CN112952163B - Modularized fuel processor and application - Google Patents
Modularized fuel processor and application Download PDFInfo
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- CN112952163B CN112952163B CN201911259402.2A CN201911259402A CN112952163B CN 112952163 B CN112952163 B CN 112952163B CN 201911259402 A CN201911259402 A CN 201911259402A CN 112952163 B CN112952163 B CN 112952163B
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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
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0606—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants
- H01M8/0612—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants from carbon-containing material
- H01M8/0618—Reforming processes, e.g. autothermal, partial oxidation or steam reforming
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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
- H01M8/04—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
- H01M8/04059—Evaporative processes for the cooling of a fuel cell
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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
- H01M8/04067—Heat exchange or temperature measuring elements, thermal insulation, e.g. heat pipes, heat pumps, fins
- H01M8/04074—Heat exchange unit structures specially adapted for fuel cell
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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 invention provides a fuel processor which has a highly compact modularized structure, comprises a system comprising a combustor, a reformer, an evaporator and the like, has comprehensive functions, reasonable arrangement and high comprehensive energy utilization rate, solves the problems of quick start, low-temperature operation and the like, is particularly suitable for the field of hydrogen production reaction by reforming methanol vapor in a high-temperature proton exchange membrane fuel cell (HT-PEMFC), and effectively improves the efficiency of the fuel processor and a fuel cell system.
Description
Technical Field
The invention relates to a fuel processor for producing hydrogen, which is particularly suitable for the field of hydrogen production reaction by reforming methanol steam in a high-temperature proton exchange membrane fuel cell (HT-PEMFC) and is used for providing needed reaction gas for a fuel cell unit.
Background
A fuel cell is a device that directly converts chemical energy stored in a compound fuel into electric energy through a chemical reaction. Proton exchange membrane fuel cells typically consist of an anode, a cathode, and a proton exchange membrane. In the running process of the battery, fuel hydrogen is subjected to oxidation reaction on the surface of an anode catalyst to generate protons and electrons, the protons reach a cathode through a proton exchange membrane, oxygen is subjected to reduction reaction on the surface of the cathode catalyst and the protons to generate water, and the electrons do work through an external circuit to reach the cathode.
The fuel processor is a hydrogen supply device of the fuel cell, has various functions and complex structures, mainly comprises a reforming chamber for absorbing heat, a combustion chamber for providing a heat source, an evaporation chamber for providing reforming reaction gas, a coolant heating chamber for a starting stage, a related accessory for starting and the like, and has the important influence on the power generation efficiency and the service life of the whole battery pack if the arrangement is unreasonable, the volume is greatly not compact, the fuel heat utilization efficiency is low, the hydrogen production efficiency is poor, the service life is short and the like;
the invention provides a fuel processor which has a highly compact modularized structure, comprises a system comprising a combustor, a reformer, an evaporator and the like, has comprehensive functions, reasonable arrangement and high comprehensive energy utilization rate, solves the problems of quick start, low-temperature operation and the like, is particularly suitable for the field of hydrogen production reaction by reforming methanol vapor in a high-temperature proton exchange membrane fuel cell (HT-PEMFC), and effectively improves the efficiency of the fuel processor and a fuel cell system.
