CN101034749A - Direct carbinol fuel battery anode flow field board - Google Patents
Direct carbinol fuel battery anode flow field board Download PDFInfo
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- CN101034749A CN101034749A CNA2007100720214A CN200710072021A CN101034749A CN 101034749 A CN101034749 A CN 101034749A CN A2007100720214 A CNA2007100720214 A CN A2007100720214A CN 200710072021 A CN200710072021 A CN 200710072021A CN 101034749 A CN101034749 A CN 101034749A
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- field plate
- flow
- groove
- flow field
- field board
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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
Abstract
The invention relates to a direct methyl alcohol fuel cell anode flow field board; it relates to a battery anode flow field board, in order to solve the existing fuel cell fuel low use factor, voluminous problem. The hollows out flow channel separately engraves on the invention first flow field board and the second flow field board, the first flow field board front end surface edge opens the first feeding groove and the first reclaiming groove, the second flow field board back end surface edge opens the second feeding groove and the second reclaiming groove, the first feeding groove corresponds with the second feeding groove position, The first reclaiming groove corresponds with the second reclaiming groove position, first flow field board front end surface and second flow field board back end surface through insulation material layer high temperature solidified cementation. The invention can greatly enhances the fuel use factor, simplifies fuel cell structure, reduces the fuel cell overall volume. At the same time, the invention flow field board structure, uses the sheet structure, has the modular merit.
Description
Technical field
The present invention relates to a kind of galvanic anode flow-field plate.
Background technology
The fuel that existing fuel cell uses all exists certain toxicity and insecurity, in reaction fuel certainly will not can total overall reaction, for free from environmental pollution, must provide the retracting device of fuel.Make fuel cell be difficult to satisfy the requirement of miniaturization for these reasons.Because existing anode flow field board can only guarantee a side and the electrode haptoreaction of level of fuel, and another side is out in the cold, so the utilance of fuel is low,
Summary of the invention
Low in order to solve the fuel availability that has fuel cell now, bulky problem the invention provides a kind of direct methanol fuel cell anode flow field board.
The present invention includes first-class field plate, it also comprises second flow-field plate and insulation material layer, be carved with the hollow out runner respectively on the described first-class field plate and second flow-field plate, the edge of the front end face of first-class field plate has the first charging groove and the first discharging groove, the edge of the rear end face of second flow-field plate has the second charging groove and the second discharging groove, the described first charging groove is corresponding with the position of the second charging groove, the first discharging groove is corresponding with the position of the second discharging groove, the rear end face of the front end face of first-class field plate and second flow-field plate is bonding by the insulation material layer hot setting, constitute charging aperture by the first charging groove and the second charging groove, constitute discharging opening by the first discharging groove and the second discharging groove.
The present invention includes first-class field plate, it also comprises second flow-field plate, minor insulation material layer and fuel reservoir chamber, be carved with the hollow out runner respectively on the described first-class field plate and second flow-field plate, the edge of the front end face of first-class field plate has the first charging groove and the first discharging groove, the edge of the rear end face of second flow-field plate is carved with the second charging groove and the second discharging groove, the described first charging groove is corresponding with the position of the second charging groove, the first discharging groove is corresponding with the position of the second discharging groove, around the front end face of first-class field plate and the rear end face of second flow-field plate around bonding by minor insulation material layer hot setting, between the first-class field plate and second flow-field plate not the abutting edge form fuel reservoir chamber, constitute charging aperture by the first charging groove and the second charging groove, constitute discharging opening by the first discharging groove and the second discharging groove.
The present invention can improve the utilance of fuel greatly, simplifies the structure of fuel cell, reduces fuel cell overall volume.Simultaneously, flow-field plate of the present invention adopts the laminated structure form, has modular advantage.
Description of drawings
Fig. 1 is a structural representation of the present invention, and Fig. 2 is the vertical view of Fig. 1, the structural representation of the first-class field plate 1 of Fig. 3, Fig. 4 is the structural representation of second flow-field plate 2, Fig. 5 is the structural representation of embodiment four, and Fig. 6 is the front view of Fig. 5, and Fig. 7 is the A-A profile of Fig. 6.
