JP2022094309A - 電気分解耐性の空気側電極を含む固体酸化物形電解槽セル - Google Patents
電気分解耐性の空気側電極を含む固体酸化物形電解槽セル Download PDFInfo
- Publication number
- JP2022094309A JP2022094309A JP2021178525A JP2021178525A JP2022094309A JP 2022094309 A JP2022094309 A JP 2022094309A JP 2021178525 A JP2021178525 A JP 2021178525A JP 2021178525 A JP2021178525 A JP 2021178525A JP 2022094309 A JP2022094309 A JP 2022094309A
- Authority
- JP
- Japan
- Prior art keywords
- soec
- barrier layer
- stabilized zirconia
- zro
- side electrode
- 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.)
- Granted
Links
- 239000007787 solid Substances 0.000 title claims abstract description 25
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 17
- 239000000446 fuel Substances 0.000 claims abstract description 72
- 239000010410 layer Substances 0.000 claims abstract description 59
- 230000004888 barrier function Effects 0.000 claims abstract description 43
- 239000003792 electrolyte Substances 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims abstract description 36
- 229910002076 stabilized zirconia Inorganic materials 0.000 claims abstract description 27
- 239000002346 layers by function Substances 0.000 claims abstract description 15
- 239000004020 conductor Substances 0.000 claims description 31
- 229910001233 yttria-stabilized zirconia Inorganic materials 0.000 claims description 19
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 14
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 229910002075 lanthanum strontium manganite Inorganic materials 0.000 claims description 9
- 241000968352 Scandia <hydrozoan> Species 0.000 claims description 8
- HJGMWXTVGKLUAQ-UHFFFAOYSA-N oxygen(2-);scandium(3+) Chemical compound [O-2].[O-2].[O-2].[Sc+3].[Sc+3] HJGMWXTVGKLUAQ-UHFFFAOYSA-N 0.000 claims description 8
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 claims description 8
- 229910003131 (ZrO2)1−x(Y2O3)x Inorganic materials 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- FVROQKXVYSIMQV-UHFFFAOYSA-N [Sr+2].[La+3].[O-][Mn]([O-])=O Chemical compound [Sr+2].[La+3].[O-][Mn]([O-])=O FVROQKXVYSIMQV-UHFFFAOYSA-N 0.000 claims description 2
- IGPAMRAHTMKVDN-UHFFFAOYSA-N strontium dioxido(dioxo)manganese lanthanum(3+) Chemical compound [Sr+2].[La+3].[O-][Mn]([O-])(=O)=O IGPAMRAHTMKVDN-UHFFFAOYSA-N 0.000 claims 3
- 230000015556 catabolic process Effects 0.000 abstract description 2
- 238000006731 degradation reaction Methods 0.000 abstract description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 32
- 229910052706 scandium Inorganic materials 0.000 description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 229910052769 Ytterbium Inorganic materials 0.000 description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 10
- 150000002500 ions Chemical class 0.000 description 10
- 239000000203 mixture Substances 0.000 description 8
- 239000001301 oxygen Substances 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 8
- 230000032798 delamination Effects 0.000 description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 6
- 229910052739 hydrogen Inorganic materials 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 229910000480 nickel oxide Inorganic materials 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 3
- -1 oxygen ions Chemical class 0.000 description 3
- 229910052727 yttrium Inorganic materials 0.000 description 3
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 3
- 229910000640 Fe alloy Inorganic materials 0.000 description 2
- PACGUUNWTMTWCF-UHFFFAOYSA-N [Sr].[La] Chemical compound [Sr].[La] PACGUUNWTMTWCF-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- QBYHSJRFOXINMH-UHFFFAOYSA-N [Co].[Sr].[La] Chemical compound [Co].[Sr].[La] QBYHSJRFOXINMH-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000013025 ceria-based material Substances 0.000 description 1
- 229910002086 ceria-stabilized zirconia Inorganic materials 0.000 description 1
