WO2014098335A1 - 종채널과 횡채널을 갖는 고체산화물 연료전지 - Google Patents
종채널과 횡채널을 갖는 고체산화물 연료전지 Download PDFInfo
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- WO2014098335A1 WO2014098335A1 PCT/KR2013/006049 KR2013006049W WO2014098335A1 WO 2014098335 A1 WO2014098335 A1 WO 2014098335A1 KR 2013006049 W KR2013006049 W KR 2013006049W WO 2014098335 A1 WO2014098335 A1 WO 2014098335A1
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- Prior art keywords
- channel
- reaction gas
- fuel cell
- solid oxide
- oxide fuel
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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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
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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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
- H01M8/026—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant characterised by grooves, e.g. their pitch or depth
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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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
- H01M8/0265—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant the reactant or coolant channels having varying cross sections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
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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
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
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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
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
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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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/241—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes
- H01M8/2425—High-temperature cells with solid electrolytes
- H01M8/2432—Grouping of unit cells of planar configuration
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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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2457—Grouping of fuel cells, e.g. stacking of fuel cells with both reactants being gaseous or vaporised
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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
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
- H01M2008/1293—Fuel cells with solid oxide electrolytes
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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
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0068—Solid electrolytes inorganic
- H01M2300/0071—Oxides
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Definitions
- the present invention relates to a solid oxide fuel cell having a vertical channel and a horizontal channel, and more particularly, to a solid oxide fuel cell in which a vertical channel and a horizontal channel are formed in a separator constituting a solid oxide fuel cell.
- a fuel cell is an energy conversion device that uses an electrochemical reaction between an oxidant and a fuel.
- the fuel cell converts the chemical energy of the fuel into electrical energy without undergoing a process of converting the chemical energy into thermal and mechanical energy. As an eco-friendly and future power source, much research is being conducted.
- the fuel cells may be phosphoric acid fuel cells (PAFCs), polymer electrolyte membrane fuel cells (PEMFCs), molten carbonate fuel cells (MCFCs), Direct methanol fuel cells (DMFCs), solid oxide fuel cells (SOFCs) and the like can be divided into.
- PAFCs phosphoric acid fuel cells
- PEMFCs polymer electrolyte membrane fuel cells
- MCFCs molten carbonate fuel cells
- DMFCs Direct methanol fuel cells
- SOFCs solid oxide fuel cells
- SOFCs which are composed of solid phases such as ceramics and metals, have many advantages such as the highest energy efficiency, the variety of fuel choices, and the recycling of waste heat.
- a fuel electrode current collector unit of a solid oxide fuel cell is disclosed.
- FIG. 1 is an exploded perspective view of a main configuration of a solid oxide fuel cell according to the prior art.
- the prior art includes a unit cell in which an anode, an electrolyte, and a cathode are sequentially stacked, and a separator plate stacked on the anode side. And a separator stacked on the cathode side.
- Channels are formed on both sides of the separator, although not shown in FIG. 1, a positive electrode current collector is interposed between the positive electrode side separator and the positive electrode, and a negative electrode current collector is interposed between the negative electrode separator and the negative electrode.
- electromotive force is generated by an electrochemical reaction occurring at the electrodes (anode and cathode).
- air or fuel gas is introduced to one side of the channel and exits to the other side.
- the fuel cell is formed with an inlet through which the reaction gas flows in and an outlet through which the reaction gas flows out.
- the electrochemical reaction takes place uniformly over the entire area where the reaction gas passes through the fuel cell, but in practice, the reaction gas is concentrated at the inlet side, and the concentration of the reaction gas is low at the outlet side.
- electricity is not generated evenly over the entire area of the current collector, and much electricity is generated at the inlet side of the current collector, and relatively little electricity is generated at the outlet side of the current collector.
- the present invention has been conceived to solve the above problems, and an object thereof is to provide a solid oxide fuel cell in which an electrochemical reaction occurs uniformly over the entire area of the reaction gas passing through the fuel cell.
