CN214734511U - W-shaped flat plate microchannel autothermal reforming hydrogen production reactor - Google Patents

W-shaped flat plate microchannel autothermal reforming hydrogen production reactor Download PDF

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Publication number
CN214734511U
CN214734511U CN202120513887.XU CN202120513887U CN214734511U CN 214734511 U CN214734511 U CN 214734511U CN 202120513887 U CN202120513887 U CN 202120513887U CN 214734511 U CN214734511 U CN 214734511U
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substrate
cover plate
plate
catalyst
partition
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漆波
刘琳
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University of South China
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University of South China
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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 W-shaped flat plate microchannel autothermal reforming hydrogen production reactor comprises an upper cover plate, a lower cover plate and a W-shaped microchannel reaction unit. The upper cover plate and the lower cover plate are provided with a product inlet, a reactant outlet and fastening bolt holes. The W-shaped microchannel reaction unit comprises first to fourth substrates and first to third partition plates, the length and width of the first to fourth substrates and the first to third partition plates are the same as those of the upper cover plate and the lower cover plate, and the first to fourth substrates and the first to third partition plates are fixedly arranged through fastening bolts; the lower end surfaces of the first substrate and the third substrate and the upper end surfaces of the second substrate and the fourth substrate are respectively provided with a catalytic reforming catalyst, and the lower end surface of the second substrate and the upper end surface of the third substrate are respectively provided with a multi-stage catalytic oxidation catalyst to form a W-shaped flat plate microchannel. The utility model discloses compact structure carries out good coupling with catalytic oxidation reaction and steam reforming reaction, has reduced the temperature of reactor and catalyst bed, has reduced the noble metal catalyst quantity, and the cost is reduced is applicable to the autothermal reforming hydrogen manufacturing of different hydrocarbon fuel and alcohols, has better market prospect.

Description

W-shaped flat plate microchannel autothermal reforming hydrogen production reactor
Technical Field
The utility model relates to a fuel cell field, especially a W type flat plate microchannel autothermal reforming hydrogen production reactor for fuel cell provides hydrogen source.
Background
With the development of fuel cells, it has been a hot issue to provide a hydrogen source for mobile or distributed fuel cells by reforming reaction using fossil fuels such as hydrocarbon fuel and alcohols. Although experimental and commercial development of fuel cells is carried out, hydrogen sources are still one of the important factors limiting the popularization and development of fuel cells.
The autothermal reforming hydrogen production does not need to provide an additional heat source, and is one of the main ways for reforming fossil fuels such as hydrocarbon fuels and alcohols to produce hydrogen at present. However, the autothermal reforming method has the following problems: (1) in the autothermal reforming reaction, because the fuel oxidation reaction rate is far faster than that of the steam reforming reaction, the in-situ coupling of endothermic and exothermic reactions is difficult to realize, and the existence of large hot point temperature and cold point temperature which can cause the problems of catalyst sintering, inactivation and the like in a reactor is difficult to avoid, and the existence of the cold point temperature can obviously reduce the utilization rate of the catalyst; (2) the autothermal reforming reaction mostly adopts expensive noble metal catalyst, thus increasing the cost of hydrogen production. Therefore, how to effectively reduce the hot spot temperature in the reactor and the catalytic coating and reduce the amount of the noble metal catalyst is a problem to be paid attention to and solved at present.
Disclosure of Invention
The utility model aims at overcoming the above-mentioned not enough of prior art and providing a dull and stereotyped microchannel of W type autothermal reforming hydrogen production reactor, through the structure of improvement reactor and the arrangement of catalyst for fuel catalytic oxidation reaction and steam reforming reaction can be good the coupling together, reduce the hot temperature of reactor, improve the utilization efficiency of catalyst, reduce the use amount of noble metal catalyst.
The technical scheme of the utility model is that: the W-shaped flat plate microchannel autothermal reforming hydrogen production reactor comprises an upper cover plate, a lower cover plate and a W-shaped microchannel reaction unit.
The upper cover plate is a rectangular plate, a product inlet and a reactant outlet are arranged at one end of the upper cover plate side by side, and a plurality of first fastening bolt holes are formed in the periphery of the upper cover plate; the lower cover plate and the upper cover plate are the same in shape, and a plurality of second fastening bolt holes are formed in the periphery of the lower cover plate and the periphery of the upper cover plate, wherein the positions of the second fastening bolt holes are the same as those of the first fastening bolt holes.
