JP2007335409A - スタック入口のrhを増大させるためのシステムレベル調整 - Google Patents
スタック入口のrhを増大させるためのシステムレベル調整 Download PDFInfo
- Publication number
- JP2007335409A JP2007335409A JP2007152729A JP2007152729A JP2007335409A JP 2007335409 A JP2007335409 A JP 2007335409A JP 2007152729 A JP2007152729 A JP 2007152729A JP 2007152729 A JP2007152729 A JP 2007152729A JP 2007335409 A JP2007335409 A JP 2007335409A
- Authority
- JP
- Japan
- Prior art keywords
- cathode
- stack
- fuel cell
- temperature
- cooling fluid
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 claims abstract description 65
- 239000012809 cooling fluid Substances 0.000 claims abstract description 39
- 238000000034 method Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 239000002826 coolant Substances 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 7
- 230000003247 decreasing effect Effects 0.000 claims description 6
- 210000004027 cell Anatomy 0.000 description 40
- 239000007789 gas Substances 0.000 description 23
- 239000012528 membrane Substances 0.000 description 23
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000012495 reaction gas Substances 0.000 description 4
- 239000006227 byproduct Substances 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- UQSQSQZYBQSBJZ-UHFFFAOYSA-N fluorosulfonic acid Chemical compound OS(F)(=O)=O UQSQSQZYBQSBJZ-UHFFFAOYSA-N 0.000 description 1
- -1 for example Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 229920000554 ionomer Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
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
- H01M8/04111—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants using a compressor turbine assembly
-
- 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
-
- 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
- H01M8/04082—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
- H01M8/04126—Humidifying
- H01M8/04141—Humidifying by water containing exhaust gases
-
- 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
- H01M8/0432—Temperature; Ambient temperature
- H01M8/04335—Temperature; Ambient temperature of cathode reactants at the inlet or inside the fuel cell
-
- 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
- H01M8/0432—Temperature; Ambient temperature
- H01M8/04358—Temperature; Ambient temperature of the coolant
-
- 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
- H01M8/04395—Pressure; Ambient pressure; Flow of cathode reactants at the inlet or inside the fuel cell
-
- 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
- H01M8/0441—Pressure; Ambient pressure; Flow of cathode 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
- H01M8/04313—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
- H01M8/0444—Concentration; Density
- H01M8/04455—Concentration; Density of cathode reactants at the inlet or inside the fuel cell
-
- 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
- H01M8/04492—Humidity; Ambient humidity; Water content
- H01M8/04507—Humidity; Ambient humidity; Water content of cathode reactants at the inlet or inside the fuel cell
-
- 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
- H01M8/04574—Current
- H01M8/04589—Current 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
- H01M8/04701—Temperature
- H01M8/04723—Temperature of the coolant
-
- 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
- H01M8/04701—Temperature
- H01M8/04731—Temperature of other components of a fuel cell or 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