Embodiment
Embodiment one: below in conjunction with Fig. 1, Fig. 2, Fig. 3 and Fig. 4 specify present embodiment, present embodiment is by first-class field plate 1, second flow-field plate 2 and insulation material layer 4 are formed, be carved with hollow out runner 3 respectively on the described first-class field plate 1 and second flow-field plate 2, the edge of the front end face of first-class field plate 1 has the first charging groove 5-1 and the first discharging groove 6-1, the edge of the rear end face of second flow-field plate 2 has the second charging groove 5-2 and the second discharging groove 6-2, the described first charging groove 5-1 is corresponding with the position of the second charging groove 5-2, the first discharging groove 6-1 is corresponding with the position of the second discharging groove 6-2, the rear end face of the front end face of first-class field plate 1 and second flow-field plate 2 is bonding by insulation material layer 4 hot settings, constitute charging aperture 5 by the first charging groove 5-1 and the second charging groove 5-2, constitute discharging opening 6 by the first discharging groove 6-1 and the second discharging groove 6-2.The feed inlet and outlet place adopts the half opening design, and the two boards material cooperates and constitutes complete feed inlet and outlet, also metaboly can not occur when sheet material is thin, and the position of feed inlet and outlet can be arranged on the not homonymy of flow-field plate also can be in the same side.The hollow out runner can adopt serpentine flow path in the present embodiment, also can adopt other shape runner.
Embodiment two: specify present embodiment below in conjunction with Fig. 1, the first-class field plate 1 and second flow-field plate 2 adopt stainless steel materials to make in the present embodiment, the thickness of the first-class field plate 1 and second flow-field plate 2 is respectively less than 0.5mm, the stainless steel materials thermal conductivity is good, is beneficial to the heat management of battery.The thickness of control flows field plate can make fuel fully react, and improves the utilance of fuel, and other composition and annexation are with embodiment one.
Embodiment three: specify present embodiment below in conjunction with Fig. 1, insulation material layer 4 is made by the glass cement material in the present embodiment, and the thickness of insulation material layer 4 is less than 0.1mm, and the heat conductivility of glass cement is good, is beneficial to the heat management of battery.The THICKNESS CONTROL of glass cement is in 0.1mm, both reached the effect of sealed insulation, do not increase the distance between the two boards material again, guarantee that feeding-passage institute is respectively the flow field use of both sides for the liquid level up and down of fuel, other composition and annexation are with embodiment two.
Embodiment four: below in conjunction with Fig. 5, Fig. 6 and Fig. 7 specify present embodiment, present embodiment is by first-class field plate 1, second flow-field plate 2 and local insulation material layer 7 are formed, be carved with hollow out runner 3 respectively on the described first-class field plate 1 and second flow-field plate 2, the edge of the front end face of first-class field plate 1 has the first charging groove 5-1 and the first discharging groove 6-1, the edge of the rear end face of second flow-field plate 2 is carved with the second charging groove 5-2 and the second discharging groove 6-2, the described first charging groove 5-1 is corresponding with the position of the second charging groove 5-2, the first discharging groove 6-1 is corresponding with the position of the second discharging groove 6-2, around the front end face of first-class field plate 1 and the rear end face of second flow-field plate 2 around bonding by minor insulation material layer 7 hot settings, between the first-class field plate 1 and second flow-field plate 2 not the abutting edge form fuel reservoir chamber 8, constitute charging aperture 5 by the first charging groove 5-1 and the second charging groove 5-2, constitute discharging opening 6 by the first discharging groove 6-1 and the second discharging groove 6-2.Bonding mutually by two stainless steel hollow out flow-field plate, directly form the fuel storage chamber therebetween, for the same sex electrode of both sides provides fuel simultaneously, improved the utilance of fuel, saved the storage chamber of separate configurations, reduce fuel cell overall volume.The hollow out runner that is carved with on the first-class field plate and the second smooth plate is a serpentine flow path.The hollow out runner can adopt serpentine flow path in the present embodiment, also can adopt other shape runner.
Embodiment five: specify present embodiment below in conjunction with Fig. 5, the first-class field plate 1 and second flow-field plate 2 adopt stainless steel materials to make in the present embodiment, the thickness of the first-class field plate 1 and second flow-field plate 2 is respectively less than 0.5mm, the stainless steel materials thermal conductivity is good, is beneficial to the heat management of battery.The thickness of control flows field plate can make fuel fully react, and improves the utilance of fuel, and other composition and annexation are with embodiment four.
