exchanger.
Summary of the invention
For this reason, the objective of the invention is in container of the present invention, hydrogen ingress pipe is set, between the hydrogen-storing alloy piece, form the space, to promote the reaction of above-mentioned hydrogen-storing alloy and hydrogen.
In order to achieve the above object, the hydrogen gas storage alloy reactor that first implements state of the present invention is by constituting as the lower part: be arranged on reaction vessel interior, and be connected with distributing pipe, have the hydrogen ingress pipe that a plurality of hydrogen flow into groove; Connected by above-mentioned hydrogen ingress pipe, and be arranged between the hydrogen-storing alloy of filling and form, flowed into the reticulated cell that groove connects with hydrogen.
In order to achieve the above object, second hydrogen gas storage alloy reactor of implementing state of the present invention is by constituting as the lower part: be arranged on reaction vessel interior, and be connected with distributing pipe, have the hydrogen ingress pipe that a plurality of hydrogen flow into groove; Insertion is arranged at above-mentioned hydrogen ingress pipe, and forms the reticulated cell of the inside filling hydrogen-storing alloy of a plurality of laminations in reaction vessel; Being arranged on the support component that is used for supporting and space between the reticulated cell constitutes.
As above-mentioned explanation, this invention can produce following effect: by promoting the reaction of hydrogen-storing alloy and hydrogen, make hydrogen discharging faster and more, reach the reactivity that improves reactor.
And by improving the assemblage of reactor, not only can save the production unit price of heat exchanger, can also prevent that the hydrogen-storing alloy powder is discharged into the reactor outside with hydrogen, make more stable the moving of compressor.
Description of drawings
Fig. 1 points out out the profile of the heat exchanger that utilizes the hydrogen-storing alloy manufacturing in the prior art.
Fig. 2 is the longitudinal sectional drawing that shows the inside reactor structure of Fig. 1.
Fig. 3 is the longitudinal sectional drawing that shows first example of the hydrogen gas storage alloy reactor among the present invention.
Fig. 4 a is the axis side view that shows the reticulated cell structure of Fig. 3.
The profile that Fig. 4 b cuts the shortest direction of the netted eyelet of Fig. 3.
Fig. 5 a shows the axis side view of the reticulated cell distortion back example of Fig. 3.
The profile that Fig. 5 b cuts the shortest direction of the netted eyelet of Fig. 5 a.
Fig. 6 is the longitudinal sectional drawing that shows second example of the hydrogen gas storage alloy reactor among the present invention.
Fig. 7 a shows the axis side view of the reticulated cell structure of Fig. 6.
The profile that Fig. 7 b cuts the shortest direction of the netted eyelet of Fig. 6 a.
Fig. 7 c is the axis side view that shows the support component between the reticulated cell that is arranged at Fig. 6.
The symbol description of accompanying drawing major part:
50: reactor 51: reaction vessel
52: hydrogen ingress pipe 52a: hydrogen flows into groove
53,53a, 53b, 53c: reticulated cell 54: space
55: hydrogen-storing alloy 56: filter
57c: support component
The specific embodiment
The following describes first example of the hydrogen gas storage alloy reactor among the present invention, illustrate with reference to accompanying drawing 3 and accompanying drawing 5.
Fig. 3 points out out the longitudinal sectional drawing of first example of hydrogen gas storage alloy reactor among the present invention, the axis side view of the reticulated cell structure of Fig. 4 a prompting Fig. 3, Fig. 4 b prompting is cut the reticulated cell of Fig. 4 a by the shortest direction profile.
With reference to accompanying drawing 3 as can be known, reactor 50 is by reaction vessel 51, hydrogen ingress pipe 52, and reticulated cell 53, hydrogen-storing alloy 55 constitutes.
Reticulated cell 53 is connected by hydrogen ingress pipe, and a plurality of reticulated cell are arranged between the hydrogen-storing alloy, forms with each hydrogen and flows into the space 54 that groove connects.
And the material of the corresponding thermal property of hydrogen ingress pipe 52 vary in diameter that reticulated cell preferably changes with expansion rate or shrinkage factor according to hydrogen-storing alloy 55 is made.At this moment, reticulated cell 53 is provided with and the formation through hole for centre hydrogen ingress pipe 52 is connected, and is arranged near the hydrogen inflow groove.
Reticulated cell 53 may be because the load of hydrogen-storing alloy 55 takes place saggingly, so 54 support component (without diagram) is set in the space, it is sagging to prevent that reticulated cell 53 from taking place.
Like this, between 55 of each hydrogen-storing alloys, form space 54, can shorten the time that hydrogen-storing alloy 55 absorbs hydrogen, can shorten hydrogen discharge that hydrogen-storing alloy 55 discharges time again to reaction vessel 51 outsides.
With reference to accompanying drawing 4a and 4b, describe as follows to being applicable to the reactor reticulated cell structure in the accompanying drawing 3.
The inside of reticulated cell 53a has formed the space, and the inside line that contacts with hydrogen ingress pipe 52 is opening pie.
