CN111864240A - Small-size methanol reforming hydrogen plant - Google Patents

Small-size methanol reforming hydrogen plant Download PDF

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Publication number
CN111864240A
CN111864240A CN202010853365.4A CN202010853365A CN111864240A CN 111864240 A CN111864240 A CN 111864240A CN 202010853365 A CN202010853365 A CN 202010853365A CN 111864240 A CN111864240 A CN 111864240A
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China
Prior art keywords
tube
shell
tube pass
shell ring
tubes
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CN202010853365.4A
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Chinese (zh)
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CN111864240B (en
Inventor
刘明威
程钏
徐凡
娄维尧
林韩波
杨克允
马正阳
潘州鑫
蔡姚杰
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Zhejiang University of Technology ZJUT
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Zhejiang University of Technology ZJUT
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Publication of CN111864240A publication Critical patent/CN111864240A/en
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/70—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by fuel cells
    • B60L50/72—Constructional details of fuel cells specially adapted for electric vehicles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • C01B3/32—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
    • C01B3/323—Catalytic reaction of gaseous or liquid organic compounds other than hydrocarbons with gasifying agents
    • C01B3/326—Catalytic reaction of gaseous or liquid organic compounds other than hydrocarbons with gasifying agents characterised by the catalyst
    • 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
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells

Abstract

The application discloses a small methanol reforming hydrogen production device, which comprises a shell ring body and two tube pass cylinders respectively arranged at two ends of the shell ring body, wherein the tube pass cylinders are provided with tube pass connecting tubes; two ends of two opposite sides of the shell section body are respectively provided with a shell pass connecting pipe; the tube section body is internally provided with a plurality of tubes which are arranged in a ring shape, the tubes are penetrated and fixed on the baffle plates, reforming catalyst bed layers are filled in the tubes, and two ends of the tubes hermetically penetrate out of the tube section body and respectively slightly extend into tube pass cylinders at two ends of the tube section body; the tube pass connecting tubes are communicated with the tubes in the tube joint bodies through the corresponding tube pass cylinder bodies. The device can utilize methanol steam reforming to produce hydrogen, realizes on-site hydrogen production, solves the difficulty in hydrogen storage and transportation, and can effectively reduce the cost of the fuel cell vehicle when being applied to the fuel cell.

