CN211062793U - Gas-liquid distribution device of electric pile and fuel cell using same - Google Patents
Gas-liquid distribution device of electric pile and fuel cell using same Download PDFInfo
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- CN211062793U CN211062793U CN201922386095.6U CN201922386095U CN211062793U CN 211062793 U CN211062793 U CN 211062793U CN 201922386095 U CN201922386095 U CN 201922386095U CN 211062793 U CN211062793 U CN 211062793U
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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 gas-liquid distributor of a galvanic pile and a fuel cell using the same, the gas-liquid distributor of the galvanic pile comprises a collecting block main body, wherein a hydrogen main flow passage for hydrogen circulation, an air main flow passage for air circulation and a cooling liquid main flow passage for cooling liquid circulation are arranged on the collecting block main body, the hydrogen main flow passage, the air main flow passage and the cooling liquid main flow passage are vertically oriented and are mutually separated, and a spiral auger blade is arranged in the hydrogen main flow passage; after entering the hydrogen main flow channel, the wet hydrogen mixed gas flows spirally upwards along the spiral auger blade to form an outward-rotating gas flow; the outer cyclone can produce centrifugal force in the rotating process, hydrogen in the outer cyclone rises to reach the elbow at the top of the hydrogen main flow channel in a rotating mode, liquid drops with high density in the outer cyclone are thrown to the wall surface of the hydrogen main flow channel, the liquid drops lose inertia force after contacting the wall surface and fall along the wall surface by means of momentum of inlet speed and downward gravity, and the liquid drops enter the bottom to achieve the effect of water-vapor separation.
Description
The technical field is as follows:
the utility model relates to a galvanic pile gas-liquid distributor and fuel cell who uses thereof.
Background art:
the fuel cell system is mainly divided into two major assemblies: fuel cell module assembly and air compressor machine subassembly assembly. The air compressor component assembly comprises an air compressor, an air mass flow meter, an air filter, a temperature sensor, a relevant support and a pipeline, and is mainly used for providing compressed air meeting requirements for the fuel cell module. The fuel cell module assembly comprises a water pump, a water pump controller, a temperature-saving valve, a heater, an intercooler, a humidifier, related supports, related pipelines, a hydrogen supply and return ejector device, a galvanic pile, a collection block, an electrical control assembly, a box body, related pipelines and the like.
The gas at the outlet of the hydrogen gas path of the existing hydrogen fuel cell stack is a mixed gas of a large amount of water vapor, hydrogen and nitrogen, wherein the hydrogen is recycled, the nitrogen and part of liquid water are mainly discharged at a low position through a purge valve, and the large amount of water vapor and the hydrogen return to the hydrogen inlet along with the action of a hydrogen return device. The outlet collection block or the multi-path silicone tube is connected with the purge valve and the hydrogen returning device and only plays a role in connection; the structure has single function, and has the problems of occupying the space of the fuel cell module and improving the hydrogen circulation efficiency of the fuel cell system without playing a role.
The invention content is as follows:
the utility model aims at providing a galvanic pile gas-liquid distributor and fuel cell who uses thereof can solve current galvanic pile gas-liquid distributor function singleness's problem.
The purpose of the utility model is realized by the following technical scheme.
The utility model discloses a first purpose provides a galvanic pile gas-liquid distribution device, including the colleting main part, be equipped with the hydrogen sprue that supplies the hydrogen circulation, the air sprue that supplies the circulation of air and the coolant liquid sprue that supplies the coolant liquid circulation in the colleting main part, hydrogen sprue, air sprue and the vertical orientation of coolant liquid sprue just separate each other, install gas-liquid separation in the hydrogen sprue.
The gas-liquid separation device is a spiral auger blade.
The hydrogen opening, the air opening and the cooling liquid opening have been seted up respectively to the upper and lower both ends of hydrogen main flow path, air main flow path and cooling liquid main flow path, and the elbow is installed in the hydrogen opening of one end wherein of hydrogen main flow path, and the closing cap is installed in the hydrogen opening of the hydrogen main flow path other end, spiral hinge dragon blade includes center pin and helical blade, and elbow and closing cap compress tightly the both ends of center pin respectively.
