JP5061121B2 - 燃料電池内で使用されるデバイス、および燃料電池流れ場を通流する流れを制御する方法 - Google Patents
燃料電池内で使用されるデバイス、および燃料電池流れ場を通流する流れを制御する方法 Download PDFInfo
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- JP5061121B2 JP5061121B2 JP2008548489A JP2008548489A JP5061121B2 JP 5061121 B2 JP5061121 B2 JP 5061121B2 JP 2008548489 A JP2008548489 A JP 2008548489A JP 2008548489 A JP2008548489 A JP 2008548489A JP 5061121 B2 JP5061121 B2 JP 5061121B2
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
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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
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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
- H01M8/0202—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
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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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
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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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04223—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells
- H01M8/04225—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells during start-up
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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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04223—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells
- H01M8/04228—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells during shut-down
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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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/043—Processes for controlling fuel cells or fuel cell systems applied during specific periods
- H01M8/04302—Processes for controlling fuel cells or fuel cell systems applied during specific periods applied during start-up
-
- 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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/043—Processes for controlling fuel cells or fuel cell systems applied during specific periods
- H01M8/04303—Processes for controlling fuel cells or fuel cell systems applied during specific periods applied during shut-down
-
- 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
- H01M2250/20—Fuel cells in motive systems, e.g. vehicle, ship, plane
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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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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- General Chemical & Material Sciences (AREA)
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Description
Claims (20)
- 燃料電池内で使用されるデバイスであって、
底壁、細長い側壁、開口した頂部、前記細長い側壁の一方の端部におけるチャネル入口部、および前記細長い側壁のもう一方の端部におけるチャネル出口部と、の間に流路を有する燃料電池流れ場チャネルを備え、
前記チャネル入口部および前記チャネル出口部のうちの少なくとも一方が、前記壁の1つから前記流路内へ部分的に延びる第1の突出部を含む妨害部材を含むとともに、
妨害されないチャネル入口および妨害されないチャネル出口を有する平行燃料電池流れ場部を含み、前記燃料電池流れ場チャネルが前記平行燃料電池流れ場部から流体を受けるように流体連通することを特徴とするデバイス。 - 前記突出部が、前記細長い側壁の一方から延びていることを特徴とする請求項1に記載のデバイス。
- 前記妨害部材が、前記細長い側壁のもう一方から前記流路内へ部分的に延びる第2の突出部をさらに含むことを特徴とする請求項2に記載のデバイス。
- 前記流路が公称断面積を有し、前記妨害部材が前記公称断面積の0%より大きく100%未満の面積を妨げることを特徴とする請求項2に記載のデバイス。
- 前記妨害部材が前記公称断面積の70%〜90%の面積を妨げることを特徴とする請求項4に記載のデバイス。
- 前記妨害部材が、前記公称断面積の80%を妨げることを特徴とする請求項5に記載のデバイス。
- 前記チャネル出口部が前記妨害部材によって少なくとも部分的に形成された出口開口を含み、かつ、前記チャネル入口部が前記出口開口より大きな入口開口を含むことを特徴とする請求項1に記載のデバイス。
- 前記燃料電池流れ場チャネルが曲線状のチャネル表面を含むことを特徴とする請求項1に記載のデバイス。
- 請求項1に記載のデバイスを用いて燃料電池流れ場を通流する流れを制御する方法であって、
流路内の流体の流れに関連した効率と圧力を含む燃料電池流れ場の流れ特性の関係に所望のバランスをもたらすように、燃料電池流れ場流路の壁から燃料電池流路内へ部分的に延在する第1の突出部を含む妨害部材を使って燃料電池流れ場流路を妨げることを含む方法。 - 前記燃料電池流れ場の流れ特性が、反応ガスの利用効率と、前記燃料電池流れ場流路を通流する反応ガスの圧力降下と、を含むことを特徴とする請求項9に記載の方法。