Description

Small-size methanol reforming hydrogen plant
Technical Field
The application relates to a small methanol reforming hydrogen production device.
Background
The hydrogen energy fuel cell vehicle has the characteristics of long energy continuation course and short filling time of the traditional fuel vehicle and has the excellent performance of zero carbon emission, so the hydrogen energy fuel cell vehicle is more and more concerned by relevant government agencies and enterprises in China. At present, the operation of domestic hydrogen energy fuel cell vehicles is still in the demonstration stage.
According to the traditional hydrogen storage mode, the automobile carries a high-pressure gas storage tank behind, and hydrogen fuel is provided for the new energy automobile. However, for the high-pressure storage technology, only 2-2.5 kg of hydrogen can be loaded in every 50L, and the loading capacity is different from the hydrogen produced by raw material liquid with the same volume. In addition, for the hydrogen energy automobile, a corresponding hydrogen energy automobile hydrogen station is required to be established, the cost is high, and the high cost performance requirement becomes a non-negligible requirement in the hydrogen energy automobile industry.
It is well known that the conventional hydrogen storage station has technical difficulties and storage and transportation of hydrogen gas, which makes it difficult to put hydrogen into the market in a real large amount. Under the background of large heat of hydrogen energy at present, a small hydrogen production device has an excellent development background.
Disclosure of Invention
In view of the above technical problems in the prior art, the present application aims to provide a small-sized methanol reforming hydrogen production apparatus.
The small methanol reforming hydrogen production device is characterized by comprising a shell ring body and two tube pass cylinders, wherein the two tube pass cylinders are respectively and hermetically arranged at two ends of the shell ring body, and each tube pass cylinder is provided with a tube pass connecting pipe; two ends of two opposite sides of the shell section body are respectively provided with a shell pass connecting pipe;
the upper row of baffle plates and the lower row of baffle plates which are staggered with each other are uniformly arranged in the cylindrical shell section body at intervals along the axial direction, the upper ends of the upper row of baffle plates are fixedly connected with the inner wall of the top end of the cylindrical shell section body, and the lower ends of the lower row of baffle plates are fixedly connected with the inner wall of the bottom end of the cylindrical shell section body;
a plurality of pipes which are arranged in a ring shape and are horizontally arranged are also arranged in the shell ring body, a plurality of pipe through holes matched with the outer diameters of the pipes are uniformly arranged on the baffle plate, the pipes are matched and penetrated and fixed on the pipe through holes arranged on the baffle plate, reforming catalyst bed layers are filled in the pipes, and two ends of the pipes penetrate out of the shell ring body in a sealing manner and slightly extend into the pipe pass cylinders at two ends of the shell ring body respectively;
wherein, the tube pass connecting tube is communicated with the tube in the tube joint body through the corresponding tube pass cylinder body.
The small methanol reforming hydrogen production device is characterized in that a plurality of horizontally placed pull rods are fixedly arranged in the cylinder section body, a plurality of through holes matched with the outer diameters of the pull rods are uniformly formed in the baffle plate, and the baffle plate is installed and fixed on the pull rods in a matched mode through the formed through holes.
The small methanol reforming hydrogen production device is characterized in that the tube pass cylinder is of a hollow cylinder structure with openings at two ends, one end opening of the tube pass cylinder is connected with one end part of the cylinder body through a tube plate flange, and the tube plate flange is sealed by a gasket; a pipe box flange cover is arranged at an opening at the other end of the pipe pass cylinder body and is sealed by a gasket; the tube pass connecting tube is installed on the tube box flange cover, and the tube pass connecting tube is fixedly installed on the tube pass cylinder.
The small methanol reforming hydrogen production device is characterized in that the shell ring body comprises a shell ring I, a shell ring II and a U-shaped expansion joint for connecting the shell ring I and the shell ring II, wherein the shell side connecting pipe is respectively arranged at the upper part of the left end of the shell ring I and the lower part of the right end of the shell ring II;
the left end port of the first shell ring is connected with one tube side cylinder through a tube plate flange, and the right end port of the second shell ring is connected with the second tube side cylinder through a tube plate flange.
The small methanol reforming hydrogen production device is characterized in that the bottom of the first shell ring is fixedly connected with a fixed saddle, the bottom of the second shell ring is fixedly connected with a movable saddle, and the bottom of the movable saddle is provided with a pulley which is made of rubber.
The small methanol reforming hydrogen production device is characterized in that the number of the tubes arranged in the shell ring body is 6-8, and the length of each tube is 0.3-0.5 m.
The beneficial effect that this application was got is:
1. the device of the application is mainly characterized by miniaturization, and only 7 pipes with the length of 0.4m are needed to react to generate the target product hydrogen meeting the normal operation of the vehicle. In addition, in the device of the application, a U-shaped expansion joint is added for shell temperature difference compensation. Secondly, the application installs a fixed pulley at the bottom of the movable saddle. The design of the device greatly reduces the use of common large hydrogen production equipment in factories, promotes the vehicle-mounted hydrogen production to further go into the life of people, and well reduces the design cost and the vehicle-mounted weight.
2. The device can utilize methanol steam to reform and produce hydrogen, realize on-site hydrogen production, solve the difficulty in hydrogen storage and transportation, and replace the traditional hydrogen storage tank when being applied to the fuel cell, thereby effectively reducing the cost of the fuel cell vehicle; and the methanol exists in a liquid state at normal temperature, so that the methanol fuel vehicle is convenient to store, and the additional fuel is as convenient as the traditional fuel vehicle. Under the background of great heat of hydrogen energy at present, the method has excellent development background.
Drawings
FIG. 1 is a schematic diagram of a compact methanol reforming hydrogen production apparatus according to the present application;
FIG. 2 is a schematic structural view of a U-shaped expansion joint;
in fig. 1: 1-tube side connecting tube, 2-first plate type flat welding flange, 3-tube box flange cover, 4-tube plate flange, 5-second plate type flat welding flange, 6-tube section I, 7-baffle plate, 8-U-shaped expansion joint, 9-tube section II, 10-pull rod, 11-tube, 12-tube side tube body, 13-shell side connecting tube, 14-pulley, 15-movable saddle and 16-fixed saddle.
