CN211605306U - Fuel distribution manifold and fuel cell - Google Patents
Fuel distribution manifold and fuel cell Download PDFInfo
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- CN211605306U CN211605306U CN202020386412.4U CN202020386412U CN211605306U CN 211605306 U CN211605306 U CN 211605306U CN 202020386412 U CN202020386412 U CN 202020386412U CN 211605306 U CN211605306 U CN 211605306U
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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 utility model discloses a fuel distribution manifold and a fuel cell, fuel distribution manifold includes cathode side manifold and anode side manifold, one side of cathode side manifold is equipped with air intlet, air outlet, coolant liquid import and coolant liquid export, the opposite side of cathode side manifold is equipped with and corresponds the air of being connected with a plurality of galvanic piles and advances to pile the opening, the air goes out to pile the opening, the coolant liquid advances to pile the opening, the coolant liquid goes out to pile the opening, every air advances to pile the opening and advances to pile pipeline and air intlet intercommunication through the air, every air goes out to pile the opening and goes out to pile pipeline and air outlet intercommunication through the air, every coolant liquid advances to pile the opening and advances to pile pipeline and coolant liquid import intercommunication through the coolant liquid, every coolant liquid goes out to pile the opening and goes out to pile pipeline and coolant liquid outlet intercommunication through the coolant liquid. The scheme can realize the same-side inlet and outlet of air and cooling liquid, ensures that the air pressure entering different galvanic piles is stable in distribution and consistent in flow of the cooling liquid, facilitates the installation and the arrangement of the fuel cell, and improves the performance and the durability of the fuel cell.
Description
Technical Field
The utility model relates to a fuel cell technical field especially relates to a fuel distribution manifold and a fuel cell.
Background
Fuel cells are electrochemical devices that convert the chemical energy of an externally supplied fuel and oxidant directly into electrical energy and produce heat and reaction products.
Because the voltage of a single fuel cell is low, a plurality of fuel cells are generally connected in series to form a fuel cell stack. When the electric pile power is bigger, the corresponding size is bigger too, it is not easy to install and arrange, so the high-power fuel battery mostly adopts the parallel connection mode of a plurality of low-power electric piles. The increased number of stacks results in increased difficulty in fuel distribution, requires a large installation size, and is not easy to arrange.
Therefore, how to design the distribution manifold to facilitate the installation and arrangement of the fuel cells is a technical problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a fuel distribution manifold, fuel distribution manifold can realize the homonymy business turn over of air and coolant liquid, guarantees that the air pressure that gets into different galvanic piles distributes stably, coolant liquid flow is unanimous, makes things convenient for fuel cell's installation and arrangement, improves fuel cell performance and durability. It is another object of the present invention to provide a fuel cell including the above fuel distribution manifold.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a fuel distribution manifold of a fuel cell comprises a cathode side manifold and an anode side manifold, wherein one side of the cathode side manifold is provided with an air inlet, an air outlet, a cooling liquid inlet and a cooling liquid outlet, the other side of the cathode side manifold is provided with an air inlet opening which is in one-to-one corresponding connection with air inlet channels of a plurality of electric piles, an air outlet opening which is in one-to-one corresponding connection with air outlet channels of the plurality of electric piles, a cooling liquid inlet opening which is in one-to-one corresponding connection with cooling liquid inlet channels of the plurality of electric piles, and a cooling liquid outlet opening which is in one-to-one corresponding connection with cooling liquid outlet channels of the plurality of electric piles, each air inlet opening is communicated with the air inlet through an air inlet pipeline, each air outlet opening is communicated with the air outlet through an air outlet pipeline, and each cooling liquid inlet opening is communicated with the cooling liquid inlet through a cooling liquid inlet pipeline, each cooling liquid outlet opening is communicated with the cooling liquid outlet through a cooling liquid outlet pipeline.
Preferably, an air stack inlet main pipe communicated with the air inlet, an air stack outlet main pipe communicated with the air outlet, a coolant stack inlet main pipe communicated with the coolant inlet, and a coolant stack outlet main pipe communicated with the coolant outlet are arranged in the cathode side manifold, each air stack inlet pipeline is communicated with the air stack inlet main pipe, each air stack outlet pipeline is communicated with the air stack outlet main pipe, each coolant stack inlet pipeline is communicated with the coolant stack inlet main pipe, and each coolant stack outlet pipeline is communicated with the coolant stack outlet main pipe.
