WO2006085428A1 - 電気化学エネルギー生成装置及びこの装置の駆動方法 - Google Patents
電気化学エネルギー生成装置及びこの装置の駆動方法 Download PDFInfo
- Publication number
- WO2006085428A1 WO2006085428A1 PCT/JP2006/300365 JP2006300365W WO2006085428A1 WO 2006085428 A1 WO2006085428 A1 WO 2006085428A1 JP 2006300365 W JP2006300365 W JP 2006300365W WO 2006085428 A1 WO2006085428 A1 WO 2006085428A1
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- WIPO (PCT)
- Prior art keywords
- fuel
- electrode
- electrochemical energy
- alcohol
- electrochemical
- Prior art date
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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
-
- 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
-
- 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
- H01M8/04197—Preventing means for fuel crossover
-
- 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
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0606—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production 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
- H01M8/10—Fuel cells with solid electrolytes
-
- 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 present invention relates to an electrochemical energy generation apparatus and a method for driving the apparatus.
- a so-called high-molecular solid electrolyte fuel cell using a polymer solid electrolyte as an ion-permeable electrolyte membrane has a relatively low operating temperature. It is considered suitable for a battery.
- Such a polymer electrolyte fuel cell generally has a configuration in which electrodes are provided on both sides of an electrolyte membrane having ion permeability.
- the fuel cell power S for directly supplying the fuel which is an alcohol aqueous solution such as methanol, to the electrode, the fuel cell for mobile equipment (See, for example, Patent Document 1 below.)
- this type of fuel cell is referred to as an alcohol fuel direct fuel cell.
- a fuel cell As an example of a fuel cell, a structure in which a pair of electrodes (a fuel electrode and an air electrode) are formed with an electrolyte membrane sandwiched between them, a mixed liquid of methanol and water is supplied to the fuel electrode as fuel, By supplying oxygen gas or air as air gas to the air electrode, power is generated by the following electrochemical reaction.
- Patent Document 1 Japanese Patent Laid-Open No. 3-208260 (Page 3, lower right column, lines 1 to 16, FIG. 1) Disclosure of the Invention
- a methanol fuel direct fuel cell has a problem of crossover. This is a phenomenon in which the methanol-powered fuel electrode supplied to the fuel electrode does not react at all, passes through the electrolyte membrane, reaches the air electrode, and is consumed at the air electrode.
- an auxiliary machine is installed outside the fuel cell, and water generated by power generation at the air electrode is collected by this auxiliary machine, and high-concentration methanol is diluted with the water, and the resulting aqueous methanol solution Has been disclosed (for example, Japanese Laid-Open Patent Publication No. 2004-146370).
- high-concentration methanol can be placed in the fuel cartridge, and the fuel cartridge can be downsized.
- it is difficult to reduce the size of the fuel cell system because an auxiliary machine must be installed outside the fuel cell.
- the present invention has been made to solve the above-described problems.
- the objective is to provide an electrochemical energy generating device that can reduce fuel crossover and achieve a high energy density, and a method of driving the device.
- the present invention provides an electrochemical device in which an electrolyte membrane is sandwiched between opposing electrodes, and an alcohol and water react at one electrode to generate electrochemical energy. And a fuel supply unit that supplies a fuel containing no water to the one electrode side of the electrochemical device in a gaseous state.
- an electrolyte membrane is sandwiched between the counter electrodes, and an electrochemical device that generates electrochemical energy by reaction of alcohol and water at one electrode, and the one electrode side of the electrochemical device And a fuel supply unit that supplies a fuel that is substantially alcohol-free and contains substantially no water, wherein the fuel is supplied in a gaseous state by the fuel supply unit.
- the present invention relates to a driving method of an electrochemical energy generation apparatus that supplies the one electrode.
- the "fuel which also has alcoholic power and does not substantially contain water” means an alcohol solution sold for industrial use, specifically, the content of water is 1% by volume. It is also meant to include less alcohol solutions.
- the fuel supply unit supplies the fuel having the alcohol power and substantially not containing water to the one electrode side of the electrochemical device in a gaseous state.
- the diffusibility and reactivity of the fuel can be improved, and the crossover can be reduced.
- a high energy density can be obtained. That is, the characteristics of the electrochemical energy generating device can be improved.
- FIG. 1 is a schematic diagram of an electrochemical energy generation device based on the present invention configured as a fuel cell system according to an embodiment of the present invention.
