WO2019125038A1 - Appareil de production d'ensemble membrane-électrodes pour pile à combustible à hydrogène - Google Patents

Appareil de production d'ensemble membrane-électrodes pour pile à combustible à hydrogène Download PDF

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Publication number
WO2019125038A1
WO2019125038A1 PCT/KR2018/016443 KR2018016443W WO2019125038A1 WO 2019125038 A1 WO2019125038 A1 WO 2019125038A1 KR 2018016443 W KR2018016443 W KR 2018016443W WO 2019125038 A1 WO2019125038 A1 WO 2019125038A1
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Prior art keywords
sheet
roll
gasket
membrane
heating
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PCT/KR2018/016443
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English (en)
Korean (ko)
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황중국
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(주)프로템
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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
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8803—Supports for the deposition of the catalytic active composition
    • H01M4/8814—Temporary supports, e.g. decal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8825—Methods for deposition of the catalytic active composition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
    • H01M4/8896—Pressing, rolling, calendering
    • 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
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Definitions

  • the present invention relates to an apparatus for continuously producing a membrane electrode assembly of a hydrogen fuel cell by a roll-to-roll method.
  • a waterway fuel cell (hereinafter referred to as a fuel cell) is a power generation system that converts chemical energy possessed by hydrogen and oxygen into electrical energy by an electrochemical reaction.
  • the reaction of the whole fuel cell is the reverse reaction of the electrolysis of water. In this process, three products such as electricity, heat and water are produced.
  • the fuel cell includes a polymer electrolyte membrane, an electrode (anode, cathode), a gas diffusion layer (GDL), and a separator.
  • the membrane electrode assembly is a key component that determines the performance of the fuel cell.
  • the stack internal structure of the polymer electrolyte fuel cell includes an electrolyte membrane and a membrane electrode assembly composed of a pair of electrode catalyst layers, which are electrode materials formed on both sides of the electrolyte membrane.
  • a gas diffusion layer is disposed on each of both surfaces of the membrane electrode assembly so as to support the membrane electrode assembly.
  • the gas diffusion layer is connected to the outside of the gas diffusion layer, a pair of separators formed with flow fields are disposed.
  • the unit fuel cell is composed of one membrane electrode assembly, two gas diffusion layers and two separators, and the stacked cells are fabricated by stacking the unit cells.
  • Patent Document 1 KR10-2007-0019171 A
  • Patent Document 1 discloses a manufacturing method and a manufacturing system of a membrane electrode assembly for a fuel cell in which a membrane electrode assembly is manufactured in a decal system using a roll-to-roll facility.
  • the present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a sheet stacked body in which first and second sheets are laminated on both sides of a membrane sheet,
  • the present invention is to provide a membrane electrode assembly manufacturing apparatus for a hydrogen fuel cell which can press and heat a sheet-like laminate sequentially passing between rolls, thereby transferring the electrodes while accurately matching the electrodes on both sides of the membrane sheet.
  • a first embodiment of the present invention is a sheet processing apparatus comprising a first unloading roll for unrolling a first sheet continuously formed with a first electrode at a predetermined interval on one surface thereof, A second unloading roll for unrolling the second sheet continuously formed with two electrodes at regular intervals and a third unloading roll for unrolling the membrane sheet in one direction and a second unloading roll for unrolling the membrane sheet in which the first and second electrodes are transferred on both sides,
  • the first and second sheets are laminated on the first sheet and the second sheet by press-heating a sheet laminate having a membrane sheet interposed between the first sheet and the second sheet
  • the thermal lamination comprises a first thermal lamination part and a second thermal lamination part successively arranged in the advancing direction of the sheet laminate
  • the first thermal lamination part comprises a first thermal lamination part And a first lower heating roll in contact with the other surface of the second sheet to form a sheet stack body having a membrane sheet inter
  • a first displacement sensor unit for measuring the distance between the first upper heating roll and the first lower heating roll
  • a second displacement sensor for measuring the distance between the second upper heating roll and the second lower heating roll
  • the first and second displacement sensor units include sensing sensors provided on the first and second upper roll brackets supporting both ends of the first and second upper heating rolls, And a knob provided in the first and second lower roll brackets for supporting the first and second lower roll brackets and adjusting the vertical position of the contact end that is in contact with the sensing end, which is the end of the sensing sensor.
  • upper and lower stoppers are provided under the first and second upper roll brackets for supporting both ends of the first and second upper heating rolls, and first and second lower rollers for supporting both ends of the first and second lower heating rolls,
  • the upper portion of the roll bracket is provided with a lower stopper facing the upper stopper, so that collision between the upper and lower rolls can be prevented.