Disclosure of Invention
The invention aims to provide a fuel processor which has a highly compact modularized structure, comprises a system comprising a combustor, a reformer, an evaporator and the like, has comprehensive functions, is reasonable in arrangement, has high comprehensive energy utilization rate, solves the problems of quick start, low-temperature operation and the like, is particularly suitable for the field of methanol steam reforming hydrogen production reaction in a high-temperature proton exchange membrane fuel cell (HT-PEMFC), and effectively improves the efficiency of the fuel processor and a fuel cell system.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
a modular fuel processor comprising a fuel combustion module and a fuel reforming module, both of which are flat plate-like structures with hollow chambers; the first surface of the flat plate of the fuel combustion module and the second surface of the flat plate of the fuel reforming module are oppositely arranged at intervals, an annular sealing plate is arranged at the peripheral edge of a gap between the first surface of the flat plate of the fuel combustion module and the second surface of the flat plate of the fuel reforming module, and two ends of the annular sealing plate are respectively connected with the peripheral edge of the first surface of the fuel combustion module and the peripheral edge of the second surface of the fuel reforming module in a sealing way to form a hollow fuel combustion chamber (1);
a cover plate is arranged on one side of the second surface of the fuel combustion module, a groove serving as a cooling circulating oil chamber (5) is formed in the surface of one side of the cover plate, close to the fuel combustion module, and the periphery edge of the opening end of the cooling circulating oil chamber (5) is in sealing connection with the second surface of the fuel combustion module;
the inside of the hollow cavity of the fuel combustion module is provided with a fuel preheating evaporation cavity (2); a fuel steam superheating chamber (3) is arranged inside the hollow chamber of the fuel reforming module;
a groove serving as a hollow fuel reforming chamber (4) is arranged on the first surface of the fuel reforming module;
a cover plate which is connected with the peripheral edge of the opening end in a sealing way is arranged on the opening end face of the groove of the fuel reforming chamber (4).
A groove serving as a reforming tail row chamber (6) is formed in the surface of the cover plate of the groove opening end of the fuel reforming chamber (4) at one side away from the fuel reforming chamber (4);
the open end of the groove of the reforming tail row chamber (6) is provided with a cover plate which is connected with the peripheral edge of the open end in a sealing way.
A groove serving as an air preheating chamber (7) is formed in the surface of one side, far away from the reforming tail row chamber (6), of the cover plate of the reforming tail row chamber (6);
the open end of the groove of the air preheating chamber (7) is provided with a cover plate which is connected with the peripheral edge of the open end in a sealing way.
A groove serving as a combustion tail row chamber (8) is formed in the surface of one side, far away from the air preheating chamber (7), of the cover plate of the air preheating chamber (7);
the open end of the groove of the combustion tail row chamber (8) is provided with a combustion tail row chamber cover plate (9) which is connected with the peripheral edge of the open end in a sealing way.
Namely, the fuel combustion chamber (1) is clamped between the fuel preheating evaporation chamber (2) and the fuel steam overheating chamber (3);
a burner inlet (A) and a burner outlet (B) which are communicated with the fuel combustion chamber (1) are arranged on the peripheral wall surface of the fuel combustion module;
a reformed gas (G) and a reformed gas outlet (H) which are communicated with the fuel reforming chamber (4) are arranged on the peripheral wall surface of the fuel reforming module;
evaporator inlets (E) communicated with the fuel preheating evaporation chamber (2) are arranged on the peripheral wall surface of the fuel combustion module;
evaporator outlets (F) communicated with the fuel steam overheating chamber are arranged on the peripheral wall surface of the fuel reforming module;
the fuel preheating evaporation chamber (2) is communicated with the fuel steam overheating chamber (3) through a pipeline; the communication pipeline is arranged at the opposite distal ends of the evaporator inlet and the evaporator outlet;
the evaporator outlet (F) is in communication with the reformed gas inlet (G).
More than 2 baffle plates are arranged in the fuel combustion chamber (1), and a serpentine flow channel is formed between the inlet and the outlet through the baffle plates;
more than 2 baffle plates are arranged in the fuel reforming chamber (4), and a serpentine flow passage is formed between the inlet and the outlet through the baffle plates.
More than 2 baffle plates are arranged in the reforming tail-row chamber (6), and a serpentine flow channel is formed between the inlet and the outlet through the baffle plates; more than 1 radiating fins parallel to the baffle plates are arranged between the adjacent baffle plates.
More than 2 baffle plates are arranged in the air preheating chamber (7), and a serpentine flow channel is formed between the inlet and the outlet through the baffle plates; more than 1 radiating fins parallel to the baffle plates are arranged between the adjacent baffle plates.
