CN115395036A - Multi-fuel cell module medium distribution device - Google Patents
Multi-fuel cell module medium distribution device Download PDFInfo
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- CN115395036A CN115395036A CN202210944769.3A CN202210944769A CN115395036A CN 115395036 A CN115395036 A CN 115395036A CN 202210944769 A CN202210944769 A CN 202210944769A CN 115395036 A CN115395036 A CN 115395036A
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- Prior art keywords
- connector
- fuel cell
- inlet
- outlet
- hose
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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
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04029—Heat exchange using liquids
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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
- H01M8/02—Details
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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
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
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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
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04014—Heat exchange using gaseous fluids; Heat exchange by combustion of reactants
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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
Abstract
The invention discloses a multi-fuel cell module medium distribution device and a method, which comprises a top adapter, a plurality of fuel cell modules, a top connector, a hose, a middle connector, a bottom adapter and other main parts; the invention connects the gas-water medium channels of a plurality of sets of fuel cell modules in parallel and in series through various adapters, connectors and hoses, thereby simplifying the pipeline design.
Description
Technical Field
The invention belongs to the field of fuel cells, and particularly relates to a multi-fuel cell module medium distribution device.
Background
Fuel cells are one of the most promising hydrogen energy applications today, and are the first generation devices to convert chemical energy stored in fuel and oxidant directly into electrical energy. The power generation device has the advantages of environmental friendliness, low vibration and noise, high energy density, high energy conversion efficiency, flexible power combination and the like.
The power generation core of the high-power fuel cell system consists of a plurality of sets of fuel cell modules, each set of fuel cell module needs to supply hydrogen, air and cooling water, and part of the fuel cell system is also provided with ventilation and nitrogen purging functions to ensure safe operation, so each set of fuel cell module has more than ten interfaces with different media. The demand for power from a marine or stationary power plant is high, and it may require tens or even tens of fuel cell modules to be operated simultaneously, involving numerous pipes and connections.
Therefore, a special design for the pipe network structure of the high-power fuel cell system is required.
Disclosure of Invention
The invention aims to provide a multi-fuel cell module medium distribution device, which is used for compensating the installation errors of fuel cell modules, various adapters and connectors in the horizontal and vertical directions by arranging hoses among gas-water medium pipelines among the fuel cell modules.
The technical scheme adopted by the invention for solving the technical problems is as follows: a multi-fuel cell module medium distribution device comprises a top adapter, a top connector arranged on a top fuel cell module, a middle connector arranged on a middle fuel cell module, a bottom connector arranged on a bottom fuel cell module and a bottom adapter, wherein gas-water medium channels between the top fuel cell module and the middle fuel cell module and between the middle fuel cell module and the bottom fuel cell module are connected through hoses; the top connector comprises a top air inlet tee joint, an air outlet joint, a top hydrogen inlet tee joint, a hydrogen outlet joint, a top circulating water outlet tee joint, a circulating water inlet joint, a top ventilation outlet joint and a top nitrogen inlet tee joint; the hoses comprise an air inlet hose, an air outlet hose, a hydrogen inlet hose, a hydrogen outlet hose, a circulating water inlet hose, a ventilation inlet hose and a nitrogen inlet hose; the middle connector comprises a middle air inlet three-way connector, a middle air outlet three-way connector, a middle hydrogen inlet three-way connector, a middle hydrogen outlet three-way connector, a middle circulating water inlet three-way connector, a middle ventilation inlet connector, a middle ventilation outlet connector and a middle nitrogen inlet three-way connector; the bottom connector comprises a bottom air inlet connector, a bottom air outlet tee connector, a hydrogen inlet connector, a bottom hydrogen outlet tee connector, a circulating water outlet connector, a bottom circulating water inlet tee connector, a bottom ventilation inlet connector, a bottom ventilation outlet connector and a nitrogen inlet connector; the bottom adapter comprises a ventilation air outlet main pipe, a cooling water inlet main pipe, a hydrogen air outlet main pipe and an air outlet main pipe.
The medium distribution device for the multiple fuel cell modules is characterized in that a plurality of middle fuel cell modules are arranged, and gas-water medium channels between two adjacent middle fuel cell modules are connected in series through hoses.
The fuel cell modules at the top, the middle and the bottom of the multi-fuel cell module medium distribution device form a row of cell modules, and the multiple rows of cell modules are respectively connected with the top adapter and the bottom adapter in parallel.
