CN114725425B - Fuel cell engine intake manifold and fuel cell engine - Google Patents
Fuel cell engine intake manifold and fuel cell engine Download PDFInfo
- Publication number
- CN114725425B CN114725425B CN202210370163.3A CN202210370163A CN114725425B CN 114725425 B CN114725425 B CN 114725425B CN 202210370163 A CN202210370163 A CN 202210370163A CN 114725425 B CN114725425 B CN 114725425B
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- fuel cell
- fuel
- channel
- seat body
- oxidant
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- 239000000446 fuel Substances 0.000 title claims abstract description 144
- 239000012530 fluid Substances 0.000 claims abstract description 41
- 210000001503 joint Anatomy 0.000 claims abstract description 8
- 239000007800 oxidant agent Substances 0.000 claims description 57
- 230000001590 oxidative effect Effects 0.000 claims description 56
- 239000002826 coolant Substances 0.000 claims description 33
- 239000000110 cooling liquid Substances 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 24
- 238000004891 communication Methods 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 2
- 239000001257 hydrogen Substances 0.000 description 14
- 229910052739 hydrogen Inorganic materials 0.000 description 14
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 12
- 239000003570 air Substances 0.000 description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- -1 respectively Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
- H01M8/0276—Sealing means characterised by their form
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04029—Heat exchange using liquids
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/247—Arrangements for tightening a stack, for accommodation of a stack in a tank or for assembling different tanks
- H01M8/2475—Enclosures, casings or containers of fuel cell stacks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2483—Details of groupings of fuel cells characterised by internal manifolds
-
- 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 present disclosure relates to a fuel cell engine intake manifold and a fuel cell engine, and relates to the technical field of engines, including: the shell comprises a first base body (4) and a second base body (5) which are detachably connected in a butt joint mode; the fuel cell is characterized in that a plurality of mutually independent fluid channels are arranged in the shell, each fluid channel is communicated with a first interface arranged on the first base body (4) and a plurality of second interfaces arranged on the second base body (5), and the second interfaces are respectively used for being in one-to-one correspondence with a plurality of cell stacks of the fuel cell. According to the method, the plurality of fluid channels are integrated in the shell, a plurality of independent conveying pipes are not required to be arranged, the number of the conveying pipes is reduced, each fluid channel corresponds to a plurality of battery stacks and only needs one first interface, and the number of the interfaces is reduced; the shell is manufactured into two parts, so that the manufacturing difficulty is reduced, and the cost is saved.
Description
Technical Field
The disclosure relates to the technical field of engines, in particular to an intake manifold of a fuel cell engine and the fuel cell engine.
Background
Because of the low voltage of the single fuel cell, a plurality of fuel cells are commonly pressed in series to form a fuel cell stack. For a fuel cell system with a large power, a plurality of cell stacks need to be arranged. An existing fuel cell stack includes at least six ports: the inlets and outlets for hydrogen, air and cooling water, respectively, lead to an increase in the number of gas ducts, oxidant ducts and coolant ducts. As a result, the number of joints is particularly large during the installation process, which is time-consuming and labor-consuming and is prone to leakage.
Disclosure of Invention
It is an object of the present disclosure to provide a fuel cell engine intake manifold and a fuel cell engine that can solve the above-described problems.
To achieve the above object, the present disclosure provides a fuel cell engine intake manifold including: the shell comprises a first seat body and a second seat body which are detachably butted; the fuel cell is characterized in that a plurality of mutually independent fluid channels are arranged in the shell, each fluid channel is communicated with a first interface arranged on the first base body and a plurality of second interfaces arranged on the second base body, and the second interfaces are respectively used for being in one-to-one correspondence with a plurality of cell stacks of the fuel cell.
