WO2002041427A1 - Procede et dispositif de recuperation de l'eau produite par une pile a combustible - Google Patents
Procede et dispositif de recuperation de l'eau produite par une pile a combustible Download PDFInfo
- Publication number
- WO2002041427A1 WO2002041427A1 PCT/FR2001/003516 FR0103516W WO0241427A1 WO 2002041427 A1 WO2002041427 A1 WO 2002041427A1 FR 0103516 W FR0103516 W FR 0103516W WO 0241427 A1 WO0241427 A1 WO 0241427A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- outlet
- circuit
- water
- hydrogen
- separator
- Prior art date
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
- H01M8/04082—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
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0082—Organic polymers
-
- 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
Definitions
- the invention relates to the field of fuel cells, more particularly of the air or oxygen and hydrogen type, and more specifically the problem of recovering the water produced by the operation of the cell.
- a fuel cell of the above type formed at least by one element, comprises a cathode compartment comprising an electrode and connected to an oxidant supply circuit, i.e. mainly air, enriched or not oxygen.
- an element comprises a second compartment called anode containing an electrode which is separated from the first by a permeation and reaction membrane via the catalysts that the two electrodes have.
- Such an anode compartment is connected to a combustible circuit which is hydrogen.
- part of the water formed at the cathode passes through the membrane and ends up in the anode compartment, more particularly at the outlet of the hydrogen circuit.
- This outlet is also known to be traversed by residual hydrogen, nitrogen and impurities.
- the water balance of a fuel cell must be ensured so that the amount of water evaporated by the passage of gases through the cell must be less than the amount of water produced by the reaction. This is the reason why it is interesting to recover the produced water which ends up at the outlet of the anode compartment.
- the operation of the cell leaves residual hydrogen in the anode compartment, this hydrogen incorporated into the water implying taking certain precautions to ensure the recovery of the latter safely.
- the generally adopted solution is to completely separate the air-oxygen and hydrogen circuits and to reject the water produced at the anode outlet by a separate specific outlet.
- the object of the invention adjustment for the purpose of overcoming the above drawbacks by proposing a new method and a new device making it possible to recover the water produced by the operation of a fuel cell and, more particularly , by that coming from the anode compartment.
- the object of the invention also relates, for the implementation of the above method, to a device for recovering the water produced by a fuel cell, of the type comprising at least one element composed of a cathode compartment provided an electrode and connected to an oxidant supply circuit and an anode compartment, provided with an electrode separated from the first by a membrane, and connected to a hydrogen supply circuit, characterized in that it comprises two separators placed in series at the outlet of the hydrogen circuit, each defining at least one inlet chamber separated, by a hydrophilic filter, from an outlet chamber connected to the hydric circuit of the cell, a loss generating device of load being interposed between the separators.
- FIG. 1 shows a first embodiment of the invention
- FIG. 2 is a diagram similar to that of FIG. 1 but showing a variant of the invention.
- the device for recovering the operating water from a fuel cell is illustrated in the example according to FIG. 1 with a battery consisting of a single element 1 comprising, in a conventional manner, a cathode compartment 2 and an anode compartment 3 which are separated by a membrane 4.
- the compartments 2 and 3 contain two electrodes 5 and 6, respectively associated with a catalyst and function as cathode and anode.
- the electrodes 5 and 6 are provided with two terminals 7 and 8 between which, by the operation of the fuel cell, there appears a potential difference which is taken up by a charging or consumption circuit 9 which can be isolated from at least one of the terminals by a switch 9a.
- compartment 2 is associated with a circuit 11 for supplying oxidant, preferably in air, enriched or not with oxygen.
- a circuit includes an input branch 12 connected to compartment 2 and an output branch 13 coming from the latter.
- the output branch 13 is provided with a phase separator 13 ⁇ , from which extend a first sub-branch 13a responsible for evacuating impurities and nitrogen towards the ambient medium and a sub-branch 13b charged with evacuate the water produced in the cathode compartment in the direction of the water humidification and / or cooling circuit of the fuel cell.
- the anode compartment 3 is associated with a hydrogen supply circuit 14, such a circuit comprising a supply or input branch 15 and an output branch 16. In order to recover the water which is caused to circulate by the branch 16, it is planned to set up the following device.
