CN102117922A - Flat type fuel cell module and flow field plate thereof - Google Patents
Flat type fuel cell module and flow field plate thereof Download PDFInfo
- Publication number
- CN102117922A CN102117922A CN2010101740541A CN201010174054A CN102117922A CN 102117922 A CN102117922 A CN 102117922A CN 2010101740541 A CN2010101740541 A CN 2010101740541A CN 201010174054 A CN201010174054 A CN 201010174054A CN 102117922 A CN102117922 A CN 102117922A
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- field plate
- flow
- divergent
- divergent road
- runners
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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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Abstract
The invention provides a flat type fuel cell module and a flow field plate thereof.The flow field plate arranged inside a fuel cell module comprises at least two flow channels, a first manifold and a second manifold.The two flow channels are respectively formed on opposite sides of the flow field plate.The first manifold and the second manifold are formed inside the flow field plate.The first manifold and the second manifold communicate with the at least two flow channels.The reaction fluid flows from the first manifold into the flow field plate.Then the reaction fluid flows into the second manifold after passing through the two flow channels.Finally, the reaction fluid is discharged out of the flow field plate via the second manifold.
Description
Technical field
The present invention is relevant for a kind of flow-field plate, particularly relevant for a kind of flow-field plate that is arranged in the flat fuel cell module.
Background technology
At first see also Fig. 1, known Proton Exchange Membrane Fuel Cells (Proton Exchange MembraneFuel Cell, PEMFC) single-cell structure (single cell) 400 mainly comprises a mea 410 (membrane electrode assembly, MEA), two gas diffusion layers 405,406 (gas diffusionlayer, GDL) and two flow-field plate 401,402 (fluid flow plate).The inner surface of described two flow-field plate 401,402 is formed with separately independently runner (flow channel) 403,404 respectively, can be in order to carry out the conveying of reacting fluid, described mea 410 mainly comprises a proton exchange membrane 409, anode (anode) catalyst layer 407 and negative electrode (cathode) catalyst layer 408, wherein catalyst layer 407,408 has compositions such as platinum or platinum alloy usually, is beneficial to fuel cell and carries out electrochemical reaction (electrochemicalreactions) and electric power output is provided.
In the flow-field plate of general small fuel cell, its runner is more more tiny than large-scale fuel cell usually with the size in divergent road, so the flow resistance of reacting fluid improves relatively, so will cause the CONCENTRATION DISTRIBUTION of reacting fluid on flow-field plate inhomogeneous, and then influence the usefulness of fuel cell.In view of this, how to improve known flow field plate upper runner and divergent road structural design, make reacting fluid can be delivered to each zone on the flow-field plate equably, and then promote the important topic that fuel cell overall usefulness begins to become the fuel cell miniaturization.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of reacting fluid that makes can be delivered to each zone on the flow-field plate equably, and then promotes the flat fuel cell module and the flow-field plate thereof of fuel cell overall usefulness.
One embodiment of the invention provide a kind of flow-field plate, are arranged in the fuel cell module, comprise at least two runners, one first divergent road and one second divergent road, and wherein said at least two runners are formed at the opposition side of flow-field plate respectively.Described first, second divergent road is formed at flow-field plate inside, and is roughly parallel to a central axis direction of flow-field plate, and wherein first, second divergent road communicates with described two runners at least.Reacting fluid enters flow-field plate from the first divergent road, and through importing the second divergent road at least behind described two runners, then by the second divergent road discharge currents field plate.
In one embodiment, the described first divergent road has two breach, communicate with described at least two runners respectively, wherein each breach with respect to the pairing angle in a cross section geometric center in the first divergent road between 0 °～90 °.
In one embodiment, the described second divergent road has at least two breach, communicate with described at least two runners respectively, and each breach with respect to the pairing angle in a cross section geometric center in the second divergent road between 0 °～90 °.
In one embodiment, the described first divergent road has four breach, communicate with described at least two runners respectively and be symmetrical in the first divergent road, wherein each breach with respect to the pairing angle in a cross section geometric center in the first divergent road respectively between 0 °～90 °.
In one embodiment, described flow-field plate also comprises two second divergent roads, and wherein the first divergent road is positioned on the central shaft, and two second divergent roads then lay respectively at the opposition side in the first divergent road.