Optionally, the fluid channel includes a first groove body disposed on the first seat body and a second groove body disposed on the second seat body, the first groove body and the second groove body are configured to form a corresponding fluid channel when the first seat body and the second seat body are in butt joint, and/or the fluid channel is disposed on the first seat body; the second interface is communicated with the fluid channel through a connecting pipe, the connecting pipe comprises a first through hole arranged on the first seat body and a second through hole arranged on the second seat body, and the first through hole and the second through hole are configured to correspond to the connecting pipe when the first seat body and the second seat body are in butt joint.
Optionally, a first combined sealing element is arranged between the first seat body and the second seat body, the first combined sealing element comprises a plurality of sealing rings, and the plurality of sealing rings respectively seal the plurality of fluid channels and the connecting pipe.
Optionally, the fluid channel includes an oxidant channel, a coolant channel, and a fuel channel, and the first interface includes an oxidant inlet in communication with the oxidant channel, a coolant inlet in communication with the coolant channel, and a fuel outlet in communication with the fuel channel; the second interface includes an oxidant outlet in communication with the oxidant passage, a coolant outlet in communication with the coolant passage, and a fuel inlet in communication with the fuel passage.
Optionally, the fuel channel protrudes out of the housing and is disposed on the first base, the oxidant channel and the cooling liquid channel are disposed on two sides of the fuel channel respectively, the fuel channel extends along a straight line, and the sections of the oxidant channel and the cooling liquid channel are both C-shaped and the opening sides are disposed oppositely, so that the oxidant outlet, the cooling liquid outlet and the fuel inlet can be disposed at the center of the housing at intervals along the extending direction of the fuel channel.
Optionally, the oxidant outlet, the coolant outlet and the fuel inlet form a plurality of groups of passage openings for corresponding to a plurality of cell stacks of the fuel cell one by one, and each group of passage openings comprises one oxidant outlet, one coolant outlet and one fuel inlet, and the plurality of groups of passage openings are arranged at intervals along a straight line.
Optionally, the oxidant inlet, the cooling liquid inlet and the fuel outlet are all protruded out of the shell, the oxidant inlet is arranged on the upper part of one side of the first seat body far away from the second seat body, the cooling liquid inlet is arranged at the center of the side part of the first seat body, the fuel outlet is arranged at the bottom of the first seat body, and the opening directions of the oxidant inlet, the cooling liquid inlet and the fuel outlet are mutually perpendicular.
Optionally, the fuel cell engine intake manifold is a plastic intake manifold.
The disclosure further provides a fuel cell engine, which comprises a fuel cell and the fuel cell engine air inlet manifold, wherein the fuel cell comprises a plurality of cell stacks, and a plurality of second interfaces of the fuel cell engine air inlet manifold are arranged in one-to-one correspondence with the plurality of cell stacks of the fuel cell.
Optionally, the first pedestal and the second pedestal pass through the first screw hole fastening connection of casing outer lane through first fastener, the second pedestal keep away from one side of first pedestal with fuel cell detachably connects, the casing with fuel cell passes through the second fastener the second screw hole fastening connection of casing inner circle, be equipped with between the second pedestal with fuel cell is used for sealing the second combined seal spare of second interface.
According to the technical scheme, the plurality of fluid channels are integrated in the shell, a plurality of independent conveying pipes are not required to be arranged, the number of the conveying pipes is reduced, each fluid channel corresponds to a plurality of battery stacks and only needs one first interface, and the number of the interfaces is reduced; the shell is manufactured into two parts, so that the manufacturing difficulty is reduced, and the cost is saved.
Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure. In the drawings:
FIG. 1 is an exploded view of an intake manifold of a fuel cell engine according to the present disclosure;
fig. 2 is an exploded view of the intake manifold of the fuel cell engine of the present disclosure.
Description of the reference numerals
1. An oxidant inlet; 2. a cooling liquid inlet; 3. a fuel outlet; 4. a first base; 5. a second seat body; 6. a first combined seal; 7. an oxidant channel; 8. a cooling liquid passage; 9. a fuel passage; 10. a first threaded hole; 11. an oxidant outlet; 12. a cooling liquid outlet; 13. a fuel inlet; 14. a first through hole; 15. a second through hole; 16. a first tank body; 17. a second tank body; 18. and a second threaded hole.
Detailed Description
Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.
In this disclosure, unless otherwise indicated, terms of orientation such as "inner and outer" are used to refer to inner and outer relative to the contour of the component or structure itself. In addition, it should be noted that terms such as "first, second", etc. are used to distinguish one element from another element without order or importance. In addition, in the description with reference to the drawings, the same reference numerals in different drawings denote the same elements.
To achieve the above object, the present disclosure provides a fuel cell engine intake manifold, as shown in fig. 1-2, comprising: the shell comprises a first base body 4 and a second base body 5 which are detachably butted; the shell is internally provided with a plurality of mutually independent fluid channels, each fluid channel is communicated with a first interface arranged on the first base body 4 and a plurality of second interfaces arranged on the second base body 5, and the second interfaces are respectively used for being in one-to-one correspondence with a plurality of battery stacks of the fuel cell. In the conventional embodiment, a plurality of battery stacks need to be connected with a plurality of conveying pipelines, and the assembly is complicated, and the joints are particularly large, so that the time and the labor are wasted, and leakage is easy to occur.
According to the fuel cell stack structure, the plurality of fluid channels are integrated in the shell, a plurality of independent conveying pipelines are not required to be arranged, the number of the conveying pipelines is reduced, the occupied space is small, each fluid channel corresponds to a plurality of cell stacks and only needs one first interface, the number of the interfaces is reduced, for example, a double-stack fuel cell engine, one engine corresponds to two cell stacks, and the fuel cell stack structure comprises at least three conveying pipelines and six inlets and outlets: the inlet and outlet of hydrogen, air and cooling water are respectively, each independent fluid channel only needs a first interface communicated with an engine and a plurality of second interfaces communicated with battery stacks, corresponding to the number of the battery stacks, so that one-to-many condition is formed, the number of interfaces connected with the engine is reduced, one side, far away from the first seat body 4, of the second seat body 5 is directly buckled with a fuel cell during installation, the second interfaces are directly connected with the interfaces on the battery stacks, connecting pipelines are not needed to be arranged in the middle, and the number of conveying pipelines is reduced again; in addition, if the shell is manufactured into a monolithic structure, the larger and the more complex the shell is, the more difficult the shell is to process, and the manufacturing difficulty is reduced and the cost is saved by manufacturing the shell into two parts.
As an alternative embodiment, as shown in fig. 1-2, the fluid channel includes a first groove 16 disposed on the first seat 4 and a second groove 17 disposed on the second seat 5, where the first groove 16 and the second groove 17 are configured to form a corresponding fluid channel when the first seat 4 and the second seat 5 are butted together, and the first groove 16 and the second groove 17 are identical in shape and size and are spliced into a complete pipeline; and/or the fluid channel is provided on the first seat body 4; that is, the fluid channel may be formed by splicing two tanks or may be an integral pipeline, and a specific implementation mode is selected according to practical situations.
As an alternative embodiment, the second interface communicates with the fluid channel through a connecting tube, which may comprise a first through hole 14 provided on the first housing 4 and a second through hole 15 provided on the second housing 5, the first through hole 14 and the second through hole 15 being configured to form a corresponding connecting tube when the first housing 4 and the second housing 5 are docked. Since the second port is provided on the second housing 5, the second port must be formed by the first through hole 14 provided on the first housing 4 and the second through hole 15 provided on the second housing 5 if it is desired to communicate with the fluid passage provided on the first housing 4.
