EP1129500A4 - Befeuchtung einer brennstoffzellenmembran - Google Patents

Befeuchtung einer brennstoffzellenmembran

Info

Publication number
EP1129500A4
EP1129500A4 EP98944427A EP98944427A EP1129500A4 EP 1129500 A4 EP1129500 A4 EP 1129500A4 EP 98944427 A EP98944427 A EP 98944427A EP 98944427 A EP98944427 A EP 98944427A EP 1129500 A4 EP1129500 A4 EP 1129500A4
Authority
EP
European Patent Office
Prior art keywords
humidification
fuel cell
cell membrane
membrane
fuel
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Withdrawn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
EP98944427A
Other languages
English (en)
French (fr)
Other versions
EP1129500A1 (de
Inventor
Mahlon S Wilson
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.)
University of California Berkeley
University of California San Diego UCSD
Original Assignee
University of California Berkeley
University of California San Diego UCSD
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 University of California Berkeley, University of California San Diego UCSD filed Critical University of California Berkeley
Publication of EP1129500A1 publication Critical patent/EP1129500A1/de
Publication of EP1129500A4 publication Critical patent/EP1129500A4/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Withdrawn legal-status Critical Current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
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0241—Composites
    • 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
    • H01M8/0247—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the form
    • 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
    • H01M8/04126—Humidifying
    • H01M8/04149—Humidifying by diffusion, e.g. making use of membranes
    • 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
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1007—Fuel cells with solid electrolytes 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
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M2008/1095—Fuel cells with polymeric electrolytes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0065—Solid electrolytes
    • H01M2300/0082—Organic polymers
    • 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
    • H01M8/0247—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the form
    • H01M8/0254—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the form corrugated or undulated
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Fuel Cell (AREA)
  • Composite Materials (AREA)
EP98944427A 1998-10-28 1998-10-28 Befeuchtung einer brennstoffzellenmembran Withdrawn EP1129500A4 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1998/002895 WO2000025377A1 (en) 1998-10-28 1998-10-28 Fuel cell membrane humidification

Publications (2)

Publication Number Publication Date
EP1129500A1 EP1129500A1 (de) 2001-09-05
EP1129500A4 true EP1129500A4 (de) 2007-10-17

Family

ID=22266394

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98944427A Withdrawn EP1129500A4 (de) 1998-10-28 1998-10-28 Befeuchtung einer brennstoffzellenmembran

Country Status (4)

Country Link
EP (1) EP1129500A4 (de)
AU (1) AU9196698A (de)
CA (1) CA2348789A1 (de)
WO (1) WO2000025377A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6500571B2 (en) 1998-08-19 2002-12-31 Powerzyme, Inc. Enzymatic fuel cell
US8426076B2 (en) * 2007-05-09 2013-04-23 Bose Corporation Fuel cell

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0415733A2 (de) * 1989-08-30 1991-03-06 Her Majesty The Queen As Represented By The Minister Of National Defence Of Her Majesty's Canadian Government Brennstoffzelle mit einer Flüssigkeitsverteilungsplatte
WO1994010716A1 (en) * 1992-11-03 1994-05-11 Ballard Power Systems Inc. Solid polymer fuel cell systems incorporating water removal at the anode
US5635039A (en) * 1993-07-13 1997-06-03 Lynntech, Inc. Membrane with internal passages to permit fluid flow and an electrochemical cell containing the same
EP0872907A1 (de) * 1997-04-11 1998-10-21 Sanyo Electric Co., Ltd. Brennstoffzelle
US5952119A (en) * 1997-02-24 1999-09-14 Regents Of The University Of California Fuel cell membrane humidification

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5234776A (en) * 1990-08-03 1993-08-10 Fuji Electric Co., Ltd. Solid polymer electrolyte fuel cell system with ribbed configuration
US5618392A (en) * 1991-10-31 1997-04-08 Tanaka Kikinzoku Kogyo K.K. Gas diffusion electrode
US5641586A (en) * 1995-12-06 1997-06-24 The Regents Of The University Of California Office Of Technology Transfer Fuel cell with interdigitated porous flow-field

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0415733A2 (de) * 1989-08-30 1991-03-06 Her Majesty The Queen As Represented By The Minister Of National Defence Of Her Majesty's Canadian Government Brennstoffzelle mit einer Flüssigkeitsverteilungsplatte
WO1994010716A1 (en) * 1992-11-03 1994-05-11 Ballard Power Systems Inc. Solid polymer fuel cell systems incorporating water removal at the anode
US5635039A (en) * 1993-07-13 1997-06-03 Lynntech, Inc. Membrane with internal passages to permit fluid flow and an electrochemical cell containing the same
US5952119A (en) * 1997-02-24 1999-09-14 Regents Of The University Of California Fuel cell membrane humidification
EP0872907A1 (de) * 1997-04-11 1998-10-21 Sanyo Electric Co., Ltd. Brennstoffzelle

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WATANABE M ET AL: "MANAGEMENT OF THE WATER CONTENT IN POLYMER ELECTROLYTE MEMBRANES WITH POROUS FIBER WICKS", November 1993, JOURNAL OF THE ELECTROCHEMICAL SOCIETY, ELECTROCHEMICAL SOCIETY. MANCHESTER, NEW HAMPSHIRE, US, PAGE(S) 3190-3193, ISSN: 0013-4651, XP002914712 *

Also Published As

Publication number Publication date
WO2000025377A1 (en) 2000-05-04
CA2348789A1 (en) 2000-05-04
EP1129500A1 (de) 2001-09-05
AU9196698A (en) 2000-05-15

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20010405

AK Designated contracting states

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Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

A4 Supplementary search report drawn up and despatched

Effective date: 20070830

RIC1 Information provided on ipc code assigned before grant

Ipc: H01M 8/04 20060101ALI20070824BHEP

Ipc: H01M 8/02 20060101ALI20070824BHEP

Ipc: H01M 4/86 20060101AFI20000510BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20071129