The described direct methanol fuel cell anode flow field board of above-mentioned execution mode is a cellular construction, can be assembled into fuel battery.
Claims (6)
1, the direct methanol fuel cell anode flow field board, it comprises first-class field plate (1), it is characterized in that it also comprises second flow-field plate (2) and insulation material layer (4), be carved with hollow out runner (3) respectively on described first-class field plate (1) and second flow-field plate (2), the edge of the front end face of first-class field plate (1) has the first charging groove (5-1) and the first discharging groove (6-1), the edge of the rear end face of second flow-field plate (2) has the second charging groove (5-2) and the second discharging groove (6-2), the described first charging groove (5-1) is corresponding with the position of the second charging groove (5-2), the first discharging groove (6-1) is corresponding with the position of the second discharging groove (6-2), the rear end face of the front end face of first-class field plate (1) and second flow-field plate (2) is bonding by insulation material layer (4) hot setting, constitute charging aperture (5) by the first charging groove (5-1) and the second charging groove (5-2), constitute discharging opening (6) by the first discharging groove (6-1) and the second discharging groove (6-2).
2, direct methanol fuel cell anode flow field board according to claim 1, it is characterized in that described first-class field plate (1) and second flow-field plate (2) adopt stainless steel materials to make, the thickness of first-class field plate (1) and second flow-field plate (2) is respectively less than 0.5mm.
3, direct methanol fuel cell anode flow field board according to claim 1 is characterized in that described insulation material layer (4) made by the glass cement material.
4, direct methanol fuel cell anode flow field board according to claim 3, the thickness that it is characterized in that described insulation material layer (4) is less than 0.1mm.
5, the direct methanol fuel cell anode flow field board, it comprises first-class field plate (1), it is characterized in that it also comprises second flow-field plate (2), minor insulation material layer (7) and fuel reservoir chamber (8), be carved with hollow out runner (3) respectively on described first-class field plate (1) and second flow-field plate (2), the edge of the front end face of first-class field plate (1) has the first charging groove (5-1) and the first discharging groove (6-1), the edge of the rear end face of second flow-field plate (2) is carved with the second charging groove (5-2) and the second discharging groove (6-2), the described first charging groove (5-1) is corresponding with the position of the second charging groove (5-2), the first discharging groove (6-1) is corresponding with the position of the second discharging groove (6-2), around the front end face of first-class field plate (1) and the rear end face of second flow-field plate (2) around bonding by minor insulation material layer (7) hot setting, between first-class field plate (1) and second flow-field plate (2) not the abutting edge form fuel reservoir chamber (8), constitute charging aperture (5) by the first charging groove (5-1) and the second charging groove (5-2), constitute discharging opening (6) by the first discharging groove (6-1) and the second discharging groove (6-2).
6, direct methanol fuel cell anode flow field board according to claim 5, it is characterized in that described first-class field plate (1) and second flow-field plate (2) adopt stainless steel materials to make, the thickness of first-class field plate (1) and second flow-field plate (2) is respectively less than 0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100720214A CN101034749A (en) | 2007-04-11 | 2007-04-11 | Direct carbinol fuel battery anode flow field board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100720214A CN101034749A (en) | 2007-04-11 | 2007-04-11 | Direct carbinol fuel battery anode flow field board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101034749A true CN101034749A (en) | 2007-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100720214A Pending CN101034749A (en) | 2007-04-11 | 2007-04-11 | Direct carbinol fuel battery anode flow field board |
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| Country | Link |
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| CN (1) | CN101034749A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186026A (en) * | 2014-04-23 | 2015-12-23 | 罗伯特·博世有限公司 | Biopolar Plate For Fuel Cell Or Electrolysis |
| CN109494385A (en) * | 2018-12-07 | 2019-03-19 | 武汉理工大学 | A kind of monocell and proton exchange film fuel cell electric piling structure in chiasma type flow field |
-
2007
- 2007-04-11 CN CNA2007100720214A patent/CN101034749A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186026A (en) * | 2014-04-23 | 2015-12-23 | 罗伯特·博世有限公司 | Biopolar Plate For Fuel Cell Or Electrolysis |
| CN109494385A (en) * | 2018-12-07 | 2019-03-19 | 武汉理工大学 | A kind of monocell and proton exchange film fuel cell electric piling structure in chiasma type flow field |
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