More than 2 baffle plates are arranged in the combustion tail row chamber (8), and a serpentine flow channel is formed between the inlet and the outlet through the baffle plates; more than 1 radiating fins parallel to the baffle plates are arranged between the adjacent baffle plates.
The internal hollow chamber of the fuel combustion module is a fuel preheating evaporation chamber (2); the internal hollow chamber of the fuel reforming module is a fuel steam superheating chamber (3);
a platy cooling circulation module is arranged on the second surface of the fuel combustion module, and a cooling circulation medium chamber (5) is arranged on one side of the cooling circulation module, which is attached to the fuel combustion module;
a coolant inlet (K) and a coolant outlet (L) which are communicated with the cooling circulation medium chamber (5) are arranged on the peripheral wall surface of the cooling circulation module.
An air preheating module is arranged at one side of the fuel reforming chamber (4); one side of the fuel reforming chamber of the air preheating module is an air preheating chamber (7);
an air inlet (M) and an air outlet (N) which are communicated with the air preheating chamber (7) are arranged on the peripheral wall surface of the air preheating module.
An outlet (J) of the reforming tail row cavity (6) is connected with an anode inlet of the battery and is used for providing battery fuel; the outlet (L) of the circulating oil chamber (5) is connected with the inlet of a cooling channel of the battery and is used for preheating in the starting stage and radiating in the running stage of the battery.
An outlet (N) of the air preheating chamber (7) is connected to a cathode inlet of the battery for providing a battery oxidant.
The fuel processor is applied to a high-temperature proton exchange membrane fuel cell.
The whole adopts a layered rectangular modularized structure, takes a burner module as a center, and fills a combustion catalyst into an internal serpentine flow field to provide a uniform heat source; the circular channel structure close to the lower side of the combustion chamber is an inlet section of the evaporation chamber for providing reforming reaction gas and is mainly used for preheating and vaporizing reforming reaction liquid; the overheating chamber which is close to the upper side of the combustion chamber and is structured to be the reforming reaction gas is communicated with the evaporation chamber which is close to the lower side of the combustion chamber, the reforming reaction liquid enters the chamber after being preheated and evaporated by the evaporation chamber at the lower layer, the temperature is increased to be ready for entering the reformer, and the temperature of the reforming gas inlet is increased, so that the improvement of the reforming efficiency is facilitated; the upper structure of the overheating chamber is a reforming reaction chamber, and is communicated with the overheating chamber, and high-temperature reformed gas enters the chamber for reaction to generate hydrogen-rich reaction gas; the structure close to the lower layer evaporation cavity is a circulating cooling oil cavity and is mainly used for preheating in the system starting stage and cooling the operating condition pile; the reforming reaction chamber is a tail row chamber for generating hydrogen-rich reaction gas, the filter materials are directly connected with the electric pile to participate in the reaction, the reforming reaction chamber is an air preheating chamber for participating in the electric pile reaction, and the outermost layer of the air preheating chamber is a combustion gas tail row chamber.
The upper layer and the lower layer of evaporation and overheating chambers wrap the burner, so that the heat of the burner is fully utilized, and the temperature is high and the evaporation is fast; the upper side of the overheating cavity is closely adjacent to the reforming cavity, and the overheating cavity is gas, so that the heat capacity is small, the heat absorption is less, and the heating and the reaction heat absorption of the reforming cavity are not influenced; the lower side of the evaporation chamber is closely adjacent to the circulating cooling oil chamber, reforming reaction liquid is not introduced during starting operation, no evaporation is used for absorbing heat, the heat of the combustion chamber can fully heat the circulating oil and the reforming chamber at the same time, the whole system is used for rapid preheating, the circulating oil is not expected to absorb a large amount of heat from the combustion chamber due to excessive heat after the system is operated, the reforming reaction liquid evaporation chamber closely adjacent to the combustion chamber in the operation state is approximately isolated from the combustion chamber, a large amount of heat is required to be absorbed during evaporation, and the heat is absorbed from the circulating cooling oil chamber while the heat is absorbed from the combustion chamber, so that the problems are solved, and the heat dissipation of cooling oil is facilitated; the air preheating chamber is positioned between the reforming gas tail gas exhaust chamber and the combustion gas tail gas exhaust chamber, is heated by two sides, preheats air, solves the problem of low air inlet temperature of the electric pile, simultaneously cools and cools the reforming tail gas, ensures that the temperature of hydrogen-rich fuel gas entering the electric pile is not too high, simultaneously recovers the heat of high-temperature combustion tail gas, reduces the temperature of the tail gas, and improves the heat utilization rate.
