JP4935477B2 - 高性能小型燃料電池 - Google Patents
高性能小型燃料電池 Download PDFInfo
- Publication number
- JP4935477B2 JP4935477B2 JP2007108153A JP2007108153A JP4935477B2 JP 4935477 B2 JP4935477 B2 JP 4935477B2 JP 2007108153 A JP2007108153 A JP 2007108153A JP 2007108153 A JP2007108153 A JP 2007108153A JP 4935477 B2 JP4935477 B2 JP 4935477B2
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- substrate
- supply unit
- fuel cell
- oxygen supply
- 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.)
- Expired - Fee Related
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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
- H01M8/1009—Fuel cells with solid electrolytes with one of the reactants being liquid, solid or liquid-charged
- H01M8/1011—Direct alcohol fuel cells [DAFC], e.g. direct methanol fuel cells [DMFC]
-
- 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
- H01M8/02—Details
-
- 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
-
- 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
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
- H01M8/0273—Sealing or supporting means around electrodes, matrices or membranes with sealing or supporting means in the form of a frame
-
- 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
- H01M8/1097—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
- H01M8/24—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
-
- 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
-
- 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
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2483—Details of groupings of fuel cells characterised by internal manifolds
-
- 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
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2484—Details of groupings of fuel cells characterised by external manifolds
- H01M8/2485—Arrangements for sealing external manifolds; Arrangements for mounting external manifolds around a stack
-
- 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
- H01M2008/1095—Fuel cells with polymeric electrolytes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2250/00—Fuel cells for particular applications; Specific features of fuel cell system
- H01M2250/30—Fuel cells in portable systems, e.g. mobile phone, laptop
-
- 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
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/10—Applications of fuel cells in buildings
-
- 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
- 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)
Description
空気(負極)極:3/2O2+6H++6e−→3H2O
全体反応:CH3OH+3/2O2→CO2+3H2O
負(Cathode)電極反応:(1/2)O2+2H++2e−→H2O
全体反応:H2+(1/2)O2→H2O
10 燃料供給部
12、52 基板
14a、14b 空間
15、56 貫通孔
16 燃料注入口
18 ガス排出口
20、60 集電電極(Current Collector)
20a、60a 出力端子
30 セル部
32 電解質膜(MEA)
34a、34b 触媒層
38a、38b 薄型の補助基板
50 酸素供給部
70、70' 固定手段
72a、72b、72a'、72b' カバー
72c、72c' 接合角
76、76' 切開部
300 従来の単位燃料電池
310 電解質層(Electrolyte layer)
312a 正極
312b 負極
330 メタノール供給メカニズム
332 メタノール貯蔵タンク
334 メタノール及び水供給ポンプ
340 酸素供給メカニズム
342 酸素圧縮器
400 PEMFCシステム
412a 正電極
412b 負電極
420 水素供給系統
432 空気供給系統
Claims (6)
- 電子機器に電力を供給するための燃料電池において、
内側に流路が形成され、前記流路の一側には燃料注入口が形成され、他側にはガス排出口が備えられ、前記流路と前記燃料注入口、および、前記流路と前記ガス排出口とを、内部流路を通じて互いに連通する複数の貫通孔が形成された基板により形成される燃料供給部と、
前記燃料供給部の前記基板の両側に対称的に配置され、内部には触媒層を形成した電解質膜がそれぞれ配置され前記燃料供給部の前記複数の貫通孔を通じて前記内部流路に流入される燃料を活用し電流を発生させる複数のセル部と、
前記複数のセル部の外側に配置され、貫通孔が形成され前記複数のセル部の前記電解質膜に酸素を供給する基板により形成される複数の酸素供給部と、
前記燃料供給部の基板、前記複数のセル部及び前記複数の酸素供給部の基板を一体で結合させる固定手段と、
を含み、
前記固定手段は、PDMS(Polydimethylsiloxane)にシリカ材を混合して成り、
前記電解質膜には、その両側面にそれぞれ白金または白金/パラジウム(Pt/Pd)から成る触媒層が形成されることを特徴とする高性能小型燃料電池。 - 前記燃料供給部の基板及び前記複数の酸素供給部の基板は、セラミックまたはプラスチック材、LTCC(Low−Temprature Co−fired Ceramics)、シリコン材、のいずれか一つから成ることを特徴とする、請求項1記載の高性能小型燃料電池。
- 前記固定手段は、前記燃料供給部、前記複数のセル部及び前記複数の酸素供給部を囲むように配置される複数のカバーを含む請求項1又は2に記載の高性能小型燃料電池。
- 前記複数のカバーのそれぞれは、前記複数の酸素供給部の貫通孔が外部空気に露出できるように前記複数の酸素供給部の基板を外部に露出させる切開部を形成したことを特徴とする、請求項3に記載の高性能小型燃料電池。
- 前記複数のカバーのそれぞれは、前記複数の酸素供給部の複数の貫通孔に一致する複数の貫通孔をそれぞれ形成したことを特徴とする、請求項3または4に記載の高性能小型燃料電池。