The microchannel reaction unit comprises a first substrate, a second substrate, a third substrate, a fourth substrate, a first partition plate, a second partition plate and a third partition plate; the length and width dimensions of the first base plate, the second partition plate, the third base plate, the third partition plate and the fourth base plate are the same as those of the upper cover plate and the lower cover plate, and the first base plate, the first partition plate, the second base plate, the second partition plate, the third base plate, the third partition plate and the fourth base plate are fixedly arranged through fastening bolts in sequence from top to bottom.
The lower end face of the first substrate is provided with a catalytic reforming catalyst, the upper end face of the second substrate is provided with a catalytic reforming catalyst, the lower end face of the second substrate is provided with two sections of catalytic oxidation catalysts, the second substrate is provided with a rectangular opening at the rear sections of the catalytic reforming catalyst and the catalytic oxidation catalyst, the upper end face of the third substrate is provided with two sections of catalytic oxidation catalysts, the lower end face of the third substrate is provided with a catalytic reforming catalyst, the third substrate is provided with a rectangular opening at the rear sections of the catalytic reforming catalyst and the catalytic oxidation catalyst, the upper end face of the fourth substrate is provided with a catalytic reforming catalyst, one end of each of the first substrate, the second substrate, the third substrate and the fourth substrate are arranged in the same position, a product inlet and a reactant outlet are arranged in parallel, and a plurality of third fastening bolt holes are arranged in the same positions as the first fastening bolt holes in the periphery.
The first partition plate, the second partition plate and the third partition plate are arranged in parallel, a product inlet and a reactant outlet are arranged at the same position of one end of each of the first partition plate, a plurality of third fastening bolt holes with the same position as the first fastening bolt holes are arranged at the same positions on the periphery of the first partition plate, rectangular reaction channels and rectangular communication channels are arranged on the first partition plate, first transitional channels which are gradually enlarged are arranged from reactants of the first partition plate and the third partition plate to the reactant outlet, second transitional channels which are gradually enlarged are arranged between the product inlet of the second partition plate and the rectangular reaction channels, and the first transitional channels and the second transitional channels are mirror images.
The utility model discloses further technical scheme is: the upper cover plate and the lower cover plate are both stainless steel plates or aluminum plates with the thickness of more than 10mm, and the distance between the first fastening bolt holes is 3 cm; the thicknesses of the first substrate, the second substrate, the third substrate and the fourth substrate are 0.1-0.2 mm respectively, the materials are stainless steel or aluminum materials, the thicknesses of the first partition board, the second partition board and the third partition board are 0.2-0.5 mm respectively, the materials are stainless steel or aluminum materials, and the thicknesses of the first partition board and the third partition board are the same and are not smaller than the thickness of the second partition board.
The utility model discloses still further technical scheme is: the catalytic reforming catalyst and the catalytic oxidation catalyst are coated or sprayed to prepare a catalyst coating, and the thickness of the catalyst coating is 30-50 microns; the catalytic reforming catalyst is a nickel-based catalyst or a copper-based catalyst, the catalytic oxidation catalyst is arranged in two or three sections in a discontinuous arrangement mode, and no catalyst is arranged at the distance of 1/3 on the front section of the substrate on which the catalytic oxidation catalyst is arranged.
The utility model discloses a further technical scheme is: and the peripheries of the upper cover plate, the lower cover plate and the pipeline connected with the product inlet and the reactant outlet are all provided with heat-insulating layers.
The utility model discloses a further technical scheme is: the number of the W-shaped micro-channel reaction units is more than two, more than two W-shaped micro-channel reaction units are arranged between the upper cover plate and the lower cover plate in a laminated mode, and the more than two W-shaped micro-channel reaction units are fixedly installed together with the upper cover plate and the lower cover plate through fastening bolts.
Compared with the prior art, the utility model has the following characteristics:
1. the utility model discloses a W type microchannel structure of reactor, with the better coupling of fuel catalytic oxidation reaction and fuel steam reforming reaction together, reduced the hotspot temperature in reactor and the catalytic coating, avoided the sintering inactivation of catalyst, improved the utilization ratio of catalyst.