- Another object of the present invention is to provide a solid oxide fuel cell having a structure in which deterioration of the inlet side and the outlet side of the reaction gas can occur relatively uniformly.
- a solid oxide fuel cell includes: a unit cell formed by stacking a positive electrode, an electrolyte, and a negative electrode; Channels through which the reaction gas can flow are formed on both sides, and the channel includes a vertical channel parallel to the direction in which the reaction gas flows, and a transverse plate intersecting the direction in which the reaction gas flows; And a current collector interposed between the unit cell and the separator, wherein the vertical channel width is widened from the reaction gas inlet toward the reaction gas outlet.
- both sides of the separation plate is formed with a projection partitioned by the longitudinal channel and the transverse channel, the projection is trapezoidal shape.
- both sides of the separation plate is formed with a projection partitioned by the longitudinal channel and the transverse channel, the projection is a hexagonal shape.
- the width of the transverse channel is widened from the reaction gas inlet toward the reaction gas outlet.
- the width of the end channel of the end side of the reaction gas outlet is 1.5 to 3 times the width of the end channel of the end of the reaction gas inlet.
- both sides of the separation plate is formed with protrusions partitioned by the vertical channel and the transverse channel, the current collector covers both the vertical channel, the transverse channel and the protrusion.
- any one longitudinal channel formed on one surface of the separation plate is disposed at a position corresponding to an interval between the vertical channels formed adjacent to each other on the other surface of the separation plate.
- the solid oxide fuel cell further includes an end plate in which a channel parallel to a direction in which the reaction gas flows and a channel crossing the direction in which the reaction gas flows are formed on only one surface.
- FIG. 1 is an exploded perspective view of a main configuration of a solid oxide fuel cell according to the prior art.
- FIG. 2 is an exploded perspective view of a part of a solid oxide fuel cell according to a preferred embodiment of the present invention.
- FIG 3 is a plan view of a separator used in a solid oxide fuel cell according to a preferred embodiment of the present invention.
- FIG 4 is a plan view of a modification of the separator used in the solid oxide fuel cell according to the preferred embodiment of the present invention.
- FIG. 5 is a longitudinal sectional view of a solid oxide fuel cell according to a preferred embodiment of the present invention.
- Figure 3 is a plan view of a separator used in a solid oxide fuel cell according to a preferred embodiment of the present invention.
- fuel cell solid oxide fuel cell according to the present invention
- the solid oxide fuel cell 100 includes a unit cell 10, a separator plate 20, and a current collector.
- the unit cell 10 is formed by stacking a positive electrode 13, an electrolyte 12, and a negative electrode 11.
- a perovskite compound such as LaSrMnO 3 (LSM) and LaSrCoFeO 3 (LSCF) may be used, and zirconia (rare earth system; YSZ or Sc 2 O 3 + ZrO 2 (ScSZ)) may be used as the electrolyte 12.
- Etc.) ceria (CeO 2), bismuth oxide (Bi 2 O 3), perovskite-based powders of one or more may be used, the cathode (11, the anode) and the metal such as Ni and A mixture of tria stabilized zirconia (ZrO 2 + 8 Y 2 O 3, YSZ) and the like may be used.
- the unit cell 10 is formed by stacking at least three layers of the anode 13, the electrolyte 12, and the cathode 11.
- Separation plate 20 is a channel through which the reaction gas flow is formed on both sides.
- the reaction gas refers to fuel gas and air, and as the fuel gas, pure hydrogen, methane, propane, butane, or the like may be directly used or modified.
- air is used to include a gas mixed with oxygen in addition to ordinary air.
- the reaction gas is introduced into the fuel cell 100 from the X side and discharged from the fuel cell 100 toward the Y side. Therefore, the side marked X is called the inlet, and the side marked Y is called the outlet.
