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WO2019004267A1 - Module de pile à combustible et dispositif de pile à combustible - Google Patents

Module de pile à combustible et dispositif de pile à combustible Download PDF

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Publication number
WO2019004267A1
WO2019004267A1 PCT/JP2018/024322 JP2018024322W WO2019004267A1 WO 2019004267 A1 WO2019004267 A1 WO 2019004267A1 JP 2018024322 W JP2018024322 W JP 2018024322W WO 2019004267 A1 WO2019004267 A1 WO 2019004267A1
Authority
WO
WIPO (PCT)
Prior art keywords
insulating material
heat insulating
fuel cell
cell stack
module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2018/024322
Other languages
English (en)
Japanese (ja)
Inventor
鈴木　健吾
英徳 中間
鈴木　雅人
幸弘 柳本
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyocera Corp
Original Assignee
Kyocera Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kyocera Corp filed Critical Kyocera Corp
Priority to JP2019526967A priority Critical patent/JP6960456B2/ja
Publication of WO2019004267A1 publication Critical patent/WO2019004267A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04298—Processes for controlling fuel cells or fuel cell systems
    • H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
    • H01M8/04701—Temperature
    • 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
    • H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
    • 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
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • 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

Definitions

  • the present disclosure relates to a fuel cell module and a fuel cell device.
  • a cell stack device including a cell stack in which a plurality of fuel cells, which are a type of cell, are arranged as a next-generation energy is housed in a storage container.
  • the periphery of the cell stack device is covered with a heat insulating material in the storage container (see, for example, Patent Document 1).
  • a fuel cell module includes: a cell stack device that generates electric power using an oxygen-containing gas and a fuel gas; a first heat insulating material having a mounting surface on which the cell stack device is mounted; A support member disposed in the material and capable of supporting the cell stack device.
  • a fuel cell device of the present disclosure includes the above-described fuel cell module, an accessory for operating the fuel cell module, and an outer case accommodating the fuel cell module and the accessory.
  • FIG. 2A It is a perspective view showing an example of a cell stack device stored in a module of this embodiment. It is a side view which shows the cell stack apparatus shown in FIG. It is a partially expanded top view of the part enclosed with the dotted line frame A of FIG. 2A. It is an appearance perspective view showing an example of a module of this embodiment. It is sectional drawing of the module shown in FIG. It is an expanded sectional view around a lower heat insulating material. It is a top view when the lower heat insulating material is seen from upper direction. It is an expanded sectional view around a lower heat insulating material. It is an expanded sectional view around a lower heat insulating material. It is sectional drawing which shows another example of the module of this embodiment. It is an exploded perspective view showing roughly an example of a fuel cell device of this embodiment.
  • FIG. 1 is an external perspective view showing an example of a cell stack device constituting the module of this embodiment
  • FIG. 2A is a side view showing the cell stack device shown in FIG. 1
  • FIG. It is a top view which expands and shows a part of part enclosed by dotted line frame A.
  • FIG. Moreover, in the following figures, it demonstrates using the fuel cell of a solid oxide form mainly as a cell.
  • the cell stack device 1 shown in FIGS. 1, 2A and 2B includes two cell stacks 2.
  • the cell stack 2 is arranged in a line along the arrangement direction (X direction shown in FIG. 1) in a state where the fuel cell 3 having the gas flow path 15 through which the fuel gas flows from one end to the other is erected
  • the adjacent fuel cells 3 are electrically connected in series via the conductive member 6, and the lower ends of the fuel cells 3 are fixed to the manifold 4 with the insulating adhesive 9.
  • the fuel cell 3 is a hollow flat plate type having a plurality of gas flow paths through which the fuel gas flows in the longitudinal direction, and the fuel
  • the configuration of the fuel cell 3 will be described later.
  • the fuel cell 3 may be, for example, a flat plate type, a cylindrical shape, or a horizontal stripe type, and the shape of the cell stack device 1 may be changed as appropriate.
  • a cell stack support member 7 (hereinafter, may be abbreviated as a stack support member 7) electrically connected to the outermost fuel cell 3 of the cell stack 2 via the conductive member 6 is present.
  • a protective cover may be provided on the outside of the stack support member 7. The protective cover protects the stack support member 7 and the cell stack 2 against contact with the heat insulating material disposed around the cell stack 2 or an external impact. Further, a conductive portion 8 projecting to the outside of the cell stack 2 is connected to the stack support member 7.