2. The utility model reduces the using amount of the noble metal catalyst for autothermal reforming, selects the catalyst with lower price, and reduces the hydrogen production cost.
3. The utility model discloses need not external extra heat source that provides, provide the hydrogen source for portable or distributed fuel cell through fuel self-heating reforming, be applicable to domestic, civilian and small-size enterprise etc. have improved the application range of battery.
The detailed structure of the present invention will be further described with reference to the accompanying drawings and the detailed description.
Drawings
FIG. 1 is a schematic structural view of an upper cover plate;
FIG. 2 is a schematic structural view of a lower cover plate;
FIG. 3 is a schematic structural diagram of a first substrate;
FIG. 4 is a cross-sectional view of a first substrate;
FIG. 5 is a schematic structural diagram of a second substrate;
FIG. 6 is a bottom view of FIG. 5;
FIG. 7 is a cross-sectional view of a second substrate;
FIG. 8 is a schematic structural diagram of a third substrate;
FIG. 9 is a bottom view of FIG. 8;
FIG. 10 is a cross-sectional view of a third substrate;
FIG. 11 is a schematic structural diagram of a fourth substrate;
FIG. 12 is a cross-sectional view of a fourth substrate;
FIG. 13 is a schematic structural view of the first and third partition plates;
FIG. 14 is a cross-sectional view of FIG. 13;
FIG. 15 is a schematic view of a second separator plate;
FIG. 16 is a top view of a W-shaped microchannel reaction unit;
FIG. 17 is a cross-sectional view A-A1 of FIG. 16;
FIG. 18 is a cross-sectional view A-A2 of FIG. 16;
FIGS. 19 and 20 are medium flow diagrams of W-shaped flow channels in the operation of the autothermal reforming reactor with W-shaped flat microchannels.
Detailed Description
In a first embodiment, as shown in fig. 1 to 20, a W-shaped flat-plate microchannel autothermal reforming hydrogen production reactor includes an upper cover plate 1, a lower cover plate 2, and a W-shaped microchannel reaction unit 3, where the upper cover plate 1 is a rectangular plate, one end of which is provided with a product inlet 1-1 and a reactant outlet 1-2 side by side, and a plurality of first fastening bolt holes 1-3 are arranged around the upper cover plate 1. The pitch of the first bolt holes 1-3 is controlled to be around 3cm, as shown in fig. 1.
The lower cover plate 2 has the same structure as the upper cover plate 1, and is provided with a plurality of second fastening bolt holes 2-1 at the same positions as the first fastening bolt holes 1-3 at the periphery thereof, as shown in fig. 2 and 1. The upper cover plate 1 and the lower cover plate 2 are used for ensuring the strength of the whole reactor, and a certain thickness is required to be ensured, and a stainless steel plate or an aluminum plate with the thickness of more than 10mm is selected in the embodiment.
The W-shaped microchannel reaction unit 3 comprises a first substrate 3-1, a second substrate 3-2, a third substrate 3-3, a fourth substrate 3-4, a first partition plate 3-5, a second partition plate 3-6 and a third partition plate 3-7. The length and width dimensions of the first substrate 3-1, the second substrate 3-2, the third substrate 3-3, the fourth substrate 3-4, the first partition plate 3-5, the second partition plate 3-6 and the third partition plate 3-7 are the same as those of the upper cover plate and the lower cover plate, and the first substrate 3-1, the first partition plate 3-5, the second substrate 3-2, the second partition plate 3-6, the third substrate 3-3, the third partition plate 3-7 and the fourth substrate 3-4 are sequentially fixed through fastening bolts from top to bottom.
