DE10085221T1 - Verbesserte Kathodenstrukturen für Brennstoffzellen mit direkter Flüssigkeitszufuhr - Google Patents

Verbesserte Kathodenstrukturen für Brennstoffzellen mit direkter Flüssigkeitszufuhr

Info

Publication number
DE10085221T1
DE10085221T1 DE10085221T DE10085221T DE10085221T1 DE 10085221 T1 DE10085221 T1 DE 10085221T1 DE 10085221 T DE10085221 T DE 10085221T DE 10085221 T DE10085221 T DE 10085221T DE 10085221 T1 DE10085221 T1 DE 10085221T1
Authority
DE
Germany
Prior art keywords
liquid supply
fuel cells
direct liquid
cathode structures
improved cathode
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.)
Withdrawn
Application number
DE10085221T
Other languages
English (en)
Inventor
Regina Wezel
Susanne Will
Jens Mueller
Peter Urban
Kevin Michael Colbow
Linda Reynard
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.)
Ballard Power Systems Inc
Siemens VDO Electric Drives Inc
Original Assignee
Ballard Power Systems Inc
Siemens VDO Electric Drives Inc
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 Ballard Power Systems Inc, Siemens VDO Electric Drives Inc filed Critical Ballard Power Systems Inc
Publication of DE10085221T1 publication Critical patent/DE10085221T1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H01M4/90—Selection of catalytic material
    • H01M4/92—Metals of platinum group
    • H01M4/928—Unsupported catalytic particles; loose particulate catalytic materials, e.g. in fluidised state
    • 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
    • H01M4/8605—Porous electrodes
    • 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
    • H01M4/8663—Selection of inactive substances as ingredients for catalytic active masses, e.g. binders, fillers
    • H01M4/8668—Binders
    • 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
    • H01M4/8825—Methods for deposition of the catalytic active composition
    • H01M4/886—Powder spraying, e.g. wet or dry powder spraying, plasma spraying
    • 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
    • H01M4/90—Selection of catalytic material
    • H01M4/92—Metals of platinum group
    • 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
    • H01M4/96—Carbon-based electrodes
    • 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
    • H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
    • H01M8/04156—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying with product water removal
    • 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
    • H01M8/04186—Arrangements for control of reactant parameters, e.g. pressure or concentration of liquid-charged or electrolyte-charged reactants
    • 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
    • H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
    • 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
    • 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
    • H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
    • H01M2004/8689—Positive electrodes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Materials Engineering (AREA)
  • Inert Electrodes (AREA)
  • Fuel Cell (AREA)
DE10085221T 1999-11-23 2000-11-07 Verbesserte Kathodenstrukturen für Brennstoffzellen mit direkter Flüssigkeitszufuhr Withdrawn DE10085221T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US44807499A 1999-11-23 1999-11-23
PCT/CA2000/001309 WO2001039300A2 (en) 1999-11-23 2000-11-07 Cathode structures for direct liquid fuel cells

Publications (1)

Publication Number Publication Date
DE10085221T1 true DE10085221T1 (de) 2002-11-07

Family

ID=23778908

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10085221T Withdrawn DE10085221T1 (de) 1999-11-23 2000-11-07 Verbesserte Kathodenstrukturen für Brennstoffzellen mit direkter Flüssigkeitszufuhr

Country Status (4)

Country Link
AU (1) AU1261301A (de)
CA (1) CA2391501A1 (de)
DE (1) DE10085221T1 (de)
WO (1) WO2001039300A2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6994932B2 (en) 2001-06-28 2006-02-07 Foamex L.P. Liquid fuel reservoir for fuel cells
WO2004027243A2 (en) 2002-09-18 2004-04-01 Foamex L.P. Orientation independent liquid fuel reservoir
CN103623864A (zh) * 2013-11-25 2014-03-12 天津大学 直接液流甲醇燃料电池Pt基阳极催化剂的制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4229490A (en) * 1978-09-01 1980-10-21 Texas Instruments Incorporated Novel method for catalyst application to a substrate for fuel cell electrodes
US5084144A (en) * 1990-07-31 1992-01-28 Physical Sciences Inc. High utilization supported catalytic metal-containing gas-diffusion electrode, process for making it, and cells utilizing it
US5773162A (en) * 1993-10-12 1998-06-30 California Institute Of Technology Direct methanol feed fuel cell and system
US5523177A (en) * 1994-10-12 1996-06-04 Giner, Inc. Membrane-electrode assembly for a direct methanol fuel cell
US5945231A (en) * 1996-03-26 1999-08-31 California Institute Of Technology Direct liquid-feed fuel cell with membrane electrolyte and manufacturing thereof

Also Published As

Publication number Publication date
AU1261301A (en) 2001-06-04
CA2391501A1 (en) 2001-05-31
WO2001039300A2 (en) 2001-05-31
WO2001039300A3 (en) 2003-02-20

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee