JP6395113B2 - 燃料電池システム - Google Patents
燃料電池システム Download PDFInfo
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- JP6395113B2 JP6395113B2 JP2014229846A JP2014229846A JP6395113B2 JP 6395113 B2 JP6395113 B2 JP 6395113B2 JP 2014229846 A JP2014229846 A JP 2014229846A JP 2014229846 A JP2014229846 A JP 2014229846A JP 6395113 B2 JP6395113 B2 JP 6395113B2
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- 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
- H01M8/04291—Arrangements for managing water in solid electrolyte fuel cell systems
-
- 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
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/043—Processes for controlling fuel cells or fuel cell systems applied during specific periods
-
- 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
-
- 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
- H01M8/04634—Other electric variables, e.g. resistance or impedance
- H01M8/04649—Other electric variables, e.g. resistance or impedance 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
- H01M8/04746—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
- H01M8/04828—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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries 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
- 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
- H01M8/04298—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
- H01M8/04365—Temperature; Ambient temperature of other components of a fuel cell or fuel cell stacks
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- 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
- Y02E60/10—Energy storage using batteries
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
最初に、図1〜図3を用いて、本発明の第一実施形態に係る燃料電池システム10及びその運転方法について説明する。
H2 → 2H++2e- …(1)
(1/2)O2+2H++2e- → H2O …(2)
H2+(1/2)O2 → H2O …(3)
次に、図4及び図5を用いて、本発明の第二実施形態について説明する。本実施形態に係る燃料電池システムは、第一実施形態に係る燃料電池システム10のコントローラ60の機能(制御プログラム)を変更したものであり、その他の構成については第一実施形態と実質的に同一であるため、システムの構成については図示を省略する。また、第一実施形態と共通する構成については、第一実施形態と同一の符号を付して詳細な説明を省略することとする。
43…燃料ガス通路
44…循環通路
45…循環ポンプ
60…コントローラ(判定手段、運転判定手段、乾燥防止手段)
Claims (7)
- 燃料電池搭載車両に用いられる燃料電池を備える燃料電池システムであって、
前記燃料電池内の水分量が所定量以下であるか否かを判定する判定手段と、
前記判定手段で前記燃料電池内の水分量が所定量以下であると判定された際の前記車両
の速度が所定の閾値以上である場合に、前記燃料電池内の水分量を増加させて、前記燃料
電池の乾燥を防止する乾燥防止手段と、
前記燃料電池に燃料ガスを供給するための燃料ガス通路と、
前記燃料電池から排出される燃料オフガスを前記燃料ガス通路に還流させるための循環
通路と、
前記循環通路内の燃料オフガスを前記燃料ガス通路に圧送する循環ポンプと、を備え、
前記乾燥防止手段は、前記判定手段で前記燃料電池内の水分量が所定量以下であると判
定された際の前記車両の速度が所定の閾値以上である場合に、前記循環ポンプの作動量を
通常時よりも増大させる、燃料電池システム。 - 前記判定手段は、前記燃料電池内の水分量が所定量以上の状態で測定したインピーダン
スの平均値を基準値として設定し、前記基準値と現在測定したインピーダンスとの差が所
定の閾値以上となった場合に前記燃料電池内の水分量が所定量以下であると判定する、請
求項1に記載の燃料電池システム。 - 燃料電池搭載車両に用いられる燃料電池を備える燃料電池システムであって、
前記燃料電池の運転状態が、前記燃料電池内の水分量が低下して前記燃料電池に乾燥を
もたらす乾燥誘因運転状態であるか否かを判定する運転判定手段と、
前記運転判定手段で前記燃料電池の運転状態が前記乾燥誘因運転状態であると判定され
た際の前記車両の速度が所定の閾値以上である場合に、前記燃料電池内の水分量を増加さ
せて、前記燃料電池の乾燥を防止するための乾燥防止運転を実施する乾燥防止手段と、
前記燃料電池に燃料ガスを供給するための燃料ガス通路と、
前記燃料電池から排出される燃料オフガスを前記燃料ガス通路に還流させるための循環
通路と、
前記循環通路内の燃料オフガスを前記燃料ガス通路に圧送する循環ポンプと、を備え、
前記乾燥防止手段は、前記運転判定手段で前記燃料電池の運転状態が前記乾燥誘因運転
状態であると判定された際の前記車両の速度が所定の閾値以上である場合に、前記循環ポ
ンプの作動量を通常時よりも増大させる、燃料電池システム。 - 前記運転判定手段は、前記燃料電池の発電電流が所定の閾値以下でありかつその発電電
流が所定時間以上継続した場合に、前記燃料電池の運転状態が前記乾燥誘因運転状態であ
ると判定する、請求項3に記載の燃料電池システム。 - 前記運転判定手段は、前記燃料電池の負荷低減率が所定の閾値を超える場合に、前記燃
料電池の運転状態が前記乾燥誘因運転状態であると判定する、請求項3に記載の燃料電池
システム。 - 前記運転判定手段は、前記燃料電池の出力低減率が所定の閾値を超える場合に、前記燃
料電池の運転状態が前記乾燥誘因運転状態であると判定する、請求項3に記載の燃料電池
システム。 - 前記運転判定手段は、前記燃料電池の温度が所定の閾値以上である場合に、前記燃料電
池の運転状態が前記乾燥誘因運転状態であると判定する、請求項3に記載の燃料電池シス
テム。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150131441A KR20160034809A (ko) | 2014-09-22 | 2015-09-17 | 연료 전지 시스템 |
DE102015115733.0A DE102015115733B4 (de) | 2014-09-22 | 2015-09-17 | Brennstoffzellensystem mit elektronischer Steuereinheit zum Regeln einer Betriebsgröße einer Zirkulationspumpe |
CN201510599563.1A CN105449244B (zh) | 2014-09-22 | 2015-09-18 | 燃料电池系统 |
US14/857,938 US20160087292A1 (en) | 2014-09-22 | 2015-09-18 | Fuel cell system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014193080 | 2014-09-22 | ||
JP2014193080 | 2014-09-22 |
Publications (2)
Publication Number | Publication Date |
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JP2016066574A JP2016066574A (ja) | 2016-04-28 |
JP6395113B2 true JP6395113B2 (ja) | 2018-09-26 |
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JP2014229846A Active JP6395113B2 (ja) | 2014-09-22 | 2014-11-12 | 燃料電池システム |
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JP (1) | JP6395113B2 (ja) |
KR (1) | KR20160034809A (ja) |
DE (1) | DE102015115733B4 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7363680B2 (ja) * | 2020-06-24 | 2023-10-18 | トヨタ自動車株式会社 | 燃料電池システム |
DE102022213882A1 (de) | 2022-12-19 | 2024-06-20 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Durchführen einer Wiederbefeuchtungsmaßnahme eines Brennstoffzellenstapels |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19648995C2 (de) | 1995-10-05 | 2001-07-26 | Magnet Motor Gmbh | Verfahren zum Regeln der Membranfeuchte einer Polymerelektrolyt-Brennstoffzelle und Polymerelektrolyt-Brennstoffzelle mit Einrichtung zum Regeln der Membranfeuchte sowie daraus gebildeter Brennstoffzellenstapel |
JP2005129312A (ja) * | 2003-10-22 | 2005-05-19 | Denso Corp | 燃料電池の燃料供給装置 |
JP4457942B2 (ja) * | 2005-04-01 | 2010-04-28 | 株式会社デンソー | 燃料電池システム |
JP5103998B2 (ja) | 2007-04-12 | 2012-12-19 | トヨタ自動車株式会社 | 燃料電池システム |
JP5135883B2 (ja) * | 2007-05-22 | 2013-02-06 | トヨタ自動車株式会社 | 燃料電池システム |
JP4363476B2 (ja) | 2007-10-01 | 2009-11-11 | トヨタ自動車株式会社 | 燃料電池システム |
JP4479787B2 (ja) | 2007-11-08 | 2010-06-09 | トヨタ自動車株式会社 | 燃料電池システム |
JP2012182096A (ja) * | 2011-03-03 | 2012-09-20 | Toyota Motor Corp | 燃料電池システムおよびその制御方法 |
JP2013109949A (ja) * | 2011-11-21 | 2013-06-06 | Denso Corp | 燃料電池システム |
JP2013239351A (ja) * | 2012-05-15 | 2013-11-28 | Honda Motor Co Ltd | 燃料電池システム及びその運転方法 |
JP2013239350A (ja) * | 2012-05-15 | 2013-11-28 | Honda Motor Co Ltd | 燃料電池システム及びその運転方法 |
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2014
- 2014-11-12 JP JP2014229846A patent/JP6395113B2/ja active Active
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2015
- 2015-09-17 DE DE102015115733.0A patent/DE102015115733B4/de active Active
- 2015-09-17 KR KR1020150131441A patent/KR20160034809A/ko active Search and Examination
Also Published As
Publication number | Publication date |
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DE102015115733B4 (de) | 2023-03-02 |
DE102015115733A1 (de) | 2016-05-25 |
JP2016066574A (ja) | 2016-04-28 |
KR20160034809A (ko) | 2016-03-30 |
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