Detailed Description
The present invention is further illustrated by the following examples, which should not be construed as limiting the scope of the invention.
Example (b): compare FIGS. 1-2
A small-sized methanol reforming hydrogen production device comprises a shell ring body and two tube pass cylinders 12, wherein the two tube pass cylinders 12 are respectively and hermetically arranged at two ends of the shell ring body, and each tube pass cylinder 12 is provided with a tube pass connecting pipe 1; two ends of two opposite sides of the shell section body are respectively provided with a shell pass connecting pipe 13. An upper row of baffle plates 7 and a lower row of baffle plates 7 which are staggered with each other are evenly arranged in the cylindrical shell section body at intervals along the axial direction, the upper ends of the upper row of baffle plates 7 are fixedly connected with the inner wall of the top end of the cylindrical shell section body, and the lower ends of the lower row of baffle plates 7 are fixedly connected with the inner wall of the bottom end of the cylindrical shell section body.
A plurality of pipes 11 which are arranged in a ring shape and are horizontally arranged are also arranged in the shell ring body, a plurality of pipe through holes matched with the outer diameter of the pipes 11 are uniformly arranged on the baffle plate 7, the pipes 11 are fixedly arranged on the pipe through holes arranged on the baffle plate 7 in a penetrating way in a matching way, reforming catalyst bed layers are filled in the pipes 11, and two ends of the pipes 11 penetrate out of the shell ring body in a sealing way and respectively slightly extend into pipe pass cylinder bodies 12 at two ends of the shell ring body. Wherein, the tube side connecting tube 1 is communicated with the tube 11 in the tube joint body through the corresponding tube side cylinder body 12.
Furthermore, a plurality of pull rods 10 which are horizontally arranged are further fixedly arranged in the shell ring body, a plurality of through holes matched with the outer diameters of the pull rods 10 are uniformly formed in the baffle plate 7, and the baffle plate 7 is installed and fixed on the pull rods 10 in a matched mode through the formed through holes. As can be seen from a comparison of fig. 1, all baffles 7 in the upper row are connected in series by at least one tie rod 10, and all baffles 7 in the lower row are also connected in series by at least one tie rod 10, so as to ensure the stability of the baffles 7 in the shell body. The baffle 7 is a single arc baffle.
In order to meet the requirement of on-board hydrogen production, the device of the present application is designed in a small size, the number of the tubes 11 is 7, and the length of the tubes 11 is 0.4 m. The 7 tubes 11 were arranged annularly in the shell ring body, and the reforming catalyst was accumulated and uniformly distributed in the tubes 11, and formed a porosity of 30%.
Furthermore, the tube pass cylinder 12 is a hollow cylinder structure with openings at both ends, the opening at one end of the tube pass cylinder 12 is connected with the end part of one end of the cylinder body through a tube plate flange 4, and the tube plate flange 4 is sealed by a gasket; the other end opening of the tube pass cylinder 12 is provided with a tube box flange cover 3, and the tube box flange cover 3 is sealed by a gasket; the tube side connecting tube 1 is installed on the tube box flange cover 3, and the tube side connecting tube 1 is fixedly installed on the tube side cylinder body 12.
Referring to fig. 1, the shell ring body of the present application includes a shell ring one 6 and a shell ring two 9. Because the internal pipe of this application device is rigid connection with the shell ring body in the use, and their thermal deformation condition is different, so set up U-shaped expansion joint 8 on the shell ring body, carry out temperature difference compensation. The first shell ring 6 is connected with the second shell ring 9 through a U-shaped expansion joint 8.
Referring to fig. 1, it can be seen that the upper part of the left end of the first cylinder section 6 and the lower part of the right end of the second cylinder section 9 are respectively provided with one shell-side connection pipe 13. The left end port of the first shell ring 6 is connected with a first tube pass cylinder 12 through a tube plate flange 4, and the left end opening of the first tube pass cylinder 12 is provided with a tube box flange cover 3. The right end port of the second shell ring 9 is connected with a second tube pass cylinder 12 through a tube plate flange 4, and a tube box flange cover 3 is further installed at the right end opening of the second tube pass cylinder 12.
As can be seen from a comparison of fig. 1, both ends of the tubes 11 are fixed to the tube sheet flanges 4 at both ends of the shell body, and the ends of the tubes 11 slightly protrude from the tube sheet flanges 4 and into the tube side shell 12.
The bottom of the first shell ring 6 is fixedly connected with a fixed saddle 16, the bottom of the second shell ring 9 is fixedly connected with a movable saddle 15, a pulley 14 is installed at the bottom of the movable saddle 15, and the pulley 14 is made of rubber. Nowadays, the sliding of the mobile saddle is mostly facilitated by placing a steel plate under the sliding saddle, and the mobile saddle is generally arranged nowadays to take account of the deformation caused by thermal expansion. The invention further considers the factors of bumping, collision and the like existing in vehicle-mounted, and the steel plate commonly used under the movable saddle can cause certain damage to the movable saddle due to the factors, thereby reducing the service life of the movable saddle, seriously even influencing the whole process and causing safety accidents. In order to ensure the reliability of the movable saddle, a pulley device is arranged below the movable saddle and made of common cheap rubber, so that negative factors generated by collision and friction are greatly reduced, and more guarantee is provided for vehicle-mounted hydrogen production. Thereby completing the reaction process of vehicle-mounted hydrogen production and continuously providing hydrogen fuel for vehicles.
In addition, referring to fig. 1, a first plate type flat welding flange 2 is installed on the pipe side adapter 1 so as to be connected with an external methanol water conveying system. And a second plate type flat welding flange 5 is arranged on the shell side connecting pipe 13 so as to be connected with an external hot tail gas conveying system.
When the device of this application is used for on-vehicle hydrogen manufacturing to use: after being preheated, the methanol-water raw material enters the pipe of the shell ring body through the pipe pass connecting pipe, and the methanol-water raw material is subjected to rapid reaction under the action of the catalyst and the temperature of high-temperature flow in the shell side to generate the target product hydrogen. The high-temperature stream is collected from high-temperature tail gas released by an automobile, and the high-temperature tail gas enters the shell side through a shell side connecting pipe to provide heat for reaction.
The statements in this specification merely set forth a list of implementations of the inventive concept and the scope of the present invention should not be construed as limited to the particular forms set forth in the examples.