- H01M8/04746—Pressure; Flow
- H01M8/04768—Pressure; Flow of the coolant
-
- 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
- H01M8/04776—Pressure; Flow at auxiliary devices, e.g. reformer, compressor, burner
-
- 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
- H01M8/04791—Concentration; Density
- H01M8/04798—Concentration; Density 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
- H01M8/04835—Humidity; Water content 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
- H01M8/04843—Humidity; Water content of fuel cell 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
- H01M8/04858—Electric variables
- H01M8/04925—Power, energy, capacity or load
- H01M8/0494—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
- H01M8/04992—Processes for controlling fuel cells or fuel cell systems characterised by the implementation of mathematical or computational algorithms, e.g. feedback control loops, fuzzy logic, neural networks or artificial intelligence
-
- 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
- H01M2250/00—Fuel cells for particular applications; Specific features of fuel cell system
- H01M2250/20—Fuel cells in motive systems, e.g. vehicle, ship, plane
-
- 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
- H01M8/04059—Evaporative processes for the cooling of a fuel cell
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
Landscapes
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Automation & Control Theory (AREA)
- Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computing Systems (AREA)
- Evolutionary Computation (AREA)
- Fuzzy Systems (AREA)
- Medical Informatics (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- Fuel Cell (AREA)
Abstract
【解決手段】燃料電池スタックのための制御システムは、カソード入口空気を加湿するため水蒸気輸送装置により使用されるカソード排気ガスの相対湿度を増大させることが必要となるとき、スタック冷却流体温度を低下させる工程、カソード圧力を増大させる工程、及び/又は、カソード化学量論係数を減少させる工程のうち1つ以上を実行することによって、カソード入口空気の相対湿度制御を所定のパーセンテージより高く維持する。本制御システムは、カソード入口空気の相対湿度を所定のパーセンテージよりも高く維持するためスタックのパワー出力を制限することもできる。
【選択図】図1
Description
Claims (21)
- 燃料電池システムであって、
カソード入口空気流れを受け取り、カソード排気ガス流れを排出する燃料電池スタックと、
前記カソード入口空気流れを前記スタックに提供するためのコンプレッサと、
前記カソード入口空気流れを前記コンプレッサから受け取り、前記カソード排気ガスを前記燃料電池スタックから受け取る水蒸気輸送装置であって、該水蒸気輸送装置は、前記カソード入口空気を加湿するため前記カソード排気ガス内の水蒸気を使用する、前記水蒸気輸送装置と、
スタック温度を制御するため前記スタックを通して冷却流体を流すための冷却剤ループと、
前記カソード入口空気の相対湿度が所定のパーセンテージより低下しないように該相対湿度を制御するためのコントローラであって、該コントローラは、前記カソード入口空気の相対湿度が前記所定のパーセンテージより低くなることを防止するため前記カソード排気ガスの相対湿度を増大させるように、前記冷却流体の温度を低下させる工程、カソード圧力を増大させる工程、及び、カソード化学量論係数を減少させる工程のうち1つ以上を実行する、前記コントローラと、
を備える、燃料電池システム。 - 前記コントローラは、前記スタック冷却流体の温度を低下させるため前記冷却剤ループを通して前記冷却流体の流れを増大させる、請求項1に記載の燃料電池システム。
- 前記コントローラは、前記スタック冷却流体の温度を低下させるため前記冷却剤ループ内のラジエータの冷却能力を増大させる、請求項1に記載の燃料電池システム。
- カソード排気ライン内に配置された背圧バルブを更に備え、前記コントローラは、前記カソード圧力を増大させるため前記背圧バルブを閉じる、請求項1に記載の燃料電池システム。
- 前記コントローラは、前記カソード化学量論係数を減少させるため前記コンプレッサの速度を減少させる、請求項1に記載の燃料電池システム。
- 前記コントローラは、前記カソード入口空気の相対湿度が前記所定のパーセンテージより低くなることを防止する上で、前記冷却流体の温度を低下させる工程、カソード圧力を増大させる工程、及び、カソード化学量論係数を減少させる工程のいずれもが有効でない場合、前記燃料電池スタックのパワー出力を制限する、請求項1に記載の燃料電池システム。
- 前記システムは、車両に搭載されている、請求項1に記載の燃料電池システム。
- 燃料電池システムであって、
カソード入口空気流れを受け取り、カソード排気ガス流れを排出する燃料電池スタックと、
カソード排気ライン内に配置された背圧バルブと、
前記カソード入口空気流れを前記スタックに提供するためのコンプレッサと、
前記カソード入口空気流れを前記コンプレッサから受け取り、前記カソード排気ガスを前記燃料電池スタックから受け取る水蒸気輸送装置であって、該水蒸気輸送装置は、前記カソード入口空気を加湿するため前記カソード排気ガス内の水蒸気を使用する、前記水蒸気輸送装置と、
スタック温度を制御するため前記スタックを通して冷却流体を流すための冷却剤ループと、