That is, reticulated cell 53a forms the top of through hole by the centre, and with same shape in top and the bottom corresponding with top, connect in addition that the outside of outer ledge of top and bottom is facial to be constituted.
Reticulated cell 53a is arranged on hydrogen ingress pipe 52, and then the upper and lower of reticulated cell 53a and hydrogen-storing alloy 55 join, and because hydrogen ingress pipe 52 is inserted into through hole, and the inside line of the opening of reticulated cell is closed.
At this moment, because the outer surface of the inside line of reticulated cell and hydrogen ingress pipe 52 produces the slit, hydrogen-storing alloy is flowed, along with hydrogen so preferably the inside line of reticulated cell 53a and the outside left of hydrogen ingress pipe 52 are provided with closely.
And, because the load of hydrogen-storing alloy 55 may make the top generation of reticulated cell sagging, so as the support component (not shown) that supports top is set in the inside edge of reticulated cell 53a, it is sagging to prevent that top from taking place.
Certainly, it is open that reticulated cell has formed outside left, and the inside line sealing also is appreciated that.
The deformation pattern of the reticulated cell that is applied to first embodiment is described with reference to accompanying drawing 5a and 5b.
Accompanying drawing 5a is the axis side view of the reticulated cell variation of performance accompanying drawing 3, and accompanying drawing 5b is the profile that the reticulated cell of accompanying drawing 5a is cut along the shortest direction.
That is, reticulated cell 53b forms the top of through hole by the centre, and with same shape in top and the bottom corresponding with top, connect the outside face of the outer ledge of top and bottom in addition, the inside edge of top and bottom is connected inside line constitutes.At this moment, reticulated cell 53b is cut along the shortest direction, will obtain as the section that seals form around the accompanying drawing 5b.
The reticulated cell 53b of this kind form is set to reaction vessel 51, and reticulated cell 53b then can fully carry the load of hydrogen-storing alloy 55, reaches the purpose that prevents space 54 model deformations.
And reticulated cell 53b is arranged to inside line and touches hydrogen inflow groove 52a, and hydrogen-storing alloy 55 is refiltered once by the inside line of reticulated cell 53b.
That is, the hydrogen by hydrogen inflow groove 52a after the inside line through reticulated cell 53b, flow into space 54.The hydrogen in space 54 is through reacting through upper and lower and hydrogen-storing alloy 55 again.
And, the hydrogen that hydrogen-storing alloy 55 discharges by reticulated cell on/bottom after, flow into 54 positions, space.The hydrogen process inside line at position, space 54, and, flow into hydrogen ingress pipe 52 by after the hydrogen inflow groove 52a.
Each reticulated cell (53a that is set up among first embodiment for hydrogen gas storage alloy reactor, 53b), with hydrogen-storing alloy 55 in reaction vessel 51, after the certain height filling, reticulated cell (53a is set repeatedly, process 53b) just can be manufactured on the reactor that forms space 54 between the hydrogen-storing alloy 55.
In reaction vessel 51 inside, the contact area of speed and expansion hydrogen-storing alloy 55 and hydrogen is gone in the outflow that improves hydrogen, can improve the reaction speed between hydrogen-storing alloy and the hydrogen.
With reference to the accompanying drawings 6 and accompanying drawing 7, second embodiment of hydrogen gas storage alloy reactor of the present invention illustrated.
Accompanying drawing 6 is the longitudinal sectional drawings that show second embodiment of hydrogen gas storage alloy reactor of the present invention.Accompanying drawing 7a is the axis side view that shows the reticulated cell structure of accompanying drawing 6, and accompanying drawing 7b is the profile that the reticulated cell of accompanying drawing 7a is cut along the shortest direction.Accompanying drawing 7c shows the axis side view of the support component that is provided with between each reticulated cell.
With reference to 6 in accompanying drawing as can be known, hydrogen gas storage alloy reactor is by constituting as the lower part: it is inner and is connected with distributing pipe 10 to be arranged on reaction vessel 10, has the hydrogen ingress pipe 52 of a plurality of hydrogen inflow groove 52a; Insertion is arranged at hydrogen ingress pipe, and forms the reticulated cell 53c of the inside filling hydrogen-storing alloy of a plurality of laminations in reaction vessel; Be arranged on the support component 57c that is used for supporting and space 54 between the reticulated cell.
With reference to accompanying drawing 7a and 7c then as can be known, reticulated cell 53c enclose inside is filled by hydrogen-storing alloy 55.
At this moment, when reticulated cell 53c lamination is provided with, between each reticulated cell 53c, support component 57c is set.Along with being stacked between each reticulated cell, reticulated cell formed the space.
Support component 57c such as accompanying drawing 7c are ring bodies, are separately positioned on the top of each reticulated cell 53c or the position, inside edge and the outer ledge position of bottom.
Support component is outstanding along the outside and the inside edge of reticulated cell top or bottom, can form ring-type.And support component can form a plurality of outstanding positions in the top or the bottom of reticulated cell, also is appreciated that.
The 3rd embodiment of reticulated cell 53c is different with second embodiment with first embodiment, because hydrogen-storing alloy 55 is being filled in its reticulated cell 53c inside, so reticulated cell 53c is set as accompanying drawing 6 lamination in reaction vessel 51, and between each reticulated cell 53c, support component 57c is set, then can form space 54 between each reticulated cell 53.
Like this, just can remove the trouble of hydrogen-storing alloy 55 arranged in a crossed manner and reticulated cell, the assembleability that makes reactor further.
In brief, first embodiment is reticulated cell (53a, explanation 53b) that the space 54 that can make flow hydrogen gas is arranged about inside; And first embodiment is about along with inside being filled hydrogen-storing alloy 55 reaction vessels 51 laminations, and makes the explanation that forms space 54 between each reticulated cell 53c.
On the other hand, because the reticulated cell 53 of above-mentioned each embodiment is made by the excellent material of heat conductivility, so can improve hydrogen-storing alloy 55 and hydrogen reaction the time, the heat conductivility of reaction vessel.
And hydrogen-storing alloy 55 carries out the first time by reticulated cell 53 and filters, and flows into groove 52a by hydrogen and carries out the filtration second time, is finally filtered by the filter 56 that is arranged on the hydrogen stream inlet at last.So, can prevent that hydrogen-storing alloy 55 from draining to the reactor outside.Thus, can prevent that compressor (diagram) is owing to sucking the phenomenon that hydrogen-storing alloy 55 sustains damage.
Hence one can see that, the present invention utilizes the structure of reactor of hydrogen-storing alloy, be in reaction vessel 51, to be provided with in the hydrogen ingress pipe 52 between the hydrogen-storing alloy piece, form space 54, reach the absorption or the release hydrogen that promote that hydrogen-storing alloy 55 is more prone to.
And, use the excellent reticulated cell 53 of heat conductivility, omitted the setting of heat-conducting plate in the past.
Claims (10)
1, a kind of hydrogen gas storage alloy reactor is characterized in that by constituting as the lower part: be arranged on reaction vessel interior, and the hydrogen ingress pipe that has a plurality of hydrogen inflow grooves that is connected with distributing pipe; Connected by hydrogen ingress pipe, and be arranged between the hydrogen-storing alloy of filling, form with hydrogen and flow into the reticulated cell that groove connects.
2, hydrogen gas storage alloy reactor according to claim 1 is characterized in that forming a plurality of hydrogen at specific interval flows into groove.
3, hydrogen gas storage alloy reactor according to claim 2, it is littler than hydrogen-storing alloy powder to it is characterized in that hydrogen flows into groove.
4, hydrogen gas storage alloy reactor according to claim 1 is characterized in that reticulated cell portion's formation within it space, and the inside part that contacts with hydrogen ingress pipe is open pie.
5, hydrogen gas storage alloy reactor according to claim 1 is characterized in that reticulated cell is the pie of enclose inside.
6, a kind of hydrogen gas storage alloy reactor is characterized in that by constituting as the lower part: be arranged on reaction vessel interior, and be connected with distributing pipe, have the hydrogen ingress pipe that a plurality of hydrogen flow into groove; Insertion is arranged at hydrogen ingress pipe, and forms the reticulated cell of the inside filling hydrogen-storing alloy of a plurality of laminations in reaction vessel; Be arranged between the reticulated cell, be used for the support component of supporting and space.
7, hydrogen gas storage alloy reactor according to claim 6 is characterized in that support component is a ring-type, is provided with respectively at the position, inside edge and the outer ledge position of each reticulated cell.
8, hydrogen gas storage alloy reactor according to claim 6 is characterized in that top or the bottom of support component in reticulated cell, and is outstanding along inside edge and outer ledge.
9, hydrogen gas storage alloy reactor according to claim 6 is characterized in that top or the bottom of support component in reticulated cell, forms a plurality of protuberances.
10,, it is characterized in that reticulated cell constitutes with the heat conductivility material according to claim 1 or the described hydrogen gas storage alloy reactor of claim 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100721923A CN100503027C (en) | 2004-09-27 | 2004-09-27 | Hydrogen gas storage alloy reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100721923A CN100503027C (en) | 2004-09-27 | 2004-09-27 | Hydrogen gas storage alloy reactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1754619A CN1754619A (en) | 2006-04-05 |
| CN100503027C true CN100503027C (en) | 2009-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2004100721923A Expired - Fee Related CN100503027C (en) | 2004-09-27 | 2004-09-27 | Hydrogen gas storage alloy reactor |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101235937B (en) * | 2007-12-06 | 2011-09-14 | 张沛龙 | Metal hydride hydrogen-storing device and its preparation method |
| CN109708002B (en) * | 2019-01-22 | 2021-08-17 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Temperature compensation type alloy hydrogen storage and supply system |
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Granted publication date: 20090624 Termination date: 20120927 |