  • the first and second heating rolls are provided with an adhering force for adhering the first and second sheets to the outer peripheral surfaces of the first and second heating rolls while separating the peeling paper covered by the first and second sheets, And a peeling roll.
  • a gasket sheet comprising: a first release roll for advancing and unrolling a first gasket sheet formed by continuously passing through a first opening at a predetermined interval; A second release roll for unwinding the formed second gasket sheet in one direction, a third release roll for unidirectionally unwinding the membrane sheet on which the first and second electrodes are transferred one-to-one on both sides, And a winding roll for winding the first and second gasket sheets on both sides of the membrane sheet so that the first and second openings are arranged in a one-to-one correspondence relationship, wherein a membrane sheet is interposed between the first gasket sheet and the second gasket sheet Wherein the thermal laminate is continuously disposed in a traveling direction of the joined body, and the thermal laminated body is formed by pressing and heating a joined body to heat the first and second gasket sheets together on both sides of the membrane sheet, Wherein the first thermal pad includes a first upper heating roll in contact with the first gasket sheet and a first lower heating roll
  • a first displacement sensor unit for measuring the distance between the first upper heating roll and the first lower heating roll
  • a second displacement sensor for measuring the distance between the second upper heating roll and the second lower heating roll
  • the first and second displacement sensor units include sensing sensors provided on the first and second upper roll brackets supporting both ends of the first and second upper heating rolls, And a knob provided in the first and second lower roll brackets for supporting the first and second lower roll brackets and adjusting the vertical position of the contact end that is in contact with the sensing end, which is the end of the sensing sensor.
  • upper and lower stoppers are provided under the first and second upper roll brackets for supporting both ends of the first and second upper heating rolls, and first and second lower rollers for supporting both ends of the first and second lower heating rolls,
  • the upper portion of the roll bracket is provided with a lower stopper facing the upper stopper, so that collision between the upper and lower rolls can be prevented.
  • the adsorbent refuse includes adsorbent refuse for adsorbing and removing foreign matters remaining in the first and second openings, wherein the adsorbent refuse comprises a first and second gasket sheets formed through the first and second openings, And a suction chamber having a suction port for rotatably supporting both ends of the guide roll and providing a suction force toward the first and second gasket sheets side which is in contact with the guide roll and proceeds in one direction.
  • the first and second gasket sheets are separated from the first and second peeling paper sheets while the first and second gasket sheets are separated from each other around the outer periphery of the first and second heating rolls, And a peeling roll that provides an adhering force to adhere to the peeling roll.
  • the present invention as described above has the following effects.
  • the sheet laminate in which the membrane sheet is laminated between the first and second sheets formed with the first and second electrodes is successively pressed and heated by the upper and lower heating rolls of the first and second thermal laminations, Since the first and second electrodes can be transferred to both sides of the membrane sheet in a precisely one-to-one correspondence with the sheet interposed therebetween, the defective product in the step of producing the membrane electrode assembly can be remarkably reduced, .
  • the first and second gasket sheets formed by passing the first and second openings on both sides of the membrane sheet onto which the first and second electrodes have been transferred are laminated by the upper and lower heating rolls of the first and second columns
  • the first and second electrodes on both sides of the membrane sheet are precisely positioned on the first and second openings of the first and second gasket sheets and exposed to the outside while the membrane sheet is interposed between the first and second gasket sheets by sequentially pressing and heating, It is possible to significantly reduce the defective product in the step of producing the membrane electrode assembly by the roll-to-roll method, and to increase the product yield.
  • FIGS. 1A to 1F are process drawings showing a process for manufacturing a membrane electrode assembly for general hydrogen fuel cells.
  • FIG. 2 is a configuration diagram illustrating a membrane electrode assembly manufacturing apparatus for a hydrogen fuel cell according to a first embodiment of the present invention.
  • FIG. 3 is a view illustrating a membrane electrode assembly manufacturing apparatus for a hydrogen fuel cell according to a second embodiment of the present invention.
  • FIG. 4 is a detailed view showing a first and second displacement sensor unit applied to a membrane electrode assembly manufacturing apparatus for a hydrogen fuel cell according to the first and second embodiments of the present invention.
  • FIG. 5 is a detailed view showing an adsorbent rejection applied to a membrane electrode assembly manufacturing apparatus for a hydrogen fuel cell according to a second embodiment of the present invention.
  • FIG. 6 is a detailed view showing a peeling roll applied to a membrane electrode assembly manufacturing apparatus for a hydrogen fuel cell according to the first and second embodiments of the present invention.