Optionally, a first combined sealing element 6 is arranged between the first seat body 4 and the second seat body 5, the first combined sealing element 6 comprises a plurality of sealing rings, the plurality of sealing rings respectively seal a plurality of fluid channels and connecting pipes, the plurality of sealing rings are connected to form a whole first combined sealing element 6, because the plurality of fluid channels and the connecting pipes are arranged at different positions and are different in shape, the plurality of sealing rings with different shapes are required to be in one-to-one correspondence, on one hand, the positions of the plurality of sealing rings can be fixed, the sealing rings are directly corresponding to the corresponding fluid channels and the connecting pipes, the use is convenient, on the other hand, the installation is quick, only the taking and the installation are needed once, in the previous embodiment, the plurality of sealing rings often need to be installed for a plurality of times, each sealing ring needs to be independently installed, and time and labor are wasted. In other embodiments, flexible protrusions, such as rubber, may be bonded to the edges of the fluid channels and connecting tubes of the first housing 4 or the second housing 5, which may also function as a seal when the first housing 4 and the second housing 5 are spliced, which is advantageous in that the sealing ring does not need to be installed every time the first housing 4 and the second housing 5 are disassembled and spliced.
As an alternative embodiment, the fluid channels comprise an oxidant channel 7, a coolant channel 8 and a fuel channel 9 for delivering an oxidant (oxygen), a coolant (water) and a fuel (hydrogen), respectively, the first interface comprises an oxidant inlet 1 in communication with the oxidant channel 7, a coolant inlet 2 in communication with the coolant channel 8 and a fuel outlet 3 in communication with the fuel channel 9; the second interface includes an oxidant outlet 11 communicating with the oxidant passage 7, a coolant outlet 12 communicating with the coolant passage 8, and a fuel inlet 13 communicating with the fuel passage 9, the first interface communicating with the hydrogen fuel cell engine, the second interface communicating with the fuel cell, each fluid passage communicating with the engine through one first interface and with the cell stack through a plurality of second interfaces corresponding to the cell stacks of the fuel cell.
The fuel channel 9 protrudes from the shell and is arranged on the first seat body 4, the fuel channel 9 extends along a straight line, namely, the fuel channel 9 is singly formed into an integral pipeline, and the fuel channel protrudes from the shell and is arranged so as not to occupy the internal space of the shell excessively, so that enough space is reserved for the oxidant channel 7 and the cooling liquid channel 8; the oxidant channel 7 and the coolant channel 8 are respectively arranged at two sides of the fuel channel 9, the oxidant channel 7 and the coolant channel 8 are respectively formed by a first groove 16 arranged on the first seat body 4 and a second groove 17 arranged on the second seat body 5, because the sections of the oxidant channel 7 and the coolant channel 8 are C-shaped, if the processing of a whole pipeline is difficult, the cost is high, the sections of the oxidant channel 7 and the coolant channel 8 are C-shaped and the opening sides are oppositely arranged, so that the oxidant outlet 11, the coolant outlet 12 and the fuel inlet 13 can be arranged at the center of the shell along the extending direction of the fuel channel 9 at intervals, and the oxidant outlet 11, the coolant outlet 12 and the fuel inlet 13 are all positioned at the center of the shell to correspond to the cell stack of the fuel cell. In other embodiments, the oxidant channel 7 and the cooling liquid channel 8 can be arranged to extend along a straight line, and then the oxidant outlet 11 and the cooling liquid outlet 12 which are positioned at the center of the shell are connected through connecting pipelines perpendicular to the oxidant channel 7 and the cooling liquid channel, so that the fluid channel and the connecting pipelines are arranged to extend along the straight line, and compared with the fluid channel with the C-shaped cross section, the processing is more convenient.
Optionally, the plurality of oxidant outlets 11, the cooling liquid outlet 12 and the fuel inlet 13 form a plurality of groups of passage openings for corresponding to a plurality of cell stacks of the fuel cell one by one, each group of passage openings comprises one oxidant outlet 11, cooling liquid outlet 12 and fuel inlet 13, each group of passage openings corresponds to one cell stack, each group of passage openings comprises three interfaces, namely the oxidant outlet 11, the cooling liquid outlet 12 and the fuel inlet 13, and the plurality of groups of passage openings are arranged at intervals along a straight line, wherein the intervals are intervals generated after the corresponding plurality of cell stacks are overlapped.