A catalytic reforming catalyst 4 is disposed on the lower end surface of the first substrate 3-1. The upper end face of the second substrate 3-2 is provided with a catalytic reforming catalyst 4, the lower end face is provided with two sections of catalytic oxidation catalysts 5, and the second substrate 3-2 is provided with a rectangular opening 3-2-1 at the rear section of the catalytic reforming catalyst 4 and the catalytic oxidation catalysts 5. The upper end face of the third substrate 3-3 is provided with two sections of catalytic oxidation catalysts 5, the lower end face is provided with a catalytic reforming catalyst 4, and the third substrate 3-3 is provided with a rectangular opening 3-3-1 at the rear section of the catalytic reforming catalyst 4 and the catalytic oxidation catalyst 5. The upper end face of the fourth substrate 3-4 is arranged with a catalytic reforming catalyst 4. The catalytic reforming catalyst and the catalytic oxidation catalyst are uniformly arranged on the end face of the substrate. The first substrate 3-1, the second substrate 3-2, the third substrate 3-3, the fourth substrate 3-4 are all provided with a product inlet and a reactant outlet at the same position, a plurality of third fastening bolt holes 6 at the same position as the first fastening bolt holes 1-3 are arranged at the same position around the first substrate, the thickness of the substrate is 0.1-0.2 mm, the material is stainless steel or aluminum, the material is selected according to different fuel types, for example, if methane catalytic auto-thermal reforming reaction is adopted, the substrate is selected to be stainless steel, and if methanol auto-thermal reforming reaction is adopted, the substrate is selected to be aluminum.
The catalytic reforming catalyst 4 and the catalytic oxidation catalyst 5 are coated or sprayed to prepare a catalyst coating, and the thickness of the catalyst coating is 30-50 microns. The catalytic reforming catalyst 4 mainly performs a hydrogen production reaction by steam reforming of hydrocarbon fuel, and is a nickel-based catalyst for the catalytic autothermal reforming reaction of methane and a copper-based catalyst for the autothermal reforming reaction of methanol. The catalytic oxidation catalyst 5 mainly performs a hydrogen production reaction by reforming hydrocarbon fuel steam, selects noble metal catalysts such as Pt and the like, and is divided into two sections by adopting an intermittent arrangement mode to be arranged on the substrate, a certain distance is reserved between every two sections of coatings, and about 1/3 is reserved on the front section of the substrate on which the catalytic oxidation catalyst 5 is arranged as a preheating section, so that the temperature of products at the outlet of the reactor is reduced.
And a product inlet and a reactant outlet are arranged at the same positions at one end of each of the first partition plate 3-5, the second partition plate 3-6 and the third partition plate 3-7 side by side, and a plurality of third fastening bolt holes 7 with the same positions as the fastening bolt holes 1-3 of the upper cover plate 1 are arranged at the same positions around the product inlet and the reactant outlet. Rectangular reaction channels 8 and rectangular communication channels 9 are arranged on the first partition plates 3-5, the second partition plates 3-6 and the third partition plates 3-7, first transition channels 10 which are gradually enlarged are arranged from reactants of the first partition plates 3-5 and the third partition plates 3-7 to reactant outlets, so that products can be gradually gathered to the reactant outlets, and second transition channels 11 which are gradually enlarged are arranged between the product inlets of the second partition plates 3-6 and the rectangular reaction channels 8, so that the reactants can uniformly enter a reaction interval. A first reforming reaction channel is formed at the lower end surface of the first substrate 3-1 and the upper end surface of the second substrate 3-2, a catalytic reaction channel is formed at the lower end surface of the second substrate 3-2 and the upper end surface of the third substrate 3-3, and a second reforming reaction channel is formed at the lower end surface of the third substrate 3-3 and the upper end surface of the fourth substrate 3-4. The first reforming reaction channel, the catalytic reaction channel and the second reforming reaction channel are communicated with each other through a rectangular reaction channel 8 and a rectangular communication channel 9 on a first clapboard 3-5, a second clapboard 3-6 and a third clapboard 3-7 respectively to form a W-shaped flat plate micro-channel, and the shapes of a first transitional channel 10 and a second transitional channel 11 are mirror images of each other.
The metal material has better plastic deformation, self-sealing can be realized under the fastening action of the fastening bolt, and the metal material which is consistent with the base plate is selected for the materials of the first partition plate 3-5, the second partition plate 3-6 and the third partition plate 3-7, so that the mechanical processing is easy. If the autothermal reforming reaction is performed in a high-pressure environment, a high-temperature resistant gasket material is selected and processed into the first separator 3-5, the second separator 3-6 and the third separator 3-7. The thicknesses of the first partition plate 3-5, the second partition plate 3-6 and the third partition plate 3-7 are 0.2-0.5 mm, and the thicknesses of the first partition plate 3-5 and the third partition plate 3-7 are the same and not less than the thickness of the second partition plate 3-6.