Preferably, the anode side manifold includes positive pole air intake manifold and positive pole exhaust manifold, positive pole air intake manifold be equipped with the pile hydrogen inlet channel of pile corresponds the hydrogen pile opening of connecting, positive pole exhaust manifold be equipped with the pile hydrogen outlet channel of pile corresponds the hydrogen pile opening of connecting and with pile air outlet channel corresponds the pile air outlet interface of connecting, positive pole exhaust manifold outside is equipped with the outlet, the inside gas-water separation pipeline that is equipped with of positive pole exhaust manifold, the one end of gas-water separation pipeline communicate in pile air outlet interface and the other end communicate in the outlet.
The utility model provides a fuel distribution manifold can realize the homonymy business turn over of air and coolant liquid, and hydrogen is supplied with to the opposite side. The scheme can ensure that the air pressure entering different galvanic piles is stable in distribution and consistent in flow of the cooling liquid, air and hydrogen can react sufficiently, the performance of the fuel cell is improved, and the durability of the fuel cell is improved. The fuel distribution manifold provided by the scheme has the advantages of high integration level, small space size and easiness in installation and arrangement.
The utility model also provides a fuel cell including above-mentioned fuel distribution manifold. The derivation process of the beneficial effect of the fuel cell is substantially similar to the derivation process of the beneficial effect of the fuel distribution manifold, and therefore, the description thereof is omitted.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a perspective view of a cathode side manifold according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a piping structure of a cathode side manifold according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an anode intake manifold according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an anode exhaust manifold according to an embodiment of the present invention.
In fig. 1 to 4:
1-cathode side manifold, 11-coolant inlet, 12-air inlet, 13-air outlet, 14-coolant outlet, 15-stack air inlet channel, 16-stack coolant inlet channel, 17-stack, 171-stack hydrogen inlet channel, 172-stack hydrogen outlet channel, 18-stack coolant outlet channel, 19-stack air outlet channel, 111-coolant inlet stack pipeline, 112-coolant inlet stack opening, 121-air inlet stack pipeline, 122-air inlet stack opening, 131-air outlet stack pipeline, 132-air outlet stack opening, 141-coolant outlet stack pipeline, 142-coolant outlet stack opening, 21-anode inlet manifold, 22-hydrogen inlet stack opening, 23-anode exhaust manifold, 24-hydrogen outlet opening, 25-electric pile air outlet interface, 26-gas-water separation pipeline and 27-water outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, fig. 1 is a perspective view of a cathode side manifold according to an embodiment of the present invention; fig. 2 is a schematic diagram of a piping structure of a cathode side manifold according to an embodiment of the present invention; FIG. 3 is a schematic diagram of an anode intake manifold according to an embodiment of the present invention; fig. 4 is a schematic structural diagram of an anode exhaust manifold according to an embodiment of the present invention.
In order to solve the above technical problems in the prior art, the present invention provides a fuel distribution manifold for a fuel cell, comprising a cathode side manifold 1 and an anode side manifold, wherein one side of the cathode side manifold 1 is provided with an air inlet 12, an air outlet 13, a coolant inlet 11 and a coolant outlet 14, the other side of the cathode side manifold 1 is provided with an air inlet opening 122 connected with the stack air inlet channels 15 of a plurality of stacks 17 in a one-to-one correspondence manner, an air outlet opening 132 connected with the stack air outlet channels 19 of the plurality of stacks 17 in a one-to-one correspondence manner, a coolant inlet opening 112 connected with the stack coolant inlet channels 16 of the plurality of stacks 17 in a one-to-one correspondence manner, a coolant outlet opening 142 connected with the stack coolant outlet channels 18 of the plurality of stacks 17 in a one-to-one manner, each air inlet opening 122 is communicated with the air inlet 12 through an air inlet pipe 121, each air stack outlet 132 communicates with the air outlet 13 through an air stack outlet pipe 131, each coolant stack inlet 112 communicates with the coolant inlet 11 through a coolant stack inlet pipe 111, and each coolant stack outlet 142 communicates with the coolant outlet 14 through a coolant stack outlet pipe 141.
Preferably, an air stack inlet main pipe communicated with the air inlet 12, an air stack outlet main pipe communicated with the air outlet 13, a coolant stack inlet main pipe communicated with the coolant inlet 11, and a coolant stack outlet main pipe communicated with the coolant outlet 14 are arranged inside the cathode side manifold 1, each air stack inlet pipeline 121 is communicated with the air stack inlet main pipe, each air stack outlet pipeline 131 is communicated with the air stack outlet main pipe, each coolant stack inlet pipeline 111 is communicated with the coolant stack inlet main pipe, and each coolant stack outlet pipeline 141 is communicated with the coolant stack outlet main pipe.
