CN111668514A - Integrated water-gas separation circulating device for fuel cell - Google Patents
Integrated water-gas separation circulating device for fuel cell Download PDFInfo
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- CN111668514A CN111668514A CN202010583289.XA CN202010583289A CN111668514A CN 111668514 A CN111668514 A CN 111668514A CN 202010583289 A CN202010583289 A CN 202010583289A CN 111668514 A CN111668514 A CN 111668514A
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- end cover
- water
- fuel cell
- motor
- gas
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- 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
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
- H01M8/04156—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying with product water removal
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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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- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
The invention relates to the technical field of related components of fuel cells and discloses an integrated water-gas separation circulating device for a fuel cell. The hydrogen circulating pump, the water-gas separator and the drain valve are integrally designed, so that hydrogen to be circulated in the fuel cell is separated by the water-gas separator, water and gas are separated, liquid water is discharged through the drain valve, the arrangement space is reduced, and the connection is not needed by pipelines, so that the cost is reduced.
Description
Technical Field
The invention relates to the technical field of related components of fuel cells, in particular to an integrated water-gas separation circulating device for a fuel cell.
Background
A fuel cell is a power generation device that directly converts chemical energy present in a fuel and an oxidant into electrical energy. Fuel and air are separately fed into the fuel cell, electricity is wonderfully produced, it looks like a storage battery with positive and negative electrodes and electrolyte, but it can not "store electricity" but "power plant" in essence, wherein the hydrogen fuel cell is a power generation device that directly converts chemical energy of hydrogen and oxygen into electrical energy, in the existing fuel cell assembly, the hydrogen circulating pump and the water-gas separator are generally arranged separately, because the separation efficiency of the water-gas separator cannot reach 100 percent and condensed water is accumulated, a certain amount of accumulated water is generated in the hydrogen circulating pump, if the water can not be discharged in time, the power of the hydrogen circulating pump is overhigh to cause the shutdown, and finally the water generated in the galvanic pile can not be discharged in time to influence the output power and the service life of the system, so the inventor designs the integrated water-gas separation circulating device for the fuel cell.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an integrated water-gas separation circulating device for a fuel cell, which solves the problem that water generated by a galvanic pile in a hydrogen circulating pump cannot be effectively discharged in time to influence the normal operation of equipment.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the integrated water-gas separation circulating device for the fuel cell comprises a separation shell, wherein a lower end cover is installed at the top of the separation shell, an upper end cover is installed at the port position of the lower end cover, a hydrogen circulating mechanism is installed between the upper end cover and the lower end cover, a motor is connected to the upper end cover through a bearing end cover, an output shaft of the motor penetrates through the upper end cover and is connected with the hydrogen circulating mechanism, the tail end of the output shaft of the motor is movably installed at the bottom of the inner side of the lower end cover through a locking nut, a water-gas separator is installed in the separation shell, a water-gas interface is arranged on the separation shell and is communicated with a leading-in connector of the water-gas separator, a communication hole is formed in the bottom of the lower end cover and.
Preferably, the separation shell, the lower end cover and the upper end cover are connected in an integrated sealing combination manner.
Preferably, the motor is provided with a power line.
Preferably, the hydrogen circulation mechanism is matched with an output shaft of the motor, and a sealed cavity formed by the upper end cover and the lower end cover is matched with the hydrogen circulation mechanism.
Preferably, the bottom of the inner side of the separation shell is designed to be inverted cone, and a drain valve is installed at a drain outlet at the bottom of the separation shell.
Preferably, the water-gas separator and the motor are both controlled by circuits through a main controller.
(III) advantageous effects
The invention provides an integrated water-gas separation circulating device for a fuel cell. The method has the following beneficial effects:
this an integral type aqueous vapor separation circulating device for fuel cell, through with aqueous vapor separator and hydrogen circulation mechanism integrated design, make the separation that needs endless hydrogen among the fuel cell earlier through aqueous vapor separator, separate moisture and hydrogen, the leading-in hydrogen circulation mechanism of reintroduction circulates and derives, and the back taper design of the inboard bottom of separation shell makes the water of separation in the aqueous vapor separator gather, discharge through the drain valve is concentrated at last, simultaneously a plurality of subassemblies of fuel cell are integrated together, be provided with the intercommunicating pore between hydrogen circulating pump and aqueous vapor separator, can guarantee that the water that accumulates among the hydrogen circulating pump flows back to aqueous vapor separator once more through the intercommunicating pore, avoid producing the circumstances that the water that gathers and cause the shut down in the hydrogen circulating pump. Inside the water separator can be discharged once more to hydrogen circulating pump's water, then concentrate the discharge through the drain valve, the effectual reduction equipment subassembly occupation space of integrated design ensures the stability of cooperation between each subassembly simultaneously.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention.
In the figure: the device comprises a separation shell 1, a lower end cover 2, an upper end cover 3, a locking nut 4, a motor 5, a water-gas separator 6, a drain valve 7, a water-gas interface 8, a hydrogen circulation mechanism 9, a gas outlet 10, a power line 11 and a communication hole 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-2, the present invention provides a technical solution: an integrated water-gas separation circulating device for a fuel cell comprises a separation shell 1, a lower end cover 2 is installed at the top of the separation shell 1, an upper end cover 3 is installed at the port of the lower end cover 2, the separation shell 1, the lower end cover 2 and the upper end cover 3 are connected in an integrated sealing combination mode, a hydrogen circulating mechanism 9 is installed between the upper end cover 3 and the lower end cover 2, a motor 5 is connected onto the upper end cover 3 through a bearing end cover, a power line 11 is arranged on the motor 5, an output shaft of the motor 5 penetrates through the upper end cover 2 and is connected with the hydrogen circulating mechanism 9, the tail end of the output shaft of the motor 5 is movably installed at the bottom of the inner side of the lower end cover 2 through a locking nut 4, the hydrogen circulating mechanism 9 is matched with the output shaft of the motor 5, a sealing cavity formed by the upper end cover 3 and the lower end cover 2 is matched, the water-gas interface 8 is arranged on the separation shell 1 and is communicated with a leading-in connector of the water-gas separator 6, the communicating hole 12 is formed in the bottom of the lower end cover 2 and is communicated with the water-gas separator 6, the gas outlet 10 is formed in the side face of the lower end cover 2 and is communicated with a gas exhaust connector of the hydrogen circulating mechanism 9, the bottom of the inner side of the separation shell 1 is designed in an inverted cone shape, so that water separated by the water-gas separator 6 can be accumulated, the drain valve 7 is arranged at a drain outlet in the bottom of the separation shell 1, and the water-gas separator 6 and the motor.
The electrical components present therein are all connected to an external fuel cell master controller, and the master controller may be a conventionally known device for controlling a computer or the like.
The working principle is as follows: the water-gas interface 8 of the device is connected with a fuel cell system, the gas outlet 10 is connected with a hydrogen circulating system, the water-gas separator 6 and the motor 5 are both controlled by a main controller, the water-gas separator 6 separates the introduced water gas, so that the separated water falls on the bottom of the inner side of the separation shell 1 to be accumulated, and the separated hydrogen gas is introduced into the hydrogen circulating mechanism 9 and is circularly discharged through the gas outlet 10.
The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An integral type hydrogen circulation and aqueous vapor separator for fuel cell, includes the separation shell, its characterized in that: the hydrogen circulation device is characterized in that a lower end cover is installed at the top of the separation shell, an upper end cover is installed at a port of the lower end cover, a hydrogen circulation mechanism is installed between the upper end cover and the lower end cover, a motor is connected to the upper end cover through a bearing end cover, an output shaft of the motor penetrates through the upper end cover and is connected with the hydrogen circulation mechanism, the tail end of the output shaft of the motor is movably installed at the bottom of the inner side of the lower end cover through a locking nut, a water-gas separator is installed in the separation shell, a water-gas interface is arranged on the separation shell and is communicated with a leading-in connector of the water-gas separator, a communication hole 12 is formed in the bottom of the lower.
2. The integrated water gas separation cycle device for a fuel cell according to claim 1, wherein: the separation shell, the lower end cover and the upper end cover are connected in an integrated sealing combination manner.
3. The integrated water gas separation cycle device for a fuel cell according to claim 1, wherein: the motor is provided with a power line.
4. The integrated water gas separation cycle device for a fuel cell according to claim 1, wherein: the hydrogen circulation mechanism is matched with an output shaft of the motor, and a sealed cavity formed by the upper end cover and the lower end cover is matched with the hydrogen circulation mechanism.
5. The integrated water gas separation cycle device for a fuel cell according to claim 1, wherein: the inboard bottom of separation shell is the back taper design, and the bottom drain outlet department of separation shell installs the drain valve.
6. The integrated water gas separation cycle device for a fuel cell according to claim 1, wherein: and the water-gas separator and the motor are both controlled by a main controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010583289.XA CN111668514A (en) | 2020-06-23 | 2020-06-23 | Integrated water-gas separation circulating device for fuel cell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010583289.XA CN111668514A (en) | 2020-06-23 | 2020-06-23 | Integrated water-gas separation circulating device for fuel cell |
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| CN111668514A true CN111668514A (en) | 2020-09-15 |
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| CN202010583289.XA Pending CN111668514A (en) | 2020-06-23 | 2020-06-23 | Integrated water-gas separation circulating device for fuel cell |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112103547A (en) * | 2020-09-18 | 2020-12-18 | 中国第一汽车股份有限公司 | Fuel cell stack manifold assembly |
| CN115962136A (en) * | 2022-12-08 | 2023-04-14 | 江苏申氢宸科技有限公司 | High-efficient miniature hydrogen circulating pump of fuel cell |
| CN116435547A (en) * | 2023-04-27 | 2023-07-14 | 江苏申氢宸科技有限公司 | Hydrogen fuel cell gas separation method and system |
-
2020
- 2020-06-23 CN CN202010583289.XA patent/CN111668514A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112103547A (en) * | 2020-09-18 | 2020-12-18 | 中国第一汽车股份有限公司 | Fuel cell stack manifold assembly |
| CN112103547B (en) * | 2020-09-18 | 2022-02-18 | 中国第一汽车股份有限公司 | Fuel cell stack manifold assembly |
| CN115962136A (en) * | 2022-12-08 | 2023-04-14 | 江苏申氢宸科技有限公司 | High-efficient miniature hydrogen circulating pump of fuel cell |
| CN116435547A (en) * | 2023-04-27 | 2023-07-14 | 江苏申氢宸科技有限公司 | Hydrogen fuel cell gas separation method and system |
| CN116435547B (en) * | 2023-04-27 | 2024-03-19 | 江苏申氢宸科技有限公司 | Hydrogen fuel cell gas separation method and system |
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