In one embodiment, described at least two runners are disposed at the opposition side of flow-field plate with array way.
In one embodiment, the central axis direction of described at least two runner longshore current field plates is arranged.
One embodiment of the invention also provides a kind of flat fuel cell module, except flow-field plate with said structure and characteristics, also comprise two core cells and two potted components, wherein flow-field plate is arranged between described two core cells, and each core cell comprises a mea, two gas diffusion layers and a plurality of current collection element, described two gas diffusion layers and a plurality of current collection element are arranged on the both sides of mea, described two potted components then are separately positioned on the outside of described two core cells, and interconnect with described two core cells respectively.
According to flat fuel cell module of the present invention and flow-field plate thereof, owing to be provided with first, second divergent road in flow-field plate inside, these external flow-field plate both sides are formed with at least one runner respectively, wherein reacting fluid can be entered the first divergent road by the first end of flow-field plate, and, then discharge by the second end of flow-field plate again through importing the second divergent road behind the described runner.Because described first, second divergent road is formed at flow-field plate inside, can reduce flow resistance whereby, make the reaction stream physical efficiency be transported to each zone of flow-field plate rapidly and effectively, can avoid the CONCENTRATION DISTRIBUTION inequality of reacting fluid in flow-field plate simultaneously, and then promote fuel cell overall usefulness.
Description of drawings
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and cooperate appended accompanying drawing, be described in detail below:
Fig. 1 represents the single-cell structure schematic diagram of known Proton Exchange Membrane Fuel Cells;
Fig. 2 represents the flat fuel cell module schematic diagram of one embodiment of the invention;
Fig. 3 A represents the flow-field plate schematic diagram of one embodiment of the invention;
Flow-field plate cutaway view among Fig. 3 B presentation graphs 3A;
Fig. 4 A represents the flow-field plate schematic diagram of another embodiment of the present invention;
Flow-field plate cutaway view among Fig. 4 B presentation graphs 4A;
Fig. 5 A represents the flow-field plate schematic diagram of another embodiment of the present invention;
Flow-field plate cutaway view among Fig. 5 B presentation graphs 5A; And
Among Fig. 5 C presentation graphs 5B along the cutaway view of X1-X2.
[main description of reference numerals]
Flow-field plate 10
The second end 102
The first divergent road 11
The second divergent road 12
Potted component 20
Single-cell structure 400
Flow-field plate 401,402
Runner 403,404
Gas diffusion layers 405,406
Catalyst layer 407,408
Proton exchange membrane 409
Mea 410
Central shaft A
Runner C
Space G
Connector R
The first side S1
The second side S2
Angle θ
Embodiment
See also Fig. 2, the flat fuel cell module of one embodiment of the invention mainly comprises a flow-field plate 10, two potted components 20 (sealing member) and two core cells 30, described each core cell 30 is made up of a mea, two gas diffusion layers and a plurality of current collection element 31, and wherein the structure of mea and gas diffusion layers can be with reference to mea shown in Figure 1 410 and gas diffusion layers 405,406.In the core cell 30 of present embodiment, gas diffusion layers and current collection element 31 are arranged on the both sides (anode-side and cathode side) of mea, and current collection element 31 is emerging in core cell 30 surfaces, are beneficial to carry out the electrochemical reaction of fuel cell module inside.
As shown in Figure 2, described flow-field plate 10 is folded in two space G between the core cell 30, wherein the first side S1 and the second side S2 in flow-field plate 10 is formed with at least one runner C respectively, two core cells 30 also can interconnect through a connection piece R in addition, 20 outsides that are arranged on two core cells 30 of potted component, and be incorporated into core cell 30 surfaces respectively, can form a flat fuel cell module with sandwich construction with this.
Then see also Fig. 3 A, flow-field plate 10 in the present embodiment roughly is a rectangular configuration, and described runner C arranges along a central shaft A direction of flow-field plate 10, and is emerging in first, second side S1, the S2 of flow-field plate 10 respectively.In addition, be formed with one first divergent road 11 and one second divergent road 12 in addition in flow-field plate 10 inside, described first, second divergent road 11,12 is roughly parallel to central shaft A, and communicates with each runner C of flow-field plate 10 both sides respectively.
Will be appreciated that, reacting fluid (reactant fluid) can be entered the first divergent road 11 by the first end 101 of flow-field plate 10, then, discharge (shown in the direction of arrow among Fig. 3 A) by the second end 102 of flow-field plate 10 more at last through importing the second divergent road 12 behind the described runner C.Because the divergent road 11,12 of first, second in the present embodiment is formed at the inside of flow-field plate 10, and extend along the central shaft A of flow-field plate 10 direction, can reduce flow resistance whereby, make reacting fluid be transported to each zone of flow-field plate 10 rapidly and effectively, and can avoid the CONCENTRATION DISTRIBUTION inequality of reacting fluid in flow-field plate 10, and then can promote the usefulness of fuel cell.
See also Fig. 3 B again, the first divergent road 11 in the present embodiment has a circular cross-section, is formed with breach 110 respectively in the lower-left side and the lower right side in the first divergent road 11 in particular, and described breach 110 communicates with the runner C of first, second side S1, S2 respectively.By among Fig. 3 B as can be seen, each breach 110 with respect to the pairing angle θ in cross section geometric center in the first divergent road 11 approximately between 0 °～90 °.In addition, the second divergent road 12 also can form and described breach 110 similar structures, wherein the breach in the second divergent road 12 with respect to its pairing angle in cross section geometric center equally between 0 °～90 °.
Then please consult Fig. 4 A, 4B simultaneously, the flow-field plate 10 of another embodiment of the present invention is all to be formed with runner C at first, second side S1, S2 equally, and these external flow-field plate 10 inside are formed with one first divergent road 11 and two second divergent roads 12 in addition.Shown in Fig. 4 A, 4B, the described first divergent road 11 is positioned on the central shaft A of flow- field plate 10,12 difference positions, two second divergent roads are in the upper and lower both sides in the first divergent road 11, wherein first, second divergent road 11,12 communicates with each runner C of first, second side S1, S2, can reduce flow resistance whereby, and make reacting fluid be sent to each zone of flow-field plate 10 rapidly and effectively.
Please consult Fig. 5 A, 5B more simultaneously, the flow-field plate 10 of another embodiment of the present invention is all to be formed with runner C at first, second side S1, S2 equally, and just runner C in the present embodiment is the both sides that are disposed at flow-field plate 10 in the two-dimensional array mode.Will be appreciated that described first, second divergent road 11,12 is formed at flow-field plate 10 inside and communicates with each runner C of first, second side S1, S2, can reduce flow resistance whereby, and make reacting fluid be sent to each zone of flow-field plate 10 rapidly and effectively.
Shown in the direction of arrow among Fig. 5 A, the 5B, reacting fluid can be entered the first divergent road 11 by the first end 101 of flow-field plate 10, through importing the second divergent road 12 behind the described runner C, is then discharged by the second end 102 of flow-field plate 10 more then.On the contrary, also can make reacting fluid enter the second divergent road 12 by the second end 102 of flow-field plate 10, and through after described runner C imports the first divergent road 11, then again by the first end 101 discharge currents field plates 10 of flow-field plate 10, described two kinds of motion modes can both make reacting fluid be sent to each zone of flow-field plate 10 rapidly and effectively, are beneficial to carry out the electrochemical reaction of fuel battery inside.
Then see also Fig. 5 C, the first divergent road 11 in the present embodiment has a circular cross-section, in particular in upper left, the lower-left in the first divergent road 11, upper right and lower right side is formed with breach 110 respectively, see through described breach 110 the first divergent road 11 is communicated with the runner C that is positioned at first, second side S1, S2.Shown in Fig. 5 C, described breach 110 is formed on the first divergent road 11 with symmetrical manner, wherein each breach 110 with respect to the pairing angle θ in cross section geometric center in the first divergent road 11 approximately between 0 °～90 °.
In sum, the invention provides a kind of flat fuel cell module and flow-field plate thereof, wherein be provided with first, second divergent road in flow-field plate inside, these external flow-field plate both sides are formed with at least one runner respectively, wherein reacting fluid can be entered the first divergent road by the first end of flow-field plate, and, then discharge by the second end of flow-field plate again through importing the second divergent road behind described at least one runner.Because described first, second divergent road is formed at flow-field plate inside, can reduce flow resistance whereby, make the reaction stream physical efficiency be transported to each zone of flow-field plate rapidly and effectively, can avoid the CONCENTRATION DISTRIBUTION inequality of reacting fluid in flow-field plate simultaneously, and then promote fuel cell overall usefulness.
Though the present invention discloses as above with preferred embodiment; right its is not in order to qualification the present invention, any person skilled in the art, without departing from the spirit and scope of the present invention; when can doing to change and retouching, so protection scope of the present invention is as the criterion when looking the scope that claims define.
Claims (14)
1. a flow-field plate is arranged in the flat fuel cell module, it is characterized in that, comprising:
At least two runners are formed at the opposition side of this flow-field plate respectively;
One first divergent road is formed at this flow-field plate inside, and is roughly parallel to a central axis direction of this flow-field plate, and wherein these at least two runners in first divergent road and this communicate; And
One second divergent road, be formed at this flow-field plate inside, and be roughly parallel to this central axis direction, wherein these at least two runners in second divergent road and this communicate, one reacting fluid enters this flow-field plate from this first divergent road, and, discharge this flow-field plate by this second divergent road again through importing this second divergent road at least behind these two runners.
2. flow-field plate according to claim 1, it is characterized in that, wherein this first divergent road has two breach, communicate with these at least two runners respectively, and each this breach with respect to the pairing angle in a cross section geometric center in this first divergent road between 0 °～90 °.
3. flow-field plate according to claim 1, it is characterized in that, wherein this second divergent road has at least two breach, communicate with these at least two runners respectively, and each this breach with respect to the pairing angle in a cross section geometric center in this second divergent road between 0 °～90 °.
4. flow-field plate according to claim 1, it is characterized in that, wherein this flow-field plate also comprises four runners, be formed at the opposition side of this flow-field plate, and this first divergent road has four breach, be symmetrical in this first divergent road and communicate with these four runners respectively, wherein each this breach with respect to the pairing angle in a cross section geometric center in this first divergent road between 0 °～90 °.
5. flow-field plate according to claim 1 is characterized in that, wherein this flow-field plate also comprises two second divergent roads, and this first divergent road is positioned on this central shaft, and these two second divergent roads lay respectively at the opposition side in this first divergent road.
6. flow-field plate according to claim 1 is characterized in that, wherein these at least two runners are disposed at this flow-field plate opposition side with array way.
7. flow-field plate according to claim 1 is characterized in that, wherein these at least two runners are arranged along this central axis direction.
8. a flat fuel cell module is characterized in that, comprising:
Two core cells, wherein these two core cells comprise a mea, two gas diffusion layers and a plurality of current collection element respectively, wherein these two gas diffusion layers and this a plurality of current collection elements are arranged at the both sides of this mea;
One flow-field plate according to claim 1 is arranged between these two core cells; And
Two potted components are arranged at this two core cells outside and interconnect with these two core cells respectively.
9. flat fuel cell module according to claim 8, it is characterized in that, wherein this first divergent road has two breach, communicate with these at least two runners respectively, and each this breach with respect to the pairing angle in a cross section geometric center in this first divergent road between 0 °～90 °.
10. flat fuel cell module according to claim 8, it is characterized in that, wherein this second divergent road has at least two breach, communicate with these at least two runners respectively, and each this breach with respect to the pairing angle in a cross section geometric center in this second divergent road between 0 °～90 °.
11. flat fuel cell module according to claim 8, it is characterized in that, wherein this flow-field plate also comprises four runners, be formed at the opposition side of this flow-field plate, and this first divergent road has four breach, be symmetrical in this first divergent road and communicate with these four runners respectively, wherein each this breach with respect to the pairing angle in a cross section geometric center in this first divergent road between 0 °～90 °.
12. flat fuel cell module according to claim 8 is characterized in that, wherein this flow-field plate also comprises two second divergent roads, and this first divergent road is positioned on this central shaft, and these two second divergent roads lay respectively at the opposition side in this first divergent road.