前記カソード入口空気の相対湿度が所定のパーセンテージより低下しないように該相対湿度を制御するためのコントローラであって、該コントローラは、前記冷却流体の温度を低下させるように冷却流体の流れを増大させる工程、前記冷却流体の温度を低下させるためラジエータの冷却容量を増大させる工程、前記背圧バルブを閉じることにより前記カソード圧を増大させる工程、及び、カソード化学量論係数を減少させるように前記コンプレッサの速度を減少させる工程のうち1つ以上を実行することによって、前記カソード入口空気の相対湿度が前記所定のパーセンテージより低くなることを防止するため前記カソード排気ガスの相対湿度を増大させる、前記コントローラと、
を備える、燃料電池システム。 - 前記コントローラは、前記カソード入口空気の相対湿度が前記所定のパーセンテージより低くなることを防止する上で、前記冷却流体の温度を低下させる工程、カソード圧力を増大させる工程、及び、カソード化学量論係数を減少させる工程のいずれもが有効でない場合、前記燃料電池スタックのパワー出力を制限する、請求項11に記載の燃料電池システム。
- 燃料電池スタックへのカソード入口空気流れの相対湿度が所定のパーセンテージより低下することを防止するための方法であって、
水蒸気輸送装置を通してカソード排気ガスを流れさせ、
前記カソード排気ガスにより提供される湿度を増すため前記水蒸気輸送装置を通してカソード入口空気流れを流れさせ、
前記カソード入口空気の相対湿度が前記所定のパーセンテージより低くなることを防止するため前記カソード排気ガスの相対湿度を増大させるように、前記スタックを冷却する冷却流体の温度を低下させる工程、前記スタックのカソード圧力を増大させる工程、及び、カソード化学量論係数を減少させる工程のうち1つ以上を実行する、各工程を備える、方法。 - 前記カソード入口空気の相対湿度が所定のパーセンテージより低下することを防止するため燃料電池スタックパワーを制限する工程を更に備える、請求項16に記載の方法。
- 冷却流体の温度を低下させる前記工程は、前記冷却流体の流れを増大させる工程を備える、請求項16に記載の方法。
- 冷却流体の温度を低下させる前記工程は、ラジエータの冷却容量を増大させる工程を備える、請求項16に記載の方法。
- 前記カソード圧力を増大させる工程は、カソード排気ガスライン内で背圧バルブを閉じる工程を備える、請求項16に記載の方法。
- 前記カソードの化学量論係数を減少させる工程は、前記カソード入口空気流れを提供するコンプレッサの速度を減少させる工程又は前記スタックの出力電流を増大させる工程を備える、請求項16に記載の方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/449,933 | 2006-06-09 | ||
| US11/449,933 US20070287041A1 (en) | 2006-06-09 | 2006-06-09 | System level adjustments for increasing stack inlet RH |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007335409A true JP2007335409A (ja) | 2007-12-27 |
| JP4871219B2 JP4871219B2 (ja) | 2012-02-08 |
Family
ID=38777143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007152729A Expired - Fee Related JP4871219B2 (ja) | 2006-06-09 | 2007-06-08 | スタック入口のrhを増大させるためのシステムレベル調整 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20070287041A1 (ja) |
| JP (1) | JP4871219B2 (ja) |
| CN (1) | CN101127402B (ja) |
| DE (1) | DE102007026331B4 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101282679B1 (ko) | 2010-07-07 | 2013-07-12 | 현대자동차주식회사 | 연료전지 시스템의 운전 방법 |
| US8518592B2 (en) | 2009-07-29 | 2013-08-27 | Samsung Sdi Co., Ltd. | Fuel cell system |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7517600B2 (en) * | 2006-06-01 | 2009-04-14 | Gm Global Technology Operations, Inc. | Multiple pressure regime control to minimize RH excursions during transients |
| US8173311B2 (en) * | 2007-02-26 | 2012-05-08 | GM Global Technology Operations LLC | Method for dynamic adaptive relative humidity control in the cathode of a fuel cell stack |
| JP2008277115A (ja) * | 2007-04-27 | 2008-11-13 | Toyota Motor Corp | 燃料電池システム |
| US8415067B2 (en) | 2008-02-14 | 2013-04-09 | GM Global Technology Operations LLC | Three-way diverter assembly for a fuel cell system |
| US8308938B2 (en) | 2008-06-18 | 2012-11-13 | GM Global Technology Operations LLC | Three-way diverter assembly for a fuel cell system |
| JP5506182B2 (ja) * | 2008-11-14 | 2014-05-28 | パナソニック株式会社 | 燃料電池スタックを備える燃料電池システムおよび燃料電池スタックの製造方法 |
| WO2010125652A1 (ja) * | 2009-04-28 | 2010-11-04 | トヨタ自動車株式会社 | 燃料電池システム |
| KR101090715B1 (ko) * | 2009-05-27 | 2011-12-08 | 현대자동차주식회사 | 연료전지의 공기 공급량 제어 방법 |
| CN101944625B (zh) * | 2009-07-08 | 2013-02-06 | 上海攀业氢能源科技有限公司 | 一种空冷燃料电池系统 |
| US9368817B2 (en) * | 2009-10-16 | 2016-06-14 | GL Global Technology Operations LLC | In-situ fuel cell stack reconditioning |
| US9306230B2 (en) * | 2009-11-19 | 2016-04-05 | GM Global Technology Operations LLC | Online estimation of cathode inlet and outlet RH from stack average HFR |
| US8927165B2 (en) | 2010-06-28 | 2015-01-06 | GM Global Technology Operations LLC | Stack cathode inlet RH (relative humidity) control without RH sensing device feedback |
| WO2012127348A1 (en) * | 2011-03-23 | 2012-09-27 | Tata Motors Limited | System and method for controlling temperature of a fuel cell stack |
| EP2720306B8 (en) * | 2011-06-06 | 2016-09-07 | Nissan Motor Co., Ltd. | Wet state control device for fuel cell |
| CN103733407B (zh) * | 2011-09-02 | 2016-05-04 | 日产自动车株式会社 | 燃料电池系统 |
| KR101417345B1 (ko) * | 2012-09-19 | 2014-07-08 | 기아자동차주식회사 | 연료전지 시스템의 제어 방법 |
| KR101755781B1 (ko) * | 2015-01-19 | 2017-07-10 | 현대자동차주식회사 | 차량 연료전지의 제어방법 |
| DE102017102354A1 (de) | 2017-02-07 | 2018-08-09 | Audi Ag | Verfahren zum Betreiben eines Brennstoffzellensystems und zum Einstellen einer relativen Feuchte eines Kathodenbetriebsgases während einer Aufheizphase |
| CN110212221B (zh) * | 2019-05-16 | 2020-06-05 | 苏州市华昌能源科技有限公司 | 燃料电池、其湿度控制方法 |
| CN110190307B (zh) * | 2019-05-16 | 2020-07-24 | 苏州市华昌能源科技有限公司 | 燃料电池系统、其湿度控制方法 |
| US12512486B2 (en) * | 2020-02-07 | 2025-12-30 | ZeroAvia, Inc. | Electric power generation system based on pressurized fuel cell power system with air cooling and recirculation and method for electric power generation by the system |
| DE102021213328A1 (de) | 2021-11-26 | 2023-06-01 | Robert Bosch Gesellschaft mit beschränkter Haftung | Brennstoffzellensystem und Verfahren zum Betreiben eines Brennstoffzellensystems |
| US20260058177A1 (en) | 2024-08-23 | 2026-02-26 | Caterpillar Inc. | Systems and methods for fuel cell cathode exhaust humidity control |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001143732A (ja) * | 1999-11-12 | 2001-05-25 | Toshiba Corp | 固体高分子型燃料電池発電システム及びその運転方法 |
| JP2001351655A (ja) * | 2000-06-05 | 2001-12-21 | Honda Motor Co Ltd | 燃料電池用ガス供給装置 |
| JP2002373694A (ja) * | 2001-05-23 | 2002-12-26 | General Motors Corp <Gm> | 圧力及びガス組成の変化に関して補償する相対湿度センサ |
| JP2003036871A (ja) * | 2001-07-24 | 2003-02-07 | Nissan Motor Co Ltd | 燃料電池の発電量制御装置 |
| JP2003163018A (ja) * | 2001-09-24 | 2003-06-06 | General Motors Corp <Gm> | 燃料電池システム及び作動方法 |
| JP2004172125A (ja) * | 2002-11-15 | 2004-06-17 | General Motors Corp <Gm> | 乾燥したカソード供給による燃料電池システム |
| JP2005285396A (ja) * | 2004-03-29 | 2005-10-13 | Honda Motor Co Ltd | 燃料電池システム |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100527469B1 (ko) * | 2003-10-10 | 2005-11-09 | 현대자동차주식회사 | 연료 전지 스택의 온도/습도 제어장치 및 방법 |
| 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 |
| DE102004022312B4 (de) * | 2004-05-04 | 2009-04-16 | Daimler Ag | Feuchtigkeitsaustauschmodul mit einem Bündel von für Feuchtigkeit durchlässigen Hohlfasermembranen |
| CN100448082C (zh) * | 2004-08-27 | 2008-12-31 | 亚太燃料电池科技股份有限公司 | 燃料电池加湿模组的瞬间启动及调温装置 |
| US7976991B2 (en) * | 2005-05-17 | 2011-07-12 | GM Global Technology Operations LLC | Relative humidity control for a fuel cell |
| US7517600B2 (en) * | 2006-06-01 | 2009-04-14 | Gm Global Technology Operations, Inc. | Multiple pressure regime control to minimize RH excursions during transients |
-
2006
- 2006-06-09 US US11/449,933 patent/US20070287041A1/en not_active Abandoned
-
2007
- 2007-06-06 DE DE102007026331A patent/DE102007026331B4/de not_active Expired - Fee Related
- 2007-06-08 JP JP2007152729A patent/JP4871219B2/ja not_active Expired - Fee Related
- 2007-06-08 CN CN2007101282927A patent/CN101127402B/zh not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001143732A (ja) * | 1999-11-12 | 2001-05-25 | Toshiba Corp | 固体高分子型燃料電池発電システム及びその運転方法 |
| JP2001351655A (ja) * | 2000-06-05 | 2001-12-21 | Honda Motor Co Ltd | 燃料電池用ガス供給装置 |