The multi-fuel cell module medium distribution device is characterized in that the top adapter and the top connector, the top connector and the hose, the hose and the middle connector, the hose and the bottom connector and the bottom adapter are connected through flanges and sealing gaskets.
The invention has the beneficial effects that: the invention arranges a hose between the gas-water medium pipelines between the fuel cell modules for compensating the installation errors of the fuel cell modules and various adapters and connectors in the horizontal and vertical directions; the invention realizes the balance of the cooling water flow of the multi-fuel cell module through the reasonable pipe diameter design; according to the invention, through arranging three different connectors (top, middle and bottom), a plurality of sets of fuel cell modules with the same interface are connected together, so that a drawer type structure is formed, the compact structure occupies small space, and the disassembly and maintenance are convenient; the invention is suitable for high-power fuel cell systems of ships, fixed power stations and the like.
Drawings
FIG. 1 is a schematic view of an NxN fuel cell module pack configuration of the present invention;
fig. 2 is a schematic diagram of the 3 x 3 squared figure fuel cell module set structure of the present invention.
The figures are numbered: 1-top adapter, 1-10-nitrogen gas inlet main pipe, 1-20-ventilation gas inlet main pipe, 1-30-cooling water return main pipe, 1-40-hydrogen gas inlet main pipe, 1-50-air gas inlet main pipe, 2-fuel cell module, 3-top connector, 3-1-top air inlet three-way interface, 3-2-air outlet interface, 3-top hydrogen gas inlet three-way interface, 3-4-hydrogen gas outlet interface, 3-5-top circulating water outlet three-way interface, 3-6-circulating water inlet interface, 3-71-top ventilation gas inlet interface, 3-72-top ventilation gas outlet interface, 3-8-top nitrogen gas inlet three-way interface, 4-hose, 4-1-air inlet hose, 4-2-air outlet hose, 4-3-hydrogen inlet hose, 4-hydrogen outlet hose, 4-5-circulating water outlet hose, 4-6-circulating water inlet hose, 4-7-ventilation inlet hose, 4-8-nitrogen inlet hose, 5-middle connector, 5-1-middle air inlet three-way connector, 5-2-middle air outlet three-way connector, 5-3-middle hydrogen inlet three-way connector, 5-4-middle hydrogen outlet three-way connector, 5-middle circulating water outlet three-way connector, 5-6-middle circulating water inlet three-way connector, 5-71-middle ventilation inlet connector, 5-72-middle ventilation outlet connector, 5-8-middle nitrogen inlet three-way connector, 6-bottom connector, 6-1-bottom air inlet connector, 6-2-bottom air outlet tee joint, 6-3-hydrogen inlet joint, 6-4-bottom hydrogen outlet tee joint, 6-5-circulating water outlet joint, 6-bottom circulating water inlet tee joint, 6-71-bottom ventilation inlet joint, 6-72-bottom ventilation outlet joint, 6-8-nitrogen inlet joint, 7-bottom adaptor, 7-20-ventilation outlet main pipe, 7-30-cooling water inlet main pipe, 7-40-hydrogen outlet main pipe, and 7-50-air outlet main pipe.
Detailed Description
The present invention is further described in detail below with reference to the drawings and examples.
The invention discloses a multi-fuel cell module medium distribution device, which can be an N multiplied by N fuel cell module group structure shown in figure 1, and also can be a 3 multiplied by 3 squared fuel cell module group structure shown in figure 2, and comprises a top adapter 1, a fuel cell module 2, a top connector 3, a hose 4, a middle connector 5, a bottom connector 6 and a bottom adapter 7. The gas-water medium channels between the top and middle fuel cell modules 2 and between the middle and bottom fuel cell modules 2 are connected by hoses 4, and the hoses 4 are used for compensating the installation errors of the fuel cell modules and various adapters and connectors in the horizontal and vertical directions besides being used for medium transmission.
The top adapter 1 is divided into a nitrogen gas inlet main pipe 1-10, a ventilation gas inlet main pipe 1-20, a cooling water return main pipe 1-30, a hydrogen gas inlet main pipe 1-40 and an air inlet main pipe 1-50 according to the types of media.
