WO2008136518A1 - 燃料電池システム - Google Patents
燃料電池システム Download PDFInfo
- Publication number
- WO2008136518A1 WO2008136518A1 PCT/JP2008/058458 JP2008058458W WO2008136518A1 WO 2008136518 A1 WO2008136518 A1 WO 2008136518A1 JP 2008058458 W JP2008058458 W JP 2008058458W WO 2008136518 A1 WO2008136518 A1 WO 2008136518A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fuel cell
- porous body
- gas
- water
- cell system
- 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
-
- 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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/023—Porous and characterised by the material
-
- 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
- H01M8/04559—Voltage of fuel cell stacks
-
- 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
- H01M8/04604—Power, energy, capacity or load
- H01M8/04619—Power, energy, capacity or load of fuel cell stacks
-
- 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
- H01M8/04298—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
- H01M8/04828—Humidity; Water content
-
- 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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/241—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes
-
- 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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2457—Grouping of fuel cells, e.g. stacking of fuel cells with both reactants being gaseous or vaporised
-
- 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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2483—Details of groupings of fuel cells characterised by internal manifolds
-
- 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
- H01M2008/1095—Fuel cells with polymeric electrolytes
-
- 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
-
- 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
- H01M8/04164—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 by condensers, gas-liquid separators or filters
-
- 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
- H01M8/04828—Humidity; Water content
- H01M8/04835—Humidity; Water content of fuel cell 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
- FIG. 3 is an explanatory diagram showing the distribution of water retained inside the porous body 1 30 c.
- Fig. 3 (A) shows the distribution of water when the amount of retained water is relatively small
- Fig. 3 (B) shows the distribution of water when the amount of retained water is relatively large. Yes.
- the “air stoichiometric ratio” indicates the ratio between the amount of oxidizing gas (air) supplied to the power generation unit and the amount of oxidizing gas (air) to be used for power generation in the power generation unit.
- the air stoichiometric ratio is 1.0.
- the air stoichiometric ratio is usually set to a value greater than 1.0 (eg about 1.5).
- a curve C a is a graph at the time t a in FIG. 5, that is, a state in which the load of the fuel cell is high and the temperature of the fuel cell is high (about 80 ° C.).
- the curve C c does not include an inflection point, but is considered to include an inflection point at a higher air stoichiometric ratio (for example, about 2.5 or more).
- Curve D 1 shows the distribution of the air flow ratio before the processing of step S 2 0 2.
- the variation in the air stoichiometric ratio of the oxidizing gas supplied to each porous body 1 30 c is, in other words, the inclusion of each porous body 1 3 0 c.
- the variation in water volume is large.
- the variation in the air stoichiometric ratio that is, the variation in water content
- the present invention has been described by paying attention to the variation in the amount of water held in the porous body 13 30 c on the force sword side.
- the water generated by the force sword moves to the anode side through the electrolyte membrane 1 1 2. Therefore, the present invention can also be applied to the case where the variation in the amount of water held in the anode-side porous body 130a is reduced.
- a polymer electrolyte fuel cell is used, but other types of fuel cells may be used.
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 (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112008000956T DE112008000956T5 (de) | 2007-04-27 | 2008-04-25 | Brennstoffzellensystem |
