KR101002044B1 - 초소형 연료전지 및 그 제조 방법과 이를 이용한 초소형연료전지 스택 - Google Patents
초소형 연료전지 및 그 제조 방법과 이를 이용한 초소형연료전지 스택 Download PDFInfo
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- KR101002044B1 KR101002044B1 KR1020080004597A KR20080004597A KR101002044B1 KR 101002044 B1 KR101002044 B1 KR 101002044B1 KR 1020080004597 A KR1020080004597 A KR 1020080004597A KR 20080004597 A KR20080004597 A KR 20080004597A KR 101002044 B1 KR101002044 B1 KR 101002044B1
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- fuel cell
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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
- H01M8/1286—Fuel cells applied on a support, e.g. miniature fuel cells deposited on silica supports
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/045—Anodisation of aluminium or alloys based thereon for forming AAO templates
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/18—After-treatment, e.g. pore-sealing
- C25D11/24—Chemical after-treatment
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/26—Anodisation of refractory metals or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/30—Anodisation of magnesium or alloys based thereon
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/32—Anodisation of semiconducting materials
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/34—Anodisation of metals or alloys not provided for in groups C25D11/04 - C25D11/32
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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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
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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
- 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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- Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Fuel Cell (AREA)
- Inert Electrodes (AREA)
Abstract
Description
Claims (19)
- 고체 전해질과;상기 전해질의 제1 면 상에 배치되는 제1 전극과;상기 제1 면 상에 제1 전극과는 분리되어 배치되거나, 상기 전해질의 제2 면 상에 배치되는 제2 전극; 및상기 제1 전극 및 제2 전극 중 적어도 어느 하나를, 맞닿은 상태로 지지하는 템플릿을 포함하여 이루어지고,상기 템플릿은 박막 증착 후 양극산화피막 처리 및 식각을 통해 다수의 나노 기공들을 포함하며,상기 템플릿에 의하여 맞닿은 상태로 지지되는 제1 전극 및 제2 전극 중 적어도 어느 하나는 상기 나노 기공들의 전부 또는 일부에 대응하는 각각의 나노 기공을 갖는 기공성 전극을 이루도록 형성된 것을 특징으로 하고,상기 고체 전해질은 다면체이고, 상기 제1 면은 상기 고체 전해질의 다면 중 어느 하나의 면이고, 상기 제2 면은 상기 고체 전해질의 다면 중 제1 면과 다른 어느 하나의 면인 것인 초소형 연료전지.
- 제1항에 있어서, 양극산화피막 처리에 의한 상기 템플릿의 울퉁불퉁한 면이 상기 고체 전해질 쪽을 향하고, 상기 기공성 전극은 상기 템플릿의 상기 고체 전해질과 맞닿은 면 및 상기 템플릿의 나노 기공을 이루는 내벽 상에 균일 두께로 형성된 것을 특징으로 하는 초소형 연료전지.
- 제2항에 있어서, 상기 템플릿의 상기 고체 전해질과 맞닿은 면의 반대쪽 면에 양극산화피막 처리를 위한 하부 전극을 더 포함하는 것을 특징으로 하는 초소형 연료전지.
- 제1항에 있어서, 양극산화피막 처리에 의한 상기 템플릿의 울퉁불퉁한 면이 상기 고체 전해질 반대쪽을 향하고, 상기 기공성 전극은 상기 템플릿과 상기 전해질 사이에 형성된 것을 특징으로 하는 초소형 연료전지.
- 제1항에 있어서, 양극산화피막 처리에 의한 상기 템플릿의 울퉁불퉁한 면이 상기 전해질 면과 반대 방향인 하방을 향하고, 상기 기공성 전극은 상기 템플릿의 하단 면 및 상기 템플릿의 나노 기공을 이루는 내벽 상에 균일 두께로 형성된 것을 특징으로 하는 초소형 연료전지.
- 제1항에 있어서, 상기 템플릿을 맞닿은 상태로 지지하며, 상기 기공성 전극에 형성된 나노 기공에 이르기까지 기체의 이동 통로를 확보하기 위한 개구부가 형성된 기판을 더 포함하는 것을 특징으로 하는 초소형 연료전지.