- 燃料電池内で使用されるデバイスであって、
底壁、細長い側壁、開口した頂部、前記細長い側壁の一方の端部におけるチャネル入口部、および前記細長い側壁のもう一方の端部におけるチャネル出口部と、の間に流路を有する燃料電池流れ場チャネルを備え、
前記チャネル入口部および前記チャネル出口部のうちの少なくとも一方が、前記壁の1つから前記流路内へ部分的に延びる第1の突出部を含む妨害部材を含むとともに、
全開入口および全閉出口を有する入口チャネルと、全開出口および全閉入口を有する出口チャネルと、を有する交差指型燃料電池流れ場部を含み、前記交差指型燃料電池流れ場部が前記燃料電池流れ場チャネルから流体を受けるように流体連通することを特徴とするデバイス。 - 前記突出部が、前記細長い側壁の一方から延びていることを特徴とする請求項11に記載のデバイス。
- 前記妨害部材が、前記細長い側壁のもう一方から前記流路内へ部分的に延びる第2の突出部をさらに含むことを特徴とする請求項12に記載のデバイス。
- 前記流路が公称断面積を有し、前記妨害部材が前記公称断面積の0%より大きく100%未満の面積を妨げることを特徴とする請求項12に記載のデバイス。
- 前記妨害部材が前記公称断面積の70%〜90%の面積を妨げることを特徴とする請求項14に記載のデバイス。
- 前記妨害部材が、前記公称断面積の80%を妨げることを特徴とする請求項15に記載のデバイス。
- 前記チャネル出口部が前記妨害部材によって少なくとも部分的に形成された出口開口を含み、かつ、前記チャネル入口部が前記出口開口より大きな入口開口を含むことを特徴とする請求項11に記載のデバイス。
- 前記燃料電池流れ場チャネルが曲線状のチャネル表面を含むことを特徴とする請求項11に記載のデバイス。
- 請求項11に記載のデバイスを用いて燃料電池流れ場を通流する流れを制御する方法であって、
流路内の流体の流れに関連した効率と圧力を含む燃料電池流れ場の流れ特性の関係に所望のバランスをもたらすように、燃料電池流れ場流路の壁から燃料電池流路内へ部分的に延在する第1の突出部を含む妨害部材を使って燃料電池流れ場流路を妨げることを含む方法。 - 前記燃料電池流れ場の流れ特性が、反応ガスの利用効率と、前記燃料電池流れ場流路を通流する反応ガスの圧力降下と、を含むことを特徴とする請求項19に記載の方法。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2005/047587 WO2007086828A2 (en) | 2005-12-28 | 2005-12-28 | Fuel cell flow field channel with partially closed end |
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| Publication Number | Publication Date |
|---|---|
| JP2009527870A JP2009527870A (ja) | 2009-07-30 |
| JP5061121B2 true JP5061121B2 (ja) | 2012-10-31 |
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| JP2008548489A Expired - Fee Related JP5061121B2 (ja) | 2005-12-28 | 2005-12-28 | 燃料電池内で使用されるデバイス、および燃料電池流れ場を通流する流れを制御する方法 |
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| Country | Link |
|---|---|
| US (1) | US9761889B2 (ja) |
| EP (2) | EP1977463B1 (ja) |
| JP (1) | JP5061121B2 (ja) |
| KR (1) | KR101022111B1 (ja) |
| CN (1) | CN101366130B (ja) |
| WO (1) | WO2007086828A2 (ja) |
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| JP2004241141A (ja) * | 2003-02-03 | 2004-08-26 | Nissan Motor Co Ltd | 燃料電池用セパレータ |
| EP1519438A2 (en) | 2003-09-29 | 2005-03-30 | Nissan Motor Co., Ltd. | Polymer electrolyte fuel cell and related method |
| KR100527470B1 (ko) * | 2003-10-10 | 2005-11-09 | 현대자동차주식회사 | 연료전지의 스택 시뮬레이터 |
| WO2005057707A1 (en) * | 2003-12-12 | 2005-06-23 | Lg Electronics Inc. | Bipolar plate of fuel cell |
| US7601451B2 (en) * | 2004-05-11 | 2009-10-13 | Gm Global Technologies Operations, Inc. | Variable active area for fuel cell |
| JP2005339901A (ja) * | 2004-05-25 | 2005-12-08 | Toyota Motor Corp | 燃料電池および燃料電池用セパレータ |
| JP2005353395A (ja) * | 2004-06-10 | 2005-12-22 | Nissan Motor Co Ltd | 燃料電池システム |
-
2005
- 2005-12-28 KR KR1020087014392A patent/KR101022111B1/ko not_active Expired - Fee Related
- 2005-12-28 CN CN2005800524538A patent/CN101366130B/zh not_active Expired - Fee Related
- 2005-12-28 US US12/094,476 patent/US9761889B2/en not_active Expired - Fee Related
- 2005-12-28 EP EP05858766.8A patent/EP1977463B1/en not_active Expired - Lifetime
- 2005-12-28 WO PCT/US2005/047587 patent/WO2007086828A2/en not_active Ceased
- 2005-12-28 EP EP13160201.3A patent/EP2608301A1/en not_active Withdrawn
- 2005-12-28 JP JP2008548489A patent/JP5061121B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP1977463A4 (en) | 2010-08-04 |
| CN101366130A (zh) | 2009-02-11 |
| EP1977463B1 (en) | 2014-11-05 |
| EP1977463A2 (en) | 2008-10-08 |
| KR20080070063A (ko) | 2008-07-29 |
| US20080292938A1 (en) | 2008-11-27 |
| EP2608301A1 (en) | 2013-06-26 |
| US9761889B2 (en) | 2017-09-12 |
| KR101022111B1 (ko) | 2011-03-17 |
| WO2007086828A2 (en) | 2007-08-02 |
| WO2007086828A3 (en) | 2007-11-15 |
| JP2009527870A (ja) | 2009-07-30 |
| CN101366130B (zh) | 2011-12-28 |
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