FR2712099B1 - Method for regulating the pressure of a gas in an enclosure. - Google Patents

Method for regulating the pressure of a gas in an enclosure.

Info

Publication number
FR2712099B1
FR2712099B1 FR9313003A FR9313003A FR2712099B1 FR 2712099 B1 FR2712099 B1 FR 2712099B1 FR 9313003 A FR9313003 A FR 9313003A FR 9313003 A FR9313003 A FR 9313003A FR 2712099 B1 FR2712099 B1 FR 2712099B1
Authority
FR
France
Prior art keywords
enclosure
regulating
gas
pressure
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 - Fee Related
Application number
FR9313003A
Other languages
French (fr)
Other versions
FR2712099A1 (en
Inventor
Pierre Bonnefoy
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.)
IMRA Europe SAS
Original Assignee
IMRA Europe SAS
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 IMRA Europe SAS filed Critical IMRA Europe SAS
Priority to FR9313003A priority Critical patent/FR2712099B1/en
Publication of FR2712099A1 publication Critical patent/FR2712099A1/en
Application granted granted Critical
Publication of FR2712099B1 publication Critical patent/FR2712099B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01M8/04313—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
    • H01M8/0438—Pressure; Ambient pressure; Flow
    • H01M8/04388—Pressure; Ambient pressure; Flow of anode reactants at the inlet or inside the fuel cell
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
    • G05D16/2013—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means
    • 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
    • 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
    • H01M8/04223—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells
    • H01M8/04231—Purging of the 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
    • H01M8/04298—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
    • H01M8/0438—Pressure; Ambient pressure; Flow
    • H01M8/04402—Pressure; Ambient pressure; Flow of anode exhausts
    • 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
    • H01M8/04746—Pressure; Flow
    • H01M8/04753—Pressure; Flow 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
    • H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
    • H01M8/04097—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with recycling of the reactants
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fuel Cell (AREA)
FR9313003A 1993-11-02 1993-11-02 Method for regulating the pressure of a gas in an enclosure. Expired - Fee Related FR2712099B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9313003A FR2712099B1 (en) 1993-11-02 1993-11-02 Method for regulating the pressure of a gas in an enclosure.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9313003A FR2712099B1 (en) 1993-11-02 1993-11-02 Method for regulating the pressure of a gas in an enclosure.

Publications (2)

Publication Number Publication Date
FR2712099A1 FR2712099A1 (en) 1995-05-12
FR2712099B1 true FR2712099B1 (en) 1995-12-08

Family

ID=9452409

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9313003A Expired - Fee Related FR2712099B1 (en) 1993-11-02 1993-11-02 Method for regulating the pressure of a gas in an enclosure.

Country Status (1)

Country Link
FR (1) FR2712099B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5441821A (en) * 1994-12-23 1995-08-15 Ballard Power Systems Inc. Electrochemical fuel cell system with a regulated vacuum ejector for recirculation of the fluid fuel stream
US6833205B2 (en) 2000-07-20 2004-12-21 Proton Energy Systems, Inc. Electrochemical cell system output control method and apparatus
EP1417724A1 (en) * 2001-08-10 2004-05-12 Proton Motor Fuel Cell Gmbh Fuel cell systems with a reaction-gas pressure regulating system or volume flow regulating system in addition to a fuel supply and removal system using a reaction gas volume flow
DE10140602A1 (en) * 2001-08-18 2003-03-20 Ballard Power Systems Process for pressure build-up in a fuel cell system
JP2004319413A (en) * 2003-04-21 2004-11-11 Aisan Ind Co Ltd Gas pressure reducing device of fuel cell system
US8092943B2 (en) 2006-04-19 2012-01-10 Daimler Ag Fuel cell system with improved fuel recirculation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2087596A (en) * 1981-10-19 1982-05-26 Boc Ltd Apparatus and Method for Controlling a Variable in Accordance with a Schedule
JPS59111271A (en) * 1982-12-15 1984-06-27 Toshiba Corp Control device for fuel-cell power generating system
JPS6086772A (en) * 1983-10-19 1985-05-16 Hitachi Ltd Differential pressure control of fuel cell

Also Published As

Publication number Publication date
FR2712099A1 (en) 1995-05-12

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Legal Events

Date Code Title Description
ST Notification of lapse