WO2018060440A1 - Dispositif formant pile à combustible - Google Patents

Dispositif formant pile à combustible Download PDF

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Publication number
WO2018060440A1
WO2018060440A1 PCT/EP2017/074805 EP2017074805W WO2018060440A1 WO 2018060440 A1 WO2018060440 A1 WO 2018060440A1 EP 2017074805 W EP2017074805 W EP 2017074805W WO 2018060440 A1 WO2018060440 A1 WO 2018060440A1
Authority
WO
WIPO (PCT)
Prior art keywords
fuel cell
protective gas
fuel
cell unit
cell device
Prior art date
Application number
PCT/EP2017/074805
Other languages
German (de)
English (en)
Inventor
Thomas Danne
Martin Hering
Rene Meise
Peter Horstmann
Tania Gonzalez-Baquet
Stefanie Wahl
Ralf Brandenburger
Timo Bosch
Original Assignee
Robert Bosch Gmbh
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 Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Publication of WO2018060440A1 publication Critical patent/WO2018060440A1/fr

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
    • H01M8/04223—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
    • H01M8/04225—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 during start-up
    • 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
    • H01M8/04228—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 during shut-down
    • 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
    • H01M8/06—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
    • H01M8/0612—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants from carbon-containing material
    • H01M8/0618—Reforming processes, e.g. autothermal, partial oxidation or steam reforming
    • 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
    • H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
    • H01M8/04014—Heat exchange using gaseous fluids; Heat exchange by combustion of 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
    • H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
    • H01M8/04014—Heat exchange using gaseous fluids; Heat exchange by combustion of reactants
    • H01M8/04022—Heating by combustion
    • 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