Claims (6)

1. A small methanol reforming hydrogen production device is characterized by comprising a shell ring body and two tube pass cylinders (12), wherein the two tube pass cylinders (12) are respectively and hermetically arranged at two ends of the shell ring body, and each tube pass cylinder (12) is provided with a tube pass connecting pipe (1); two ends of two opposite sides of the shell section body are respectively provided with a shell pass connecting pipe (13);
an upper row of baffle plates (7) and a lower row of baffle plates (7) which are staggered with each other are uniformly arranged in the cylindrical shell section body at intervals along the axial direction, the upper ends of the upper row of baffle plates (7) are fixedly connected with the inner wall of the top end of the cylindrical shell section body, and the lower ends of the lower row of baffle plates (7) are fixedly connected with the inner wall of the bottom end of the cylindrical shell section body;
a plurality of pipes (11) which are arranged in a ring shape and are horizontally arranged are also arranged in the shell ring body, a plurality of pipe through holes matched with the outer diameters of the pipes (11) are uniformly formed in the baffle plate (7), the pipes (11) are matched and penetrated and fixed on the pipe through holes formed in the baffle plate (7), reforming catalyst bed layers are filled in the pipes (11), and two ends of the pipes (11) penetrate out of the shell ring body in a sealing manner and respectively slightly extend into the tube pass cylinders (12) at two ends of the shell ring body;
wherein, the tube side connecting tube (1) is communicated with a tube (11) in the tube joint body through a corresponding tube side cylinder body (12).
2. The small methanol reforming hydrogen production device according to claim 1, characterized in that a plurality of horizontally placed pull rods (10) are further fixed in the cylinder body, a plurality of through holes matched with the outer diameters of the pull rods (10) are uniformly formed on the baffle plate (7), and the baffle plate (7) is fixed on the pull rods (10) through the formed through holes in a matching manner.
3. The small methanol reforming hydrogen production device according to claim 1, wherein the tube pass cylinder (12) is a hollow cylinder structure with openings at both ends, the opening at one end of the tube pass cylinder (12) is connected with the end part of one end of the shell ring body through a tube plate flange (4), and the tube plate flange (4) is sealed by a gasket; a pipe box flange cover (3) is arranged at an opening at the other end of the pipe pass cylinder (12), and the pipe box flange cover (3) is sealed by a gasket; the tube pass connecting tube (1) is installed on the tube box flange cover (3) to realize the fixed installation of the tube pass connecting tube (1) on the tube pass cylinder body (12).
4. The small methanol reforming hydrogen production device according to claim 3, wherein the shell section body comprises a first shell section (6), a second shell section (9) and a U-shaped expansion joint (8) connecting the first shell section (6) and the second shell section (9), and the upper part of the left end of the first shell section (6) and the lower part of the right end of the second shell section (9) are respectively provided with the shell side connection pipe (13);
the left end port of the first shell ring (6) is connected with one tube pass cylinder (12) through a tube plate flange (4), and the right end port of the second shell ring (9) is connected with the second tube pass cylinder (12) through the tube plate flange (4).
5. A small methanol reforming hydrogen production plant as defined in claim 3, characterized in that the bottom of the first shell ring (6) is fixedly connected with a fixed saddle (16), the bottom of the second shell ring (9) is fixedly connected with a movable saddle (15), the bottom of the movable saddle (15) is provided with a pulley (14), and the pulley (14) is made of rubber.
6. A small-sized methanol reforming hydrogen production apparatus as defined in claim 1, wherein the number of the tubes (11) provided in the shell ring body is 6 to 8, and the length of the tubes (11) is 0.3 to 0.5 m.
CN202010853365.4A 2020-08-23 2020-08-23 Small-size methyl alcohol reforming hydrogen plant Active CN111864240B (en)

