DE60141651D1 - Vorrichtung und verfahren zur sensorlosen optimierung der methanolkonzentration in einem direkt-methanol-brennstoffzellensystem - Google Patents

Vorrichtung und verfahren zur sensorlosen optimierung der methanolkonzentration in einem direkt-methanol-brennstoffzellensystem

Info

Publication number
DE60141651D1
DE60141651D1 DE60141651T DE60141651T DE60141651D1 DE 60141651 D1 DE60141651 D1 DE 60141651D1 DE 60141651 T DE60141651 T DE 60141651T DE 60141651 T DE60141651 T DE 60141651T DE 60141651 D1 DE60141651 D1 DE 60141651D1
Authority
DE
Germany
Prior art keywords
sensorless
optimization
fuel cell
cell system
methanol
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
DE60141651T
Other languages
English (en)
Inventor
William P Acker
Michael S Adler
Shimshon Gottesfeld
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.)
MTI MicroFuel Cells Inc
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 US10/040,502 external-priority patent/US6824899B2/en
Application filed by MTI MicroFuel Cells Inc filed Critical MTI MicroFuel Cells Inc
Application granted granted Critical
Publication of DE60141651D1 publication Critical patent/DE60141651D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04298—Processes for controlling fuel cells or fuel cell systems
    • H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
    • H01M8/04791—Concentration; Density
    • H01M8/04798—Concentration; Density of fuel cell 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
    • H01M8/04—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
    • H01M8/04194—Concentration measuring 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
    • H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
    • 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
    • H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
    • H01M8/0444—Concentration; Density
    • H01M8/04447—Concentration; Density of anode reactants at the inlet or inside the fuel cell
    • 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
    • H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
    • H01M8/04537—Electric variables
    • H01M8/04544—Voltage
    • H01M8/04552—Voltage of the individual fuel cell
    • 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]
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Fuel Cell (AREA)
DE60141651T 2000-11-22 2001-11-20 Vorrichtung und verfahren zur sensorlosen optimierung der methanolkonzentration in einem direkt-methanol-brennstoffzellensystem Expired - Lifetime DE60141651D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/721,290 US6589679B1 (en) 2000-11-22 2000-11-22 Apparatus and methods for sensor-less optimization of methanol concentration in a direct methanol fuel cell system
US10/040,502 US6824899B2 (en) 2000-11-22 2001-11-09 Apparatus and methods for sensor-less optimization of methanol concentration in a direct methanol fuel cell system
PCT/US2001/042960 WO2002049125A2 (en) 2000-11-22 2001-11-20 Apparatus and methods for sensor-less optimization of methanol concentration in a direct methanol fuel cell system

Publications (1)

Publication Number Publication Date
DE60141651D1 true DE60141651D1 (de) 2010-05-06

Family

ID=24897342

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60141651T Expired - Lifetime DE60141651D1 (de) 2000-11-22 2001-11-20 Vorrichtung und verfahren zur sensorlosen optimierung der methanolkonzentration in einem direkt-methanol-brennstoffzellensystem

Country Status (2)

Country Link
US (1) US6589679B1 (de)
DE (1) DE60141651D1 (de)

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US7582371B2 (en) * 2003-06-09 2009-09-01 Panasonic Corporation Fuel cell system having fuel and water controlling means
US7097930B2 (en) * 2003-06-20 2006-08-29 Oorja Protonics Carbon dioxide management in a direct methanol fuel cell system
US7452625B2 (en) * 2003-06-20 2008-11-18 Oorja Protonics Water management in a direct methanol fuel cell system
US20050008924A1 (en) * 2003-06-20 2005-01-13 Sanjiv Malhotra Compact multi-functional modules for a direct methanol fuel cell system
US7117732B2 (en) * 2003-12-01 2006-10-10 Societe Bic Fuel gauge for fuel cartridges
US7642742B2 (en) * 2003-12-01 2010-01-05 Societe Bic Fuel cell system with fuel supply monitoring system and method of use
US20050282060A1 (en) * 2004-06-18 2005-12-22 Mti Micro Fuel Cells, Inc. Fuel cell endplate system
US20060141308A1 (en) * 2004-12-23 2006-06-29 Becerra Juan J Apparatus and method for variable conductance temperature control
TWI282639B (en) * 2005-06-16 2007-06-11 Ind Tech Res Inst Fuel supply control systems of fuel cell systems
US8293418B2 (en) * 2005-06-16 2012-10-23 Industrial Technology Research Institute Fuel supply control method and system for fuel cells
TWI274436B (en) * 2006-02-23 2007-02-21 Iner Aec Executive Yuan Method of supplying fuel to fuel cells
WO2008079529A2 (en) * 2006-11-07 2008-07-03 Polyfuel, Inc. Passive recovery of liquid water produced by fuel cells
US8286464B2 (en) * 2006-12-22 2012-10-16 Societe Bic Sensing device and methods related thereto
US8501491B2 (en) * 2007-11-27 2013-08-06 Industrial Technology Research Institute Method of measuring concentration of fuel
US7972864B2 (en) * 2007-11-27 2011-07-05 Industrial Technology Research Institute Method of measuring concentration of fuel
TWI379454B (en) * 2008-12-01 2012-12-11 Ind Tech Res Inst Apparatus and method of measuring concentration of fuel
JP5268832B2 (ja) * 2009-08-31 2013-08-21 株式会社日立製作所 有機系燃料を用いた燃料電池
US20110244351A1 (en) * 2010-04-01 2011-10-06 Jung-Kurn Park Operating method of fuel cell system
US10211470B2 (en) 2013-03-11 2019-02-19 University Of Florida Research Foundation, Inc. Operational control of fuel cells

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US4961151A (en) * 1983-09-29 1990-10-02 Engelhard Corporation Fuel cell/battery control system
US4673624A (en) 1984-02-08 1987-06-16 Hockaday Robert G Fuel cell
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US4904548A (en) * 1987-08-03 1990-02-27 Fuji Electric Co., Ltd. Method for controlling a fuel cell
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Also Published As

Publication number Publication date
US6589679B1 (en) 2003-07-08

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