  • the cell stack apparatus 1 is equipped with the two cell stacks 2 is shown in FIG.1, FIG. 2A and FIG. 2B, the number can be changed suitably, for example, the cell stack 2 You may have only one. Further, the cell stack device 1 may include a reformer described later.
  • the manifold 4 stores fuel gas to be supplied to the fuel cell 3 and includes a gas case having an opening on the upper surface, and a frame fixed to the gas case while fixing the fuel cell 3 inside. ing.
  • One end (the lower end in FIG. 2A) of the fuel cell 3 is surrounded by a frame, and the outer periphery of the lower end of the fuel cell 3 is fixed by the insulating adhesive 9 filled inside the frame.
  • the insulating adhesive 9 is made of a material such as glass, and may be added with a predetermined filler in consideration of the thermal expansion coefficient.
  • a gas flow pipe 5 through which a fuel gas generated by a reformer, which will be described later, flows is connected to the upper surface of the manifold 4.
  • the fuel gas is supplied to the manifold 4 through the gas flow pipe 5, and is supplied from the manifold 4 to the gas flow path 15 provided inside the fuel cell 3.
  • the fuel cell 3 is formed on one flat surface of a columnar conductive support substrate 14 (hereinafter, may be abbreviated as the support substrate 14) having a pair of facing flat surfaces.
  • the fuel electrode layer 10, the solid electrolyte layer 11, and the air electrode layer 12 are sequentially stacked to form a column (hollow plate or the like).
  • the interconnector 13 is provided on the other flat surface of the fuel cell 3, and the P-type semiconductor layer 16 is provided on the outer surface (upper surface) of the interconnector 13.
  • each member which comprises a fuel battery cell can be produced using a well-known material.
  • FIG. 3 is an external perspective view showing an example of a module (fuel cell module) including the cell stack device of the present embodiment
  • FIG. 4 is a cross-sectional view of the module shown in FIG.
  • the cell stack device 18 of the present embodiment is accommodated inside the accommodation container 19.
  • a reformer 20 for generating fuel gas to be supplied to the fuel cell 3 is disposed above the cell stack device 18.
  • the raw fuel such as natural gas and kerosene supplied via the raw fuel supply pipe 23 is reformed to generate a fuel gas.
  • the reformer 20 can have a structure capable of performing steam reforming, which is a reforming reaction with high reforming efficiency.
  • the reformer 20 includes a vaporizing unit 21 for vaporizing water, and a reforming unit 22 in which a reforming catalyst (not shown) for reforming the raw fuel into a fuel gas is disposed.
  • FIG. 3 shows a state in which a part (front and rear surface) of the storage container 19 is removed and the cell stack device 18 stored inside is taken out to the rear.
  • the cell stack device 18 can be slidably stored in the storage container 19.
  • the first gas is disposed in the storage container 19 between the cell stacks 2 juxtaposed to the manifold 4 so that the oxygen-containing gas flows between the fuel cells 3 from the lower end toward the upper end.
  • An oxygen-containing gas supply member 24 which is a supply unit is disposed.
  • the storage container 19 constituting the module 17 has a double structure having an inner wall 25 and an outer wall 26, and the outer wall 26 forms the outer frame of the storage container 19.
  • a storage chamber 27 for storing the device 18 is formed.
  • the storage container 19 includes an oxygen-containing gas introduction unit 28 which is a first gas introduction unit for introducing an oxygen-containing gas introduced from the outside into the storage chamber 27.
  • the oxygen-containing gas introduced into the oxygen-containing gas introduction unit 28 is provided by the inner wall 25 and the outer wall 26 at the side of the storage chamber 27 and is an oxygen-containing gas that is a first gas circulation unit connected to the oxygen-containing gas introduction unit 28 It flows upward through the distribution unit 29. Subsequently, the gas flows through the oxygen-containing gas distribution unit 30 which is a first gas distribution unit provided by the inner wall 25 and the outer wall 26 above the storage chamber 27 and connected to the oxygen-containing gas circulation unit 29.
  • the oxygen-containing gas distribution unit 30 is provided with an oxygen-containing gas inlet (not shown) for the oxygen-containing gas to flow into the upper end side and the flange portion 31, and the lower end portion of the fuel cell 3
  • a heat insulating material 33 is disposed between the flange portion 31 and the inner wall 25.
  • the oxygen-containing gas supply member 24 is disposed between the two cell stacks 2 juxtaposed inside the storage container 19, the oxygen-containing gas supply member 24 is appropriately disposed depending on the number of cell stacks 2. can do. For example, when only one cell stack 2 is stored in the storage container 19, two oxygen-containing gas supply members 24 may be provided so as to sandwich the cell stack 2 from both sides.
  • the temperature in the module 17 is maintained at a high temperature so that the heat in the module 17 is dissipated in the storage chamber 27 and the temperature of the fuel cell 3 (cell stack 2) is reduced and the power generation efficiency is not reduced.
  • the heat insulating material 33 is provided at a plurality of places.
  • the heat insulating material 33 can be disposed in the vicinity of the cell stack 2. For example, a side disposed along the arrangement direction of the fuel cells 3 on the side of the cell stack 2 and having a width equal to or greater than the width along the arrangement direction of the fuel cells 3 on the side of the cell stack 2
  • the heat insulator 33a is disposed.
  • the side heat insulating material 33a can be arrange
  • the oxygen-containing gas introduced from the oxygen-containing gas supply member 24 can be prevented from being discharged from the side of the cell stack 2, and the flow of the oxygen-containing gas between the fuel cells 3 constituting the cell stack 2 Can be promoted.
  • the flow of the oxygen-containing gas supplied to the fuel cell 3 is adjusted to adjust the longitudinal direction of the cell stack 2 and the fuel cell 3.
  • An opening 34 is provided to reduce the temperature distribution in the stacking direction.
  • a lower heat insulator 33b (first heat insulator) having a mounting surface 33b1 on which the cell stack device 1 is mounted is disposed below the cell stack device 1.
  • the cell stack device 1 is mounted such that the lower surface of the manifold 4 is in direct contact with the mounting surface 33 b 1 of the lower heat insulating material 33 b.
  • the lower heat insulating material 33 b functions as a support member for supporting the cell stack device 1 while suppressing heat radiation from the lower surface of the manifold 4 of the cell stack device 1.
  • an exhaust gas inner wall 35 is provided on the inner side of the inner wall 25 along the arrangement direction of the fuel cells 3, and the space between the inner wall 25 and the exhaust gas inner wall 35 at the side of the storage chamber 27 is a storage chamber.
  • the exhaust gas in 27 flows from the upper side to the lower side as an exhaust gas circulating unit 36.
  • an exhaust gas collection unit 37 connected to the exhaust gas distribution unit 36 is provided below the storage chamber 27 and above the oxygen-containing gas introduction unit 28.
  • the exhaust gas collection unit 37 communicates with an exhaust hole 38 provided at the bottom of the storage container 19.
  • the exhaust gas generated along with the operation of the module 17 flows through the exhaust gas distribution unit 36 and the exhaust gas collection unit 37 and is then exhausted through the exhaust holes 38.
  • the exhaust hole 38 may be formed by cutting out a part of the bottom of the storage container 19 or may be formed by providing a tubular member.
  • thermocouple 39 for measuring the temperature in the vicinity of the cell stack 2 is provided inside the oxygen-containing gas supply member 24, and the temperature measuring portion 40 is at the center of the fuel cell 3 in the longitudinal direction and the fuel cell It is arrange
  • the reformer 20 disposed above the fuel cell 3 (cell stack 2) can be warmed, and the reforming reaction can be efficiently performed by the reformer 20.
  • the temperature in the module 17 becomes about 500 to 800 ° C. due to the combustion and the power generation of the fuel cell 3.
  • FIG. 5 is an enlarged sectional view around the lower heat insulating material. Since the heat insulating material located below the cell stack device is deformed or compressed by the weight of the cell stack device, the tilt of the cell stack device and the fluctuation of the height position in the storage container occur. When the cell stack device is inclined, the supply of the fuel gas or the oxygen-containing gas is biased, or the fluctuation of the height position causes the external force to be applied to the connected piping.
  • the module 17 of the present embodiment includes a support member 330 disposed in the lower heat insulating material 33 b.
  • the support member 330 is configured to be able to support the cell stack device 1 in the lower heat insulating material 33 b.
  • the lower heat insulating material 33b may be compressed or deformed due to its own weight of the cell stack device 1, or due to vibration or earthquake during operation.
  • the lower heat insulating material 33b is deformed, for example, the cell stack device 1 is inclined, and the supplied fuel gas and oxygen-containing gas may be biased in the cell stack 2, and the power generation efficiency may be reduced.
  • the cell stack device 1 is inclined or the height position in the storage container 19 changes, external force is applied to the piping such as the raw fuel supply pipe 23, and there is a risk that the piping may be bent or broken. .
  • the support member 330 is used for the cell stack device 1 instead of the lower heat insulator 33b. Support. Thereby, the change of the further inclination and height position of the cell stack apparatus 1 can be reduced.
  • a through hole 33b2 penetrating in the thickness direction from the mounting surface 33b1 of the lower heat insulating material 33b to the surface opposite to the mounting surface 33b1 is provided, and the support member 330 is in the through hole 33b2.
  • the support member 330 is placed and supported on the lower exhaust gas inner wall 35.
  • a plate-like shelf plate for holding the lower heat insulating material 33b may be provided, and the lower heat insulating material 33b and the cell stack device 1 may be placed on the shelf plate.
  • the support member 330 can be placed on the shelf board.
  • the support member 330 may be disposed not in the through hole 33 b 2 but in a recess provided in the lower heat insulating material 33 b.
  • FIG. 6 is a plan view of the lower heat insulator 33b as viewed from above.
  • transmitted the cell stack 2 and the manifold 4 is shown so that the positional relationship in planar view of the cell stack apparatus 1 and the supporting member 330 may be known.
  • five support members 330 are provided, and are provided at positions corresponding to the four corners of the lower heat insulating material 33 b and at the center position (center of gravity position).
  • the number and arrangement position of the support members 330 are not limited to this, and may be 1 to 4 or 6 or more, and may be arranged in a row along the cell stack 2 It is also good.
  • the support member 330 has, for example, a cylindrical shape.
  • the support member 330 may have a prismatic shape, or may have a frustum shape such as a truncated cone or a truncated pyramid.
  • the support member 330 is not limited to a solid columnar shape, and may be a hollow cylindrical shape or the like.
  • the height H2 of the support member 330 is the same as the thickness H1 of the lower heat insulator 33b or smaller than the thickness H1 of the lower heat insulator 33b. That is, H2 ⁇ H1 is sufficient, and considering heat conduction by the support member 330, H2 ⁇ H1 so that the manifold 4 and the support member 330 do not contact in a state where the lower heat insulator 33b is not deformed. Can. At this time, if H2 is smaller than H1, even if the lower heat insulating material 33b is deformed, the support member 330 and the manifold 4 do not contact, and there is a possibility that the inclination of the cell stack device 1 can not be reduced. . Thus, for example, H2 / H1 can be 0.9 to 1.
  • a plurality of support members 330 When a plurality of support members 330 are provided, they may all have the same height, or the height of the support members 330 may be changed depending on the place where the support members 330 are provided.
  • the material constituting the support member 330 may be any material that can make the strength in the thickness direction equal to or higher than that of the lower heat insulating material 33b, and the thermal conductivity may be equal to or lower than that of the lower heat insulating material 33b. it can.
  • the strength of the material forming the support member 330 is too low, the support member 330 itself is deformed, and the effect of suppressing the tilt of the cell stack device 1 is reduced.
  • the thermal conductivity is too high, when the support member 330 and the manifold 4 of the cell stack device 1 contact, the support member 330 serves as a heat transfer path, and the effect of suppressing the heat radiation by the lower heat insulating material 33b is Reduce.
  • the ceramic material which has high temperature heat resistance, stainless steel, others, a high temperature resistant oxidation material etc. can also be used, for example.
  • the second lower heat insulating material may be made of a different thickness and different material from the lower heat insulating material.
  • a plate that holds the lower heat insulating material 33 b between the lower heat insulating material 33 b and the second lower heat insulating material 33 c As shown in the enlarged cross-sectional view around the lower heat insulating material in FIG. 7, a plate that holds the lower heat insulating material 33 b between the lower heat insulating material 33 b and the second lower heat insulating material 33 c.
  • the shelf board 70 which consists of a hook-shaped member is provided. Shelf plate 70 is made of the same metal material as exhaust gas inner wall 35 and the like, and support member 330 disposed in through hole 33 b 2 of lower heat insulating material 33 b is supported by shelf plate 70 instead of exhaust gas inner wall 35. Ru.
  • the second lower heat insulating material 33c is placed and supported on the exhaust gas inner wall 35 which is a metal plate.
  • the exhaust gas inner wall 35 disposed below the second lower heat insulating member 33c may be deformed due to an external force applied at the time of assembly of the module 17 or thermal contraction due to a temperature change at the time of operation of the fuel cell device.
  • This deformation is often a convex deformation in which the central portion in the longitudinal direction, that is, the central portion in the direction parallel to the arrangement direction of the cell stacks 2, bulges toward the second lower heat insulating material 33c.
