JP7421980B2 - 燃料電池システムの運転方法、及び燃料電池システム - Google Patents
燃料電池システムの運転方法、及び燃料電池システム Download PDFInfo
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- 239000000446 fuel Substances 0.000 title claims description 136
- 238000011017 operating method Methods 0.000 title description 2
- 239000002737 fuel gas Substances 0.000 claims description 103
- 239000007789 gas Substances 0.000 claims description 68
- 239000012495 reaction gas Substances 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 34
- 230000005856 abnormality Effects 0.000 claims description 24
- 238000001514 detection method Methods 0.000 claims description 20
- 230000002159 abnormal effect Effects 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 5
- 230000001590 oxidative effect Effects 0.000 description 22
- 238000004891 communication Methods 0.000 description 19
- 238000010248 power generation Methods 0.000 description 18
- 239000007800 oxidant agent Substances 0.000 description 15
- 239000000376 reactant Substances 0.000 description 10
- 239000003507 refrigerant Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 230000001133 acceleration Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- 238000007710 freezing Methods 0.000 description 6
- 230000008014 freezing Effects 0.000 description 6
- 239000012528 membrane Substances 0.000 description 6
- 239000002826 coolant Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010926 purge Methods 0.000 description 5
- 239000003792 electrolyte Substances 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000004913 activation Effects 0.000 description 3
- 238000012790 confirmation Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000003487 electrochemical reaction Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005341 cation exchange Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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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
- H01M8/04082—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
- H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
-
- 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
-
- 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
-
- 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
-
- 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
- H01M8/04373—Temperature; Ambient temperature of auxiliary devices, e.g. reformers, compressors, burners
-
- 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
- H01M8/04388—Pressure; Ambient pressure; Flow of anode 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
- H01M8/04597—Current of auxiliary devices, e.g. batteries, capacitors
-
- 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
- H01M8/04664—Failure or abnormal function
-
- 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
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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
- 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
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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
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Manufacturing & Machinery (AREA)
- Fuel Cell (AREA)
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Description
40…燃料ガス供給路 44…燃料ガス循環路
50…インジェクタ 64…循環ポンプ
66…ポンプ用モータ 70u、70v、70w…配線
72…インバータ 74、74a、74b、74c…電流センサ
80…ECU
Claims (6)
- 燃料電池スタックと、
前記燃料電池スタックに反応ガスを供給する反応ガス供給路と、
前記反応ガス供給路に設けられ、前記反応ガスを吐出するインジェクタと、