It should be noted that the distribution positions of the openings of the cathode side manifold 1 facing the side of the electric pile 17 correspond to the positions where the electric pile 17 is placed one by one, so that the cathode side manifold 1 and the electric pile 17 are assembled correspondingly.
According to the scheme, the air inlet-outlet stack pipeline and the cooling liquid inlet-outlet stack pipeline which are connected with each electric pile 17 in parallel are arranged in the cathode side manifold 1, so that the cathode side manifold 1 can uniformly distribute the cooling liquid and the air provided by the air compressor to each electric pile 17, stable air flow and cooling liquid are provided for each electric pile 17, the consistency of the air pressure and the flow rate entering each electric pile 17 is ensured, the consistency of the flow resistance of the cooling liquid is ensured, the sufficient air quantity required by each electric pile 17 is ensured, the phenomenon of starvation of a single electric pile is avoided, and the durability of the fuel cell is improved.
Preferably, the anode side manifold includes an anode intake manifold 21 and an anode exhaust manifold 23, the anode intake manifold 21 is provided with a hydrogen inlet 22 correspondingly connected to a stack hydrogen inlet channel 171 of the stack 17, the anode exhaust manifold 23 is provided with a hydrogen outlet 24 correspondingly connected to a stack hydrogen outlet channel 172 of the stack 17 and a stack air outlet 25 correspondingly connected to the stack air outlet channel 19, the anode exhaust manifold 23 is provided with a water outlet 27 at the outside, the anode exhaust manifold 23 is provided with an air-water separation pipeline 26 inside, one end of the air-water separation pipeline 26 is communicated with the stack air outlet 25 and the other end is communicated with the water outlet 27, when in use, the water outlet 27 is connected to an air-water separator, and water and excess gas generated by the reaction are taken out of the stack through the stack air outlet 25. The anode side manifold can uniformly distribute hydrogen at the hydrogen inlet of the fuel cell to each electric pile 17, and meanwhile, the water-gas separation pipeline 26 can well lead water generated in the working process of the fuel cell out, so that anode flooding is avoided, and the performance and the durability of the fuel cell are improved.
The working process of the scheme is as follows: air provided by the air system enters the air inlet 12 of the cathode side manifold 1, and the air is uniformly distributed to each air inlet stack pipeline 121 in the manifold by the air inlet stack manifold so as to enter the corresponding electric stacks 17 through the electric stack air inlet channels 15 respectively. The air after the reaction is finished enters the air stack outlet pipeline 131 from the stack air outlet channel 19, is collected to the air stack header pipe, and is finally discharged from the air outlet 13 of the cathode side manifold 1. The cooling liquid provided by the cooling system enters the cooling liquid inlet 11 of the cathode side manifold 1, and the cooling liquid is uniformly distributed to each cooling liquid inlet pipeline 111 in the manifold through the cooling liquid inlet header pipe, so that the cooling liquid enters the corresponding galvanic pile 17 through the galvanic pile cooling liquid inlet channel 16. The coolant after the heat exchange is completed enters the coolant discharge pipe 141 from the stack coolant outlet channel 18, is collected in the coolant discharge header pipe, and finally flows back to the cooling system from the coolant outlet 14 of the cathode side manifold 1.
The utility model provides a fuel distribution manifold can realize the homonymy business turn over of air and coolant liquid, and hydrogen is supplied with to the opposite side, and air and hydrogen different sides business turn over galvanic pile promptly. The scheme can ensure that the air pressure entering different galvanic piles is stable in distribution and consistent in flow of the cooling liquid, air and hydrogen can react sufficiently, the performance of the fuel cell is improved, and the durability of the fuel cell is improved. The fuel distribution manifold provided by the scheme has the advantages of high integration level, small space size and easiness in installation and arrangement.