13. flat fuel cell module according to claim 8 is characterized in that, wherein these at least two runners are disposed at this flow-field plate surface with array way.
14. flat fuel cell module according to claim 8 is characterized in that, wherein these at least two runners are arranged along this central axis direction.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US26738709P | 2009-12-07 | 2009-12-07 | |
| US61/267,387 | 2009-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102117922A true CN102117922A (en) | 2011-07-06 |
Family
ID=44216574
Family Applications (9)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101740698A Withdrawn CN102255094A (en) | 2009-12-07 | 2010-05-06 | Fuel cell device and fuel cell module thereof |
| CN2010101740541A Withdrawn CN102117922A (en) | 2009-12-07 | 2010-05-06 | Flat type fuel cell module and flow field plate thereof |
| CN2010101740503A Withdrawn CN102117921A (en) | 2009-12-07 | 2010-05-06 | Flow field plate |
| CN201010174058XA Withdrawn CN102255093A (en) | 2009-12-07 | 2010-05-06 | Fuel cell device and fuel cell module thereof |
| CN201310215726.2A Active CN103354292B (en) | 2009-12-07 | 2010-12-07 | Fuel cell system |
| CN201010585433XA Pending CN102117923A (en) | 2009-12-07 | 2010-12-07 | Fluid flow plate assembly and fuel cell system |
| CN2010105854838A Pending CN102255088A (en) | 2009-12-07 | 2010-12-07 | Fuel cell module |
| CN201010585446.7A Active CN102117924B (en) | 2009-12-07 | 2010-12-07 | Fluid flow plate assembly |
| CN2010105855671A Pending CN102255099A (en) | 2009-12-07 | 2010-12-07 | Fuel cell system and fuel cell module thereof |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101740698A Withdrawn CN102255094A (en) | 2009-12-07 | 2010-05-06 | Fuel cell device and fuel cell module thereof |
Family Applications After (7)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101740503A Withdrawn CN102117921A (en) | 2009-12-07 | 2010-05-06 | Flow field plate |
| CN201010174058XA Withdrawn CN102255093A (en) | 2009-12-07 | 2010-05-06 | Fuel cell device and fuel cell module thereof |
| CN201310215726.2A Active CN103354292B (en) | 2009-12-07 | 2010-12-07 | Fuel cell system |
| CN201010585433XA Pending CN102117923A (en) | 2009-12-07 | 2010-12-07 | Fluid flow plate assembly and fuel cell system |
| CN2010105854838A Pending CN102255088A (en) | 2009-12-07 | 2010-12-07 | Fuel cell module |
| CN201010585446.7A Active CN102117924B (en) | 2009-12-07 | 2010-12-07 | Fluid flow plate assembly |
| CN2010105855671A Pending CN102255099A (en) | 2009-12-07 | 2010-12-07 | Fuel cell system and fuel cell module thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (9) | CN102255094A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104871353A (en) * | 2013-01-07 | 2015-08-26 | 宝马股份公司 | Fuel cell having at least one active surface layer |
| CN114571643A (en) * | 2022-03-23 | 2022-06-03 | 武汉众宇动力***科技有限公司 | Glue injection device for injecting glue to flow field plate of fuel cell |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2818176C (en) * | 2013-02-08 | 2015-11-24 | Veolia Water Solutions & Technologies North America, Inc. | Method of recovering oil and producing produced water that is concentrated and dried by a double drum dryer |
| CN104681830B (en) * | 2013-12-03 | 2017-12-26 | 航天新长征电动汽车技术有限公司 | A kind of fuel cell module packaging body |
| KR102483895B1 (en) * | 2016-01-21 | 2022-12-30 | 삼성전자주식회사 | Electrochemical cell, battery module comprising the same, and battery pack comprising the same |
| CN109461949B (en) * | 2018-09-20 | 2022-04-12 | 中国北方车辆研究所 | Cathode flow field plate for fuel cell and processing method thereof |