  • FIGS. 1A to 1F are a whole process flow chart for manufacturing a membrane electrode assembly to be applied to a general fuel cell.
  • the membrane electrode assembly is formed by a coating process, a transfer process, a gasket bonding process, a hot pressing process, a cutting process, .
  • first and second electrodes 13 and 14 are coated with a paste, which is a conductive material, on one surface of the first and second sheets 11 and 12 by an unillustrated coating apparatus, Are continuously formed at regular intervals.
  • the first and second electrodes on which the first and second electrodes are formed may be covered with protective paper to protect the first and second electrodes before the transfer process.
  • the sheet laminate 10 with the membrane sheet 15 interposed between the first and second sheets 11 and 12 is pressed and heated by thermal lamination, which will be described later,
  • thermal lamination which will be described later
  • the gasket joining step is performed by joining the first and second electrodes 13 and 14 with the first and second openings 23 and 24,
  • the gasket sheets 21 and 22 are laminated on the membrane sheet 15 to press and heat the joined body 20 so that the first and second electrodes are exposed to the outside through the first and second openings. 2 gasket sheet.
  • the first and second gasket sheets 21 and 22 having first and second openings for externally exposing the first and second electrodes are formed on both sides of the membrane sheet 15, And the upper and lower molds 31 and 32 corresponding to the joined body 20 to which the first and second gasket sheets are joined are thermally bonded to each other to completely integrate the membrane sheet and the first and second gasket sheets.
  • the cutting process and the gas diffusion layer bonding process are performed by using the unshown rudder, the membrane sheet 15 including the first and second electrodes 13 and 14,
  • the first and second gasket sheets 21 and 22 are formed in a substantially rectangular shape to separate the membrane electrode assembly 50 by unit and then the first and second membrane electrode assemblies 50,
  • the gas diffusion sheets 41 and 42 are laminated and adhered via an adhesive agent to finally produce a membrane electrode assembly for a hydrogen fuel cell.
  • FIG. 2 is a configuration diagram showing a membrane electrode assembly manufacturing apparatus 100 for a hydrogen fuel cell according to a first embodiment of the present invention.
  • the first sheet 11 which is formed by continuously forming the first electrodes 13 at regular intervals on one surface, is rolled up in a rolled state, , And a second unloading roll (112) for unrolling the second sheet (12) in a rolled state in one direction while the second electrode (14) is continuously formed on one surface of the second sheet have.
  • the rotational speed of the winding roll 114 and the rotational speed of the first, second and third unwinding rolls 111, 112, and 113 are set such that the first and second sheets and the membrane sheet are released, It is preferable that the transferring speed of the transferred membrane sheet is synchronously controlled to be the same.
  • a sheet stacked body having a membrane sheet interposed between the first sheet and the second sheet is pressed and heated between the third unwinding roll 113 and the take-up roll 114 to form the first and second sheets on both sides of the membrane sheet. (120) for transferring the first and second electrodes of the first and second electrodes (11, 12) in a one-to-one correspondence.
  • the thermal lamination unit 120 includes a first thermal lamination part 120a and a second thermal lamination part 120b which are disposed at regular intervals in the progress direction of the sheet lamination body and sequentially press-heat the sheet lamination body can do.
  • the first thermal layer 120a includes a first upper heating roll 121 contacting the outer surface of the first sheet with the first peelable sheet 11a covering the first electrode separated therefrom to transmit pressing force and heat And a first lower heating roll 122 which is in contact with the outer surface of the second sheet 12 separated from the second release sheet 12a covering the second electrode 12 and transmits pressing force and heat.
  • the sheet stacked body 10 is formed by laminating the first and second sheets on both sides of the membrane sheet, and the sheet stacked body is preliminarily preheated by first compressing the sheet stacked body at a predetermined compression strength and a predetermined temperature.
  • the second thermal section 120b includes a first sheet 11, which is one surface of the sheet stack, and a second upper heating roll 123, which is in contact with the outer circumferential surface and transmits a pressing force and heat. And a second lower heating roll 124 which is in contact with the outer circumferential surface of the second sheet and conveys pressing force and heat.
  • the first and second electrodes are supported on both sides of the membrane sheet 15 in a one-to-one correspondence manner by secondarily pressing and heating the sheet stacked body between the second and fourth heating rolls 123 and 124, The transferring process in which the transfer is performed in one state is performed.
  • the first and second sheets which are both surfaces of the sheet stack body while passing between the second and lower heating rolls, are subjected to first and second pressure heating processes, And then wound on the first and second winding rolls 115 and 116 in a laminated form, respectively.