- FIG. 2 is a schematic diagram of the fuel cell system when the fuel cell is driven in the same manner.
- FIG. 3 is a graph of time and fuel supply according to an embodiment of the present invention.
- FIG. 4 is a graph showing the relationship between the discharge capacity and the cell voltage.
- FIG. 5 is a graph showing the relationship between the power generation time and the current value for the comparative example.
- FIG. 6 is a graph showing a comparison between the power generation time and the current value.
- the electrochemical device is preferably configured as a fuel cell.
- the fuel cell is sandwiched between a fuel electrode, an air electrode, and these electrodes. It is preferable to consist of an electrolyte membrane having ion conductivity.
- the fuel supply unit includes a fuel vaporization unit and a fuel supply amount control unit.
- the fuel is vaporized by the fuel vaporization unit, and the fuel supply amount control unit controls the fuel supply amount to the fuel vaporization unit or supplies the vaporized fuel to the electrochemical device. It is preferable to control the amount to be controlled.
- the required amount of reaction of the gaseous fuel is divided and supplied to the one electrode by the fuel supply amount control unit.
- crossover can be suppressed to the minimum, and the characteristics of the electrochemical energy generator according to the present invention, such as a fuel cell system, can be further improved.
- the electrochemical device is configured as the fuel cell, and the fuel supply unit supplies the alcohol power and substantially water-free fuel (for example, an alcohol concentration of 99.8% by volume).
- the fuel electrode When the gas is supplied to the one electrode (the fuel electrode), the fuel electrode is deficient in water necessary to completely consume (react) the alcohol.
- the fuel electrode As a result of intensive studies, even if the water is not supplied to the fuel electrode, water generated by an electrochemical reaction at the air electrode reaches the fuel electrode side through the electrolyte membrane due to a concentration gradient, and the fuel electrode It was discovered for the first time that the desired electromotive force can be extracted by reacting with the alcohol supplied to the pole side.
- the fuel having alcohol power and substantially free of water is supplied to the one electrode (the fuel electrode) in a gaseous state, the alcohol is in a liquid state.
- the diffusibility and reactivity of the fuel are improved and the crossover is reduced.
- a high energy density can be obtained. That is, the characteristics of the electrochemical energy generating device can be improved.
- water generated on the air electrode side can be used for the reaction on the fuel electrode side without using an auxiliary device installed outside the fuel cell. Therefore, the electrochemical energy generation apparatus based on the present invention such as a fuel cell system can be greatly reduced in size.
- the high-concentration alcohol can be accumulated in a fuel cartridge, and the fuel cell system and the like are based on the present invention.
- the electrochemical energy generator is larger and can extract energy stably.
- FIG. 1 is a schematic view of an example of an electrochemical energy generation apparatus according to the present invention.
- the electrochemical energy generation device according to the present invention is configured as a fuel cell system 1, specifically, a fuel cell 2 as the electrochemical device that generates electrochemical energy, A fuel supply unit 3 for supplying the fuel cell 2 with the alcohol power and substantially water-free fuel; and a fuel cartridge 4 for storing the fuel made of alcohol and substantially water-free.
- a fuel cell system 1 specifically, a fuel cell 2 as the electrochemical device that generates electrochemical energy, A fuel supply unit 3 for supplying the fuel cell 2 with the alcohol power and substantially water-free fuel; and a fuel cartridge 4 for storing the fuel made of alcohol and substantially water-free.
- the fuel battery cell 2 includes a MEA (Membrane Electrode Assembly) 8 in which a fuel electrode 5, an electrolyte membrane 6 and an air electrode 7 are laminated in this order, a diffusion layer 9, and a current collector 10. Yes.
- MEA Membrane Electrode Assembly
- the electrolyte membrane 6 is made of an electrolyte membrane having ion conductivity, and is not particularly limited.
- naphth ion registered trademark, manufactured by DuPont
- the thickness of the electrolyte membrane 6 is preferably about 20 ⁇ m to 200 ⁇ m. If the thickness is less than 20 ⁇ m, the crossover amount of the fuel may increase, whereas it exceeds 200 m. Then, there is a possibility that the ionic conductivity is likely to be lowered and the function is easily lowered.
- the diffusion layer 9 is preferably made of a material having electrical conductivity and transmitting liquid or gas, such as carbon paper and carbon cloth, and is preferably in the form of a sheet.
- the current collector 10 is preferably made of a material having excellent electrical conductivity. When the fuel or air is supplied to the MEA 8 by a pump, a flow path as a passage for the fuel or air is formed. And those having a mesh shape are preferred.
- the fuel cell system 1 may have a structure in which one or a plurality of fuel cells 2 are arranged.
- the fuel cartridge 4 may be made of any material, but has corrosion resistance to the alcohol, and it is necessary to take measures against liquid leakage.
- the fuel supply unit 3 includes a fuel vaporization unit 11 and a fuel supply amount control unit 12.
- the fuel vaporization unit 11 vaporizes the alcohol such as methanol to which the force of the fuel cartridge 4 is also supplied. Any vaporization method may be used. For example, natural volatilization is preferable because the apparatus operates at high temperature. However, a structure including a heater as a countermeasure for cold districts and vaporizing by heating may be used.
- the fuel supply amount control unit 12 is connected to a voltmeter 14 and a fuel vaporization unit 11 provided in the external circuit 13 of the fuel battery cell 2, and controls the amount of the alcohol supplied to the fuel vaporization unit 11. Or a mechanism for controlling the amount of the vaporized fuel supplied to the fuel cell 2.
- the voltage is sequentially measured by the voltmeter 14 while the fuel cell 2 is being driven, and the measured value is transmitted to the fuel supply amount control unit 12.
- the valve 15a is opened, and the fuel is additionally supplied from the fuel cartridge 4 to the fuel vaporization section 11, or the valve 15b is opened.
- the vaporized fuel is additionally supplied from the fuel vaporization section 11 to the fuel electrode 5 side.
- the fuel can be additionally supplied from the fuel cartridge 4 to the fuel vaporization unit 11 by opening the valve 15a.
- the fuel supply amount control unit 12 divides the required reaction amount of the vaporized fuel and supplies it to the fuel electrode 5 as the one electrode. As a result, the crossover can be minimized, and the characteristics of the fuel cell system 1 as the electrochemical energy generating device based on the present invention can be further improved.
- the fuel electrode 5 has, for example, methanol (water is used as the fuel). (Not included) is supplied in a gas state, and air is supplied to the air electrode 7, for example. As a result, as shown in FIG. 2, the following reactions occur in the fuel electrode 5 and the air electrode 7, respectively, and protons (H +) generated in the fuel electrode 5 flow through the electrolyte membrane 6, and electrons are externally transmitted. It functions as a battery by flowing through circuit 13.
- the electrochemical energy generation device is configured as the fuel cell system 1, and the fuel supply unit 3 uses the alcohol power and substantially does not contain water.
- the fuel electrode 5 is supplied in a state, the fuel electrode 5 is completely deficient in water necessary for consuming (reacting) the alcohol.
- the water generated by the electrochemical reaction at the air electrode 7 reaches the fuel electrode 5 side through the electrolyte membrane 6 due to the concentration gradient, and the fuel electrode 5 It was discovered for the first time that a desired electromotive force can be taken out by reacting with the vaporized alcohol supplied to the reactor.
- the fuel that also has the alcohol power and substantially does not contain water is supplied to the fuel electrode 5 in a gaseous state, so that the alcohol is supplied in a liquid state as compared to supplying the alcohol.
- the diffusibility and reactivity of the fuel are improved, crossover can be reduced, and a high energy density can be obtained. That is, the characteristics of an electrochemical energy generation device such as the fuel cell system 1 can be improved.
- water generated at the air electrode 7 can be used for the reaction on the fuel electrode 5 side without using an auxiliary device installed outside the fuel cell.
- the electrochemical energy generation device based on the present invention such as the fuel cell system 1 can be greatly downsized.
- the high-concentration alcohol can be accumulated in the fuel cartridge 4, and the present invention such as the fuel cell system 1 can be used.
- the electrochemical energy generator based on it is larger and can extract energy stably.
- a fuel battery cell 2 as shown in FIG. 1 was produced as the electrochemical device.
- the fuel electrode 5 was prepared by mixing a catalyst having a predetermined ratio of Pt and Ru with a naphthion (registered trademark) dispersion at a predetermined ratio.
- the air electrode 7 was prepared by mixing a catalyst in which Pt was supported on carbon powder and a naphthion dispersion at a predetermined ratio.
- the fuel electrode 5 and the air electrode 7 manufactured as described above were placed on a polymer solid electrolyte membrane (manufactured by DuPont, Nafionl 35 (registered trademark)) at 150 degrees, Hot-pressed for 10 minutes under the condition of 0.2 kN to produce MEA8.
- a polymer solid electrolyte membrane manufactured by DuPont, Nafionl 35 (registered trademark)
- MEA8 was sandwiched between carbon paper (product name: HGP-H-090, manufactured by Toray Industries, Inc.) having a thickness of 280 ⁇ m, and a titanium mesh to produce a fuel cell 2.
- carbon paper product name: HGP-H-090, manufactured by Toray Industries, Inc.
- the bonbon paper corresponds to the diffusion layer 9
- the titanium mesh corresponds to the current collector 10.
- a filter paper as the fuel vaporization unit 11 is disposed adjacent to the fuel electrode 5 side, and methanol substantially free of water as the fuel (concentration 99.8 vol%: hereinafter, The methanol soaked in the filter paper volatilizes spontaneously, and the vaporized methanol is supplied to the fuel electrode 5.
- the amount of the methanol soaked into the filter paper can be controlled using a syringe.
- the portion for controlling the amount of methanol soaked into the filter paper using the syringe corresponds to the fuel supply amount control unit 12.
- the voltage was sequentially measured by the voltmeter 14 while the fuel cell 2 was being driven, and the measured value was transmitted to the fuel supply amount control unit 12.
- a predetermined amount eg, 3 ⁇ 1
- the amount of methanol supplied to the filter paper is controlled by the fuel supply amount control unit 12, but the vaporization supplied from the fuel vaporization unit 11 to the fuel battery cell 2 is vaporized. You can control the amount of methanol.
- the fuel supply amount control unit 12 divides the required reaction amount of the vaporized methanol and supplies it to the fuel electrode 5.
- filter paper fuel gas The total amount of methanol supplied to the conversion unit 11
- Example 3 As shown in Fig. 3, the same amount (50 1) of methanol as used in Example 1 was supplied to the filter paper at one time without controlling the amount of methanol supplied to the filter paper (fuel vaporization section 11) by the syringe. In the same manner as in Example 1, a fuel cell system 1 was produced.
- the fuel cell was connected to an electrochemical measuring device (trade name Multistat 1480 manufactured by Solartron), and the amount of current flowing to the fuel cell was controlled to be a constant value (100 mA).
- the cell voltage of the cell was read sequentially. The results are also shown in FIG.
- a fuel cell system 1 was produced in the same manner as in Example 1 except that methanol (500 1) was supplied in a liquid state.
- a fuel cell system 1 was prepared in the same manner as in Example 1 except that a mixture of water and methanol (molar ratio 1: 1, water 446 ⁇ 1 + methanol 1000 ⁇ 1) was supplied in a liquid state. It was.
- the electrochemical energy generation device is configured as a fuel cell system, and methanol is supplied to the fuel electrode 5 in a gaseous state from the filter paper (fuel vaporization unit 11). It can be seen that the fuel cells can continuously generate power for a long time despite the fact that water is not supplied to the fuel electrode 5. This is because water generated by an electrochemical reaction at the air electrode 7 reaches the fuel electrode 5 side through the electrolyte membrane 6 due to a concentration gradient, and reacts with the vaporized methanol supplied to the fuel electrode 5. is there.
- alcohol power such as methanol and substantially water is contained.
- the fuel is supplied to the fuel electrode 5 in a gaseous state, the diffusibility and reaction of the fuel are compared with the case where the alcohol is supplied in a liquid state or the case where the aqueous alcohol solution is supplied. Improved the characteristics of electrochemical energy generators such as the fuel cell system 1.
- Comparative Example 1 in which the alcohol was supplied in a liquid state and Comparative Example 2 in which a high-concentration alcohol aqueous solution was supplied had significant crossover, and almost I could't generate electricity.
- water generated at the air electrode 7 can be used for the reaction on the fuel electrode 5 side without using an auxiliary device installed outside the fuel cell.
- the electrochemical energy generating device based on the present invention such as the fuel cell system 1 could be greatly downsized.
- Example 1 the amount of methanol supplied to the filter paper (fuel vaporization unit 11) is controlled by the fuel supply amount control unit 12, that is, the reaction required amount of the vaporized fuel is divided. Since the fuel was supplied to the fuel electrode 5 (Fig. 3), the crossover could be minimized as compared with the case where the total amount of methanol was supplied to the fuel vaporization unit 11 at a time as shown in Example 2. The characteristics of the fuel cell system as an electrochemical energy generation device based on this could be further improved.
- a fuel cell system 1 was produced in the same manner as in Example 1, except that methanol (201) was supplied in a gaseous state.
- a fuel cell system 1 was produced in the same manner as in Example 1 except that a mixture of water and methanol (water 465 ⁇ 1 + methanol 35 ⁇ 1) was supplied in a liquid state.
- Example 3 The fuel cell systems of Example 3 and Comparative Example 3 manufactured as described above were evaluated. Specifically, the energy density was calculated by sequentially measuring the current value with the voltage of the fuel cell being 0.3 V. The results are shown in Fig. 6 and Table 1 below.
- Example 3 since the fuel that has alcohol power such as methanol and substantially does not contain water was supplied to the fuel electrode 5 in a gaseous state, Compared with Comparative Example 3 in which a concentrated alcohol aqueous solution was supplied in a liquid state, it was possible to obtain a higher energy density and to improve the characteristics of an electrochemical energy generating device such as the fuel cell system 1. .
- the shape, material, and the like of the electrochemical device can be appropriately selected.
- the installation position of the fuel supply unit (the fuel vaporization unit and the fuel supply amount control unit), the fuel power cartridge, the electrochemical device, etc. constituting the apparatus according to the present invention is not particularly limited.
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2006800045241A CN101116213B (zh) | 2005-02-10 | 2006-01-13 | 电化学能生成装置及其驱动方法 |
US11/815,625 US7858254B2 (en) | 2005-02-10 | 2006-01-13 | Electrochemical energy generating apparatus and method of driving the same |
EP06711650A EP1858099A4 (en) | 2005-02-10 | 2006-01-13 | ELECTROCHEMICAL ENERGY GENERATOR AND METHOD FOR DRIVING IT |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005034006A JP4696580B2 (ja) | 2005-02-10 | 2005-02-10 | 電気化学エネルギー生成装置及びこの装置の駆動方法 |
JP2005-034006 | 2005-02-10 |
Publications (1)
Publication Number | Publication Date |
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WO2006085428A1 true WO2006085428A1 (ja) | 2006-08-17 |
Family
ID=36793006
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2006/300365 WO2006085428A1 (ja) | 2005-02-10 | 2006-01-13 | 電気化学エネルギー生成装置及びこの装置の駆動方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7858254B2 (ja) |
EP (1) | EP1858099A4 (ja) |
JP (1) | JP4696580B2 (ja) |
KR (1) | KR20070100727A (ja) |
CN (1) | CN101116213B (ja) |
WO (1) | WO2006085428A1 (ja) |
Citations (11)
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JPH02234358A (ja) * | 1989-03-07 | 1990-09-17 | Nippon Soken Inc | 燃料電池 |
WO1997050140A1 (de) | 1996-06-26 | 1997-12-31 | Siemens Aktiengesellschaft | Direkt-methanol-brennstoffzelle (dmfc) |
EP0917226A2 (en) * | 1997-11-07 | 1999-05-19 | Matsushita Electric Industrial Co., Ltd. | Polymer electrolyte fuel cell |
DE19802038A1 (de) | 1998-01-21 | 1999-07-22 | Forschungszentrum Juelich Gmbh | Verfahren und Vorrichtung zum Betreiben einer Direkt-Methanol-Brennstoffzelle mit gasförmigem Brennstoff |
JP2001006698A (ja) * | 1999-06-23 | 2001-01-12 | Fuji Electric Co Ltd | 固体高分子電解質型燃料電池と同燃料電池用拡散層の製造方法 |
EP1087455A2 (en) * | 1999-09-21 | 2001-03-28 | Kabushiki Kaisha Toshiba | Liquid fuel-housing tank for fuel cell and fuel cell |