Definitions

  • the invention is based on a fuel cell device, which is intended to be operated with a fluidic fuel, with a
  • the fuel cell device at least one
  • Protective gas burner which is intended to at least temporarily generate a protective gas for the protection of at least the fuel cell unit.
  • a fuel cell device is to be understood as meaning, in particular, a component, in particular a functional component, in particular a design and / or functional component of a fuel cell system
  • a fuel cell unit is to be understood as meaning, in particular, a unit having at least one fuel cell which is provided with at least one chemical reaction energy of at least one, in particular continuously supplied, fuel gas, in particular Hydrogen, and at least one oxidizing agent, in particular oxygen, in particular to convert electrical energy.
  • the at least one fuel cell can be designed in particular as a solid oxide fuel cell (SOFC).
  • SOFC solid oxide fuel cell
  • the at least one fuel cell unit comprises a plurality of fuel cells, which are arranged in particular in a fuel cell stack.
  • the term "provided” should be understood to mean specially programmed, designed and / or equipped.Assuming that an object is intended for a specific function should in particular mean that the object fulfills this specific function in at least one application and / or operating state and / or performs.
  • a "fluid fuel” is to be understood in this context, in particular a gaseous or liquid hydrocarbon-containing fuel.
  • the fuel cell device may be intended to be operated with a natural gas.
  • a "natural gas” is to be understood as meaning, in particular, a gas and / or gas mixture, in particular a natural gas mixture, which preferably comprises at least one alkane, in particular methane, ethane, propane and / or butane in particular carbon dioxide and / or nitrogen and / or oxygen and / or sulfur compounds
  • another, in particular gaseous, fuel and / or liquid fuel for example LPG, gasoline or diesel.
  • a "protective gas burner” is to be understood in particular to mean a burner which is provided to generate a protective gas in at least one operating state of the fuel cell unit by combustion of at least one fuel.
  • the protective gas is at least essentially formed by a combustion exhaust gas of the protective gas burner.
  • a "protective gas” is to be understood as meaning, in particular, a gas or gas mixture which is intended to protect components of the fuel cell device at least substantially from damage by at least one noxious gas
  • the protective gas is in particular designed to form a reducing atmosphere within components of the fuel cell device to be protected in particular special intended to reduce a noxious gas concentration, in particular an oxygen concentration, at least substantially in at least one component to be protected of the fuel cell device, in particular in at least one component of the fuel cell unit.
  • the protective gas is in particular provided to provide water and / or a fuel gas for a reformer operation and / or for a fuel cell unit load connection before a system start and / or before a fuel cell unit load connection.
  • the fuel cell device may in particular comprise a desulfurization unit, a reformer unit and a recirculation circuit.
  • a "desulfurization unit” should be understood as meaning, in particular, a unit which is provided, preferably by at least one physical and / or chemical adsorption method and / or absorption method, with a volume or molar proportion of sulfur compounds in the fluid fuel below a specified limit value
  • a "reformer unit” is to be understood as meaning, in particular, a chemical-technical unit for at least treating at least one hydrocarbon-containing fuel, in particular by steam reforming, by partial oxidation. by an autothermal reforming and / or by a combination of
  • the reformer unit is designed as a steam reformer unit.
  • a "recirculation circuit" is to be understood as meaning, in particular, a connection unit which is intended for transporting, in particular, liquid and / or gaseous substances and / or substance mixtures, in particular comprising at least one first recirculation circuit and / or at least one second At least one hollow conduit, for example at least one pipe and / or hose line
  • the at least one first recirculation circuit is provided, in particular, to the reformer unit one in particular fixed
  • Percent of required for a reformation process in particular water vapor-containing exhaust gas of the fuel cell, in particular to supply an anode exhaust gas.
  • a generic fuel cell device can be provided with advantageous operating characteristics. Especially can be achieved by generating a protective gas by means of a shielding gas burner advantageously reliable protection of components of the fuel cell device, in particular an advantageous protection against oxidation, and thus an advantageous long life of the fuel cell device.
  • the protective gas in at least one
  • Operating state of the fuel cell unit is provided to be supplied to at least one anode of the fuel cell unit.
  • the protective gas of the anode of the fuel cell unit can be supplied directly or indirectly, in particular via a reformer unit, to the fuel cell device.
  • the anode of the fuel cell unit and / or the reformer unit have at least one nickel-containing component with a catalytic effect.
  • the protective gas is intended to protect the nickel-containing components of the anode and / or the reformer unit at least substantially against oxidation.
  • the shielding gas burner is provided to the inert gas at least during a startup and / or shutdown of
  • the protective gas is intended to be protected components of the fuel cell device during startup and / or shutdown of
  • the protective gas burner is intended to generate the protective gas during a heating phase and / or during a cooling phase of the fuel cell unit.
  • the protective gas burner is provided to generate the protective gas during a startup of the fuel cell unit until a sufficient amount of fuel gas for operating the fuel cell unit and / or a sufficient amount of water for operation of the reformer unit within the fuel cell device is available.
  • the protective gas burner is out of operation. This can during a startup and / or shutdown of the
  • Fuel cell unit an advantageous protection of components, in particular of nickel-containing components, the fuel cell device can be achieved.
  • the shielding gas burner is provided to generate the shielding gas at least in dependence on a temperature of the fuel cell unit.
  • the protective gas burner is intended to generate the protective gas when the temperature of the fuel cell unit is in a temperature range in which nickel-containing components of the fuel cell device, in particular components of the fuel cell unit, react in the presence of oxygen to nickel oxide.
  • the protective gas burner is intended to generate the protective gas even before reaching an oxidation temperature at which nickel-containing components react with oxygen.
  • the protective gas burner is intended to generate the protective gas before reaching the oxidation temperature of the nickel-containing components, so that when reaching the oxidation temperature, a reducing atmosphere is present within the nickel-containing components.
  • the protective gas burner is provided, in particular, for generating the protective gas until the temperature of the fuel cell unit has fallen below the oxidation temperature of the nickel-containing components.
  • the protective gas burner is intended to generate the protective gas by combustion of the fluid fuel and air.
  • the shield gas burner is intended to generate the shielding gas by a substoichiometric combustion of the fluid fuel and air.
  • the protective gas is formed by an exhaust gas of the combustion process.
  • the protective gas is preferably at least hydrogen and / or carbon monoxide-containing.
  • the protective gas can have water, carbon dioxide and / or nitrogen contents. As a result, the shielding gas can be generated in an advantageously simple manner.
  • Air for generating the protective gas advantageously eliminates the need for supplying additional media.
  • the inert gas burner at least one
  • Fuel supply and at least one air supply line has.
  • the fuel supply line of the inert gas burner is connected to a fuel supply line of a combustion coupled substance cell system.
  • the air supply line of the protective gas burner can be coupled in particular to an air supply line of a fuel cell system.
  • a method for operating a fuel cell device, which is intended to be operated with a fluidic fuel, with a fuel cell unit, wherein at least temporarily a protective gas for protecting the fuel cell unit is generated.
  • the fuel cell device according to the invention should not be limited to the application and embodiment described above.
  • the fuel cell device according to the invention may have a different number from a number of individual elements, components and units mentioned herein for fulfilling a mode of operation described herein.
  • FIG. 1 is a schematic representation of a fuel cell system with a
  • Fuel cell device comprising a fuel cell unit and a shielding gas burner
  • Fig. 2 is a schematic representation of a fuel cell system with a
  • Fuel cell device which a fuel cell unit, a Inert gas burner and a Rezirkulationsnik for partial recirculation of a protective gas comprises.
  • FIG. 1 shows a schematic representation of a fuel cell system 22a with a fuel cell device 10a.
  • the fuel cell device 10a is intended to be operated with a fluidic fuel 24a, for example natural gas.
  • the fuel cell device 10a has a fuel cell unit 12a.
  • the fuel cell unit 12a is shown here in simplified form as a fuel cell 26a. However, it is expedient to design a fuel cell unit as a fuel cell stack with a multiplicity of fuel cells.
  • Fuel cell unit 12a has an anode 16a and a cathode 28a.
  • Anode 16a is supplied during operation of the fuel cell unit 12a, a fuel gas obtained from the fuel 24a 52a, in particular hydrogen.
  • the cathode 28a becomes light during operation of the fuel cell unit 12a
  • Cathode gas 30a in particular atmospheric oxygen supplied. Furthermore, the
  • Fuel cell device 10a one of the fuel cell unit 12a
  • Desulfurization unit 32a is provided to at least partially desulfurize fuel 24a. For the recovery of the fuel gas 52 a has the
  • Fuel cell device 10a one of the desulfurization unit 32a
  • the fuel 24a is fed into the fuel cell system 22a via a supply line 46a during operation of the fuel cell unit 12a.
  • the fuel 24a is conveyed by means of a compressor 48a.
  • Reformer unit 34a the fuel 24a is heated by means of a heat exchanger 50a to a process temperature.
  • the fuel gas 52a emerging from the reformer unit 34a is tempered before entry into the anode 16a of the fuel cell unit 12a by means of a further heat exchanger 54a.
  • the cathode gas 30a is fed via a further supply line 56a into the fuel cell system 22a.
  • the cathode gas 30a is conveyed by means of a compressor 58a.
  • the cathode gas 30a Before entering the Cathode 28a of the fuel cell unit 12a, the cathode gas 30a is heated by means of another heat exchanger 60a.
  • the fuel cell device 10a has an afterburner 40a.
  • the afterburner 40a is fluidically connected to the fuel cell unit 12a
  • the afterburner 40a is supplied with a part of an anode off-gas 36a of the fuel cell unit 12a.
  • the afterburner 40a is provided to burn in the anode exhaust gas 36a of the fuel cell unit 12a remaining combustible substances, in particular unreacted hydrogen.
  • An oxygen required for operation of the afterburner 40a is provided to the afterburner 40a in the form of a