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Application Number Priority Date Filing Date Title
CN202010853365.4A CN111864240B (en) 2020-08-23 2020-08-23 Small-size methyl alcohol reforming hydrogen plant

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CN111864240B CN111864240B (en) 2024-04-02

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104157889A (en) * 2014-08-06 2014-11-19 上海工程技术大学 Methanol steam reforming hydrogen production reactor for fuel cell car
CN104555923A (en) * 2015-02-03 2015-04-29 武汉理工大学 Vehicle-mounted hydrous ethanol low-temperature reforming hydrogen production method and device and application system
WO2015127815A1 (en) * 2014-02-26 2015-09-03 上海合既得动氢机器有限公司 Small-scale equipment for producing hydrogen by using methanol water, and hydrogen production method thereof
CN205328607U (en) * 2015-12-18 2016-06-22 四川亚联高科技股份有限公司 Be used for large -scale for methanol steam reforming hydrogen plant methyl alcohol converter
CN205668941U (en) * 2016-05-25 2016-11-02 武汉理工大学 Utilize the ethanol reformation device of engine tail gas waste-heat hydrogen manufacturing
CN109761193A (en) * 2019-03-20 2019-05-17 浙江工业大学 A kind of preparing hydrogen by reforming methanol reactor
CN209352552U (en) * 2018-12-10 2019-09-06 武汉理工大学 A kind of engine hydrous ethanol coupling reforming hydrogen production device
CN212366011U (en) * 2020-08-23 2021-01-15 浙江工业大学 Small-size methanol reforming hydrogen production improves device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015127815A1 (en) * 2014-02-26 2015-09-03 上海合既得动氢机器有限公司 Small-scale equipment for producing hydrogen by using methanol water, and hydrogen production method thereof
CN104157889A (en) * 2014-08-06 2014-11-19 上海工程技术大学 Methanol steam reforming hydrogen production reactor for fuel cell car
CN104555923A (en) * 2015-02-03 2015-04-29 武汉理工大学 Vehicle-mounted hydrous ethanol low-temperature reforming hydrogen production method and device and application system
CN205328607U (en) * 2015-12-18 2016-06-22 四川亚联高科技股份有限公司 Be used for large -scale for methanol steam reforming hydrogen plant methyl alcohol converter
CN205668941U (en) * 2016-05-25 2016-11-02 武汉理工大学 Utilize the ethanol reformation device of engine tail gas waste-heat hydrogen manufacturing
CN209352552U (en) * 2018-12-10 2019-09-06 武汉理工大学 A kind of engine hydrous ethanol coupling reforming hydrogen production device
CN109761193A (en) * 2019-03-20 2019-05-17 浙江工业大学 A kind of preparing hydrogen by reforming methanol reactor
CN212366011U (en) * 2020-08-23 2021-01-15 浙江工业大学 Small-size methanol reforming hydrogen production improves device

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