Above-mentioned the inboard of elbow and closing cap all installs locking rubber cap, and locking rubber cap is equipped with the recess, and the both ends card of center pin is in the recess.
The collecting block main body is provided with a mounting plate on one side, a plurality of hydrogen holes, a plurality of air holes and a plurality of cooling liquid holes are formed in the mounting plate, a plurality of hydrogen sub-runners, a plurality of air sub-runners and a plurality of cooling liquid sub-runners are further arranged on the collecting block main body, one ends of the hydrogen sub-runners are respectively communicated with the hydrogen main runner, and the other ends of the hydrogen sub-runners are communicated with the hydrogen holes; one end of each air sub-channel is communicated with the air main channel, and the other end of each air sub-channel is communicated with the air hole; one end of each cooling liquid sub-channel is communicated with the cooling liquid main channel, and the other end of each cooling liquid sub-channel is communicated with the cooling liquid hole.
The hydrogen runners, the air runners and the cooling liquid runners are transversely oriented and spaced from each other.
At least one end of the air openings at the two ends of the main air channel is provided with an elbow; at least one end of the cooling liquid openings at two ends of the cooling liquid main flow passage is provided with an elbow.
The aforesaid be equipped with at least three sensor installation screw on the colleting main part, hydrogen mainstream canal, air mainstream way and coolant liquid mainstream way communicate with at least one sensor installation screw respectively, install temperature sensor or pressure sensor on the sensor installation screw.
The aggregate main body is an injection molding body.
The second purpose of the invention is to provide a fuel cell, which comprises a galvanic pile module, an input galvanic pile gas-liquid distribution device and an output galvanic pile distribution device, wherein the galvanic pile module is formed by stacking a plurality of fuel cell monomers from bottom to top, one side of each fuel cell monomer is provided with a hydrogen input port, an air input port and a cooling liquid input port, the hydrogen input port, the air input port and the cooling liquid input port are respectively distributed from top to bottom, the other side of each fuel cell monomer is provided with a hydrogen output port, an air output port and a cooling liquid output port, the hydrogen output port, the air output port and the cooling liquid output port are respectively distributed from top to bottom, the hydrogen input port, the air input port and the cooling liquid input port are connected with the input galvanic pile gas-liquid distribution device, and the hydrogen output port, the air output port and the cooling liquid output port are respectively, the method is characterized in that: the output electric pile distribution device is the electric pile gas-liquid distribution device.
Compared with the prior art, the utility model, following effect has:
1) the gas-liquid distribution device for the galvanic pile comprises a collecting block main body, wherein a hydrogen main flow passage for hydrogen to circulate, an air main flow passage for air to circulate and a cooling liquid main flow passage for cooling liquid to circulate are arranged on the collecting block main body; after entering the hydrogen main flow channel, the wet hydrogen mixed gas flows spirally upwards along the spiral auger blade to form an outward-rotating gas flow; the gas flow that spins outward can produce centrifugal force at rotatory in-process, and the rotatory elbow department that rises to hydrogen mainstream way top that rises of hydrogen in the gas flow that spins outward, and the great liquid drop of density is got rid of to the wall of hydrogen mainstream way in the gas flow that spins outward, and in case the liquid drop contacts with the wall, just can lose inertia force and fall along the wall by the momentum of entry speed and decurrent gravity, gets into the bottom, reaches water vapor separation's effect, and the function is more perfect.
2) Other advantages of the present invention will be described in detail in the examples section.
Description of the drawings:
fig. 1 is a perspective view of a gas-liquid distributor for a galvanic pile according to an embodiment of the present invention;
FIG. 2 is a perspective view of the gas-liquid distributor of the stack at another angle;
FIG. 3 is an exploded view of the stack gas-liquid distribution device;
FIG. 4 is a top view of the stack gas-liquid distribution device;
FIG. 5 is a sectional view A-A of FIG. 4;
FIG. 6 is a side view of a stack gas-liquid distribution device;
FIG. 7 is a cross-sectional view B-B of FIG. 6;
FIG. 8 is a cross-sectional view C-C of FIG. 6;
FIG. 9 is a cross-sectional view D-D of FIG. 6;
FIG. 10 is a schematic structural view of a spiral auger blade in a gas-liquid distribution device of a pile;
fig. 11 is a schematic structural diagram of a fuel cell according to a second embodiment of the present invention.