  • the gap formed between the first upper heating roll 121 and the first lower heating roll 122 and the gap formed between the second upper heating roll 123 and the second lower heating roll 124 are The thickness of the sheet laminate to be compression-heated is controlled by the first actuator 125 for controlling both the roll axis of the first lower heating roll and the gap controlling actuator 126 for supporting both ends of the roll shaft of the second lower heating roll. As shown in FIG.
  • the first and second displacement sensor units include sensing sensors 127a and 128a provided on the first and second upper roll brackets 121a and 123a for supporting both ends of the first and second upper heating rolls,
  • the first and second lower roll brackets 122a and 124a support both ends of the first and second lower heating rolls.
  • the first and second lower roll brackets 122a and 124a have contact ends 127b and 127b, respectively, 128b for adjusting the vertical position of the upper and lower frames 128a, 128b.
  • the first and second upper roll brackets 121a and 123a support both ends of the first and second upper heating rolls 121 and 123.
  • the first and second upper roll brackets 121a and 123a include an upper stopper 129a
  • the lower stoppers 129b are provided on the upper portions of the first and second lower roll brackets 122a and 124a supporting both ends of the upper and lower stoppers 122 and 124, , It is possible to prevent the collision between the lower rolls, thereby preventing the roll surface from being damaged.
  • FIG 3 is a schematic view showing a membrane electrode assembly manufacturing apparatus 100a for a hydrogen fuel cell according to a second embodiment of the present invention.
  • a first gasket sheet 21 having a substantially square-shaped first opening 23 formed continuously with a predetermined gap therebetween is wound in a rolled state
  • the second gasket sheet 22 including the first openings 111 and the second openings 24 having a substantially rectangular shape continuously formed at regular intervals is rolled up in the form of a roll, ).
  • a third unloading roll 113 for unidirectionally unwinding the membrane sheet 15 in a rolled state is provided on the membrane sheet 15 formed by transferring the first and second electrodes on both sides in a one-to- And a winding roll 114 for winding up the joined body 20 in which the first and second gasket sheets are laminated on both sides of the membrane sheet 15 so that the first and second openings are arranged in a one- . ≪ / RTI >
  • the rotational speed of the take-up roll 114 and the rotational speeds of the first, second and third release rolls 111, 112, 113 are set such that the release speed of the first and second gasket sheets and the membrane sheet is equal to the take- To be synchronized.
  • a bonding body having a membrane sheet interposed between the first gasket sheet and the second gasket sheet is pressed and heated between the third unwinding roll 113 and the take-up roll 114 to form the first and second gasket And an opening 120 for integrally joining the first and second gasket sheets so that the first and second electrodes are exposed through the first and second openings of the sheets 21 and 22, respectively.
  • the thermal hair part 120 may include a first thermal part 120a and a second thermal part 120b which are disposed continuously in the traveling direction of the bonded body and sequentially press-heat the bonded body.
  • the first thermal layer 120a includes a first upper heating roll 121 contacting the outer surface of the first gasket sheet 21 separated from the first release sheet 21a and transmitting pressure and heat, And a first lower heating roll 122 which is brought into contact with the other surface of the second gasket sheet 22 from which the second release sheet 22a is separated and transmits pressing force and heat.
  • first gasket sheet and the second gasket sheet are wound so as to face the first and second openings between the first and second heating rolls rotated in the mutually engaging directions, and at the same time,
  • the first and second electrodes are transferred to both sides of the membrane sheet so that the first and second electrodes are positioned in the first and second openings formed through the first and second gasket sheets,
  • the junction body 20 in which the first and second gasket sheets are laminated is formed and the junction body is preheated while primarily compressing the junction body with the compression force of a predetermined size and the heat of a predetermined temperature.
  • a first release sheet 21a separated from the first gasket sheet 21 at the entrance side of the first and second heating rolls and a second release sheet 22a separated from the second gasket sheet 22, Are rolled respectively into first and second winding rolls 111a and 112a, respectively.
  • the second thermal layer 120b includes a second upper heating roll 123 that is in contact with the outer circumferential surface of the first gasket sheet as one side of the bonded body and transmits a pressing force and heat. 2 gasket sheet and a second lower heating roll 124 contacting the outer circumferential surface to transmit the pressing force and heat.
  • first and second electrodes which are transferred to both surfaces of the membrane sheet 15, are pressed and heated by passing through the junction body between the second and lower heating rolls rotated in the mutually interlocking directions,
  • the membrane sheet interposed between the first and second gasket sheets is integrally joined to the first and second gasket sheets.
  • the first gasket sheet 21, which is introduced into the first upper heating roll for the joining step, is formed in the first opening portion in the process of passing through the first opening portion, And adsorbent refuse 150 to adsorb and remove foreign matters.
  • the adsorbent refuse (150) includes a first gasket sheet formed to pass through the first opening portion and a guide roll (151) in contact with the first gasket sheet.
  • the adsorbent refill (150) rotatably supports both ends of the guide roll And a suction chamber 153 having a suction port 152 for providing a suction force to the first gasket seat side.
  • the adsorbent refuse 150 has been illustrated and described to adsorb and remove foreign matters remaining in the first opening, but the present invention is not limited thereto. The same applies also to the second gasket sheet formed with the second opening and through the second opening .
  • the peeling roll 160 is made of a roll material made of a rubber material and disposed so as to be movable toward the first upper heating roll so that the other surfaces of the first sheet and the first gasket sheet are in close contact with the outer peripheral surface of the first upper heating roll .
  • the peeling roll is applied to the vicinity of the outer periphery of the first lower heating roll in which the second sheet or the second gasket sheet enters in one direction and is wound.
  • the first and second electrodes 1 and 2 And the first and second sheets are separated by separating the first and second heat rolls by the upper and lower heating rolls of the first and second thermal chambers while the membrane sheet is sandwiched between the sheets so that the first and second electrodes are transferred
  • the first and second openings of the first and second openings are pressed and heated by means of the upper and lower heating rolls of the first and second thermal chambers so that the first and second electrodes on both sides of the membrane sheet are exposed through the first and second openings, 2
  • Membrane between gasket sheets Via the bond the agent to perform the second process for preparing a conjugate of a row of a series of processes it is capable of producing hydrogen for a fuel cell
  • the second step which is a bonding step of laminating the first and second gasket sheets on both sides of the membrane sheet on which the first and second electrodes are formed, and bonding them, can be selectively performed in one apparatus.

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  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
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Abstract

L'invention concerne un appareil permettant de produire un ensemble membrane-électrodes pour une pile à combustible à hydrogène. La présente invention comprend : un premier rouleau de déroulement destiné à permettre à une première feuille ayant une surface sur laquelle des premières électrodes sont formées en continu à des intervalles réguliers de se dérouler et s'étendre dans une direction ; un deuxième rouleau de déroulement destiné à permettre à une seconde feuille ayant une surface sur laquelle des secondes électrodes sont formées en continu à des intervalles réguliers de se dérouler et s'étendre dans une direction ; un troisième rouleau de déroulement destiné à permettre à une feuille de membrane de se dérouler et s'étendre dans une direction ; un rouleau d'enroulement permettant d'enrouler la feuille de membrane ayant deux surfaces sur lesquelles sont transférées les premières et secondes électrodes ; et une partie de stratification thermique permettant de comprimer et chauffer un stratifié de feuilles dans lequel la feuille de membrane est interposée entre la première feuille et la seconde feuille, transférant ainsi les premières et secondes électrodes des première et seconde feuilles aux deux surfaces de la feuille de membrane, la partie de stratification thermique comprenant une première partie de stratification thermique et une seconde partie de stratification thermique qui sont disposées de manière séquentielle dans la direction de progression du stratifié de feuilles, la première partie de stratification thermique comprenant un premier rouleau chauffant supérieur qui vient en contact avec l'autre surface de la première feuille et un premier rouleau chauffant inférieur qui vient en contact avec l'autre surface de la seconde feuille, ce qui permet de comprimer et de chauffer principalement le stratifié de feuilles tout en formant le stratifié de feuilles dans lequel la feuille de membrane est interposée entre la première feuille et la seconde feuille, et la seconde partie de stratification thermique comprend un second rouleau chauffant supérieur qui vient en contact avec une surface du stratifié de feuilles et un second rouleau chauffant inférieur qui vient en contact avec l'autre surface du stratifié de feuilles, ce qui permet de comprimer et de chauffer secondairement le stratifié de feuilles de sorte que les premières et secondes électrodes sont transférées aux deux surfaces de la feuille de membrane selon une correspondance biunivoque.
PCT/KR2018/016443 2017-12-22 2018-12-21 Appareil de production d'ensemble membrane-électrodes pour pile à combustible à hydrogène WO2019125038A1 (fr)

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KR1020170178466A KR102038886B1 (ko) 2017-12-22 2017-12-22 연료전지용 막전극 접합체 제조장치
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