The utility model also provides a fuel cell including above-mentioned fuel distribution manifold. The derivation process of the beneficial effect of the fuel cell is substantially similar to the derivation process of the beneficial effect of the fuel distribution manifold, and therefore, the description thereof is omitted.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. A fuel distribution manifold of a fuel cell is characterized by comprising a cathode side manifold (1) and an anode side manifold, wherein one side of the cathode side manifold (1) is provided with an air inlet (12), an air outlet (13), a cooling liquid inlet (11) and a cooling liquid outlet (14), the other side of the cathode side manifold (1) is provided with air stack inlet openings (122) which are in one-to-one corresponding connection with stack air inlet channels (15) of a plurality of stacks (17), air stack outlet openings (132) which are in one-to-one corresponding connection with stack air outlet channels (19) of the plurality of stacks (17), cooling liquid stack inlet openings (112) which are in one-to-one corresponding connection with stack cooling liquid inlet channels (16) of the plurality of stacks (17), and cooling liquid stack outlet openings (142) which are in one-to-one corresponding connection with stack cooling liquid outlet channels (18) of the plurality of stacks (17), each air stacking opening (122) is communicated with the air inlet (12) through an air stacking pipeline (121), each air stacking opening (132) is communicated with the air outlet (13) through an air stacking pipeline (131), each cooling liquid stacking opening (112) is communicated with the cooling liquid inlet (11) through a cooling liquid stacking pipeline (111), and each cooling liquid stacking opening (142) is communicated with the cooling liquid outlet (14) through a cooling liquid stacking pipeline (141).
2. The fuel distribution manifold of claim 1, wherein an air inlet stack manifold communicated with the air inlet (12), an air outlet stack manifold communicated with the air outlet (13), a coolant inlet stack manifold communicated with the coolant inlet (11), and a coolant outlet stack manifold communicated with the coolant outlet (14) are disposed inside the cathode side manifold (1), each air inlet stack pipeline (121) is communicated with the air inlet stack manifold, each air outlet stack pipeline (131) is communicated with the air outlet stack manifold, each coolant inlet stack pipeline (111) is communicated with the coolant inlet stack manifold, and each coolant outlet stack pipeline (141) is communicated with the coolant outlet stack manifold.
3. The fuel distribution manifold of claim 1, wherein the anode side manifold comprises an anode intake manifold (21) and an anode exhaust manifold (23), the anode inlet manifold (21) is provided with a hydrogen inlet opening (22) correspondingly connected with a pile hydrogen inlet channel (171) of the pile (17), the anode exhaust manifold (23) is provided with a hydrogen stack outlet opening (24) correspondingly connected with a stack hydrogen outlet channel (172) of the stack (17) and a stack air outlet interface (25) correspondingly connected with the stack air outlet channel (19), a water outlet (27) is arranged outside the anode exhaust manifold (23), a gas-water separation pipeline (26) is arranged inside the anode exhaust manifold (23), one end of the gas-water separation pipeline (26) is communicated with the air outlet interface (25) of the galvanic pile, and the other end of the gas-water separation pipeline is communicated with the water outlet (27).
4. A fuel cell comprising the fuel distribution manifold of any one of claims 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020386412.4U CN211605306U (en) | 2020-03-24 | 2020-03-24 | Fuel distribution manifold and fuel cell |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020386412.4U CN211605306U (en) | 2020-03-24 | 2020-03-24 | Fuel distribution manifold and fuel cell |
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| CN211605306U true CN211605306U (en) | 2020-09-29 |
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| CN202020386412.4U Active CN211605306U (en) | 2020-03-24 | 2020-03-24 | Fuel distribution manifold and fuel cell |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113346120A (en) * | 2021-05-19 | 2021-09-03 | 武汉理工大学 | Manifold device for fuel cell stack |
| CN113871678A (en) * | 2021-09-07 | 2021-12-31 | 神通科技集团股份有限公司 | Fluid confluence distribution manifold for hydrogen fuel cell |
| CN114784315A (en) * | 2022-03-31 | 2022-07-22 | 潍柴动力股份有限公司 | Fuel cell stack module and fluid control method |
-
2020
- 2020-03-24 CN CN202020386412.4U patent/CN211605306U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113346120A (en) * | 2021-05-19 | 2021-09-03 | 武汉理工大学 | Manifold device for fuel cell stack |
| CN113346120B (en) * | 2021-05-19 | 2022-08-16 | 武汉理工大学 | Manifold device for fuel cell stack |
| CN113871678A (en) * | 2021-09-07 | 2021-12-31 | 神通科技集团股份有限公司 | Fluid confluence distribution manifold for hydrogen fuel cell |
| CN113871678B (en) * | 2021-09-07 | 2023-03-24 | 神通科技集团股份有限公司 | Fluid confluence distribution manifold for hydrogen fuel cell |
| CN114784315A (en) * | 2022-03-31 | 2022-07-22 | 潍柴动力股份有限公司 | Fuel cell stack module and fluid control method |
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