  • An exhaust gas 42a of the afterburner 40a is discharged from the fuel cell system 22a.
  • Fuel cell device 10a further comprises a recirculation circuit 44a, which is provided for a partial recirculation of the hydrogen and water-containing anode exhaust gas 36a of the fuel cell unit 12a.
  • the recirculation circuit 44a is provided in particular for returning the anode exhaust gas 36a of the fuel cell unit 12a at least partially for mixing with the fuel 24a.
  • a heat exchanger 62a is arranged, which is intended to cool the anode exhaust gas 36a. Further, a compressor 70a is disposed in the recirculation circuit 44a. Due to the recirculation of the
  • Anode exhaust gas 36a may generate water vapor from a reaction process in the
  • Fuel efficiency can be increased.
  • the fuel cell device 10a has an inert gas burner 14a, which is provided to at least temporarily generate a protective gas 38a for protecting at least the fuel cell unit 12a.
  • the protective gas burner 14 a is provided to the protective gas 38 a during startup and / or a
  • the fuel 24a and the air 66a are supplied to a starting burner 64a of the fuel cell device 10a, which is intended to heat the cathode gas 30a during start-up.
  • a starting burner 64a of the fuel cell device 10a which is intended to heat the cathode gas 30a during start-up.
  • the fuel cell device 10a in particular the fuel cell unit
  • the protective gas burner 14a is to provided to generate the protective gas 38a at least in response to a temperature of the fuel cell unit 12a.
  • Fuel cell unit 12a reach a temperature at which the nickel would react in the presence of oxygen to nickel oxide is the
  • Inert gas burner 14a desulfurized fuel 24a and supplied to air 66a.
  • the protective gas burner 14a has for this purpose a fuel supply line 18a and an air supply line 20a.
  • the shield gas burner 14a is provided to generate the shielding gas 38a by substoichiometric combustion of the fuel 24a and the air 66a. Partial oxidation forms in the substoichiometric
  • the protective gas 38a which consists of hydrogen, carbon monoxide, water, carbon dioxide and nitrogen.
  • the protective gas 38a becomes the
  • Fuel cell unit 12 a anode side supplied.
  • the protective gas 38a protects the fuel cell device 10a from oxidation until the start of the
  • the necessary amount of protective gas 38a depends on the total oxygen leakage in the fuel cell system 22a and a selected air ratio for the partial oxidation or a
  • desulfurized fuel 24a can be supplied.
  • the amount is increased slowly.
  • the water obtained in the shielding gas 38a also helps start the reforming.
  • the reforming reaction in the reformer unit 34a now leads to the formation of further hydrogen, which in turn leads to the formation of further water in the fuel cell unit 12a. Once started, the effect itself increases.
  • the amount of shielding gas 38a is correspondingly reduced.
  • the fuel cell system 22a can thus be brought to a stationary operating state.
  • the protective gas burner 14a is also put into operation. In this way, the fuel cell be cooled under a reducing atmosphere, whereby harmful oxidation reactions are avoided.
  • FIG. 2 shows a further exemplary embodiment of the invention.
  • the following descriptions and the drawings are essentially limited to the
  • FIG. 2 shows a schematic representation of an alternative
  • Fuel cell device 10b The fuel cell device 10b is intended to be operated with a fluidic fuel 24b, for example natural gas.
  • the fuel cell device 10b has a fuel cell unit 12b.
  • the fuel cell unit 12b is shown here in simplified form as a fuel cell 26b. However, it is expedient to design a fuel cell unit as a fuel cell stack with a multiplicity of fuel cells.
  • Fuel cell unit 12b has an anode 16b and a cathode 28b.
  • the anode 16b is supplied with a fuel gas 52b, in particular hydrogen, obtained from the fuel 24b.
  • the cathode 28b becomes light during operation of the fuel cell unit 12b
  • Cathode gas 30b in particular atmospheric oxygen supplied.
  • the fuel cell device 10b has an inert gas burner 14b, which is provided to at least temporarily generate a protective gas 38b for protecting at least the fuel cell unit 12b.
  • the protective gas burner 14 b is provided to the protective gas 38 b during a startup and / or a
  • the protective gas burner 14b is preferably designed as a catalytic burner.
  • the fuel cell device 10b has a recirculation circuit 72b, which is provided to recirculate at least a part of the protective gas 38b.
  • the fuel cell device 10b has a fluid delivery unit 74b, which is intended to convey the protective gas 14b to be recirculated.
  • the fluid delivery unit 74b is preferably designed as an injector.
  • the fuel cell device 10b is supplied with a fuel 18b and air 66b via the fluid delivery unit 74b and mixed with recirculated protective gas 38b by the fluid delivery unit 74b.
  • the mixture 78b of fuel 24b, air 66b and recirculated shielding gas 38b is supplied to the inert gas burner 14b.
  • Hot inert gas 38b exits from the protective gas burner 14b.
  • the fuel cell device 10b has a cooling unit 80b connected downstream of the protective gas burner 14b, which is provided to cool the hot protective gas 38b.
  • a portion of the cooled shielding gas 38b is recirculated.
  • Another portion of the cooled shielding gas 38b is supplied to the anode 16b of the fuel cell unit 12b. Due to the recirculation of part of the cooled protective gas 38b, an inert gas is added to the combustion process in the protective gas burner 14b, thereby reducing a combustion temperature due to the increased heat capacity.
  • cooling unit 80b at a start of the fuel cell unit 12b, it is possible to respond to temperature requirements of the fuel cell unit 12b.
  • a cooling capacity of the cooling unit can be adapted to temperature requirements of the fuel cell unit 12b.