- the channel consists of a longitudinal channel 22 parallel to the direction in which the reaction gas flows and a transverse channel 24 intersecting the direction in which the reaction gas flows. Therefore, the protrusions 26 partitioned by the vertical channel 22 and the transverse channel 24 are formed on the surface of the separator 20. Meanwhile, in FIG. 2, the widths of the vertical channels 22 and the transverse channels 24 are exaggerated for convenience of description, and a larger number of the vertical channels 22 narrower than those shown in FIG. 2. Of course, the horizontal channel 24 may be formed in the separation plate 20.
- the vertical channel 22 formed on the upper surface of the separator 20 and the vertical channel 22 formed on the lower surface of the separator 20 are formed at positions corresponding to each other. have. That is, based on the thickness direction of the separator 20, the vertical channels 22 are formed on both the upper and lower surfaces of the separator 20, or the protrusions 26 are formed on both the upper and lower surfaces of the separator 20. It is.
- the separator 20 does not necessarily have to be vertically symmetrical in this way.
- any one longitudinal channel 22 formed on one surface of the separation plate 20 may be disposed at a position corresponding to an interval between the vertical channels 22 formed adjacent to each other on the other surface of the separation plate 20. have. That is, in the case of the section in which the vertical channel 22 is formed on the upper surface of the separation plate 20 when the separation plate 20 is not formed up-down symmetrically and based on the thickness direction of the separation plate 20, this section The lower surface of the projections 26 may be formed, and in the case of the section in which the projections 26 are formed on the upper surface of the separation plate 20, the vertical channel 22 may be formed on the lower surface of the section. In other words, the vertical channels 22 formed on the upper and lower surfaces of the separator 20 may be staggered from each other.
- vertical channels 22 formed on the upper and lower surfaces of the separator 20 are formed in the same direction, and horizontal channels 24 formed on the upper and lower surfaces of the separator 20 are formed in the same direction.
- the vertical channel 22 formed on the upper surface of the separating plate 20 and the vertical channel 22 formed on the lower surface intersect with each other, and formed on the horizontal channel 24 and the lower surface formed on the upper surface of the separating plate 20.
- the transverse channels 24 may be arranged to intersect with each other.
- An electrical power collector is interposed between the unit cell 10 and the separation plate 20.
- the current collector is not indicated by a clear reference numeral in FIG. 2, this is for convenience, and the current collector may be assumed to be applied to the upper and lower surfaces of the separator 20. Since both sides of the separating plate 20 are composed of the vertical channel 22 and the transverse channel 24, and the protrusions 26 which occupy an area excluding the area occupied by the channels 22 and 24, the current collector is described above.
- the vertical channel 22, the horizontal channel 24, and the protrusion 26 may be formed to cover all of them.
- an electron conductive perovskite compound may be used as the current collector.
- FIG 3 is a plan view of a separator 20 used in a solid oxide fuel cell according to a preferred embodiment of the present invention.
- the width of the vertical channel 22 is formed to widen from the reaction gas inlet toward the reaction gas outlet. That is, the width D Y of the side of the vertical channel 22 relatively close to the outlet is wider than the width D X of the side closer to the inlet.
- the shape of the protrusions 26 has a trapezoidal shape.
- the shape of the protrusions 26 does not necessarily have to be trapezoidal.
- 4 is a plan view of a modification of the separator 20 used in the solid oxide fuel cell 100 according to a preferred embodiment of the present invention.
- the protrusion 26 may be formed in a hexagonal shape. . That is, in the modified example shown in FIG. 4, the plurality of protrusions 26 may have a shape similar to that of a honey comb.
- the width D Y of the side of the vertical channel 22 relatively close to the outlet is wider than the width D X of the side closer to the inlet.
- the width of the transverse channel 24 may be formed to widen toward the reaction gas outlet direction from the reaction gas inlet. That is, the width W Y of the side of the transverse channel 24 that is relatively close to the outlet may be formed to be wider than the width W X of the side that is relatively close to the inlet.
- the reaction gas is driven toward the inlet and the outlet, which is a problem of the prior art.
- the problem of lowering the concentration of the reaction gas on the side is significantly improved.
- the reaction gas has a property of spreading from a narrow space to a wider space, and the channels 22 and 24 are wider toward the outlet, so that the reaction gas can be uniformly spread in the region from the inlet to the outlet. Electrochemical reactions may occur uniformly over the entire area where the reaction gas passes through the fuel cell 100.
- the current collectors applied to the channels 22 and 24 cannot contact the positive electrode 13 or the negative electrode 11, and only the current collector applied to the protrusions 26 is connected to the positive electrode 13 or the negative electrode 11. Can be contacted.
- the current collecting efficiency is improved as the area of the current collector in contact with the positive electrode 13 or the negative electrode 11 becomes larger, and as a result, the larger the area of the protruding portion 26, the higher the current collecting efficiency.
- the reaction gas of the fuel cell 100 when the width of the end channel 22 of the reaction gas outlet 22 is 1.5 to 3 times the width of the end channel 22 of the reaction gas inlet, the reaction gas of the fuel cell 100 It was experimentally confirmed that not only spreads evenly over the entire area, but also the area of the protrusions 26 can be kept sufficiently wide. In addition, it was confirmed that the current collection efficiency was the highest under these conditions.
- FIG. 5 is a longitudinal sectional view of a solid oxide fuel cell according to a preferred embodiment of the present invention.
- the end plate 30 In the finished fuel cell 100, it is not desirable for the channels 22 and 24 to be exposed to the outside. Therefore, it is desirable to arrange an end plate 30 on the top and bottom surfaces of the fuel cell 100. Accordingly, the end plate 30 has the longitudinal channel 22 and the transverse channel 24 formed only on one surface thereof.
- the fuel cell 100 includes an end plate 30, a unit cell 10, a separation plate 20, a unit cell 10, a separation plate 20, a unit cell 10, and an end.
- Plate 30 may be stacked in sequence, the same number of unit cells 10 and the separating plate 20 is added to the fuel cell 100 to form a fuel cell 100 of higher capacity. You may.
- the current collector is interposed between the end plate 30 and the unit cell 10, and between the separation plate 20 and the unit cell 10.
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Abstract
Description
Claims (8)
- 양극, 전해질, 음극이 적층되어 형성된 단위셀;반응가스가 흐를 수 있는 채널이 양면에 형성되며, 상기 채널은 상기 반응가스가 흐르는 방향과 나란한 종채널과, 상기 반응가스가 흐르는 방향과 교차하는 횡채널로 이루어져 있는 분리판; 및상기 단위셀과 상기 분리판 사이에 개재되는 집전체;를 포함하며,상기 종채널의 폭은 반응가스 유입구로부터 반응가스 유출구 방향을 향하여 넓어지는 것을 특징으로 하는 고체산화물 연료전지.
- 제1항에 있어서,상기 분리판의 양면에는 상기 종채널과 상기 횡채널에 의하여 구획되는 돌출부가 형성되며, 상기 돌출부는 사다리꼴 형상인 것을 특징으로 하는 고체산화물 연료전지.
- 제1항에 있어서,상기 분리판의 양면에는 상기 종채널과 상기 횡채널에 의하여 구획되는 돌출부가 형성되며, 상기 돌출부는 육각형 형상인 것을 특징으로 하는 고체산화물 연료전지.
- 제1항에 있어서,상기 횡채널의 폭은 상기 반응가스 유입구로부터 상기 반응가스 유출구 방향을 향하여 넓어지는 것을 특징으로 하는 고체산화물 연료전지.
- 제1항에 있어서,상기 반응가스 유출구의 단부쪽 종채널의 폭은 상기 반응가스 유입구의 단부쪽 종채널의 폭의 1.5~3배인 것을 특징으로 하는 고체산화물 연료전지.
