DE69637289D1 - Luft- und Brennstofffilter für Methanol-Brennstoffzelle - Google Patents

Luft- und Brennstofffilter für Methanol-Brennstoffzelle

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Publication number
DE69637289D1
DE69637289D1 DE69637289T DE69637289T DE69637289D1 DE 69637289 D1 DE69637289 D1 DE 69637289D1 DE 69637289 T DE69637289 T DE 69637289T DE 69637289 T DE69637289 T DE 69637289T DE 69637289 D1 DE69637289 D1 DE 69637289D1
Authority
DE
Germany
Prior art keywords
air
fuel cell
methanol
fuel
filter
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 - Lifetime
Application number
DE69637289T
Other languages
English (en)
Inventor
Subbarao Surampudi
Harvey A Frank
Sekharipuram R Narayanan
William Chun
Barbara Jeffries-Nakamura
Andrew Kindler
Gerald Halpert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
California Institute of Technology CalTech
Original Assignee
California Institute of Technology CalTech
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by California Institute of Technology CalTech filed Critical California Institute of Technology CalTech
Application granted granted Critical
Publication of DE69637289D1 publication Critical patent/DE69637289D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
    • H01M8/2455—Grouping of fuel cells, e.g. stacking of fuel cells with liquid, solid or electrolyte-charged reactants
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    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8803—Supports for the deposition of the catalytic active composition
    • H01M4/8807—Gas diffusion layers
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    • H01M4/88—Processes of manufacture
    • H01M4/8817—Treatment of supports before application of the catalytic active composition
    • H01M4/8821—Wet proofing
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    • H01M4/88—Processes of manufacture
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    • H01M4/8828—Coating with slurry or ink
    • H01M4/8839—Painting
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    • H01M4/8867—Vapour deposition
    • H01M4/8871—Sputtering
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    • H01M4/90—Selection of catalytic material
    • H01M4/92—Metals of platinum group
    • H01M4/921—Alloys or mixtures with metallic elements
    • H—ELECTRICITY
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    • H01M4/92—Metals of platinum group
    • H01M4/925—Metals of platinum group supported on carriers, e.g. powder carriers
    • H01M4/926—Metals of platinum group supported on carriers, e.g. powder carriers on carbon or graphite
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    • H01M8/0269—Separators, collectors or interconnectors including a printed circuit board
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    • H01M8/1009—Fuel cells with solid electrolytes with one of the reactants being liquid, solid or liquid-charged
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    • 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]
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    • H01M8/22—Fuel cells in which the fuel is based on materials comprising carbon or oxygen or hydrogen and other elements; Fuel cells in which the fuel is based on materials comprising only elements other than carbon, oxygen or hydrogen
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    • H01M2300/0065—Solid electrolytes
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    • H01M8/04373—Temperature; Ambient temperature of auxiliary devices, e.g. reformers, compressors, burners
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    • H01M8/0444—Concentration; Density
    • H01M8/04447—Concentration; Density of anode reactants at the inlet or inside the fuel cell
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    • H01M8/04574—Current
    • H01M8/04582—Current of the individual fuel cell
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    • H01M8/04298—Processes for controlling fuel cells or fuel cell systems
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    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
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    • H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
    • H01M8/1018—Polymeric electrolyte materials
    • H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
    • H01M8/1023—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having only carbon, e.g. polyarylenes, polystyrenes or polybutadiene-styrenes
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    • H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
    • H01M8/1018—Polymeric electrolyte materials
    • H01M8/1039—Polymeric electrolyte materials halogenated, e.g. sulfonated polyvinylidene fluorides
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49108—Electric battery cell making
DE69637289T 1995-12-08 1996-12-09 Luft- und Brennstofffilter für Methanol-Brennstoffzelle Expired - Lifetime DE69637289D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/569,452 US5773162A (en) 1993-10-12 1995-12-08 Direct methanol feed fuel cell and system

Publications (1)

Publication Number Publication Date
DE69637289D1 true DE69637289D1 (de) 2007-11-22

Family

ID=24275508

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69637923T Expired - Lifetime DE69637923D1 (de) 1995-12-08 1996-12-09 Direktmethanol-brennstoffzelle und system
DE69637289T Expired - Lifetime DE69637289D1 (de) 1995-12-08 1996-12-09 Luft- und Brennstofffilter für Methanol-Brennstoffzelle

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69637923T Expired - Lifetime DE69637923D1 (de) 1995-12-08 1996-12-09 Direktmethanol-brennstoffzelle und system

Country Status (7)

Country Link
US (7) US5773162A (de)
EP (7) EP1526596A1 (de)
JP (6) JP3487308B2 (de)
AU (1) AU721401B2 (de)
CA (1) CA2240019C (de)
DE (2) DE69637923D1 (de)
WO (1) WO1997021256A1 (de)

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US5945231A (en) * 1996-03-26 1999-08-31 California Institute Of Technology Direct liquid-feed fuel cell with membrane electrolyte and manufacturing thereof
FR2747054B1 (fr) * 1996-04-09 1998-05-22 Inst Francais Du Petrole Procede de conversion du gaz de synthese en presence d'un catalyseur a base de cobalt et de titane
US6368469B1 (en) 1996-05-09 2002-04-09 Applied Materials, Inc. Coils for generating a plasma and for sputtering
KR100489918B1 (ko) * 1996-05-09 2005-08-04 어플라이드 머티어리얼스, 인코포레이티드 플라즈마발생및스퍼터링용코일
US6054228A (en) * 1996-06-06 2000-04-25 Lynntech, Inc. Fuel cell system for low pressure operation
US6306285B1 (en) * 1997-04-08 2001-10-23 California Institute Of Technology Techniques for sensing methanol concentration in aqueous environments
US6248469B1 (en) 1997-08-29 2001-06-19 Foster-Miller, Inc. Composite solid polymer electrolyte membranes
US6485851B1 (en) * 1997-09-23 2002-11-26 California Institute Of Technology Power generation in fuel cells using liquid methanol and hydrogen peroxide
WO1999027600A1 (en) * 1997-11-25 1999-06-03 California Institute Of Technology Improved hspes membrane electrode assembly
US6228518B1 (en) * 1997-11-26 2001-05-08 California Institute Of Technology Low cost, lightweight fuel cell elements
JPH11317236A (ja) * 1997-12-22 1999-11-16 Aqueous Reserch:Kk 燃料電池システム
US6221523B1 (en) * 1998-02-10 2001-04-24 California Institute Of Technology Direct deposit of catalyst on the membrane of direct feed fuel cells
US5992008A (en) * 1998-02-10 1999-11-30 California Institute Of Technology Direct methanol feed fuel cell with reduced catalyst loading
WO1999045607A1 (en) 1998-03-03 1999-09-10 Celltech Power, Llc A carbon-oxygen electricity-generating unit
DE19816622A1 (de) * 1998-04-15 1999-10-21 Degussa Brennstoffzellenanode für die Oxidation von Methanol
GB9808524D0 (en) * 1998-04-23 1998-06-17 British Gas Plc Fuel cell flow-field structure formed by layer deposition
DE69900256T2 (de) 1998-04-23 2002-06-27 N E Chemcat Corp Pt-Ru Elektrokatalysator auf Träger, sowie diesen enthaltende Elektrode, MEA und Festelektrolyt-Brennstoffzelle
JPH11339815A (ja) * 1998-05-29 1999-12-10 Aisin Seiki Co Ltd 固体高分子電解質型燃料電池およびその製造方法
JP2000052749A (ja) * 1998-08-05 2000-02-22 Mazda Motor Corp 電気自動車用空調装置
US6500571B2 (en) 1998-08-19 2002-12-31 Powerzyme, Inc. Enzymatic fuel cell
WO2000024072A1 (en) * 1998-10-16 2000-04-27 Ballard Power Systems Inc. Ionomer impregnation of electrode substrates for improved fuel cell performance
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DE60036610T2 (de) 1999-01-22 2008-07-24 University Of Southern California, Los Angeles Verbesserter membranelektrodenaufbau für brennstoffzelle
US6517965B1 (en) 1999-02-26 2003-02-11 Symyx Technologies, Inc. Platinum-ruthenium-nickel alloy for use as a fuel cell catalyst
US7550216B2 (en) * 1999-03-03 2009-06-23 Foster-Miller, Inc. Composite solid polymer electrolyte membranes
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AU1684997A (en) 1997-06-27
DE69637923D1 (de) 2009-06-18
EP1548864A1 (de) 2005-06-29
JPH11510311A (ja) 1999-09-07
CA2240019C (en) 2002-03-12
AU721401B2 (en) 2000-07-06
JP2002117864A (ja) 2002-04-19
US6589684B1 (en) 2003-07-08
EP0876685A1 (de) 1998-11-11
EP1524715B1 (de) 2007-10-10
US5773162A (en) 1998-06-30
EP1526596A1 (de) 2005-04-27
EP0876685B1 (de) 2009-05-06
JP3487308B2 (ja) 2004-01-19
US6265093B1 (en) 2001-07-24
JP2002110197A (ja) 2002-04-12

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