| JP2002373694A (ja) * | 2001-05-23 | 2002-12-26 | General Motors Corp <Gm> | 圧力及びガス組成の変化に関して補償する相対湿度センサ |
| JP2003036871A (ja) * | 2001-07-24 | 2003-02-07 | Nissan Motor Co Ltd | 燃料電池の発電量制御装置 |
| JP2003163018A (ja) * | 2001-09-24 | 2003-06-06 | General Motors Corp <Gm> | 燃料電池システム及び作動方法 |
| JP2004172125A (ja) * | 2002-11-15 | 2004-06-17 | General Motors Corp <Gm> | 乾燥したカソード供給による燃料電池システム |
| JP2005285396A (ja) * | 2004-03-29 | 2005-10-13 | Honda Motor Co Ltd | 燃料電池システム |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8518592B2 (en) | 2009-07-29 | 2013-08-27 | Samsung Sdi Co., Ltd. | Fuel cell system |
| KR101282679B1 (ko) | 2010-07-07 | 2013-07-12 | 현대자동차주식회사 | 연료전지 시스템의 운전 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101127402A (zh) | 2008-02-20 |
| CN101127402B (zh) | 2010-09-15 |
| DE102007026331A1 (de) | 2008-01-03 |
| JP4871219B2 (ja) | 2012-02-08 |
| DE102007026331B4 (de) | 2012-08-02 |
| US20070287041A1 (en) | 2007-12-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4871219B2 (ja) | スタック入口のrhを増大させるためのシステムレベル調整 | |
| JP5324756B2 (ja) | 過渡の間にrh偏位を最小にするための多圧力支配制御 | |
| US9306230B2 (en) | Online estimation of cathode inlet and outlet RH from stack average HFR | |
| US7862935B2 (en) | Management via dynamic water holdup estimator in a fuel cell | |
| US8168343B2 (en) | Humidification control during shutdown of a fuel cell system | |
| US9281532B2 (en) | Remedial actions for air flow errors in a fuel cell system | |
| US8399142B2 (en) | Relative humidity profile control strategy for high current density stack operation | |
| US8623564B2 (en) | Method for remedial action in the event of the failure of the primary air flow measurement device in a fuel cell system | |
| US9099703B2 (en) | Fast MEA break-in and voltage recovery | |
| US20080081238A1 (en) | Water transfer efficiency improvement in a membrane humidifier by reducing dry air inlet temperature | |
| US10333161B2 (en) | Low-temperature startup method for fuel cell system | |
| US8524408B2 (en) | Stack operation method aimed at cell reversal prevention | |
| US8660819B2 (en) | Utilization of HFR-based cathode inlet RH model in comparison to sensor feedback to determine failed water vapor transfer unit and utilize for a diagnostic code and message | |
| US8231989B2 (en) | Method for improving FCS reliability after end cell heater failure | |
| US9379396B2 (en) | Controls giving −25° C. freeze start capability to a fuel cell system | |
| JP2006210004A (ja) | 燃料電池システム | |
| US20170250426A1 (en) | Power generation stopping method for fuel cell system and fuel cell system | |
| US9153828B2 (en) | Method to diagnose fuel cell humidification problems | |
| JP2006351506A (ja) | 燃料電池システム | |
| US8927165B2 (en) | Stack cathode inlet RH (relative humidity) control without RH sensing device feedback | |
| JP4603920B2 (ja) | 燃料電池用加湿装置及びこれを備えた燃料電池システム | |
| JP7422122B2 (ja) | 燃料電池システム | |
| JP2006339103A (ja) | 燃料電池システム | |
| JP5060185B2 (ja) | スタック端部電池ヒーター制御方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110128 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20110428 |
|
| RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20110913 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20111020 |
|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20111118 |
|
| R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20141125 Year of fee payment: 3 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |