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  • 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

L'invention concerne un dispositif formant pile à combustible (10a ; 10b) qui est destiné à être exploité avec un combustible fluidique (24a ; 24b) et qui est pourvu d'une unité à pile à combustible (12a ; 12b). Selon l'invention, le dispositif formant pile à combustible (10a; 10b) comprend au moins un brûleur de gaz protecteur (14a; 14b) qui est destiné à la production au moins temporairement d'un gaz protecteur (38a; 38b) pour la protection d'au moins une unité de pile à combustible (12a ; 12b) et/ou à la préparation initiale d'eau et/ou de gaz combustible.
PCT/EP2017/074805 2016-09-29 2017-09-29 Dispositif formant pile à combustible WO2018060440A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016218800.3A DE102016218800A1 (de) 2016-09-29 2016-09-29 Brennstoffzellenvorrichtung
DE102016218800.3 2016-09-29

Publications (1)

Publication Number Publication Date
WO2018060440A1 true WO2018060440A1 (fr) 2018-04-05

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PCT/EP2017/074805 WO2018060440A1 (fr) 2016-09-29 2017-09-29 Dispositif formant pile à combustible

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DE (1) DE102016218800A1 (fr)
WO (1) WO2018060440A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT523488B1 (de) * 2020-02-06 2021-12-15 Avl List Gmbh Schutz-Reformervorrichtung zum Schutz eines Anodenabschnitts eines Brennstoffzellenstapels
AT525722B1 (de) * 2021-11-15 2023-09-15 Avl List Gmbh Brennstoffzellensystem

Citations (3)

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Publication number Priority date Publication date Assignee Title
JP2003109641A (ja) * 2001-09-27 2003-04-11 Toto Ltd 燃料電池発電システム
JP3989604B2 (ja) * 1997-12-02 2007-10-10 東京瓦斯株式会社 固体電解質燃料電池の起動停止方法
US20090104484A1 (en) * 2007-10-12 2009-04-23 Hidekazu Fujimura Solid oxide fuel cell generation system and start up method thereof

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Publication number Priority date Publication date Assignee Title
WO2008001119A2 (fr) 2006-06-29 2008-01-03 Ceres Intellectual Property Company Limited Procédé de reformage à la vapeur pour piles à combustible
US9178235B2 (en) 2009-09-04 2015-11-03 Lg Fuel Cell Systems, Inc. Reducing gas generators and methods for generating a reducing gas
DE102011087417A1 (de) 2011-11-30 2013-06-06 Robert Bosch Gmbh Brennstoffzellensystem mit verbesserter Oxidationsbeständigkeit
DE102012214435A1 (de) 2012-08-14 2014-02-20 Elringklinger Ag Verfahren zum Betrieb eines Brennstoffzellensystems

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3989604B2 (ja) * 1997-12-02 2007-10-10 東京瓦斯株式会社 固体電解質燃料電池の起動停止方法
JP2003109641A (ja) * 2001-09-27 2003-04-11 Toto Ltd 燃料電池発電システム
US20090104484A1 (en) * 2007-10-12 2009-04-23 Hidekazu Fujimura Solid oxide fuel cell generation system and start up method thereof

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