Optionally, the oxidant inlet 1, the coolant inlet 2 and the fuel outlet 3 are all protruded in the shell, the interface is protruded in the shell to be easier to be connected with the interface in order to connect the pipeline, the oxidant inlet 1 is arranged on the upper part of one side of the first seat body 4 away from the second seat body 5, the coolant inlet 2 is arranged at the center of the side part of the first seat body 4, the fuel outlet 3 is arranged at the bottom of the first seat body 4, the positions of the oxidant inlet 1, the coolant inlet 2 and the fuel outlet 3 correspond to the air system, the coolant system and the hydrogen system of the hydrogen fuel cell engine respectively, the connection is more convenient, and the opening directions of the oxidant inlet 1, the coolant inlet 2 and the fuel outlet 3 are mutually perpendicular, the two-to-two mutually perpendicular arrangement of the pipeline is convenient, and the two-to-two mutually perpendicular arrangement is not interfered.
As an alternative embodiment, the fuel cell engine intake manifold may be a plastic intake manifold. In the previous implementation mode, the fuel cell engine intake manifold is made of metal materials, is heavy in weight, and long in service time, can rust to cause ageing of a pipeline, and the fuel cell engine intake manifold is made of plastic materials, high in strength, corrosion-resistant, light in weight, low in cost and low in production cost.
The disclosure further provides a fuel cell engine, which comprises a fuel cell and the fuel cell engine air inlet manifold, wherein the fuel cell comprises a plurality of cell stacks, and a plurality of second interfaces of the fuel cell engine air inlet manifold are arranged in one-to-one correspondence with the plurality of cell stacks of the fuel cell. The oxidant inlet 1, the cooling liquid inlet 2 and the fuel outlet 3 in the first interface correspond to the hydrogen fuel cell engine air system, the cooling liquid system and the hydrogen system respectively, the oxidant inlet 1 is connected with a pile inlet pipeline of the hydrogen fuel cell engine air system, the cooling liquid inlet 2 is connected with a pile inlet pipeline of the hydrogen fuel cell engine cooling system, the fuel outlet 3 is connected with a pile outlet pipeline of the hydrogen fuel cell engine hydrogen system, namely the oxidant and the cooling liquid are conveyed to a cell pile by the hydrogen fuel cell engine, and the fuel is conveyed to the hydrogen fuel cell engine by the cell pile.
As an alternative embodiment, as shown in fig. 1-2, the first seat body 4 and the second seat body 5 are fastened and connected through a first fastener passing through a first threaded hole 10 of the outer ring of the housing, the side of the second seat body 5 away from the first seat body 4 is detachably connected with the fuel cell, the housing and the fuel cell are fastened and connected through a second fastener passing through a second threaded hole 18 of the inner ring of the housing, and the first fastener and the second fastener may be bolts, for example: the second threaded hole 18 is arranged on the outer side of the second interface; a second combined sealing member for sealing the second interfaces is arranged between the second seat body 5 and the fuel cell, and comprises a plurality of connected second sealing rings which are respectively arranged around each second interface. In other embodiments, rivet riveting, snap-fit engagement, or the like may be used, so long as the purpose of the present disclosure of detachably connecting the first housing 4 and the second housing 5, and detachably connecting the housing and the fuel cell is achieved, and the specific embodiment is not limited.
In actual installation, as shown in fig. 1-2, the first combined sealing element 6 is placed on the first seat body 4 or the second seat body 5, the positions are aligned, then the first seat body 4 and the second seat body 5 are buckled, one side, far away from the second seat body 5, of the first seat body 4 is connected with the second seat body 5 through the first threaded hole 10 by using bolts, then the second combined sealing element is placed on the second seat body 5 or the fuel cell, the positions are aligned, one side, far away from the first seat body 4, of the second seat body 5 is buckled with the fuel cell, the interfaces are aligned, and the shell and the fuel cell are connected through the second threaded hole 18 by using bolts from the side, far away from the second seat body 5, of the first seat body 4.