- 제1항에 있어서, 상기 템플릿을 맞닿은 상태로 지지하며, 전부 또는 일부가 기공 구조로 이루어져 상기 기공성 전극에 형성된 나노 기공에 이르기까지 기체의 이동 통로가 확보된 기공성 기판을 더 포함하는 것을 특징으로 하는 초소형 연료전지.
- 제1항에 있어서, 상기 전해질이 상기 제1 전극과 상기 제2 전극 사이에 위치하는 것을 특징으로 하는 초소형 연료전지.
- 삭제
- 제1항에 있어서, 상기 템플릿의 소재는 알루미늄 (Al), 타이타늄 (Ti), 마그네슘 (Mg), 아연 (Zn), 탄탈륨 (Ta), 지르코늄 (Zr), 이트륨 (Y), 세륨 (Ce), 하프늄 (Hf), 나이오븀 (Nb) 및 실리콘 (Si)으로 이루어진 군에서 선택된 적어도 어느 하나 또는 그 합금인 것을 특징으로 하는 초소형 연료전지.
- 삭제
- 기판 위에 맞닿은 상태로 다수의 단전지 (unit cell)가 배치되고, 상기 다수의 단전지 중 임의의 두 단전지 사이를 이어주는 연결선을 통해 직렬 또는 병렬 연결되며,상기 단전지는, 제1항 내지 제8항 또는 제10항 중 어느 하나의 항에 따른 초소형 연료전지인 초소형 연료전지 스택.
- 제12항에 있어서, 상기 다수의 단전지는 상기 기판 위에 수평으로 배치되며,상기 기판은 상기 탬플릿을 맞닿은 상태로 지지하고, 상기 기판에는 그 저면으로부터 상기 기공성 전극에 형성된 나노 기공에 이르기까지 기체의 이동 통로를 확보하기 위한 개구부가 형성되어 있거나, 혹은 상기 기공성 전극 아래의 기판 부분은 기공 구조를 갖는 것을 특징으로 하는 초소형 연료전지 스택.
- 기판 위에 템플릿의 원료 물질을 박막 공정에 의해 증착하는 단계;증착된 박막을 양극산화피막 처리하여 포러스층 (porous layer)과 배리어층 (barrier layer)을 갖는 양극산화피막을 형성하는 단계;상기 양극산화피막 상에 제1 전극을 균일 두께로 형성하는 단계;상기 제1 전극 위에 전해질을 형성하는 단계;상기 전해질 상에 제2 전극을 형성하는 단계; 및상기 배리어층 및 이 배리어층 상에 형성된 상기 제1 전극 부위를 식각하여 상기 제1 전극에 다수의 나노 기공들을 형성하는 단계;를 포함하여 이루어진 것을 특징으로 하는 초소형 연료전지의 제조 방법.
- 제14항에 있어서, 상기 배리어층 및 상기 제1 전극 부위의 식각 이전에, 상기 기판에 그 저면으로부터 상기 배리어층에 이르기까지 개구부를 형성하는 단계를 더 포함하는 것을 특징으로 하는 초소형 연료전지의 제조 방법.
- 제14항에 있어서, 상기 기판은 기공성 기판이며, 상기 배리어층 및 상기 제1 전극 부위의 식각은 상기 기판에 확보된 기공 통로를 통하여 이루어지는 것을 특징 으로 하는 초소형 연료전지의 제조 방법.
- 기판 위에 템플릿의 원료 물질을 박막 공정에 의해 증착하는 단계;증착된 템플릿 박막 상에 제1 전극을 형성하는 단계;상기 제1 전극 상에 전해질을 형성하는 단계;상기 전해질 상에 제2 전극을 형성하는 단계;상기 기판에 그 저면으로부터 상기 템플릿 박막의 저면에 이르기까지 개구부를 형성하는 단계;상기 템플릿 박막을 양극산화피막 처리하여 포러스층과 배리어층을 갖는 양극산화피막을 형성하는 단계; 및상기 배리어층 및 이 배리어층과 접촉하는 상기 제1 전극 부위를 식각하여 상기 제1 전극에 다수의 나노 기공들을 형성하는 단계;를 포함하여 이루어진 것을 특징으로 하는 초소형 연료전지의 제조 방법.