The specific implementation mode is as follows:
the present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.
The first embodiment is as follows:
as shown in fig. 1 to 10, the present embodiment provides a gas-liquid distribution device for a pile, which includes a block main body 1, a hydrogen main flow channel 11 for hydrogen to flow through, an air main flow channel 12 for air to flow through, and a cooling liquid main flow channel 13 for cooling liquid to flow through are disposed on the block main body 1, the hydrogen main flow channel 11, the air main flow channel 12, and the cooling liquid main flow channel 13 are vertically oriented and separated from each other, a gas-liquid separation device is installed in the hydrogen main flow channel 11, and the gas-liquid separation device is a spiral auger blade 2. After entering the hydrogen main flow channel 11, the wet hydrogen mixed gas flows spirally upwards along the spiral auger blade 2 to form an outward-rotating gas flow; the outward-rotating airflow generates centrifugal force in the rotating process, hydrogen in the outward-rotating airflow rotates and rises to reach the elbow 3 at the top of the hydrogen main flow channel 11, liquid drops with high density in the outward-rotating airflow are thrown to the wall surface of the hydrogen main flow channel 11, once the liquid drops are contacted with the wall surface, the liquid drops lose inertia force and fall along the wall surface by means of the momentum of inlet speed and downward gravity to enter the bottom; the water-vapor separation effect is achieved under the conditions of low cost and less added parts; the water-vapor separation function is integrated in the assembly, so that fewer connections and fewer potential failure risks can be realized.
The hydrogen opening 111, the air opening 121 and the cooling liquid opening 131 are respectively arranged at the upper end and the lower end of the hydrogen main flow passage 11, the air main flow passage 12 and the cooling liquid main flow passage 13, the elbow 3 is arranged in the hydrogen opening 111 at one end of the hydrogen main flow passage 11, the sealing cover 4 is arranged in the hydrogen opening 111 at the other end of the hydrogen main flow passage 11, the spiral hinge dragon blade 2 comprises a central shaft 21 and a spiral blade 22, and the elbow 3 and the sealing cover 4 respectively compress two ends of the central shaft 21. Reliable quality, convenient production and less working procedures.
The above-mentioned elbow 3 and closing cap 4's inboard all is installed locking rubber cap 5, and locking rubber cap 5 is equipped with recess 51, and the both ends card of center pin 21 is in recess 51. The anti-loosening rubber cap 5 can assist in supporting and compensating axial gaps among the spiral auger blade 2, the elbow 3 and the sealing cover 4, and plays a role in compressing and preventing loosening of the spiral auger blade 2.
The collecting block comprises a collecting block main body 1 and is characterized in that a mounting plate 17 is arranged on one side of the collecting block main body 1, a plurality of hydrogen holes 171, a plurality of air holes 172 and a plurality of cooling liquid holes 173 are formed in the mounting plate, a plurality of hydrogen sub-runners 14, a plurality of air sub-runners 15 and a plurality of cooling liquid sub-runners 16 are further arranged on the collecting block main body 1, one ends of the plurality of hydrogen sub-runners 14 are respectively communicated with a hydrogen main runner 11, and the other ends of the plurality of hydrogen sub-runners 14 are communicated; one end of each of the plurality of air branch channels 15 is respectively communicated with the air main channel 12, and the other end of each of the plurality of air branch channels 15 is communicated with the air hole 172; one end of each of the plurality of coolant branch channels 16 is communicated with the coolant main channel 13, and the other end of each of the plurality of coolant branch channels 16 is communicated with the coolant hole 173.
The hydrogen gas sub-channels 14, the air sub-channels 15 and the coolant sub-channels 16 are oriented transversely and spaced apart from each other.
At least one end of the air openings 121 at the two ends of the air main channel 12 is provided with an elbow 3; at least one of the cooling liquid openings 131 at both ends of the cooling liquid main flow passage 13 is provided with an elbow 3.
The assembly block main body 1 is provided with at least three sensor mounting screw holes 18, the hydrogen main flow passage 11, the air main flow passage 12 and the cooling liquid main flow passage 13 are respectively communicated with at least one sensor mounting screw hole 18, and the sensor mounting screw holes 18 are provided with temperature sensors or pressure sensors 9. The temperature sensor and the pressure sensor 9 are used for monitoring the temperature and the pressure of the gas and the liquid in each flow channel in real time.
The aggregate main body 1 is an injection molding body.
Example two:
as shown in fig. 11, the present embodiment provides a fuel cell, which includes a stack module 6, an input stack gas-liquid distribution device 7, and an output stack distribution device 8, where the stack module 6 is formed by stacking a plurality of fuel cell monomers 60 from bottom to top, a hydrogen input port, an air input port, and a coolant input port are provided on one side of each fuel cell monomer 60, the hydrogen input port, the air input port, and the coolant input port are respectively distributed from top to bottom, a hydrogen output port, an air output port, and a coolant output port are provided on the other side, the hydrogen output port, the air output port, and the coolant output port are respectively distributed from top to bottom, the hydrogen input port, the air input port, and the coolant input port are connected to the input stack gas-liquid distribution device 7, and the hydrogen output port, the air output port, and the coolant output port are respectively connected to the output stack distribution device 8, the method is characterized in that: the output electric pile distribution device 8 is the electric pile gas-liquid distribution device described in the first embodiment. The gas-liquid distribution device with the water-vapor separation function is used at the outlet end of the electric pile module, so that water-vapor separation is realized in a hydrogen loop of the fuel cell, and the efficiency of the system is improved; the structure is simple and reliable; the integrated structure saves the installation space of the fuel cell and the assembly process of the fuel cell.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention are all equivalent substitutions and are all included within the scope of the present invention.
Claims (10)
1. The utility model provides a pile gas-liquid distribution device, includes collection piece main part (1), is equipped with hydrogen mainstream way (11) that supplies the hydrogen circulation on collection piece main part (1), supplies air circulation's air mainstream way (12) and supply coolant liquid mainstream way (13) that the coolant liquid circulated, and hydrogen mainstream way (11), air mainstream way (12) and coolant liquid mainstream way (13) separate its characterized in that each other: a gas-liquid separation device is arranged in the hydrogen main flow passage (11).
2. The gas-liquid distribution device for the galvanic pile according to claim 1, characterized in that: the gas-liquid separation device is a spiral auger blade (2).
3. The gas-liquid distribution device for the galvanic pile according to claim 2, characterized in that: hydrogen opening (111), air opening (121) and coolant liquid opening (131) have been seted up respectively to the upper and lower both ends of hydrogen main flow path (11), air main flow path (12) and coolant liquid main flow path (13), and elbow (3) are equipped with in hydrogen opening (111) the one end wherein of hydrogen main flow path (11), and closing cap (4) are equipped with in hydrogen opening (111) the other end of hydrogen main flow path (11), spiral hinge dragon blade (2) include center pin (21) and helical blade (22), and elbow (3) and closing cap (4) compress tightly the both ends of center pin (21) respectively.
4. The gas-liquid distribution device for the galvanic pile according to claim 3, characterized in that: locking rubber cap (5) are all installed to the inboard of elbow (3) and closing cap (4), and locking rubber cap (5) are equipped with recess (51), and the both ends card of center pin (21) is in recess (51).
5. The stack gas-liquid distribution device according to claim 1, 2, 3 or 4, characterized in that: one side of the collection block main body (1) is provided with a mounting plate (17), the mounting plate is provided with a plurality of hydrogen holes (171), a plurality of air holes (172) and a plurality of cooling liquid holes (173), the collection block main body (1) is also provided with a plurality of hydrogen sub-channels (14), a plurality of air sub-channels (15) and a plurality of cooling liquid sub-channels (16), one ends of the hydrogen sub-channels (14) are respectively communicated with the hydrogen main channel (11), and the other ends of the hydrogen sub-channels (14) are communicated with the hydrogen holes (171); one end of each air sub-channel (15) is respectively communicated with the air main channel (12), and the other end of each air sub-channel (15) is communicated with the air hole (172); one end of each of the plurality of cooling liquid sub-channels (16) is communicated with the cooling liquid main channel (13), and the other end of each of the plurality of cooling liquid sub-channels (16) is communicated with the cooling liquid hole (173).
6. The gas-liquid distribution device for the galvanic pile according to claim 5, wherein: the hydrogen runners (14), the air runners (15) and the cooling liquid runners (16) are transversely oriented and spaced from each other.
7. The gas-liquid distribution device for the galvanic pile according to claim 6, wherein: at least one end of the air openings (121) at the two ends of the air main channel (12) is provided with an elbow (3); at least one end of the cooling liquid openings (131) at the two ends of the cooling liquid main flow channel (13) is provided with an elbow (3).
8. The gas-liquid distribution device for the galvanic pile according to claim 7, wherein: the hydrogen-gas-sensor-based hydrogen collection block is characterized in that at least three sensor mounting screw holes (18) are formed in the collection block main body (1), the hydrogen main flow channel (11), the air main flow channel (12) and the cooling liquid main flow channel (13) are communicated with at least one sensor mounting screw hole (18) respectively, and a temperature sensor or a pressure sensor (9) is mounted on the sensor mounting screw holes (18).
9. The gas-liquid distribution device for the galvanic pile according to claim 8, wherein: the aggregate main body (1) is an injection molding body.
10. A fuel cell comprises a fuel cell stack module (6), an input fuel cell stack gas-liquid distribution device (7) and an output fuel cell stack distribution device (8), wherein the fuel cell stack module (6) is formed by stacking a plurality of fuel cell monomers (60) from bottom to top, a hydrogen input port, an air input port and a cooling liquid input port are arranged on one side of each fuel cell monomer (60), the hydrogen input port, the air input port and the cooling liquid input port are respectively distributed from top to bottom, a hydrogen output port, an air output port and a cooling liquid output port are respectively arranged on the other side of each fuel cell monomer, the hydrogen output port, the air output port and the cooling liquid output port are respectively distributed from top to bottom, the hydrogen input port, the air input port and the cooling liquid input port are connected with the input fuel cell stack gas-liquid distribution device (7), and the hydrogen output port, the air output port and the cooling liquid output port are respectively connected, the method is characterized in that: the output electric pile distribution device (8) is the electric pile gas-liquid distribution device of any one of claims 1 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922386095.6U CN211062793U (en) | 2019-12-26 | 2019-12-26 | Gas-liquid distribution device of electric pile and fuel cell using same |
| PCT/CN2020/083942 WO2021128649A1 (en) | 2019-12-26 | 2020-04-09 | Fuel cell system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922386095.6U CN211062793U (en) | 2019-12-26 | 2019-12-26 | Gas-liquid distribution device of electric pile and fuel cell using same |
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| CN211062793U true CN211062793U (en) | 2020-07-21 |
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| CN201922386095.6U Active CN211062793U (en) | 2019-12-26 | 2019-12-26 | Gas-liquid distribution device of electric pile and fuel cell using same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110970640A (en) * | 2019-12-26 | 2020-04-07 | 中山大洋电机股份有限公司 | Gas-liquid distribution device of electric pile and fuel cell using same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110970640A (en) * | 2019-12-26 | 2020-04-07 | 中山大洋电机股份有限公司 | Gas-liquid distribution device of electric pile and fuel cell using same |
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Effective date of registration: 20220921 Address after: 5th Floor, Office Building, No. 1 Guangfeng Industrial Avenue, West District, Zhongshan City, Guangdong Province, 528400 Patentee after: Dayang electric fuel cell technology (Zhongshan) Co.,Ltd. Address before: 528400 Guangdong province Zhongshan City West sirlon third industrial zone Patentee before: ZHONGSHAN BROAD-OCEAN MOTOR Co.,Ltd. |