In order to further improve the working efficiency of the reactor and reduce the heat loss, the upper cover plate 1, the lower cover plate 2 and the peripheries of the pipelines connected with the product inlet 1-1 and the reactant outlet 1-2 are provided with heat insulating layers (not shown in the figure).
The second embodiment has the same structure as the first embodiment, except that: the catalytic oxidation catalyst 5 is divided into more than three sections and arranged on the substrate in an intermittent arrangement mode so as to improve the contact between reactants and the catalyst, shorten the reaction time and improve the reaction efficiency.
The third embodiment is the same as the first and second embodiments in structure, except that: the number of the W-shaped microchannel reaction units 3 is more than two, the more than two W-shaped microchannel reaction units 3 are arranged between the upper cover plate 1 and the lower cover plate 2 in a laminated mode, and the more than two W-shaped microchannel reaction units 3 are fixedly installed together with the upper cover plate 1 and the lower cover plate 2 through fastening bolts. The selection of the number of the W-shaped microchannel reaction units 3 is mainly adjusted according to the hydrogen quantity required by an external fuel cell, the power of the portable fuel cell and various distributed fuel cells is from several watts to several thousand kilowatts, and the W-shaped flat plate microchannel reactor can adjust the number and the structural size of the W-shaped microchannel reaction units 3 according to the requirements to meet the requirement of the hydrogen production quantity.
The utility model discloses a theory of operation and application method are: reactants such as mixed gas of hydrocarbon fuel, air and steam flow into the W-shaped flat plate microchannel autothermal reforming hydrogen production reactor through a product inlet 1-1 on the upper cover plate 1, sequentially enter each W-shaped microchannel reaction unit 3, enter the catalytic oxidation reaction channel of each W-shaped microchannel reaction unit 3, preheat the reactants by adjacent first and second reforming channels at the front section of the channel without catalysts, and then perform catalytic oxidation reaction under the action of the catalytic oxidation catalysts of the channels to supply heat for the adjacent fuel reforming hydrogen production reaction channels; the intermediate product after reaction flows into the upper and lower first reforming reaction channel and the second reforming reaction channel respectively to carry out steam reforming reaction, the flow cross section area in the two channels is enlarged, the speed is reduced, and therefore the contact reaction time of the intermediate product and the catalytic reforming catalyst 4 is prolonged, and the reaction is more thorough; the gas after the steam reforming reaction flows out through a reactant outlet 1-2 on the upper cover plate 1 to be collected and utilized, and the flow of the medium in the autothermal reforming hydrogen production reactor in the W-shaped flat plate microchannel is shown in fig. 19 and 20. The substrate is made of metal materials, so that the thickness is thin, the heat conducting property is good, and the action of the W-shaped flat plate micro-channel enables the fuel catalytic oxidation exothermic reaction carried out by the catalytic reaction channel to be quickly coupled with the fuel catalytic reforming endothermic reaction carried out by the first reforming reaction channel and the second reforming reaction channel, thereby effectively reducing the hot spot temperature and realizing the continuous autothermal reforming hydrogen production reaction.