  • the second lower heat insulating material 33c is pushed up from below, and the tilt and the height position of the cell stack device 1 change as well as the deformation of the lower heat insulating material 33b.
  • the inner wall 35 for exhaust gas for example, a notch is formed in a central portion of the second lower heat insulating material 33c on the side facing the inner wall 35 for exhaust gas Can be provided.
  • the cutaway portion 33c1 has a concave shape.
  • Notch part 33c2 serves as a division slot which divides the 2nd lower heat insulating material 33c into two parts.
  • the hardness of the central portion of the second lower heat insulating material 33c is made smaller than the hardness of the other portions, in addition to the notch.
  • FIG. 9 is a cross-sectional view showing another example of the module of this embodiment.
  • the module 41 shown in FIG. 9 includes four cell stack devices 43 in the storage room 42, and one reformer 45 is provided above the four cell stacks. The point is different in that an exhaust gas recovery unit 61 for recovering the exhaust gas discharged from the fuel cell 3 is provided above the storage chamber 42.
  • the module 41 in which the plurality of cell stack devices 43 are stored in the storage chamber 42 particularly from the fuel cell 3 in the cell stack device 43 located on the center side
  • the distance to the exhaust gas distribution unit 36 located on the side of the chamber 42 becomes long, and the exhaust gas discharged from the fuel cells 3 in the cell stack device 43 located on the central portion side is efficiently discharged to the outside. May be difficult.
  • an exhaust gas recovery unit 61 for recovering the exhaust gas discharged from the fuel cell 3 is provided above the storage chamber 42, and the exhaust gas is collected once. Evacuate after recovering to 61. Thus, the exhaust gas can be efficiently exhausted.
  • the reformer 45 can be a W-shaped (meander-shaped) reformer.
  • the other configuration is the same as that of the module 17 shown in FIG. 4 and thus the description of each configuration is omitted.
  • the module 41 includes a support member 330 disposed in the lower heat insulating material 33 b as with the module 17. Thereby, the change of the further inclination and height position of the cell stack device 43 can be reduced. Moreover, the module 41 may further include the second lower heat insulating material 33 c as well as the module 17, and may include the shelf board 70. Thus, the support member 330 of the present embodiment can reduce the change in the additional tilt and height position of the cell stack device 1, 43 regardless of the number of cell stacks.
  • the module 41 in the module 41, four cell stack devices 43 and one reformer 45 can be placed on one lower heat insulating material 33b. In this case, there is a possibility that the deformation in the lower heat insulating material 33b may be particularly large.
  • the module 41 of the present embodiment by disposing the support member 330, it is possible to more effectively reduce the change in the tilt and height position of the cell stack device 43 more effectively. That is, as the number of the cell stack devices placed on one lower heat insulating material increases, the effect of the support member of the present embodiment becomes stronger.
  • FIG. 10 is an exploded perspective view showing an example of a fuel cell device formed by housing one of the modules 17 and 41 and an accessory for operating each module in an outer case. In FIG. 10, the configuration is partially omitted.
  • the inside of the exterior case formed of the support 54 and the exterior plate 55 is divided up and down by the partition plate 56, and the upper side thereof is used as a module storage chamber 57 for storing each module described above.
  • the lower side is configured as an accessory storage chamber 58 for storing accessories for operating each module.
  • the auxiliary devices stored in the auxiliary device storage chamber 58 are omitted.
  • the partition plate 56 is provided with an air circulation port 59 for flowing the air of the accessory storage chamber 58 to the module storage chamber 57 side, and a part of the exterior plate 55 constituting the module storage chamber 57 An exhaust port 60 for exhausting the air in the module storage chamber 57 is provided.
  • the fuel cell device 53 with improved power generation efficiency can be obtained by housing the modules as described above in the outer case.
  • the cell stack device having one reformer disposed above the four cell stack devices has been described.
  • two or three cell stack devices are described. It may be a cell stack device in which one reformer is disposed above, or a cell stack device in which one reformer is disposed above five or more cell stack devices.
  • the shape of the reformer may be changed as appropriate.
  • one cell stack may be disposed in one manifold, and three or more may be disposed in one manifold Cell stacks may be arranged.
  • the fuel cell 3 the fuel cell stack device 1, the modules 17 and 41 and the fuel cell device 53 have been described in the above embodiment, water vapor and voltage are applied to the cell to electrolyze water vapor (water)
  • SOEC electrolysis cell
  • O 2 hydrogen and oxygen

