ATE486383T1 - Passives wasserhandhabungsverfahren in direkt- methanol-brennstoffzellen - Google Patents

Passives wasserhandhabungsverfahren in direkt- methanol-brennstoffzellen

Info

Publication number
ATE486383T1
ATE486383T1 AT04759505T AT04759505T ATE486383T1 AT E486383 T1 ATE486383 T1 AT E486383T1 AT 04759505 T AT04759505 T AT 04759505T AT 04759505 T AT04759505 T AT 04759505T AT E486383 T1 ATE486383 T1 AT E486383T1
Authority
AT
Austria
Prior art keywords
cathode
water
cell
layer
backing
Prior art date
Application number
AT04759505T
Other languages
English (en)
Inventor
Xiaoming Ren
Frank Kovacs
Kevin Shufon
Shimshon Gottesfeld
Original Assignee
Mti Microfuel Cells 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
Priority claimed from US10/413,983 external-priority patent/US7407721B2/en
Application filed by Mti Microfuel Cells Inc filed Critical Mti Microfuel Cells Inc
Application granted granted Critical
Publication of ATE486383T1 publication Critical patent/ATE486383T1/de

Links

Classifications

    • 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
    • H01M8/04—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
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for 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
    • H01M8/04—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
    • H01M8/04171—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 using adsorbents, wicks or hydrophilic material
    • 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
    • H01M8/04291—Arrangements for managing water in solid electrolyte fuel cell systems
    • 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
    • H01M8/2465—Details of groupings of fuel cells
    • H01M8/247—Arrangements for tightening a stack, for accommodation of a stack in a tank or for assembling different tanks
    • H01M8/2475—Enclosures, casings or containers of fuel cell stacks
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Fuel Cell (AREA)
  • Inert Electrodes (AREA)
AT04759505T 2003-04-15 2004-04-14 Passives wasserhandhabungsverfahren in direkt- methanol-brennstoffzellen ATE486383T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/413,983 US7407721B2 (en) 2003-04-15 2003-04-15 Direct oxidation fuel cell operating with direct feed of concentrated fuel under passive water management
US10/454,211 US7282293B2 (en) 2003-04-15 2003-06-04 Passive water management techniques in direct methanol fuel cells
PCT/US2004/011406 WO2004093231A2 (en) 2003-04-15 2004-04-14 Passive water management techniques in direct methanol fuel cells

Publications (1)

Publication Number Publication Date
ATE486383T1 true ATE486383T1 (de) 2010-11-15

Family

ID=33302788

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04759505T ATE486383T1 (de) 2003-04-15 2004-04-14 Passives wasserhandhabungsverfahren in direkt- methanol-brennstoffzellen

Country Status (6)

Country Link
US (2) US7282293B2 (de)
EP (1) EP1614178B1 (de)
JP (1) JP2006523936A (de)
KR (1) KR20060018823A (de)
AT (1) ATE486383T1 (de)
WO (1) WO2004093231A2 (de)

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US20080032182A1 (en) 2008-02-07
US20040209154A1 (en) 2004-10-21
US7541109B2 (en) 2009-06-02
EP1614178B1 (de) 2010-10-27
JP2006523936A (ja) 2006-10-19
US7282293B2 (en) 2007-10-16
WO2004093231A3 (en) 2006-01-26
KR20060018823A (ko) 2006-03-02
WO2004093231A2 (en) 2004-10-28

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