KR101150836B1 - 고체산화물 연료전지의 구조 및 그 제조방법 - Google Patents
고체산화물 연료전지의 구조 및 그 제조방법 Download PDFInfo
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- KR101150836B1 KR101150836B1 KR1020090104632A KR20090104632A KR101150836B1 KR 101150836 B1 KR101150836 B1 KR 101150836B1 KR 1020090104632 A KR1020090104632 A KR 1020090104632A KR 20090104632 A KR20090104632 A KR 20090104632A KR 101150836 B1 KR101150836 B1 KR 101150836B1
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- electrolyte layer
- electrode
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- solid oxide
- shrinkage
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- 239000000446 fuel Substances 0.000 title claims abstract description 112
- 239000007787 solid Substances 0.000 title claims abstract description 50
- 238000004519 manufacturing process Methods 0.000 title description 22
- 239000003792 electrolyte Substances 0.000 claims abstract description 90
- 238000005245 sintering Methods 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims description 31
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000004821 Contact adhesive Substances 0.000 claims 1
- 239000002131 composite material Substances 0.000 claims 1
- 239000002737 fuel gas Substances 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 239000010410 layer Substances 0.000 description 66
- 239000007789 gas Substances 0.000 description 8
- 238000010248 power generation Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 239000002346 layers by function Substances 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 238000003487 electrochemical reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 231100000069 corrosive reaction Toxicity 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003411 electrode reaction Methods 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
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- 239000002356 single layer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
- 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
- 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
- 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
- H01M4/8882—Heat treatment, e.g. drying, baking
- H01M4/8885—Sintering or firing
-
- 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
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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
Description
Claims (8)
- 전해질층, 연료극(애노드) 및 공기극(캐소드)으로 구성되는 단전지를 포함하는 고체산화물 연료전지에 있어서,상기 연료극 또는 공기극의 상면에는 전해질층이 형성되고, 상기 연료극 또는 공기극의 저면에는 수축 조절용 전해질층이 형성되며,상기 수축 조절용 전해질층은 면압 인가 접착 소결법에 의해 형성됨으로써, 단전지의 편평도는 0.97 이상인 것을 특징으로 하는 고체산화물 연료전지.
- 제1항에 있어서,상기 수축 조절용 전해질층은 상기 연료극 또는 공기극의 저면 테두리에 형성된 것을 특징으로 하는 고체산화물 연료전지.
- 제1항에 있어서,상기 수축 조절용 전해질층은 복수 개의 홈을 갖도록 형성된 것을 특징으로 하는 고체산화물 연료전지.
- 제3항에 있어서,상기 홈은 원형, 다각형 또는 이들의 복합형태인 것을 특징으로 하는 고체산화물 연료전지.
- 제1항에 있어서,상기 수축 조절용 전해질층은 서로 다른 크기를 갖는 고리형태로 형성되며, 상기 연료극 또는 공기극의 저면에 동일한 중심을 갖도록 배열되는 것을 특징으로 하는 고체산화물 연료전지.
- 제5항에 있어서,상기 수축 조절용 전해질층은 원형 고리형태, 다각형 고리형태 또는 이들의 복합형태로 형성된 것을 특징으로 하는 고체산화물 연료전지.
- 전해질층과 연료극 또는 공기극을 소결하여 단전지를 형성하는 제1단계;상기 연료극 또는 공기극의 저면에 수축 조절용 전해질을 코팅하는 제2단계; 및상기 수축 조절용 전해질을 면압 인가 접착 소결법에 의해 상기 연료극 또는 공기극의 저면에 소결하는 제3단계를 포함하는 것을 특징으로 하는 고체산화물 연료전지의 제조방법.