前記燃料電池スタックから排出される反応オフガスを、前記インジェクタよりも下流の前記反応ガス供給路に循環させる反応ガス循環路と、
前記反応ガス循環路に設けられ、回転検出センサを備えないモータで駆動される循環ポンプと、
前記モータの回転を制御する制御部と、を備える燃料電池システムの運転方法であって、
前記制御部により、前記モータを回転させて当該モータを起動させ、その後前記モータの回転数が所定値に到達した後に、前記モータに供給する電力を遮断する第1工程と、
前記第1工程後に前記モータが惰性で回転する惰性期間において、前記制御部により、前記モータの前記回転数が所定時間内に規定値以下になったか否かを判定する第2工程と、を有し、
前記制御部は、前記第2工程において、前記回転数が前記規定値以下になった場合に、前記循環ポンプの異常を判定し、
前記モータの起動時に前記インジェクタが動作中である場合、前記制御部は、前記第1工程を実施する前に前記インジェクタを停止する
燃料電池システムの運転方法。 - 請求項1記載の燃料電池システムの運転方法において、
前記モータは、三相交流電力の供給に基づき回転するものであり、
前記モータに供給される前記三相交流電力の電流、及び前記惰性期間にて前記モータが生じた誘起電圧に基づく電流を検出する電流センサを備え、
前記モータの前記回転数は、前記制御部において前記電流センサの検出信号に基づき算出される
燃料電池システムの運転方法。 - 請求項2記載の燃料電池システムの運転方法において、
前記電流センサは、前記惰性期間における前記誘起電圧に基づく電流について三相全てを検出し、
前記制御部は、検出された前記三相全ての電流に基づき前記モータの前記回転数を算出する
燃料電池システムの運転方法。 - 請求項1~3のいずれか1項に記載の燃料電池システムの運転方法において、
前記制御部は、前記反応ガスが前記燃料電池スタックに供給されている場合に、前記第1工程及び前記第2工程の実施を停止する
燃料電池システムの運転方法。 - 請求項4記載の燃料電池システムの運転方法において、
前記反応ガス供給路は、前記反応ガスの一方である燃料ガスを前記燃料電池スタックに供給する燃料ガス供給路であり、
前記制御部は、前記インジェクタの動作中に前記第1工程及び前記第2工程の実施を停止する
燃料電池システムの運転方法。 - 燃料電池スタックと、
前記燃料電池スタックに反応ガスを供給する反応ガス供給路と、
前記反応ガス供給路に設けられ、前記反応ガスを吐出するインジェクタと、
前記燃料電池スタックから排出される反応オフガスを、前記インジェクタよりも下流の前記反応ガス供給路に循環させる反応ガス循環路と、
前記反応ガス循環路に設けられ、回転検出センサを備えないモータで駆動される循環ポンプと、
前記モータの回転を制御する制御部と、を備える燃料電池システムであって、
前記制御部は、前記モータを回転させて当該モータを起動させ、その後前記モータの回転数が所定値に到達した後に、前記モータに供給する電力を遮断し、遮断後に前記モータが惰性で回転する惰性期間において、前記モータの前記回転数が所定時間内に規定値以下になったか否かを判定し、
前記回転数が前記規定値以下になった場合に、前記循環ポンプの異常を判定し、
前記モータの起動時に前記インジェクタが動作中である場合、前記制御部は、前記モータを回転させる前に前記インジェクタを停止する
燃料電池システム。
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JP2020059916A JP7421980B2 (ja) | 2020-03-30 | 2020-03-30 | 燃料電池システムの運転方法、及び燃料電池システム |
US17/213,752 US11444294B2 (en) | 2020-03-30 | 2021-03-26 | Method of operating fuel cell system |
CN202110338757.1A CN113471480B (zh) | 2020-03-30 | 2021-03-30 | 燃料电池系统的运转方法以及燃料电池系统 |
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JP2020059916A JP7421980B2 (ja) | 2020-03-30 | 2020-03-30 | 燃料電池システムの運転方法、及び燃料電池システム |
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JP7421980B2 true JP7421980B2 (ja) | 2024-01-25 |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007214080A (ja) | 2006-02-13 | 2007-08-23 | Toyota Motor Corp | 燃料電池システム |
JP2015048812A (ja) | 2013-09-03 | 2015-03-16 | 株式会社Ihi | 遠心式電動コンプレッサ装置およびコンプレッサモータ制御方法 |
JP2015048811A (ja) | 2013-09-03 | 2015-03-16 | 株式会社Ihi | 遠心式電動コンプレッサ装置およびコンプレッサモータ制御方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP4248225B2 (ja) | 2002-11-01 | 2009-04-02 | トヨタ自動車株式会社 | 燃料電池システム |
JP6788841B2 (ja) | 2017-03-14 | 2020-11-25 | トヨタ自動車株式会社 | 燃料電池システム |
JP6760154B2 (ja) | 2017-03-15 | 2020-09-23 | トヨタ自動車株式会社 | 燃料電池システム |
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2020
- 2020-03-30 JP JP2020059916A patent/JP7421980B2/ja active Active
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2021
- 2021-03-26 US US17/213,752 patent/US11444294B2/en active Active
- 2021-03-30 CN CN202110338757.1A patent/CN113471480B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007214080A (ja) | 2006-02-13 | 2007-08-23 | Toyota Motor Corp | 燃料電池システム |
JP2015048812A (ja) | 2013-09-03 | 2015-03-16 | 株式会社Ihi | 遠心式電動コンプレッサ装置およびコンプレッサモータ制御方法 |
JP2015048811A (ja) | 2013-09-03 | 2015-03-16 | 株式会社Ihi | 遠心式電動コンプレッサ装置およびコンプレッサモータ制御方法 |
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US11444294B2 (en) | 2022-09-13 |
JP2021158071A (ja) | 2021-10-07 |
US20210305596A1 (en) | 2021-09-30 |
CN113471480B (zh) | 2024-06-11 |
CN113471480A (zh) | 2021-10-01 |
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