| DE102018216099A1 (en) * | 2018-09-21 | 2020-03-26 | Robert Bosch Gmbh | Electrode support device for a fuel cell and / or electrolyzer unit |
| CN111048799B (en) * | 2019-11-22 | 2021-08-03 | 中国第一汽车股份有限公司 | Fuel cell structure |
| CN111697257B (en) * | 2020-05-15 | 2022-02-22 | 西安交通大学 | Integrated on-site hydrolysis hydrogen production and hydrogen fuel cell power generation device and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7261798B2 (en) * | 2004-01-28 | 2007-08-28 | Hamilton Sundstrand Corporation | Assembly for maintaining compression for electrical contact of the active area of an electrochemical cell |
| US7323270B2 (en) * | 2004-08-11 | 2008-01-29 | Fuelcell Energy, Inc. | Modular fuel-cell stack assembly |
| JP3847311B2 (en) * | 2004-09-16 | 2006-11-22 | 日東電工株式会社 | Fuel cell manufacturing method and manufacturing equipment |
| KR100755211B1 (en) * | 2004-10-05 | 2007-09-04 | 다이니폰 인사츠 가부시키가이샤 | Flat type polyelectrolytic fuel cell-use separators |
| US7763393B2 (en) * | 2005-05-13 | 2010-07-27 | Hitachi Cable, Ltd. | Fuel cell having electrode channel member with comb-teeth shape |
| US20070292740A1 (en) * | 2006-06-19 | 2007-12-20 | Hsi-Ming Shu | Fuel flow board for fuel cell |
| CN100517835C (en) * | 2006-08-25 | 2009-07-22 | 上海神力科技有限公司 | Pipe-line design for fully using space of integrated fuel cell pile |
| US7638235B2 (en) * | 2006-09-22 | 2009-12-29 | Gm Global Technology Operations, Inc. | Internal proton exchange membrane humidification and cooling with automotive coolant |
| KR100908973B1 (en) * | 2007-09-13 | 2009-07-22 | 삼성에스디아이 주식회사 | Fuel cell system |
| WO2009073453A2 (en) * | 2007-11-30 | 2009-06-11 | Bdf Ip Holdings Ltd. | Electrode supports in fluid distribution plenums in fuel cells |
-
2010
- 2010-05-06 CN CN2010101740698A patent/CN102255094A/en not_active Withdrawn
- 2010-05-06 CN CN2010101740541A patent/CN102117922A/en not_active Withdrawn
- 2010-05-06 CN CN2010101740503A patent/CN102117921A/en not_active Withdrawn
- 2010-05-06 CN CN201010174058XA patent/CN102255093A/en not_active Withdrawn
- 2010-12-07 CN CN201310215726.2A patent/CN103354292B/en active Active
- 2010-12-07 CN CN201010585433XA patent/CN102117923A/en active Pending
- 2010-12-07 CN CN2010105854838A patent/CN102255088A/en active Pending
- 2010-12-07 CN CN201010585446.7A patent/CN102117924B/en active Active
- 2010-12-07 CN CN2010105855671A patent/CN102255099A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104871353A (en) * | 2013-01-07 | 2015-08-26 | 宝马股份公司 | Fuel cell having at least one active surface layer |
| CN104871353B (en) * | 2013-01-07 | 2017-12-29 | 宝马股份公司 | Fuel cell with least one active surface layer |
| US10090535B2 (en) | 2013-01-07 | 2018-10-02 | Bayerische Motoren Werke Aktiengesellschaft | Fuel cell having at least one active surface layer |
| CN114571643A (en) * | 2022-03-23 | 2022-06-03 | 武汉众宇动力***科技有限公司 | Glue injection device for injecting glue to flow field plate of fuel cell |
| CN114571643B (en) * | 2022-03-23 | 2022-12-06 | 武汉众宇动力***科技有限公司 | Glue injection device for injecting glue to flow field plate of fuel cell |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103354292B (en) | 2015-08-12 |
| CN102255093A (en) | 2011-11-23 |
| CN102117921A (en) | 2011-07-06 |
| CN102255094A (en) | 2011-11-23 |
| CN102117923A (en) | 2011-07-06 |
| CN102255088A (en) | 2011-11-23 |
| CN102117924A (en) | 2011-07-06 |
| CN102117924B (en) | 2014-03-19 |
| CN102255099A (en) | 2011-11-23 |
| CN103354292A (en) | 2013-10-16 |
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