- 239000011195 cermet Substances 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000000788 chromium alloy Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910052963 cobaltite Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000006112 glass ceramic composition Substances 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 150000002815 nickel Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 229910002077 partially stabilized zirconia Inorganic materials 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000007784 solid electrolyte Substances 0.000 description 1
- HLMWPKSHXZYKJA-UHFFFAOYSA-N strontium cobalt(2+) dioxido(oxo)manganese lanthanum(3+) Chemical compound [Mn](=O)([O-])[O-].[Co+2].[Sr+2].[La+3] HLMWPKSHXZYKJA-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/70—Assemblies comprising two or more cells
- C25B9/73—Assemblies comprising two or more cells of the filter-press type
- C25B9/77—Assemblies comprising two or more cells of the filter-press type having diaphragms
-
- 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
- H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
- H01M4/8657—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites layered
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
- C25B1/042—Hydrogen or oxygen by electrolysis of water by electrolysis of steam
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
- C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
- C25B11/031—Porous electrodes
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/052—Electrodes comprising one or more electrocatalytic coatings on a substrate
- C25B11/053—Electrodes comprising one or more electrocatalytic coatings on a substrate characterised by multilayer electrocatalytic coatings
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B13/00—Diaphragms; Spacing elements
- C25B13/04—Diaphragms; Spacing elements characterised by the material
- C25B13/05—Diaphragms; Spacing elements characterised by the material based on inorganic materials
- C25B13/07—Diaphragms; Spacing elements characterised by the material based on inorganic materials based on ceramics
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/70—Assemblies comprising two or more cells
- C25B9/73—Assemblies comprising two or more cells of the filter-press type
- C25B9/75—Assemblies comprising two or more cells of the filter-press type having bipolar electrodes
-
- 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
- H01M4/90—Selection of catalytic material
- H01M4/9016—Oxides, hydroxides or oxygenated metallic salts
- H01M4/9025—Oxides specially used in fuel cell operating at high temperature, e.g. SOFC
- H01M4/9033—Complex oxides, optionally doped, of the type M1MeO3, M1 being an alkaline earth metal or a rare earth, Me being a metal, e.g. perovskites
-
- 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
- H01M8/1213—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the electrode/electrolyte combination or the supporting material
-
- 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
- H01M8/124—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte
- H01M8/1246—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides
-
- 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
-
- 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
- H01M8/124—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte
- H01M8/1246—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides
- H01M8/1253—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides the electrolyte containing zirconium oxide
-
- 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
- H01M8/124—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte
- H01M8/1246—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides
- H01M8/126—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides the electrolyte containing cerium oxide