The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.
In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present disclosure does not further describe various possible combinations.
Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.
Claims (9)
1. A fuel cell engine intake manifold, comprising:
the shell comprises a first base body (4) and a second base body (5) which are detachably connected in a butt joint mode;
a plurality of mutually independent fluid channels are arranged in the shell, each fluid channel is communicated with a first interface arranged on the first base body (4) and a plurality of second interfaces arranged on the second base body (5), and the second interfaces are respectively used for being in one-to-one correspondence with a plurality of battery stacks of the fuel cell; the fluid channel comprises a first groove body (16) arranged on the first seat body (4) and a second groove body (17) arranged on the second seat body (5), wherein the first groove body (16) and the second groove body (17) are configured to form corresponding fluid channels after the first seat body (4) and the second seat body (5) are in butt joint, and/or the fluid channels are arranged on the first seat body (4); the fluid channel comprises an oxidant channel (7), a cooling liquid channel (8) and a fuel channel (9), and the first interface comprises an oxidant inlet (1) communicated with the oxidant channel (7), a cooling liquid inlet (2) communicated with the cooling liquid channel (8) and a fuel outlet (3) communicated with the fuel channel (9); the second interface comprises an oxidant outlet (11) in communication with the oxidant channel (7), a coolant outlet (12) in communication with the coolant channel (8), and a fuel inlet (13) in communication with the fuel channel (9); the fuel channel (9) extends along a straight line, the sections of the oxidant channel (7) and the cooling liquid channel (8) are C-shaped, and the opening sides of the oxidant channel and the cooling liquid channel are opposite, so that the oxidant outlet (11), the cooling liquid outlet (12) and the fuel inlet (13) can be arranged at intervals in the center of the shell along the extending direction of the fuel channel (9).
2. The fuel cell engine intake manifold of claim 1, wherein,
the second interface is communicated with the fluid channel through a connecting pipe, the connecting pipe comprises a first through hole (14) arranged on the first seat body (4) and a second through hole (15) arranged on the second seat body (5), and the first through hole (14) and the second through hole (15) are configured to be in butt joint with the first seat body (4) and the second seat body (5) to form a corresponding connecting pipe.
3. The fuel cell engine intake manifold according to claim 2, wherein a first combined seal (6) is provided between the first housing (4) and the second housing (5), the first combined seal (6) comprising a plurality of seal rings, the plurality of seal rings sealing the plurality of fluid passages and the connecting pipe, respectively.
4. The fuel cell engine intake manifold according to claim 1, wherein the fuel passage (9) protrudes from the housing and is provided on the first seat body (4), and the oxidizer passage (7) and the coolant passage (8) are provided on both sides of the fuel passage (9), respectively.
5. The fuel cell engine intake manifold according to claim 4, wherein a plurality of said oxidant outlet (11), said coolant outlet (12) and said fuel inlet (13) form a plurality of sets of passage openings for one-to-one correspondence with a plurality of cell stacks of a fuel cell, each set of said passage openings including one of said oxidant outlet (11), said coolant outlet (12) and said fuel inlet (13), and a plurality of sets of said passage openings being arranged at intervals along a straight line.
6. The fuel cell engine intake manifold according to claim 1, wherein the oxidant inlet (1), the coolant inlet (2) and the fuel outlet (3) are all protruded from the housing, the oxidant inlet (1) is provided at an upper portion of a side of the first housing (4) away from the second housing (5), the coolant inlet (2) is provided at a center of a side portion of the first housing (4), the fuel outlet (3) is provided at a bottom portion of the first housing (4), and opening directions of the oxidant inlet (1), the coolant inlet (2) and the fuel outlet (3) are perpendicular to each other.
7. The fuel cell engine intake manifold of claim 1, wherein the fuel cell engine intake manifold is a plastic intake manifold.
8. A fuel cell engine comprising a fuel cell and the fuel cell engine intake manifold according to any one of claims 1 to 7, the fuel cell comprising a plurality of cell stacks, the plurality of second interfaces of the fuel cell engine intake manifold being disposed in one-to-one correspondence with the plurality of cell stacks of the fuel cell.
9. The fuel cell engine according to claim 8, wherein the first seat body (4) and the second seat body (5) are fastened and connected through a first threaded hole (10) of the outer ring of the housing by a first fastener, a side of the second seat body (5) away from the first seat body (4) is detachably connected with the fuel cell, the housing and the fuel cell are fastened and connected through a second threaded hole (18) of the inner ring of the housing by a second fastener, and a second combined seal member for sealing the second interface is provided between the second seat body (5) and the fuel cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210370163.3A CN114725425B (en) | 2022-04-08 | 2022-04-08 | Fuel cell engine intake manifold and fuel cell engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210370163.3A CN114725425B (en) | 2022-04-08 | 2022-04-08 | Fuel cell engine intake manifold and fuel cell engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114725425A CN114725425A (en) | 2022-07-08 |
| CN114725425B true CN114725425B (en) | 2023-11-21 |
Family
ID=82241575
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| JPH1089062A (en) * | 1996-09-10 | 1998-04-07 | Honda Motor Co Ltd | Exhaust manifold of multicylinder internal combustion engine |
| CN209487618U (en) * | 2019-04-01 | 2019-10-11 | 长城汽车股份有限公司 | Manifold component, fuel cell system and fuel-cell vehicle |
| CN113113637A (en) * | 2020-01-13 | 2021-07-13 | 上海神力科技有限公司 | Manifold for a parallel arrangement of dual stack fuel cells and dual stack fuel cell |
| CN113285091A (en) * | 2021-05-26 | 2021-08-20 | 北京氢沄新能源科技有限公司 | Fuel cell intake manifold, fuel cell engine, and vehicle |
| CN216120404U (en) * | 2021-09-07 | 2022-03-22 | 神通科技集团股份有限公司 | Burst structure of distribution manifold welding nozzle department |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6632556B2 (en) * | 2000-12-19 | 2003-10-14 | Utc Fuel Cells, Llc | Manifold assembly for a fuel cell power plant |
| US6869717B2 (en) * | 2001-07-09 | 2005-03-22 | Hydrogenics Corporation | Manifold for a fuel cell system |
| US6875535B2 (en) * | 2002-04-15 | 2005-04-05 | Hydrogenics Corporation | Manifold for a fuel cell system |
| US20060060244A1 (en) * | 2004-08-20 | 2006-03-23 | Eggum Shawn D | Fuel cell manifold |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1089062A (en) * | 1996-09-10 | 1998-04-07 | Honda Motor Co Ltd | Exhaust manifold of multicylinder internal combustion engine |
| CN209487618U (en) * | 2019-04-01 | 2019-10-11 | 长城汽车股份有限公司 | Manifold component, fuel cell system and fuel-cell vehicle |
| CN113113637A (en) * | 2020-01-13 | 2021-07-13 | 上海神力科技有限公司 | Manifold for a parallel arrangement of dual stack fuel cells and dual stack fuel cell |
| CN113285091A (en) * | 2021-05-26 | 2021-08-20 | 北京氢沄新能源科技有限公司 | Fuel cell intake manifold, fuel cell engine, and vehicle |
| CN216120404U (en) * | 2021-09-07 | 2022-03-22 | 神通科技集团股份有限公司 | Burst structure of distribution manifold welding nozzle department |
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| CN114725425A (en) | 2022-07-08 |
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Application publication date: 20220708 Assignee: Beijing Yinuo Jinxin Technology Co.,Ltd. Assignor: Beijing hydrogen New Energy Technology Co.,Ltd. Contract record no.: X2022110000088 Denomination of invention: Fuel cell engine intake manifold and fuel cell engine License type: Common License Record date: 20221209 |
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