- 제1항에 있어서,상기 분리판의 양면에는 상기 종채널과 상기 횡채널에 의하여 구획되는 돌출부가 형성되며, 상기 집전체는 상기 종채널과 상기 횡채널과 상기 돌출부를 모두 덮는 것을 특징으로 하는 고체산화물 연료전지.
- 제1항에 있어서,상기 분리판의 일면에 형성된 어느 하나의 종채널은, 상기 분리판의 타면에 서로 인접하여 형성된 종채널의 사이구간에 대응되는 위치에 배치된 것을 특징으로 하는 고체산화물 연료전지.
- 제1항에 있어서,상기 반응가스가 흐르는 방향과 나란한 채널과 상기 반응가스가 흐르는 방향과 교차하는 채널이 일면에만 형성되어 있는 엔드판(End plate)을 더 구비한 것을 특징으로 하는 고체산화물 연료전지.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/442,222 US10446856B2 (en) | 2012-12-18 | 2013-07-08 | Solid oxide fuel cell having longitudinal and lateral channels |
DK13866257.2T DK2937926T3 (en) | 2012-12-18 | 2013-07-08 | Solid oxide fuel cell with a vertical channel and a transverse channel. |
JP2015547827A JP6001193B2 (ja) | 2012-12-18 | 2013-07-08 | 縦チャンネルと横チャンネルを有する固体酸化物燃料電池 |
EP13866257.2A EP2937926B1 (en) | 2012-12-18 | 2013-07-08 | Solid oxide fuel cell having vertical channel and transverse channel |
CN201380061652.XA CN104813528B (zh) | 2012-12-18 | 2013-07-08 | 具有纵向通道和横向通道的固态氧化物燃料电池 |
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KR1020120148194A KR101432386B1 (ko) | 2012-12-18 | 2012-12-18 | 종채널과 횡채널을 갖는 고체산화물 연료전지 |
KR10-2012-0148194 | 2012-12-18 |
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WO2014098335A1 true WO2014098335A1 (ko) | 2014-06-26 |
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PCT/KR2013/006049 WO2014098335A1 (ko) | 2012-12-18 | 2013-07-08 | 종채널과 횡채널을 갖는 고체산화물 연료전지 |
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US (1) | US10446856B2 (ko) |
EP (1) | EP2937926B1 (ko) |
JP (1) | JP6001193B2 (ko) |
KR (1) | KR101432386B1 (ko) |
CN (1) | CN104813528B (ko) |
DK (1) | DK2937926T3 (ko) |
WO (1) | WO2014098335A1 (ko) |
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KR102256503B1 (ko) * | 2015-02-23 | 2021-05-27 | 한국조선해양 주식회사 | 고체 산화물 연료전지 스택 |
KR20180000448A (ko) * | 2016-06-23 | 2018-01-03 | 주식회사 경동나비엔 | 온도 조절용 열교환 수단을 구비한 연료전지 |
KR102140126B1 (ko) | 2016-11-14 | 2020-07-31 | 주식회사 엘지화학 | 연료전지용 분리판 및 이를 이용한 연료전지 |
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CN112635786B (zh) * | 2020-12-22 | 2022-05-10 | 新源动力股份有限公司 | 一种提高电堆流体分配均一性的方法及电堆 |
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Also Published As
Publication number | Publication date |
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JP2016504730A (ja) | 2016-02-12 |
EP2937926B1 (en) | 2016-07-20 |
CN104813528B (zh) | 2017-06-09 |
CN104813528A (zh) | 2015-07-29 |
KR20140078904A (ko) | 2014-06-26 |
JP6001193B2 (ja) | 2016-10-05 |
KR101432386B1 (ko) | 2014-08-20 |
EP2937926A4 (en) | 2015-11-18 |
US10446856B2 (en) | 2019-10-15 |
EP2937926A1 (en) | 2015-10-28 |
US20160028094A1 (en) | 2016-01-28 |
DK2937926T3 (en) | 2016-10-10 |
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