-
- 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
- H01M8/18—Regenerative fuel cells, e.g. redox flow batteries or secondary fuel cells
- H01M8/184—Regeneration by electrochemical means
- H01M8/186—Regeneration by electrochemical means by electrolytic decomposition of the electrolytic solution or the formed water product
-
- 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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Inorganic Chemistry (AREA)
- Composite Materials (AREA)
- Ceramic Engineering (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Fuel Cell (AREA)
- Inert Electrodes (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
Abstract
Description
Claims (20)
- 固体酸化物電解質;
前記電解質の燃料側に配置される燃料側電極;及び
前記電解質の空気側に配置される空気側電極を含み、
前記空気側電極が、
前記電解質の前記空気側に配置され、前記電解質の電気伝導率よりも低い電気伝導率を有する安定化ジルコニア材料を含むバリア層;及び
前記バリア層上に配置される機能層を含む、固体酸化物電解槽セル(SOEC)。 - 前記機能層は、少なくとも10wt%の導電性材料と、少なくとも10wt%のイオン伝導性材料とを含み;
前記バリア層は、1at%未満の導電性材料を含み;
前記バリア層は、前記機能層よりも低い電気伝導率を有する、請求項1に記載のSOEC。 - 前記機能層の前記イオン伝導性材料は、安定化ジルコニア材料を含み;及び
前記導電性材料は、金属又は導電性金属酸化物を含む、請求項2に記載のSOEC。 - 前記機能層の前記安定化ジルコニア材料は、スカンジア、セリア、イットリア、イッテルビア、又はそれらの任意の組み合わせで安定化され;及び
前記導電性材料は、ランタンストロンチウムマンガナイトを含む、請求項3に記載のSOEC。 - 前記バリア層の前記安定化ジルコニア材料は、スカンジア、イットリア、イッテルビア、又はそれらの任意の組み合わせで安定化され;及び
前記バリア層は、0~0.5at%の導電性材料、及び、0~1at%のセリアを含む、請求項4に記載のSOEC。 - 前記バリア層の前記安定化ジルコニア材料は、式:(ZrO2)0.9+y-x(Sc2O3)0.1-y(Y2O3)xによって表され、式中、yは0~0.05の範囲であり、xは0.01~(0.05+y)の範囲である、請求項1に記載のSOEC。
- 前記バリア層の前記安定化ジルコニア材料は、式:(ZrO2)0.9-x(Sc2O3)0.1(Y2O3)xによって表され、式中、xは0.01~0.05の範囲である、請求項6に記載のSOEC。
- 前記バリア層の前記安定化ジルコニア材料は、(ZrO2)0.89(Sc2O3)0.1(Y2O3)0.01を含む、請求項7に記載のSOEC。
- 前記バリア層の前記安定化ジルコニア材料は、式:(ZrO2)0.91-x(Sc2O3)0.09(Y2O3)xによって表され、式中、xは0.01~0.06の範囲である、請求項6に記載のSOEC。
- 前記バリア層の前記安定化ジルコニア材料は、式:(ZrO2)0.9+y-x(Sc2O3)0.1-y(Yb2O3)xによって表され、式中、yは0~0.05の範囲であり、xは0.01~(0.05+y)の範囲である、請求項1に記載のSOEC。
- 前記バリア層の前記安定化ジルコニア材料は、式:(ZrO2)1-x(Y2O3)xによって表され、式中、xは、0.02~0.12の範囲である、請求項1に記載のSOEC。
- 前記バリア層の前記安定化ジルコニア材料は、式:(ZrO2)1-x(Y2O3)xによって表され、式中、xは、0.08~0.11の範囲である、請求項11に記載のSOEC。
- 前記バリア層の前記安定化ジルコニア材料は、(ZrO2)0.92(Y2O3)0.08を含む、請求項12に記載のSOEC。
- 前記機能層は、ランタンストロンチウムマンガネートと、式:(ZrO2)0.92(Y2O3)0.08で表されるイットリア安定化ジルコニアとを含む、請求項13に記載のSOEC。
- 前記バリア層の前記安定化ジルコニア材料は、式:(ZrO2)1-x(Y2O3)xで表され、式中、xは0.03~0.05の範囲である、請求項11に記載のSOEC。
- 前記機能層は、ランタンストロンチウムマンガネートとイットリア安定化ジルコニアとを含み;及び
前記バリア層は、1at%未満のランタンストロンチウムマンガネートを有するイットリア安定化ジルコニアから実質的になる、請求項1に記載のSOEC。 - 前記空気側電極は、前記機能層上に配置された導電性接触層をさらに含む、請求項1に記載のSOEC。
- 前記SOECは、燃料電池モード及び電気分解モードで交互に作動するように構成される固体酸化物再生燃料セルを含む、請求項1に記載のSOEC。
- インターコネクト;及び
複数の、前記インターコネクトによって分離される請求項1に記載のSOECを含む、固体酸化物電解槽セル(SOEC)スタック。 - 前記SOECスタックは、燃料電池モード及び電気分解モードで交互に作動するように構成される、請求項19に記載のSOECスタック。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17/120,426 US20220190373A1 (en) | 2020-12-14 | 2020-12-14 | Solid oxide electrolyzer cell including electrolysis-tolerant air-side electrode |
US17/120,426 | 2020-12-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022094309A true JP2022094309A (ja) | 2022-06-24 |
JP7428686B2 JP7428686B2 (ja) | 2024-02-06 |
Family
ID=78844748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021178525A Active JP7428686B2 (ja) | 2020-12-14 | 2021-11-01 | 電気分解耐性の空気側電極を含む固体酸化物形電解槽セル |
Country Status (5)
Country | Link |
---|---|
US (1) | US20220190373A1 (ja) |
EP (1) | EP4012071A1 (ja) |
JP (1) | JP7428686B2 (ja) |
KR (2) | KR20220085002A (ja) |
TW (1) | TWI788078B (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005015671A1 (ja) * | 2003-08-06 | 2005-02-17 | Toto Ltd. | 固体酸化物形燃料電池 |
US20060093884A1 (en) * | 2004-10-29 | 2006-05-04 | Seabaugh Matthew M | Ceramic laminate structures |
JP2011207735A (ja) * | 2010-03-30 | 2011-10-20 | Samsung Electro-Mechanics Co Ltd | 金属酸化物−イットリア安定化ジルコニア複合体及びこれを含む固体酸化物燃料電池 |
JP2019521249A (ja) * | 2016-06-17 | 2019-07-25 | ハルドール・トプサー・アクチエゼルスカベット | 加熱能を有するsoecシステム |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK171621B1 (da) * | 1993-03-01 | 1997-02-24 | Risoe Forskningscenter | Fastoxidbrændselscelle med katode af LSM og YSZ |