- 제 7 항에 있어서,상기 제3단계에서 상기 수축 조절용 전해질은, 개별 면압 인가 소결법, 전면 접촉 복수 면압 인가 소결법, 또는 후면 접촉 복수 면압 인가 소결법에 의해 면압되는 것을 특징으로 하는 고체산화물 연료전지의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020090104632A KR101150836B1 (ko) | 2009-10-30 | 2009-10-30 | 고체산화물 연료전지의 구조 및 그 제조방법 |
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KR1020090104632A KR101150836B1 (ko) | 2009-10-30 | 2009-10-30 | 고체산화물 연료전지의 구조 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20110047849A KR20110047849A (ko) | 2011-05-09 |
KR101150836B1 true KR101150836B1 (ko) | 2012-06-13 |
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KR1020090104632A Expired - Fee Related KR101150836B1 (ko) | 2009-10-30 | 2009-10-30 | 고체산화물 연료전지의 구조 및 그 제조방법 |
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KR (1) | KR101150836B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022114843A1 (ko) * | 2020-11-27 | 2022-06-02 | 고려대학교 산학협력단 | 세라믹 연료전지의 수축률 제어를 위한 음극 구조체 및 이의 제조 방법 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101439668B1 (ko) * | 2012-12-21 | 2014-09-12 | 주식회사 포스코 | 고체산화물 연료전지 및 이의 제조방법 |
KR101439176B1 (ko) * | 2013-04-26 | 2014-09-17 | 한국과학기술연구원 | 이중 전해질층을 포함하는 프로톤 전도성 고체 산화물 연료전지 및 유사 대칭성 적층 구조의 동시소성을 이용한 그 제조방법 |
KR102038726B1 (ko) * | 2015-08-27 | 2019-10-30 | 주식회사 엘지화학 | 평판형 고체산화물 연료전지 및 이를 포함하는 전지모듈 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001045186A2 (de) * | 1999-12-15 | 2001-06-21 | Forschungszentrum Jülich GmbH | Substratgestützte elektroden-elektrolyt-einheit |
WO2004006365A1 (en) | 2002-07-03 | 2004-01-15 | Stichting Energieonderzoek Centrum Nederland | Anode-supported fuel cell |
US20070015033A1 (en) | 2000-11-27 | 2007-01-18 | Nissan Motor Co., Ltd. | Single cell for fuel cell and solid oxide fuel cell |
JP2009087829A (ja) | 2007-10-01 | 2009-04-23 | Inst Nuclear Energy Research Rocaec | 高度整合性固体酸化物形燃料電池用膜電極接合体の製造方法 |
-
2009
- 2009-10-30 KR KR1020090104632A patent/KR101150836B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001045186A2 (de) * | 1999-12-15 | 2001-06-21 | Forschungszentrum Jülich GmbH | Substratgestützte elektroden-elektrolyt-einheit |
US20070015033A1 (en) | 2000-11-27 | 2007-01-18 | Nissan Motor Co., Ltd. | Single cell for fuel cell and solid oxide fuel cell |
WO2004006365A1 (en) | 2002-07-03 | 2004-01-15 | Stichting Energieonderzoek Centrum Nederland | Anode-supported fuel cell |
JP2009087829A (ja) | 2007-10-01 | 2009-04-23 | Inst Nuclear Energy Research Rocaec | 高度整合性固体酸化物形燃料電池用膜電極接合体の製造方法 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022114843A1 (ko) * | 2020-11-27 | 2022-06-02 | 고려대학교 산학협력단 | 세라믹 연료전지의 수축률 제어를 위한 음극 구조체 및 이의 제조 방법 |
KR20220074275A (ko) * | 2020-11-27 | 2022-06-03 | 고려대학교 산학협력단 | 세라믹 연료전지의 수축률 제어를 위한 음극 구조체 및 이의 제조 방법 |
KR102536225B1 (ko) * | 2020-11-27 | 2023-05-23 | 고려대학교 산학협력단 | 세라믹 연료전지의 수축률 제어를 위한 음극 구조체 및 이의 제조 방법 |
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KR20110047849A (ko) | 2011-05-09 |
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