Drawings
FIG. 1 is a schematic overall view of a fuel processor of the present invention.
The internal structure of the burner shown in fig. 2 is schematically shown in fig. 1.
Fig. 3 shows a schematic diagram of the structure of the preheating evaporation chamber and the steam superheating chamber in fig. 1.
The internal structure of the reformer shown in fig. 4 is schematically shown in fig. 1.
The internal structure of the circulating cooling oil chamber shown in fig. 5 is schematically shown in fig. 1.
The internal structure of the reforming tail, air preheating and combustion tail shown in fig. 6 is schematically shown in fig. 1.
Fig. 7 shows a schematic diagram of the structure after welding and assembling 1.
In the figure: A. burner inlet, burner outlet, burner tail chamber inlet, burner tail chamber outlet, E evaporator inlet, F evaporator outlet, G reforming chamber inlet, H reforming chamber outlet, I reforming tail chamber inlet, J reforming tail chamber outlet K. Cycle oil inlet, L. cycle oil outlet, M. air inlet, N. air outlet
1. The device comprises a combustion chamber, a preheating evaporation chamber, a steam superheating chamber, a reforming chamber, a cooling circulating oil chamber, a reforming tail row chamber, an air preheating chamber, a combustion tail row chamber and a combustion tail row chamber cover plate.
Detailed Description
The invention will be described in detail below with reference to the drawings and the detailed description.
As shown in fig. 1, the fuel processor comprises a combustion chamber 1, a preheating evaporation chamber 2, a steam superheating chamber 3, a reforming chamber 4, a cooling circulating oil chamber 5, a reforming tail chamber 6, an air preheating chamber 7, a combustion tail chamber 8 and a combustion tail chamber cover plate 9 which are sequentially stacked; in the system starting stage, the reforming reaction liquid is vaporized by means of an electric heating rod and is mixed with air to be used as a burner fuel, in the system running stage, cathode and anode tail gas of the electric pile is mixed to be used as a burner fuel, the two-stage fuel enters the combustion chamber 1 through the burner inlet A to catalyze and burn and release heat, the combustion tail gas enters from the outlet B, enters from the inlet C of the combustion tail gas discharge chamber 8 and is discharged from the outlet D, as shown in figures 1 and 2; the reforming reaction liquid enters the preheating evaporation chamber 2 through the evaporator inlet E for preheating evaporation and vaporization, steam enters the steam superheating chamber 3 communicated with the evaporation chamber 2, the temperature is continuously increased, the steam is discharged from the outlet F, then enters the reforming chamber 4 communicated with the steam superheating chamber 3 from the reforming inlet G to generate hydrogen-rich reaction gas, the hydrogen-rich reaction gas is discharged from the reforming outlet H, enters the inlet I of the reforming tail-row chamber 6, is discharged from the outlet J, and enters the electric pile for reaction after being cooled, as shown in figures 1, 3 and 4; the cooling circulating oil enters the chamber 5 through the inlet K and flows out from the outlet L, as shown in fig. 5, the heat of the combustion chamber can fully and directly heat the circulating oil and the reforming chamber at the same time when the system is started, the oil temperature is rapidly increased to heat the electric pile, the whole system is facilitated to be rapidly preheated, after the system is operated, the reforming reaction liquid evaporation chamber closely attached to the system isolates the system from the combustion chamber, and the evaporation absorbs heat from the combustion chamber and also absorbs heat from the circulating cooling oil chamber, so that the heat dissipation of the cooling oil is facilitated; as shown in fig. 6, air enters the preheating chamber 7 through the inlet M, is discharged from the outlet N and enters the electric pile to participate in the reaction, and the preheating chamber is positioned between the reformed gas tail gas discharge chamber 6 and the combustion gas tail gas discharge chamber 8, is heated by two sides, and is preheated, so that the problem that the air inlet temperature of the electric pile is low (including low-temperature operation working conditions) is solved, and meanwhile, the reformed tail gas is cooled, so that the temperature of hydrogen-rich fuel gas entering the electric pile is not too high, and meanwhile, the heat of high-temperature combustion tail gas is recovered, the temperature of the tail gas is reduced, and the heat utilization rate is improved.
The serpentine flow field in the combustion chamber 1 is filled with combustion catalyst to provide a uniform heat source; as shown in fig. 2; the preheating evaporation chamber 2 and the steam superheating chamber 3 adopt parallel interval cylindrical channels, so that the heat of the burner can be smoothly transferred through the connecting part, as shown in fig. 3; the reforming chamber 4 adopts a serpentine baffling channel, so that the reaction path and the residence time of the reaction are increased, and the reaction efficiency is improved, as shown in fig. 4; the cooling circulation oil chamber 5, the reforming tail row chamber 6, the air preheating chamber 7 and the combustion tail row chamber 8 all adopt serpentine baffling channels, and a fin type structure is built in to enhance heat transfer, as shown in figures 5 and 6; the combustion chamber 1 and the reforming chamber 4 have the same structure, the circulating oil chamber 5, the reforming tail row chamber 6, the air preheating chamber 7 and the combustion tail row chamber 8 have the same structure, are convenient to manufacture and compact in modularization, can be made into a detachable type, can be sealed by a sealing rubber pad, can also be made into a welded type, and are combined as shown in fig. 7.
Taking the fuel processor of the invention for the methanol steam reforming hydrogen production process as an example, taking 60% volume content of methanol aqueous solution as a reforming reaction solution, the mass flow is 0.00029kg/s, after the system is operated, the temperature of a combustion chamber is between 300 and 400 ℃, a platinum alumina catalyst is filled between the combustion chamber and the combustion chamber, the platinum content is 0.5%, the reforming reaction solution enters a preheating evaporator 2 at the normal temperature of 25 ℃, the temperature after vaporization is about 120 ℃, the steam temperature reaches about 200 ℃ after passing through the overheating chamber 3, the temperature of the reforming chamber is between 220 and 300 ℃, and CuO/ZnO/Al is filled between the reforming chamber and the combustion chamber 2 O 3 The catalyst is used for preheating air entering the electric pile by reforming tail gas and combustion tail gas, so that the air with the mass flow rate of 0.00148kg/s is increased to about 140 ℃ from normal temperature of 25 ℃, the temperature of the reforming tail gas is reduced to about 160 ℃, the temperature of the combustion tail gas is reduced to about 120 ℃, the hydrogen content of a chromatographic reforming tail device is about 75 percent (volume), the standard flow rate of hydrogen is about 21L/min, and the carbon monoxide content is lower than 1 percent (volume), and the catalyst can be used for hydrogen meeting the working condition of 1kW of the generated energy of the operation of the electric pile of the fuel cell; the mass flow of the circulating cooling oil is 0.1kg/s, the evaporation chamber has no fluid in the starting stage, the heat of the combustion chamber is directly and rapidly transferred to the circulating oil cavity, the oil temperature is increased from the normal temperature of 25 ℃ to 155 ℃ for 5-8 min, and the electric pile is preheated to the proper temperature during the period, so that the starting time is greatly shortened; after the system is operated, the circulating oil is used for cooling the electric pile, the temperature rise (155-160 ℃) is about 5 ℃ after the heat of the electric pile is absorbed, then the temperature rise heat of 5 ℃ is dissipated for cyclic utilization, the evaporating chamber continuously absorbs heat at the moment, the temperature is between 25-120 ℃, the oil circulating chamber is separated from the high-temperature combustion chamber, redundant heat transfer is avoided, and meanwhile, the heat of the oil side is absorbed, so that the heat dissipation of oil is facilitated.
The fuel processor has a highly compact modularized structure, comprises a system comprising a combustor, a reformer, an evaporator and the like, has comprehensive functions, reasonable arrangement and high comprehensive energy utilization rate, solves the problems of quick start, low-temperature operation and the like, is particularly suitable for the field of hydrogen production reaction by reforming methanol vapor in a high-temperature proton exchange membrane fuel cell (HT-PEMFC), and effectively improves the efficiency of the fuel processor and a fuel cell system.
Claims (13)
1. A modular fuel processor, characterized by: the device comprises a fuel combustion module and a fuel reforming module, wherein the fuel combustion module and the fuel reforming module are both in a flat plate structure with a hollow cavity; the first surface of the flat plate of the fuel combustion module and the second surface of the flat plate of the fuel reforming module are oppositely arranged at intervals, an annular sealing plate is arranged at the peripheral edge of a gap between the first surface of the flat plate of the fuel combustion module and the second surface of the flat plate of the fuel reforming module, and two ends of the annular sealing plate are respectively connected with the peripheral edge of the first surface of the fuel combustion module and the peripheral edge of the second surface of the fuel reforming module in a sealing way to form a hollow fuel combustion chamber (1); namely, the fuel combustion chamber (1) is clamped between the fuel preheating evaporation chamber (2) and the fuel steam overheating chamber (3);
a burner inlet (A) and a burner outlet (B) which are communicated with the fuel combustion chamber (1) are arranged on the peripheral wall surface of the fuel combustion module;
a reformed gas inlet (G) and a reformed gas outlet (H) which are communicated with the fuel reforming chamber (4) are arranged on the peripheral wall surface of the fuel reforming module;
evaporator inlets (E) communicated with the fuel preheating evaporation chamber (2) are arranged on the peripheral wall surface of the fuel combustion module;
evaporator outlets (F) communicated with the fuel steam overheating chamber are arranged on the peripheral wall surface of the fuel reforming module;
the fuel preheating evaporation chamber (2) is communicated with the fuel steam overheating chamber (3) through a pipeline; the communication pipeline is arranged at the opposite distal ends of the evaporator inlet and the evaporator outlet;
the evaporator outlet (F) is communicated with the reformed gas inlet (G);
a cover plate is arranged on one side of the second surface of the fuel combustion module, a groove serving as a cooling circulating oil chamber (5) is formed in the surface of one side of the cover plate, close to the fuel combustion module, and the periphery edge of the opening end of the cooling circulating oil chamber (5) is in sealing connection with the second surface of the fuel combustion module;
the inside of the hollow cavity of the fuel combustion module is provided with a fuel preheating evaporation cavity (2); a fuel steam superheating chamber (3) is arranged inside the hollow chamber of the fuel reforming module;
a groove serving as a hollow fuel reforming chamber (4) is arranged on the first surface of the fuel reforming module;
a cover plate which is connected with the peripheral edge of the opening end in a sealing way is arranged on the opening end face of the groove of the fuel reforming chamber (4).
2. The fuel processor of claim 1, wherein:
a groove serving as a reforming tail row chamber (6) is formed in the surface of the cover plate of the groove opening end of the fuel reforming chamber (4) at one side away from the fuel reforming chamber (4);
the open end of the groove of the reforming tail row chamber (6) is provided with a cover plate which is connected with the peripheral edge of the open end in a sealing way.
3. The fuel processor of claim 2, wherein:
a groove serving as an air preheating chamber (7) is formed in the surface of one side, far away from the reforming tail row chamber (6), of the cover plate of the reforming tail row chamber (6);
the open end of the groove of the air preheating chamber (7) is provided with a cover plate which is connected with the peripheral edge of the open end in a sealing way.
4. The fuel processor of claim 3, wherein:
a groove serving as a combustion tail row chamber (8) is formed in the surface of one side, far away from the air preheating chamber (7), of the cover plate of the air preheating chamber (7);
the open end of the groove of the combustion tail row chamber (8) is provided with a combustion tail row chamber cover plate (9) which is connected with the peripheral edge of the open end in a sealing way.
5. The fuel processor of claim 1, wherein:
more than 2 baffle plates are arranged in the fuel combustion chamber (1), and a serpentine flow channel is formed between the inlet and the outlet through the baffle plates;
more than 2 baffle plates are arranged in the fuel reforming chamber (4), and a serpentine flow passage is formed between the inlet and the outlet through the baffle plates.
6. The fuel processor of claim 2, wherein:
more than 2 baffle plates are arranged in the reforming tail-row chamber (6), and a serpentine flow channel is formed between the inlet and the outlet through the baffle plates; more than 1 radiating fins parallel to the baffle plates are arranged between the adjacent baffle plates.
7. The fuel processor of claim 3, wherein:
more than 2 baffle plates are arranged in the air preheating chamber (7), and a serpentine flow channel is formed between the inlet and the outlet through the baffle plates; more than 1 radiating fins parallel to the baffle plates are arranged between the adjacent baffle plates.
8. The fuel processor of claim 4, wherein:
more than 2 baffle plates are arranged in the combustion tail row chamber (8), and a serpentine flow channel is formed between the inlet and the outlet through the baffle plates; more than 1 radiating fins parallel to the baffle plates are arranged between the adjacent baffle plates.
9. The fuel processor of claim 1, wherein:
the internal hollow chamber of the fuel combustion module is a fuel preheating evaporation chamber (2); the internal hollow chamber of the fuel reforming module is a fuel steam superheating chamber (3);
a platy cooling circulation module is arranged on the second surface of the fuel combustion module, and a cooling circulation medium chamber (5) is arranged on one side of the cooling circulation module, which is attached to the fuel combustion module;
a coolant inlet (K) and a coolant outlet (L) which are communicated with the cooling circulation medium chamber (5) are arranged on the peripheral wall surface of the cooling circulation module.
10. The fuel processor of claim 1, wherein:
an air preheating module is arranged at one side of the fuel reforming chamber (4); one side of the fuel reforming chamber of the air preheating module is an air preheating chamber (7);
an air inlet (M) and an air outlet (N) which are communicated with the air preheating chamber (7) are arranged on the peripheral wall surface of the air preheating module.
11. The fuel processor of claim 1, wherein:
an outlet (J) of the reforming tail row cavity (6) is connected with an anode inlet of the battery and is used for providing battery fuel; the outlet (L) of the circulating oil chamber (5) is connected with the inlet of a cooling channel of the battery and is used for preheating in the starting stage and radiating in the running stage of the battery.
12. The fuel processor of claim 3, wherein:
an outlet (N) of the air preheating chamber (7) is connected to a cathode inlet of the battery for providing a battery oxidant.
13. Use of a fuel processor according to any one of claims 1 to 12 in a high temperature proton exchange membrane fuel cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911259402.2A CN112952163B (en) | 2019-12-10 | 2019-12-10 | Modularized fuel processor and application |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911259402.2A CN112952163B (en) | 2019-12-10 | 2019-12-10 | Modularized fuel processor and application |
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| Publication Number | Publication Date |
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| CN112952163A CN112952163A (en) | 2021-06-11 |
| CN112952163B true CN112952163B (en) | 2023-09-19 |
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| CN201911259402.2A Active CN112952163B (en) | 2019-12-10 | 2019-12-10 | Modularized fuel processor and application |
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|---|---|---|---|---|
| CN113707920B (en) * | 2021-08-27 | 2022-10-11 | 中南大学 | Alcohol reforming fuel cell system |
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