CN100483818C (zh) * | 2003-08-06 | 2009-04-29 | Toto株式会社 | 固体氧化物型燃料电池 |
JP4476689B2 (ja) * | 2004-05-11 | 2010-06-09 | 東邦瓦斯株式会社 | 低温作動型固体酸化物形燃料電池単セル |
US8828618B2 (en) * | 2007-12-07 | 2014-09-09 | Nextech Materials, Ltd. | High performance multilayer electrodes for use in reducing gases |
FR2935843B1 (fr) * | 2008-09-11 | 2011-02-11 | Commissariat Energie Atomique | Electrolyte pour pile sofc et son procede de fabrication. |
AU2011209829C1 (en) | 2010-01-26 | 2016-09-01 | Bloom Energy Corporation | Phase stable doped zirconia electrolyte compositions with low degradation |
AT14455U3 (de) * | 2015-07-14 | 2017-05-15 | Plansee Se | Elektrochemisches Modul |
FR3061495B1 (fr) * | 2017-01-02 | 2019-05-31 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Systeme de couplage etanche a haute temperature d'un empilement a oxydes solides de type soec/sofc |
WO2019189909A1 (ja) * | 2018-03-30 | 2019-10-03 | 大阪瓦斯株式会社 | 電気化学モジュール、電気化学モジュールの組立方法、電気化学装置及びエネルギーシステム |
KR102229377B1 (ko) * | 2019-02-01 | 2021-03-18 | 한양대학교 산학협력단 | 고체산화물 연료전지 및 이의 제조방법 |
-
2020
- 2020-12-14 US US17/120,426 patent/US20220190373A1/en active Pending
-
2021
- 2021-11-01 TW TW110140549A patent/TWI788078B/zh active
- 2021-11-01 JP JP2021178525A patent/JP7428686B2/ja active Active
- 2021-11-02 KR KR1020210148552A patent/KR20220085002A/ko not_active Application Discontinuation
- 2021-12-13 EP EP21214067.7A patent/EP4012071A1/en active Pending
-
2024
- 2024-09-04 KR KR1020240119675A patent/KR20240136905A/ko not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005015671A1 (ja) * | 2003-08-06 | 2005-02-17 | Toto Ltd. | 固体酸化物形燃料電池 |
US20060093884A1 (en) * | 2004-10-29 | 2006-05-04 | Seabaugh Matthew M | Ceramic laminate structures |
JP2011207735A (ja) * | 2010-03-30 | 2011-10-20 | Samsung Electro-Mechanics Co Ltd | 金属酸化物−イットリア安定化ジルコニア複合体及びこれを含む固体酸化物燃料電池 |
JP2019521249A (ja) * | 2016-06-17 | 2019-07-25 | ハルドール・トプサー・アクチエゼルスカベット | 加熱能を有するsoecシステム |
Also Published As
Publication number | Publication date |
---|---|
JP7428686B2 (ja) | 2024-02-06 |
EP4012071A1 (en) | 2022-06-15 |
KR20240136905A (ko) | 2024-09-19 |
TW202240958A (zh) | 2022-10-16 |
US20220190373A1 (en) | 2022-06-16 |
KR20220085002A (ko) | 2022-06-21 |
TWI788078B (zh) | 2022-12-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9799909B2 (en) | Phase stable doped zirconia electrolyte compositions with low degradation | |
US8617763B2 (en) | Internal reforming anode for solid oxide fuel cells | |
CN101682068B (zh) | 随时间展现低性能损失的复合阳极 | |
US20140242495A1 (en) | Anode with Remarkable Stability Under Conditions of Extreme Fuel Starvation | |
US12136754B2 (en) | Electrolyte materials for solid oxide electrolyzer cells | |
KR20210078012A (ko) | 공기극의 다공성 최적화를 통한 평관형 공전해 셀의 성능 개선 방법 | |
JP7428686B2 (ja) | 電気分解耐性の空気側電極を含む固体酸化物形電解槽セル | |
JP7301768B2 (ja) | 電気化学セル、電気化学セルスタックおよび電気化学セル用電解質 | |
US20230141938A1 (en) | Solid oxide electrolyzer cell including electrolysis-tolerant air-side electrode | |
US20230223555A1 (en) | Optimized Processing of Electrodes for SOFC and SOEC | |
US20230144742A1 (en) | Ni-Fe BASED CATHODE FUNCTIONAL LAYERS FOR SOLID OXIDE ELECTROCHEMICAL CELLS |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220413 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20230411 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20230711 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20230908 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20231011 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20231107 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20240110 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20240116 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20240125 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7428686 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |