JP4976652B2 - 型押し燃料電池双極板 - Google Patents
型押し燃料電池双極板 Download PDFInfo
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- JP4976652B2 JP4976652B2 JP2004571653A JP2004571653A JP4976652B2 JP 4976652 B2 JP4976652 B2 JP 4976652B2 JP 2004571653 A JP2004571653 A JP 2004571653A JP 2004571653 A JP2004571653 A JP 2004571653A JP 4976652 B2 JP4976652 B2 JP 4976652B2
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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
- H01M8/0267—Collectors; Separators, e.g. bipolar separators; Interconnectors having heating or cooling means, e.g. heaters or coolant flow channels
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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
- H01M8/0263—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant having meandering or serpentine paths
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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
- H01M8/0271—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
- H01M8/24—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
- H01M8/242—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes comprising framed electrodes or intermediary frame-like gaskets
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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
-
- 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
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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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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Description
Claims (19)
- 第1のヘッダが内部に形成された第1の縁部と第2のヘッダが内部に形成された第2の縁部とを有する1対の板を含む、燃料電池のための双極板組立体であって、
前記1対の板の第1の板であって、該第1の板は、第1の外面と、第1の内面と、該第1の外面の中へと凹んで形成された複数の経路によって画定された第1の流れ場とを有し、前記複数の経路は該経路に対応する位置で前記第1の内面から延在する第1の接触表面の組を画定する、前記第1の板と、
前記1対の板の第2の板であって、該第2の板は、第2の外面と、第2の内面と、該第2の外面の中へと凹んで形成された複数の経路によって画定された第2の流れ場とを有し、前記複数の経路は該経路に対応する位置で前記第2の内面から延在する第2の接触表面の組を画定し、前記第2の内面は前記第1の内面に対して対面関係に配置されている、第2の板と、
前記第1の接触表面の組と前記第2の接触表面の組との間の直接接触によって画定された、冷媒のための第3の流れ場であって、前記第3の流れ場は、個別の流れ攪乱体の配列と、前記流れ攪乱体の配列と前記第2のヘッダとの間に配置された複数の平行経路とを有する、第3の流れ場とを備え、
前記個別の流れ攪乱体の配列は、前記第1ヘッダに隣接する前記第3の流れ場の領域から前記複数の平行経路に向って斜めに延在し、
前記第1のヘッダから前記第3の流れ場を介して前記第2のヘッダまで流体連通される、双極板組立体。 - 前記個別の流れ攪乱体の配列は、前記第1のヘッダに隣接する第1の組の流れ攪乱体と、前記複数の平行経路の中に斜めに延在する第2の組の流れ攪乱体とを備える、請求項1に記載の双極板組立体。
- 前記個別の流れ攪乱体の配列は、前記第2の組の流れ攪乱体と反対の方向に前記複数の平行経路の中に斜めに延在する第3の組の流れ攪乱体をさらに備える、請求項2に記載の双極板組立体。
- 前記第3の流れ場は、前記複数の平行経路と前記第2のヘッダとの間に配置された個別の流れ攪乱体の第2の配列をさらに備える、請求項1に記載の双極板組立体。
- 前記第1および第2の配列のそれぞれが、前記第1および第2のヘッダにそれぞれ隣接する第1の組の流れ攪乱体と、前記複数の平行経路の中に斜めに延在する第2の組の流れ攪乱体とを備える、請求項4に記載の双極板組立体。
- 前記第1および第2の配列のそれぞれが、前記第2の組の流れ攪乱体と反対の方向に前記複数の平行経路の中に斜めに延在する第3の組の流れ攪乱体をさらに備える、請求項5に記載の双極板組立体。
- 前記双極板組立体は、前記第1の板の前記外面上に配置された第1の封止体をさらに備え、それと協働して前記第1の縁部の内部に形成された第3のヘッダと前記第1の流れ場との間に第1の流体連通路を設け、かつ前記第1の流れ場と前記第2の縁部の内部に形成された第4のヘッダとの間に第2の流体連通路を設ける、請求項1に記載の双極板組立体。
- 前記双極板組立体は、前記第2の板の前記外面上に配置された第2の封止体をさらに備え、それと協働して前記第1の縁部の内部に形成された第5のヘッダと前記第2の流れ場との間に第3の流体連通路を設け、かつ前記第2の流れ場と前記第2の縁部の内部に形成された第6のヘッダとの間に第4の流体連通路を設ける、請求項7に記載の双極板組立体。
- 薄い板であって、1対の反応物質ガス注入口ヘッダと冷媒注入口ヘッダとが貫通して形成されている注入口縁部と、1対の反応物質ガス排出ヘッダと冷媒排出ヘッダとが貫通して形成されている排出縁部と、前記薄い板の主要面上に形成された流れ場とを有する薄い板を備える、燃料電池用の双極板組立体のための分離板であって、前記流れ場は第1の組の流通経路を含み、前記第1の組の流通経路のそれぞれが、前記1対の反応物質ガス注入口ヘッダの一方と流体連通する第1の長手部分と第1の横断部分とを備える注入口脚と、前記第1の横断部分と流体連通する第1の端部と第2の端部とを有する蛇行脚と、前記蛇行脚の前記第2の端部と流体連通する第2の横断部分と前記1対の反応物質ガス排出ヘッダの一方と流体連通する第2の長手部分とを有する排出脚とを有し、前記冷媒注入口ヘッダに隣接する前記注入口脚の前記第1の横断部分および前記冷媒排出ヘッダに隣接する前記排出脚の前記第2の横断部分の少なくとも一方が起伏流通経路を画定する、分離板。
- 前記第1の組の流通経路の中の前記起伏流通経路は、前記注入口脚の前記第1の横断部分の中に形成される、請求項9に記載の分離体板。
- 前記第1の組の流通経路の中の前記起伏流通経路は、前記排出脚の前記第2の横断部分の中に形成される、請求項9に記載の分離体板。
- 前記起伏流通経路は少なくとも2つの起伏を備える、請求項9に記載の分離板。
- 前記1対の反応物質ガス注入口ヘッダは前記冷媒注入口ヘッダの両側に横方向に配置され、前記1対の反応物質ガス排出ヘッダは前記冷媒排出ヘッダの両側に横方向に配置される、請求項9に記載の分離板。
- 前記流れ場は第2の組の流通経路をさらに備え、前記第2の組の流通経路のそれぞれが、前記1対の反応物質ガス注入口ヘッダの前記一方と流体連通する第1の長手部分と第1の横断部分とを備える注入口脚と、前記第1の横断部分と流体連通する第1の端部と第2の端部とを有する蛇行脚と、前記蛇行脚の前記第2の端部と流体連通する第2の横断部分と前記1対の反応物質ガス排出ヘッダの前記一方と流体連通する第2の長手部分とを有する排出脚とを有し、前記冷媒注入口ヘッダに隣接する前記注入口脚の前記第1の横断部分および前記冷媒排出ヘッダに隣接する前記排出脚の前記第2の横断部分の少なくとも一方が起伏流通経路を画定する、請求項9に記載の分離板。
- 前記第2の組の流通経路の中の前記起伏流通経路は、前記注入口脚の前記第1の横断部分の中に形成される、請求項14に記載の分離板。
- 前記第2の組の流通経路の中の前記起伏流通経路は、前記排出脚の前記第2の横断部分の中に形成される、請求項14に記載の分離板。
- 前記起伏流通経路は少なくとも2つの起伏を備える、請求項14に記載の分離板。
- 前記1対の反応物質ガス注入口ヘッダは前記冷媒注入口ヘッダの両側に横方向に配置され、前記1対の反応物質ガス排出ヘッダは前記冷媒排出ヘッダの両側に横方向に配置される、請求項14に記載の分離板。
- 前記第1の組の流通経路のそれぞれが、前記第1の長手部分と流体連通する第1の端部を有する第3の横断部分と、前記第3の横断部分と連通する第1の端部と第2の端部とを有する第2の蛇行脚と、前記第2の蛇行脚の前記第2端部および前記第2の長手部分と流体連通する第4の横断部分とをさらに備え、前記冷媒注入口ヘッダに隣接する前記注入口脚の前記第3の横断部分および前記冷媒排出ヘッダに隣接する前記排出脚の前記第4の横断部分の少なくとも一方が起伏流通経路を画定する、請求項9に記載の分離板。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/418,536 | 2003-04-18 | ||
US10/418,536 US7459227B2 (en) | 2003-04-18 | 2003-04-18 | Stamped fuel cell bipolar plate |
PCT/US2003/012330 WO2004100297A1 (en) | 2003-04-18 | 2003-04-22 | Stamped fuel cell bipolar plate |
Publications (2)
Publication Number | Publication Date |
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JP2006523916A JP2006523916A (ja) | 2006-10-19 |
JP4976652B2 true JP4976652B2 (ja) | 2012-07-18 |
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Application Number | Title | Priority Date | Filing Date |
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JP2004571653A Expired - Fee Related JP4976652B2 (ja) | 2003-04-18 | 2003-04-22 | 型押し燃料電池双極板 |
Country Status (6)
Country | Link |
---|---|
US (2) | US7459227B2 (ja) |
JP (1) | JP4976652B2 (ja) |
CN (1) | CN100405645C (ja) |
AU (1) | AU2003231018A1 (ja) |
DE (1) | DE10394231B4 (ja) |
WO (1) | WO2004100297A1 (ja) |
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- 2003-04-22 JP JP2004571653A patent/JP4976652B2/ja not_active Expired - Fee Related
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US20090004522A1 (en) | 2009-01-01 |
CN100405645C (zh) | 2008-07-23 |
AU2003231018A1 (en) | 2004-11-26 |
US7781087B2 (en) | 2010-08-24 |
DE10394231T5 (de) | 2006-03-16 |
WO2004100297A1 (en) | 2004-11-18 |
US20040209150A1 (en) | 2004-10-21 |
CN1788376A (zh) | 2006-06-14 |
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