- 제17항에 있어서, 상기 제1 전극 부위의 식각 이전에, 상기 포러스층 상에 상기 제1 전극과 동종 또는 이종의 전극 물질을 증착하는 단계를 더 포함하는 것을 특징으로 하는 초소형 연료전지의 제조 방법.
- 기판의 저면에 개구부를 형성하는 단계;상기 개구부가 형성된 기판 부위에 템플릿의 원료 물질을 박막 공정에 의해 증착하는 단계;상기 템플릿 박막을 양극산화피막 처리하여 포러스층과 배리어층을 갖는 양극산화피막을 형성하는 단계;상기 양극산화피막 상에 제1 전극을 균일 두께로 형성하는 단계;상기 기판의 상면, 상기 배리어층 및 이 배리어층 상에 형성된 상기 제1 전극 부위를 식각하여 상기 제1 전극에 다수의 나노 기공들을 형성하는 단계;상기 포러스층 위에 전해질을 형성하는 단계; 및상기 전해질 상에 제2 전극을 형성하는 단계;를 포함하여 이루어진 것을 특징으로 하는 초소형 연료전지의 제조 방법.
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KR101100858B1 (ko) * | 2009-09-28 | 2012-01-02 | 포항공과대학교 산학협력단 | 연료 전지용 세퍼레이터와 이의 제조 방법 및 이를 포함하는 연료 전지 스택 |
WO2012030874A2 (en) * | 2010-08-31 | 2012-03-08 | President And Fellows Of Harvard College | Electrochemically functional membranes |
CN102400097A (zh) * | 2010-09-15 | 2012-04-04 | 鸿富锦精密工业(深圳)有限公司 | 壳体及其制造方法 |
FR2974452B1 (fr) * | 2011-04-22 | 2014-04-04 | Commissariat Energie Atomique | Procede de preparation d'une demi-cellule electrochimique |
KR101349075B1 (ko) | 2011-10-10 | 2014-01-16 | 한국과학기술연구원 | 물질전달성이 향상된 연료전지 및 그 제조 방법 |
DE102012201304A1 (de) * | 2012-01-31 | 2013-08-01 | Robert Bosch Gmbh | Mikromechanische Feststoffelektrolyt-Sensorvorrichtung und entsprechendes Herstellungsverfahren |
KR102051793B1 (ko) | 2012-07-24 | 2019-12-04 | 누베라 퓨엘 셀스, 엘엘씨 | 높은 차압의 전기 화학 전지에서의 사용을 위한 유동 구조체들의 배열 |
KR102573624B1 (ko) | 2015-05-22 | 2023-09-01 | 난양 테크놀러지컬 유니버시티 | 에너지 변환장치 및 그 제조방법 |
DE102015210660A1 (de) * | 2015-06-11 | 2016-12-15 | Robert Bosch Gmbh | Mikromechanische Feststoffelekrolyt-Sensorvorrichtung und Verfahren zur Herstellung derselben |
US11417892B2 (en) * | 2018-10-12 | 2022-08-16 | Hitachi High-Tech Corporation | Fuel cell |
EP4057401A4 (en) * | 2019-11-07 | 2024-01-24 | Hitachi High-Tech Corporation | Fuel battery cell and method for manufacturing fuel battery cell |
CN114667621B (zh) * | 2019-11-08 | 2023-12-05 | 株式会社日立高新技术 | 燃料电池单元、燃料电池单元制造方法 |
WO2021173191A1 (en) * | 2020-02-24 | 2021-09-02 | Purdue Research Foundation | Microstructurally engineered perovskite gas sensor |
KR20230141314A (ko) * | 2022-03-31 | 2023-10-10 | 주식회사 에이엠엑스랩 | 스택 구조를 갖는 박막형 고체 산화물 연료 전지 패키지 |
CN115642279A (zh) * | 2022-10-13 | 2023-01-24 | 电子科技大学 | 光敏微晶玻璃支撑型微燃料电池及其制造方法 |
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