JP2019114530A - 燃料電池システム - Google Patents
燃料電池システム Download PDFInfo
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- 239000000446 fuel Substances 0.000 title claims abstract description 161
- 239000007789 gas Substances 0.000 claims description 113
- 238000007599 discharging Methods 0.000 claims description 21
- 239000002737 fuel gas Substances 0.000 claims description 11
- 239000007800 oxidant agent Substances 0.000 claims description 7
- 230000001590 oxidative effect Effects 0.000 claims description 7
- 238000007664 blowing Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 238000010926 purge Methods 0.000 abstract description 34
- 239000012535 impurity Substances 0.000 abstract description 19
- 238000007865 diluting Methods 0.000 abstract description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 20
- 238000001816 cooling Methods 0.000 description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 9
- 238000010248 power generation Methods 0.000 description 9
- 239000001257 hydrogen Substances 0.000 description 8
- 229910052739 hydrogen Inorganic materials 0.000 description 8
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 230000007423 decrease Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000004734 Polyphenylene sulfide Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 229920000069 polyphenylene sulfide Polymers 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 229920003020 cross-linked polyethylene Polymers 0.000 description 2
- 239000004703 cross-linked polyethylene Substances 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- -1 for example Chemical compound 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009423 ventilation 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
- H01M8/04097—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
- H01M8/04007—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
- H01M8/04223—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
- H01M8/04—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
- H01M8/04462—Concentration; Density of anode 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
- H01M8/04701—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
- H01M8/04761—Pressure; Flow 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
- H01M8/04746—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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/247—Arrangements for tightening a stack, for accommodation of a stack in a tank or for assembling different tanks
- H01M8/2475—Enclosures, casings or containers 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
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Energy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel Cell (AREA)
Abstract
Description
[装置構成]
図1は、第1実施形態の燃料電池システムの一例を示す図である。
図2Aは、第1実施形態の第1実施例の燃料電池システムの一例を示す図である。
図2Bは、第1実施形態の第2実施例の燃料電池システムの一例を示す図である。
図3は、第2実施形態の燃料電池システムの一例を示す図である。
図4は、第2実施形態の変形例の燃料電池システムの一例を示す図である。
2 :アノードガス供給経路
3 :アノードオフガス排出経路
3A :アノードオフガス排出経路
3B :アノードオフガス排出経路
3C :アノードオフガス排出経路
4 :カソードガス供給経路
6 :熱媒体循環経路
7 :熱交換器
8 :第2空気供給器
9 :電力変換器
10 :ケース
10A :第1壁部
10B :第2壁部
11 :第1空気供給器
11A :ファン
11B :フード
12 :筐体
13 :空気排出経路
13A :第1排出経路
13B :第2排出経路
14 :アノードオフガス循環経路
15A :吸気口
15B :吸気口
16A :排気口
16B :排気口
20 :パージ弁
100 :燃料電池システム
Claims (7)
- アノードに供給された燃料ガスおよびカソードに供給された酸化剤ガスにより発電する燃料電池と、
前記燃料電池のアノードを通過したアノードオフガスを排出するためのアノードオフガス排出経路と、
前記燃料電池から出力された電力を変換する電力変換器と、
前記電力変換器を収納するケースと、
前記ケースに空気を供給する第1空気供給器と、
前記燃料電池、前記ケースおよび前記第1空気供給器を収納する筐体と、
前記ケースを通過した空気を前記筐体外へ排出するための空気排出経路と、を備え、
前記アノードオフガス排出経路の下流端は前記空気排出経路に接続されている燃料電池システム。 - 前記燃料電池で発生した熱を回収する熱媒体が循環する熱媒体循環経路と、
前記熱媒体循環経路に設けられた熱交換器と、
前記熱交換器に空気を供給する第2空気供給器と、をさらに備え、
前記筐体は、前記熱交換器および前記第2空気供給器を収納している、
請求項1に記載の燃料電池システム。 - 前記空気排出経路は、前記筐体に設けられた排気口から前記ケースに延伸している第1排出経路と、前記第1排出経路から分岐して前記熱交換器に延伸している第2排出経路と、を備える請求項2に記載の燃料電池システム。
- 前記アノードオフガス排出経路の下流端は前記第1排出経路に接続されている請求項3に記載の燃料電池システム。
- 前記アノードオフガス排出経路の下流端は前記第2排出経路に接続されている請求項3に記載の燃料電池システム。
- 前記第1空気供給器は、前記空気を送風するファンと前記ファンを周囲から覆うフードと、を備え、
前記フードと前記筐体との間に形成された空間を空気が通過することで前記筐体内が換気されている請求項1−5のいずれか1項に記載の燃料電池システム。 - 前記筐体に設けられた吸気口から流入した空気は、前記空間を通過した後、前記フード内、前記ケース内および前記空気排出経路をこの順に流れることで前記筐体外に排出されている請求項6に記載の燃料電池システム。
Applications Claiming Priority (2)
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JP2017244996 | 2017-12-21 | ||
JP2017244996 | 2017-12-21 |
Publications (2)
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JP2019114530A true JP2019114530A (ja) | 2019-07-11 |
JP7340753B2 JP7340753B2 (ja) | 2023-09-08 |
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US (1) | US11322757B2 (ja) |
EP (1) | EP3503275B1 (ja) |
JP (1) | JP7340753B2 (ja) |
Families Citing this family (4)
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US11320844B2 (en) * | 2019-06-14 | 2022-05-03 | Ford Global Technologies, Llc | Methods and system for operating an electric power delivery device of a vehicle |
WO2021158944A1 (en) * | 2020-02-07 | 2021-08-12 | HyPoint 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 |
JP7142073B2 (ja) * | 2020-11-05 | 2022-09-26 | 本田技研工業株式会社 | 筐体 |
WO2022272125A2 (en) * | 2021-06-25 | 2022-12-29 | Advent Technologies, Llc | Fuel cell system |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016173954A (ja) * | 2015-03-17 | 2016-09-29 | パナソニックIpマネジメント株式会社 | 燃料電池コージェネレーションシステム |
JP2017114213A (ja) * | 2015-12-22 | 2017-06-29 | スズキ株式会社 | 燃料電池車両の水素希釈装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008192528A (ja) | 2007-02-07 | 2008-08-21 | Toshiba Corp | 燃料電池発電装置およびその換気装置 |
JP2008235205A (ja) | 2007-03-23 | 2008-10-02 | Toyota Industries Corp | 燃料電池システム |
JP2008243633A (ja) * | 2007-03-27 | 2008-10-09 | Matsushita Electric Ind Co Ltd | 燃料電池システム及びその運転方法 |
JP2009043526A (ja) * | 2007-08-08 | 2009-02-26 | Panasonic Corp | 燃料電池コージェネレーションシステム |
EP2712016B1 (en) * | 2007-12-05 | 2015-07-29 | Panasonic Corporation | Fuel cell power generation system |
JP2011204446A (ja) | 2010-03-25 | 2011-10-13 | Osaka Gas Co Ltd | 固体酸化物形燃料電池システム |
WO2012091031A1 (ja) * | 2010-12-28 | 2012-07-05 | Jx日鉱日石エネルギー株式会社 | 燃料電池システム |
JP6081149B2 (ja) * | 2012-11-09 | 2017-02-15 | 三菱日立パワーシステムズ株式会社 | 発電システム及び発電システムにおける燃料電池排気の冷却方法 |
JP6023983B2 (ja) | 2013-01-16 | 2016-11-09 | パナソニックIpマネジメント株式会社 | 燃料電池システム |
JP6229145B2 (ja) * | 2013-04-25 | 2017-11-15 | パナソニックIpマネジメント株式会社 | 燃料電池システム |
JP6389658B2 (ja) | 2014-06-30 | 2018-09-12 | アイシン精機株式会社 | 燃料電池システム |
JP2016046224A (ja) * | 2014-08-26 | 2016-04-04 | 株式会社ノーリツ | 燃料電池発電装置 |
JP2016143633A (ja) | 2015-02-05 | 2016-08-08 | アイシン精機株式会社 | 燃料電池システム |
JP6082417B2 (ja) * | 2015-03-13 | 2017-02-15 | 本田技研工業株式会社 | 燃料電池システム |
JP6899539B2 (ja) | 2016-04-26 | 2021-07-07 | パナソニックIpマネジメント株式会社 | 燃料電池システム |
US11101478B2 (en) * | 2016-08-10 | 2021-08-24 | Nissan Motor Co., Ltd. | Fuel cell system and control method of fuel cell system |
JP7029630B2 (ja) * | 2016-12-15 | 2022-03-04 | パナソニックIpマネジメント株式会社 | 燃料電池システム |
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- 2018-12-04 EP EP18210017.2A patent/EP3503275B1/en active Active
- 2018-12-04 US US16/208,641 patent/US11322757B2/en active Active
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016173954A (ja) * | 2015-03-17 | 2016-09-29 | パナソニックIpマネジメント株式会社 | 燃料電池コージェネレーションシステム |
JP2017114213A (ja) * | 2015-12-22 | 2017-06-29 | スズキ株式会社 | 燃料電池車両の水素希釈装置 |
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US20190198895A1 (en) | 2019-06-27 |
JP7340753B2 (ja) | 2023-09-08 |
EP3503275B1 (en) | 2020-07-01 |
EP3503275A1 (en) | 2019-06-26 |
US11322757B2 (en) | 2022-05-03 |
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