US12/595,904 US20100119899A1 (en) | 2007-04-27 | 2008-04-25 | Fuel cell system |
CN2008800137079A CN101669243B (zh) | 2007-04-27 | 2008-04-25 | 燃料电池系统 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-119150 | 2007-04-27 | ||
JP2007119150A JP2008277115A (ja) | 2007-04-27 | 2007-04-27 | 燃料電池システム |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008136518A1 true WO2008136518A1 (ja) | 2008-11-13 |
Family
ID=39943621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/058458 WO2008136518A1 (ja) | 2007-04-27 | 2008-04-25 | 燃料電池システム |
Country Status (5)
Country | Link |
---|---|
US (1) | US20100119899A1 (ja) |
JP (1) | JP2008277115A (ja) |
CN (1) | CN101669243B (ja) |
DE (1) | DE112008000956T5 (ja) |
WO (1) | WO2008136518A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010225536A (ja) * | 2009-03-25 | 2010-10-07 | Toshiba Corp | 燃料電池 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9147898B2 (en) * | 2011-08-11 | 2015-09-29 | Audi Ag | Control system for a sealed coolant flow field fuel cell power plant having a water reservoir |
CN113937327B (zh) * | 2020-06-28 | 2023-06-20 | 未势能源科技有限公司 | 膜电极组件、燃料电池单体、燃料电池和车辆 |
JP7359791B2 (ja) * | 2021-01-25 | 2023-10-11 | 本田技研工業株式会社 | 燃料電池システム |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07302603A (ja) * | 1994-05-09 | 1995-11-14 | Hitachi Ltd | 燃料電池発電システムおよびその運転方法 |
JP2000243417A (ja) * | 1999-02-23 | 2000-09-08 | Mazda Motor Corp | 燃料電池装置 |
JP2000251913A (ja) * | 1999-02-25 | 2000-09-14 | Toyota Central Res & Dev Lab Inc | 積層型燃料電池の運転方法、積層型燃料電池及び積層型燃料電池システム |
JP2005158405A (ja) * | 2003-11-25 | 2005-06-16 | Nissan Motor Co Ltd | 燃料電池システム |
JP2006331916A (ja) * | 2005-05-27 | 2006-12-07 | Toyota Motor Corp | 燃料電池 |
JP2007018837A (ja) * | 2005-07-07 | 2007-01-25 | Honda Motor Co Ltd | 燃料電池の水素ガス希釈装置 |
JP2007024627A (ja) * | 2005-07-14 | 2007-02-01 | Nissan Motor Co Ltd | 水素検知装置及び燃料電池システム |
JP2008034136A (ja) * | 2006-07-26 | 2008-02-14 | Toyota Motor Corp | 燃料電池システム |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020102444A1 (en) * | 2001-01-31 | 2002-08-01 | Jones Daniel O. | Technique and apparatus to control the response of a fuel cell system to load transients |
US6828055B2 (en) * | 2001-07-27 | 2004-12-07 | Hewlett-Packard Development Company, L.P. | Bipolar plates and end plates for fuel cells and methods for making the same |
CN2733612Y (zh) * | 2004-02-27 | 2005-10-12 | 上海神力科技有限公司 | 一种带有动态控制装置的燃料电池 |
JP4692001B2 (ja) | 2005-02-08 | 2011-06-01 | トヨタ自動車株式会社 | 燃料電池のセパレータ |
WO2007044971A1 (en) * | 2005-10-12 | 2007-04-19 | Ballard Power Systems Inc. | System and method of controlling fuel cell shutdown |
US20070287041A1 (en) * | 2006-06-09 | 2007-12-13 | Alp Abdullah B | System level adjustments for increasing stack inlet RH |
-
2007
- 2007-04-27 JP JP2007119150A patent/JP2008277115A/ja not_active Withdrawn
-
2008
- 2008-04-25 WO PCT/JP2008/058458 patent/WO2008136518A1/ja active Application Filing
- 2008-04-25 US US12/595,904 patent/US20100119899A1/en not_active Abandoned
- 2008-04-25 CN CN2008800137079A patent/CN101669243B/zh not_active Expired - Fee Related
- 2008-04-25 DE DE112008000956T patent/DE112008000956T5/de not_active Ceased
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07302603A (ja) * | 1994-05-09 | 1995-11-14 | Hitachi Ltd | 燃料電池発電システムおよびその運転方法 |
JP2000243417A (ja) * | 1999-02-23 | 2000-09-08 | Mazda Motor Corp | 燃料電池装置 |
JP2000251913A (ja) * | 1999-02-25 | 2000-09-14 | Toyota Central Res & Dev Lab Inc | 積層型燃料電池の運転方法、積層型燃料電池及び積層型燃料電池システム |
JP2005158405A (ja) * | 2003-11-25 | 2005-06-16 | Nissan Motor Co Ltd | 燃料電池システム |
JP2006331916A (ja) * | 2005-05-27 | 2006-12-07 | Toyota Motor Corp | 燃料電池 |
JP2007018837A (ja) * | 2005-07-07 | 2007-01-25 | Honda Motor Co Ltd | 燃料電池の水素ガス希釈装置 |
JP2007024627A (ja) * | 2005-07-14 | 2007-02-01 | Nissan Motor Co Ltd | 水素検知装置及び燃料電池システム |
JP2008034136A (ja) * | 2006-07-26 | 2008-02-14 | Toyota Motor Corp | 燃料電池システム |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010225536A (ja) * | 2009-03-25 | 2010-10-07 | Toshiba Corp | 燃料電池 |
Also Published As
Publication number | Publication date |
---|---|
JP2008277115A (ja) | 2008-11-13 |
CN101669243A (zh) | 2010-03-10 |
US20100119899A1 (en) | 2010-05-13 |
CN101669243B (zh) | 2013-11-27 |
DE112008000956T5 (de) | 2010-04-15 |
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