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Fuel Cell (AREA)

Abstract

La présente invention concerne : un module de pile à combustible qui permet d'obtenir une efficacité de production d'énergie améliorée et un fonctionnement stable pendant une longue période de temps ; et un dispositif de pile à combustible. Selon la présente invention, un module (17) est pourvu d'un élément de support (330) qui est agencé à l'intérieur d'un matériau d'isolation thermique inférieur (33b). L'élément de support (330) est conçu pour pouvoir soutenir un dispositif d'empilement de cellules (1) à l'intérieur du matériau d'isolation thermique inférieur (33b). Comme l'élément de support (330) est disposé à l'intérieur du matériau d'isolation thermique inférieur (33b), l'élément de support soutient le dispositif d'empilement de cellules (1) à la place du matériau d'isolation thermique inférieur (33b) dans les cas où le matériau d'isolation thermique inférieur (33b) est déformé.
PCT/JP2018/024322 2017-06-30 2018-06-27 Module de pile à combustible et dispositif de pile à combustible Ceased WO2019004267A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2019526967A JP6960456B2 (ja) 2017-06-30 2018-06-27 燃料電池モジュールおよび燃料電池装置

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JP2017-129131 2017-06-30
JP2017129131 2017-06-30

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WO2019004267A1 true WO2019004267A1 (fr) 2019-01-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7563012B2 (ja) 2020-07-10 2024-10-08 日産自動車株式会社 固体酸化物形燃料電池

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007315130A (ja) * 2006-05-29 2007-12-06 Nanei Protec:Kk 建造物防水構造
WO2012157735A1 (fr) * 2011-05-18 2012-11-22 京セラ株式会社 Dispositif de pile à combustible

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007315130A (ja) * 2006-05-29 2007-12-06 Nanei Protec:Kk 建造物防水構造
WO2012157735A1 (fr) * 2011-05-18 2012-11-22 京セラ株式会社 Dispositif de pile à combustible

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7563012B2 (ja) 2020-07-10 2024-10-08 日産自動車株式会社 固体酸化物形燃料電池

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JP6960456B2 (ja) 2021-11-05

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