The top connector 3 is divided into a top air inlet three-way connector 3-1, an air outlet three-way connector 3-2, a top hydrogen inlet three-way connector 3-3, a hydrogen outlet three-way connector 3-4, a top circulating water outlet three-way connector 3-5, a circulating water inlet three-way connector 3-6, a top ventilation inlet three-way connector 3-71, a top ventilation outlet three-way connector 3-72 and a top nitrogen inlet three-way connector 3-8 according to the type and the flowing direction of a medium.
The hose 4 is divided into an air inlet hose 4-1, an air outlet hose 4-2, a hydrogen inlet hose 4-3, a hydrogen outlet hose 4-4, a circulating water outlet hose 4-5, a circulating water inlet hose 4-6, a ventilation inlet hose 4-7 and a nitrogen inlet hose 4-8 according to the types of media.
The middle connector 5 is divided into a middle air inlet three-way connector 5-1, a middle air outlet three-way connector 5-2, a middle hydrogen inlet three-way connector 5-3, a middle hydrogen outlet three-way connector 5-4, a middle circulating water outlet three-way connector 5-5, a middle circulating water inlet three-way connector 5-6, a middle ventilation inlet connector 5-71, a middle ventilation outlet connector 5-72 and a middle nitrogen inlet three-way connector 5-8 according to the type and the flowing direction of a medium.
The bottom connector 6 is divided into a bottom air inlet connector 6-1, a bottom air outlet tee connector 6-2, a hydrogen inlet connector 6-3, a bottom hydrogen outlet tee connector 6-4, a circulating water outlet connector 6-5, a bottom circulating water inlet tee connector 6-6, a bottom ventilation inlet connector 6-71, a bottom ventilation outlet connector 6-72 and a nitrogen inlet connector 6-8 according to the type and the flowing direction of media.
The bottom adapter 7 comprises a ventilation outlet main pipe 7-20, a cooling water inlet main pipe 7-30, a hydrogen outlet main pipe 7-40 and an air outlet main pipe 7-50. The main pipes in the top adapter 1 and the bottom adapter 7 are designed with pipe diameters in sections according to the medium flow velocity, so that the uniform medium flow of the branch pipes is ensured, and the safety risk caused by large hydrogen flow velocity deviation is avoided.
The top adapter 1 and the top connector 3, the top connector 3 and the hose 4, the hose 4 and the middle connector 5, the hose 4 and the bottom connector 6 and the bottom adapter 7 are connected through flanges and sealing gaskets.
More than three middle fuel cell modules 2 can be arranged, and gas-water medium channels between two adjacent middle fuel cell modules 2 are connected in series through hoses 4. Further, the fuel cell modules 2 at the top, middle and bottom constitute a row of cell modules, and a plurality of rows of cell modules are connected in parallel with the top adapter 1 and the bottom adapter 7, respectively. The inlet and outlet of the media such as air, hydrogen, cooling water and nitrogen of the fuel cell module in the vertical direction adopt a parallel structure, and the inlet and outlet of the ventilation adopt a series structure: the nitrogen inlet main pipe 1-10 is divided into N branch pipes (1-11-1N) according to the vertical arrangement number of the fuel cell modules 2, the ventilation inlet main pipe 1-20 is divided into N branch pipes (1-21-1-2N) according to the vertical arrangement number of the fuel cell modules 2, the cooling water return main pipe 1-30 is divided into N branch pipes (1-31-1-3N) according to the vertical arrangement number of the fuel cell modules 2, the hydrogen inlet main pipe 1-40 is divided into N branch pipes (1-41-1-4N) according to the vertical arrangement number of the fuel cell modules 2, the air inlet main pipe 1-50 is divided into N branch pipes (1-51-1-5N) according to the vertical arrangement number of the fuel cell modules 2, the ventilation outlet main pipe 7-20 is divided into N branch pipes (7-21-7-2N) according to the vertical arrangement number of the fuel cell modules 2, the cooling water inlet main pipe 7-30 is divided into N branch pipes (7-31-7-3N) according to the vertical arrangement number of the fuel cell modules 2, the hydrogen inlet main pipe 7-40 is divided into N branch pipes (7-4N-5N) according to the vertical arrangement number of the fuel cell modules 2, and the arrangement number of the fuel cell modules is shown in the following table.
The invention has the following advantages.
1, a plurality of sets of fuel cell modules form a drawer type structure, so that the device is compact, small in occupied area and convenient to disassemble and maintain.
And 2, the gas-water flow in the medium pipe network is uniform, so that the safety risk caused by large hydrogen flow rate deviation is avoided.