DE19945715A1 (de) | 1999-09-23 | 2001-04-05 | Emitec Emissionstechnologie | Direkt-Methanol-Brennstoffzellenanlage und Betriebsverfahren dazu |
JP2001283888A (ja) * | 2000-03-29 | 2001-10-12 | Toshiba Corp | 燃料電池 |
JP2003086201A (ja) * | 2001-09-11 | 2003-03-20 | Toyota Motor Corp | 燃料電池用電解質膜 |
EP1465276A2 (de) | 2003-03-31 | 2004-10-06 | Forschungszentrum Jülich Gmbh | Niedertemperatur-Brennstoffzelle sowie Verfahren zum Betreiben derselben |
WO2005034274A2 (en) | 2003-09-16 | 2005-04-14 | The Gillette Company | Enhanced fuel delivery for direct methanol fuel cells |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1006431B (zh) * | 1985-04-30 | 1990-01-10 | 株式会社日立制作所 | 燃料电池 |
JPH03208260A (ja) | 1990-01-09 | 1991-09-11 | Mitsubishi Heavy Ind Ltd | 固体高分子電解質膜と電極との接合体の製造方法 |
JP2004146370A (ja) | 2002-09-30 | 2004-05-20 | Toshiba Corp | 直接型メタノール燃料電池 |
US20040062964A1 (en) * | 2002-09-30 | 2004-04-01 | Kabushiki Kaisha Toshiba | Direct methanol fuel cell system |
JP2004355948A (ja) * | 2003-05-29 | 2004-12-16 | Sony Corp | 燃料電池システム |
-
2005
- 2005-02-10 JP JP2005034006A patent/JP4696580B2/ja not_active Expired - Fee Related
-
2006
- 2006-01-13 CN CN2006800045241A patent/CN101116213B/zh not_active Expired - Fee Related
- 2006-01-13 US US11/815,625 patent/US7858254B2/en active Active
- 2006-01-13 EP EP06711650A patent/EP1858099A4/en not_active Ceased
- 2006-01-13 KR KR1020077015740A patent/KR20070100727A/ko not_active Application Discontinuation
- 2006-01-13 WO PCT/JP2006/300365 patent/WO2006085428A1/ja active Application Filing
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH02234358A (ja) * | 1989-03-07 | 1990-09-17 | Nippon Soken Inc | 燃料電池 |
WO1997050140A1 (de) | 1996-06-26 | 1997-12-31 | Siemens Aktiengesellschaft | Direkt-methanol-brennstoffzelle (dmfc) |
EP0917226A2 (en) * | 1997-11-07 | 1999-05-19 | Matsushita Electric Industrial Co., Ltd. | Polymer electrolyte fuel cell |
DE19802038A1 (de) | 1998-01-21 | 1999-07-22 | Forschungszentrum Juelich Gmbh | Verfahren und Vorrichtung zum Betreiben einer Direkt-Methanol-Brennstoffzelle mit gasförmigem Brennstoff |
JP2001006698A (ja) * | 1999-06-23 | 2001-01-12 | Fuji Electric Co Ltd | 固体高分子電解質型燃料電池と同燃料電池用拡散層の製造方法 |
EP1087455A2 (en) * | 1999-09-21 | 2001-03-28 | Kabushiki Kaisha Toshiba | Liquid fuel-housing tank for fuel cell and fuel cell |
DE19945715A1 (de) | 1999-09-23 | 2001-04-05 | Emitec Emissionstechnologie | Direkt-Methanol-Brennstoffzellenanlage und Betriebsverfahren dazu |
JP2001283888A (ja) * | 2000-03-29 | 2001-10-12 | Toshiba Corp | 燃料電池 |
JP2003086201A (ja) * | 2001-09-11 | 2003-03-20 | Toyota Motor Corp | 燃料電池用電解質膜 |
EP1465276A2 (de) | 2003-03-31 | 2004-10-06 | Forschungszentrum Jülich Gmbh | Niedertemperatur-Brennstoffzelle sowie Verfahren zum Betreiben derselben |
WO2005034274A2 (en) | 2003-09-16 | 2005-04-14 | The Gillette Company | Enhanced fuel delivery for direct methanol fuel cells |
Non-Patent Citations (1)
Title |
---|
See also references of EP1858099A4 |
Also Published As
Publication number | Publication date |
---|---|
EP1858099A4 (en) | 2009-11-11 |
KR20070100727A (ko) | 2007-10-11 |
US20080286620A1 (en) | 2008-11-20 |
CN101116213A (zh) | 2008-01-30 |
US7858254B2 (en) | 2010-12-28 |
JP4696580B2 (ja) | 2011-06-08 |
EP1858099A1 (en) | 2007-11-21 |
CN101116213B (zh) | 2012-10-10 |
JP2006221948A (ja) | 2006-08-24 |
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