- the outlet branch 16 comprises two separators in series 20 and 30.
- the first separator 20 has an inlet chamber 21 to which the outlet branch 16 is connected.
- the inlet chamber 21 is delimited inside the separator 20 by a hydrophilic type filter 22, typically a fabric and / or felt of polyamide fibers, which separates the inlet chamber 21 from an outlet chamber 23 connected, by a line or pipe 24, for example at the bottom - branch 13b.
- the intake chamber 21 is also provided with an outlet sub-branch 16a, provided with a restriction 17, for example a calibrated hole, opening into the intake chamber 31 of the downstream separator 30, also provided with a hydrophilic nylon filter 32 separating the inlet chamber 31 from an outlet chamber 33 connected by a water evacuation pipe 34 to the line 24.
- the gaseous residue is evacuated from the room 31 by the pipe 16b.
- the pressures in the intake chambers 21 and 31 are different, which makes it possible to efficiently separate the water from the gas even with a low upstream pressure, and considerably reduce the filter surfaces for a given flow rate at treat, the pressure drop created by the water in the restriction is always significantly greater than the pressure drop created by the gas alone (in general, less than 200 mbar for an upstream pressure of approximately 1 bar).
- hydrophilic filters 22 and 32 are to ensure the total and complete removal of the water included in the mixture circulating in the outlet branch 16 and, to assume this function, it is suitable to have filters made of a material porous hydrophilic whose pore diameter is less than 5 microns.
- the branch 16 is connected, beyond a non-return member 25, either controlled like a tap or the like, or automatic like a non-return valve, as illustrated, to a pressure recovery pump 26 the outlet 27 of which is connected to the inlet chamber 21 of the upstream separator 20.
- the second inlet 28 of the pump 26 is connected to a line 29 for circulation of water coming, for example, either from the cooling circuit or from the cathode circuit.
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)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002389610A CA2389610A1 (fr) | 2000-11-14 | 2001-11-12 | Procede et dispositif de recuperation de l'eau produite par une pile a combustible |
EP01996899A EP1340278A1 (fr) | 2000-11-14 | 2001-11-12 | Procede et dispositif de recuperation de l'eau produite par une pile a combustible |
AU2002223054A AU2002223054A1 (en) | 2000-11-14 | 2001-11-12 | Method and device for recovering water produced by a fuel cell |
US10/129,487 US6821662B1 (en) | 2000-11-14 | 2001-11-12 | Method and device for recovering water produced by a fuel cell |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR00/14652 | 2000-11-14 | ||
FR0014652A FR2816760B1 (fr) | 2000-11-14 | 2000-11-14 | Procede et dispositif de recuperation de l'eau produite par une pile a combustible |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002041427A1 true WO2002041427A1 (fr) | 2002-05-23 |
Family
ID=8856443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2001/003516 WO2002041427A1 (fr) | 2000-11-14 | 2001-11-12 | Procede et dispositif de recuperation de l'eau produite par une pile a combustible |
Country Status (6)
Country | Link |
---|---|
US (1) | US6821662B1 (fr) |
EP (1) | EP1340278A1 (fr) |
AU (1) | AU2002223054A1 (fr) |
CA (1) | CA2389610A1 (fr) |
FR (1) | FR2816760B1 (fr) |
WO (1) | WO2002041427A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7955742B2 (en) * | 2004-07-28 | 2011-06-07 | American Power Conversion Corporation | Fuel cell housing and fuel cell assemblies |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2829706B1 (fr) * | 2001-09-20 | 2003-10-31 | Air Liquide | Separateur de phases gazeuse et liquide, et ensemble de production d'energie a base de pile a combustible pourvu d'un tel separateur |
EP1571723B1 (fr) * | 2004-03-04 | 2008-09-17 | Siemens Aktiengesellschaft | Système de piles à combustible et son procédé d'opération |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0426955A2 (fr) * | 1989-09-29 | 1991-05-15 | Dornier Gmbh | Séparateur pour un mélange gaz-eau, destiné à être utilisé en apesanteur |
US5064732A (en) * | 1990-02-09 | 1991-11-12 | International Fuel Cells Corporation | Solid polymer fuel cell system: high current density operation |
US5250091A (en) * | 1991-03-05 | 1993-10-05 | Dornier Gmbh | Apparatus for separating a gas-water vapor mixture |
US5346778A (en) * | 1992-08-13 | 1994-09-13 | Energy Partners, Inc. | Electrochemical load management system for transportation applications |
JPH08195215A (ja) * | 1995-01-13 | 1996-07-30 | Toyota Motor Corp | 燃料電池装置 |
JPH0919678A (ja) * | 1995-07-05 | 1997-01-21 | Tokyo Gas Co Ltd | タンクの構造 |
EP1030396A1 (fr) * | 1998-09-04 | 2000-08-23 | Kabushiki Kaisha Toshiba | Systeme de cellule a combustible du type a polymere solide |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5366821A (en) * | 1992-03-13 | 1994-11-22 | Ballard Power Systems Inc. | Constant voltage fuel cell with improved reactant supply and control system |
DE19701560C2 (de) * | 1997-01-17 | 1998-12-24 | Dbb Fuel Cell Engines Gmbh | Brennstoffzellensystem |
US6124054A (en) * | 1998-12-23 | 2000-09-26 | International Fuel Cells, Llc | Purged anode low effluent fuel cell |
-
2000
- 2000-11-14 FR FR0014652A patent/FR2816760B1/fr not_active Expired - Fee Related
-
2001
- 2001-11-12 CA CA002389610A patent/CA2389610A1/fr not_active Abandoned
- 2001-11-12 US US10/129,487 patent/US6821662B1/en not_active Expired - Fee Related
- 2001-11-12 EP EP01996899A patent/EP1340278A1/fr not_active Withdrawn
- 2001-11-12 WO PCT/FR2001/003516 patent/WO2002041427A1/fr not_active Application Discontinuation
- 2001-11-12 AU AU2002223054A patent/AU2002223054A1/en not_active Abandoned
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0426955A2 (fr) * | 1989-09-29 | 1991-05-15 | Dornier Gmbh | Séparateur pour un mélange gaz-eau, destiné à être utilisé en apesanteur |
US5064732A (en) * | 1990-02-09 | 1991-11-12 | International Fuel Cells Corporation | Solid polymer fuel cell system: high current density operation |
US5250091A (en) * | 1991-03-05 | 1993-10-05 | Dornier Gmbh | Apparatus for separating a gas-water vapor mixture |
US5346778A (en) * | 1992-08-13 | 1994-09-13 | Energy Partners, Inc. | Electrochemical load management system for transportation applications |
JPH08195215A (ja) * | 1995-01-13 | 1996-07-30 | Toyota Motor Corp | 燃料電池装置 |
JPH0919678A (ja) * | 1995-07-05 | 1997-01-21 | Tokyo Gas Co Ltd | タンクの構造 |
EP1030396A1 (fr) * | 1998-09-04 | 2000-08-23 | Kabushiki Kaisha Toshiba | Systeme de cellule a combustible du type a polymere solide |
Non-Patent Citations (3)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 11 29 November 1996 (1996-11-29) * |
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 05 30 May 1997 (1997-05-30) * |
STASCHEWSKI D: "Internal humidifying of pem fuel cells", INTERNATIONAL JOURNAL OF HYDROGEN ENERGY,GB,ELSEVIER SCIENCE PUBLISHERS B.V., BARKING, vol. 21, no. 5, 1 May 1996 (1996-05-01), pages 381 - 385, XP004041026, ISSN: 0360-3199 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7955742B2 (en) * | 2004-07-28 | 2011-06-07 | American Power Conversion Corporation | Fuel cell housing and fuel cell assemblies |
Also Published As
Publication number | Publication date |
---|---|
AU2002223054A1 (en) | 2002-05-27 |
FR2816760A1 (fr) | 2002-05-17 |
EP1340278A1 (fr) | 2003-09-03 |
FR2816760B1 (fr) | 2003-10-31 |
US6821662B1 (en) | 2004-11-23 |
CA2389610A1 (fr) | 2002-05-23 |
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