3, realizing the balance of the cooling water flow of the multi-fuel cell module through reasonable pipe diameter design; through setting up three kinds of different connectors (top, middle part and bottom), link together the fuel cell module of many sets of the same interface, form drawer type structure, compact occupation of land is little, conveniently dismantles the maintenance moreover.
The above-described embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments in use, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the inventive concept.
Claims (4)
1. A multi-fuel cell module media distribution device, characterized by: the fuel cell system comprises a top adapter (1), a top connector (3) arranged on a top fuel cell module (2), a middle connector (5) arranged on a middle fuel cell module (2), a bottom connector (6) arranged on a bottom fuel cell module (2) and a bottom adapter (7), wherein the top fuel cell module and the middle fuel cell module (2) and the middle fuel cell module and the bottom fuel cell module (2) are connected through hoses (4); the top adapter (1) comprises a nitrogen gas inlet main pipe (1-10), a ventilation gas inlet main pipe (1-20), a cooling water return main pipe (1-30), a hydrogen gas inlet main pipe (1-40) and an air gas inlet main pipe (1-50); the top connector (3) comprises a top air inlet three-way connector (3-1), an air outlet three-way connector (3-2), a top hydrogen inlet three-way connector (3-3), a hydrogen outlet three-way connector (3-4), a top circulating water outlet three-way connector (3-5), a circulating water inlet three-way connector (3-6), a top ventilation inlet three-way connector (3-71), a top ventilation outlet three-way connector (3-72) and a top nitrogen inlet three-way connector (3-8); the hose (4) comprises an air inlet hose (4-1), an air outlet hose (4-2), a hydrogen inlet hose (4-3), a hydrogen outlet hose (4-4), a circulating water outlet hose (4-5), a circulating water inlet hose (4-6), a ventilation inlet hose (4-7) and a nitrogen inlet hose (4-8); the middle connector (5) comprises a middle air inlet three-way connector (5-1), a middle air outlet three-way connector (5-2), a middle hydrogen inlet three-way connector (5-3), a middle hydrogen outlet three-way connector (5-4), a middle circulating water outlet three-way connector (5-5), a middle circulating water inlet three-way connector (5-6), a middle ventilation inlet connector (5-71), a middle ventilation outlet connector (5-72) and a middle nitrogen inlet three-way connector (5-8); the bottom connector (6) comprises a bottom air inlet connector (6-1), a bottom air outlet three-way connector (6-2), a hydrogen inlet connector (6-3), a bottom hydrogen outlet three-way connector (6-4), a circulating water outlet connector (6-5), a bottom circulating water inlet three-way connector (6-6), a bottom ventilation inlet connector (6-71), a bottom ventilation outlet connector (6-72) and a nitrogen inlet connector (6-8); the bottom adapter (7) comprises a ventilation outlet main pipe (7-20), a cooling water inlet main pipe (7-30), a hydrogen outlet main pipe (7-40) and an air outlet main pipe (7-50).
2. A multi-fuel cell module media distribution device according to claim 1, wherein there are a plurality of the middle fuel cell modules (2), and two adjacent middle fuel cell modules (2) are connected in series through a hose (4).
3. A multi-fuel cell module media distribution device according to claim 1 or 2, wherein the top, middle and bottom fuel cell modules (2) form a row of cell modules, and a plurality of rows of cell modules are connected in parallel with the top adapter (1) and the bottom adapter (7), respectively.
4. A multi fuel cell module media distribution device according to claim 3, characterized in that the connections between the top adapter (1) and the top connector (3), between the top connector (3) and the hose (4), between the hose (4) and the middle connector (5), between the hose (4) and the bottom connector (6) and between the bottom connector (6) and the bottom adapter (7) are by flanges and sealing gaskets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210944769.3A CN115395036A (en) | 2022-08-08 | 2022-08-08 | Multi-fuel cell module medium distribution device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210944769.3A CN115395036A (en) | 2022-08-08 | 2022-08-08 | Multi-fuel cell module medium distribution device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115395036A true CN115395036A (en) | 2022-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210944769.3A Pending CN115395036A (en) | 2022-08-08 | 2022-08-08 | Multi-fuel cell module medium distribution device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115395036A (en) |
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2022
- 2022-08-08 CN CN202210944769.3A patent/CN115395036A/en active Pending
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