- 前記シリカ材とPDMS(Polydimethylsiloxane)の混合材中におけるシリカの重量比は0.1〜50wt%であることを特徴とする、請求項1から5のいずれか1項に記載の高性能小型燃料電池。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2006-0034792 | 2006-04-18 | ||
KR1020060034792A KR100755620B1 (ko) | 2006-04-18 | 2006-04-18 | 고성능 소형 연료전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007287693A JP2007287693A (ja) | 2007-11-01 |
JP4935477B2 true JP4935477B2 (ja) | 2012-05-23 |
Family
ID=38537021
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007108153A Expired - Fee Related JP4935477B2 (ja) | 2006-04-18 | 2007-04-17 | 高性能小型燃料電池 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8080345B2 (ja) |
JP (1) | JP4935477B2 (ja) |
KR (1) | KR100755620B1 (ja) |
DE (1) | DE102007017798B4 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8697300B2 (en) * | 2008-03-31 | 2014-04-15 | Rohm Co., Ltd. | Fuel cell, and method for manufacturing the same |
KR101015216B1 (ko) | 2008-12-24 | 2011-02-18 | 한국세라믹기술원 | 감광성 세라믹 시트를 이용한 미세유체 연료전지 소자 및 그 제조 방법 |
EP2483959B1 (en) * | 2009-09-25 | 2015-02-11 | Danmarks Tekniske Universitet - DTU | Method of operating a direct dme fuel cell system |
US20120113616A1 (en) * | 2010-11-10 | 2012-05-10 | Research In Motion Limited | Frame incorporating a fuel cell for an electronic portable device |
WO2016132235A1 (en) * | 2015-02-21 | 2016-08-25 | Secretary, Department Of Electronics And Information Technology (Deity) Ministry Of Communications And Information Technology | A low temperature co-fired ceramic substrate miniature fuel cell and manufacturing method therefor |
WO2017159794A1 (ja) * | 2016-03-18 | 2017-09-21 | 大阪瓦斯株式会社 | 電気化学素子、電気化学モジュール、電気化学装置およびエネルギーシステム |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6569553B1 (en) * | 2000-08-28 | 2003-05-27 | Motorola, Inc. | Fuel processor with integrated fuel cell utilizing ceramic technology |
US6811916B2 (en) * | 2001-05-15 | 2004-11-02 | Neah Power Systems, Inc. | Fuel cell electrode pair assemblies and related methods |
JP4042101B2 (ja) | 2001-07-06 | 2008-02-06 | ソニー株式会社 | 燃料電池および燃料電池を用いた電力供給方法 |
US20040234836A1 (en) * | 2001-07-31 | 2004-11-25 | Hiroshi Orishima | Fuel cell |
KR20030014895A (ko) * | 2001-08-13 | 2003-02-20 | 와우텍 주식회사 | 휴대용 연료전지 시스템 |
JP4094265B2 (ja) | 2001-09-25 | 2008-06-04 | 株式会社日立製作所 | 燃料電池発電装置とそれを用いた装置 |
JP4041961B2 (ja) | 2001-09-26 | 2008-02-06 | ソニー株式会社 | 燃料電池,電気機器及び燃料電池の実装方法 |
US6761991B2 (en) * | 2001-10-16 | 2004-07-13 | Dow Corning Corporation | Seals for fuel cells and fuel cell stacks |
US6921603B2 (en) * | 2002-04-24 | 2005-07-26 | The Regents Of The University Of California | Microfluidic fuel cell systems with embedded materials and structures and method thereof |
JP3740463B2 (ja) * | 2002-12-26 | 2006-02-01 | 京セラ株式会社 | 燃料電池用容器および燃料電池 |
US20040142227A1 (en) | 2002-11-26 | 2004-07-22 | Kyocera Corporation | Fuel cell casing, fuel cell, and electronic apparatus |
JP4247571B2 (ja) | 2003-04-30 | 2009-04-02 | 東亞合成株式会社 | 電解質膜および当該電解質膜を用いた燃料電池 |
JP4268490B2 (ja) * | 2003-09-25 | 2009-05-27 | 京セラ株式会社 | 燃料電池用容器および燃料電池ならびに電子機器 |
DE10346310A1 (de) | 2003-10-06 | 2005-05-04 | Fraunhofer Ges Forschung | Batterie, insbesondere Mikrobatterie, und deren Herstellung mit Hilfe von Wafer-Level-Technologie |
JP2007059288A (ja) | 2005-08-26 | 2007-03-08 | Hitachi Ltd | 燃料電池ユニット、燃料タンクおよび電子機器 |
-
2006
- 2006-04-18 KR KR1020060034792A patent/KR100755620B1/ko not_active IP Right Cessation
-
2007
- 2007-04-11 US US11/783,647 patent/US8080345B2/en not_active Expired - Fee Related
- 2007-04-16 DE DE102007017798.6A patent/DE102007017798B4/de not_active Expired - Fee Related
- 2007-04-17 JP JP2007108153A patent/JP4935477B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20070243447A1 (en) | 2007-10-18 |
DE102007017798A1 (de) | 2007-10-25 |
JP2007287693A (ja) | 2007-11-01 |
DE102007017798B4 (de) | 2015-01-22 |
KR100755620B1 (ko) | 2007-09-06 |
US8080345B2 (en) | 2011-12-20 |
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