Claims (5)

  1. A W-shaped flat plate microchannel autothermal reforming hydrogen production reactor is characterized in that: comprises an upper cover plate, a lower cover plate and a W-shaped micro-channel reaction unit;
    the upper cover plate is a rectangular plate, a product inlet and a reactant outlet are arranged at one end of the upper cover plate side by side, and a plurality of first fastening bolt holes are formed in the periphery of the upper cover plate; the lower cover plate and the upper cover plate are the same in shape, and a plurality of second fastening bolt holes which are the same as the first fastening bolt holes in position are formed in the periphery of the lower cover plate;
    the microchannel reaction unit comprises a first substrate, a second substrate, a third substrate, a fourth substrate, a first partition plate, a second partition plate and a third partition plate; the length and width dimensions of the first to fourth base plates and the first to third partition plates are the same as those of the upper cover plate and the lower cover plate, and the first base plate, the first partition plate, the second base plate, the second partition plate, the third base plate, the third partition plate and the fourth base plate are fixedly arranged by fastening bolts in sequence from top to bottom;
    a catalytic reforming catalyst is arranged on the lower end face of the first substrate, a catalytic reforming catalyst is arranged on the upper end face of the second substrate, two sections of catalytic oxidation catalysts are arranged on the lower end face of the second substrate, a rectangular opening is formed in the rear section of the catalytic reforming catalyst and the rear section of the catalytic oxidation catalyst of the second substrate, two sections of catalytic oxidation catalysts are arranged on the upper end face of the third substrate, a catalytic reforming catalyst is arranged on the lower end face of the third substrate, a rectangular opening is formed in the rear section of the catalytic reforming catalyst and the rear section of the catalytic oxidation catalyst of the third substrate, a catalytic reforming catalyst is arranged on the upper end face of the fourth substrate, a product inlet and a reactant outlet are arranged in parallel at the same position of one end of each of the first substrate, the second substrate and the third substrate at the same position of the periphery of the third substrate, and a plurality of third fastening bolt holes with the same position of the first fastening bolt holes are arranged at the same position of the periphery of the third substrate;
    the first partition plate, the second partition plate and the third partition plate are arranged in parallel, a product inlet and a reactant outlet are arranged at the same position of one end of each of the first partition plate, a plurality of third fastening bolt holes with the same position as the first fastening bolt holes are arranged at the same positions on the periphery of the first partition plate, rectangular reaction channels and rectangular communication channels are arranged on the first partition plate, first transitional channels which are gradually enlarged are arranged from reactants of the first partition plate and the third partition plate to the reactant outlet, second transitional channels which are gradually enlarged are arranged between the product inlet of the second partition plate and the rectangular reaction channels, and the first transitional channels and the second transitional channels are mirror images.
  2. 2. The W-shaped flat plate microchannel autothermal reforming reactor of claim 1, wherein: the upper cover plate and the lower cover plate are both stainless steel plates or aluminum plates with the thickness of more than 10mm, and the distance between the first fastening bolt holes is 3 cm; the thicknesses of the first substrate, the second substrate, the third substrate and the fourth substrate are 0.1-0.2 mm respectively, the materials are stainless steel or aluminum materials, the thicknesses of the first partition board, the second partition board and the third partition board are 0.2-0.5 mm respectively, the materials are stainless steel or aluminum materials, and the thicknesses of the first partition board and the third partition board are the same and are not smaller than the thickness of the second partition board.
  3. 3. The W-shaped flat plate microchannel autothermal reforming reactor of claim 1, wherein: the catalytic reforming catalyst and the catalytic oxidation catalyst are coated or sprayed to prepare a catalyst coating, and the thickness of the catalyst coating is 30-50 microns; the catalytic reforming catalyst is a nickel-based catalyst or a copper-based catalyst, the catalytic oxidation catalyst is arranged in two or more than three sections in a discontinuous arrangement mode, and no catalyst is arranged at the distance of 1/3 on the front section of the substrate on which the catalytic oxidation catalyst is arranged.
  4. 4. The W-shaped flat plate microchannel autothermal reforming reactor of claim 1, wherein: and the peripheries of the upper cover plate, the lower cover plate and the pipeline connected with the product inlet and the reactant outlet are all provided with heat-insulating layers.
  5. 5. The W-shaped flat plate microchannel autothermal reforming reactor of any one of claims 1-4, wherein: the number of the W-shaped micro-channel reaction units is more than two, more than two W-shaped micro-channel reaction units are arranged between the upper cover plate and the lower cover plate in a laminated mode, and the more than two W-shaped micro-channel reaction units are fixedly installed together with the upper cover plate and the lower cover plate through fastening bolts.
CN202120513887.XU 2021-03-11 2021-03-11 W-shaped flat plate microchannel autothermal reforming hydrogen production reactor Expired - Fee Related CN214734511U (en)

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CN202120513887.XU CN214734511U (en) 2021-03-11 2021-03-11 W-shaped flat plate microchannel autothermal reforming hydrogen production reactor

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Application Number Priority Date Filing Date Title
CN202120513887.XU CN214734511U (en) 2021-03-11 2021-03-11 W-shaped flat plate microchannel autothermal reforming hydrogen production reactor

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