JP7420650B2 - ガス供給システム - Google Patents
ガス供給システム Download PDFInfo
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- JP7420650B2 JP7420650B2 JP2020097346A JP2020097346A JP7420650B2 JP 7420650 B2 JP7420650 B2 JP 7420650B2 JP 2020097346 A JP2020097346 A JP 2020097346A JP 2020097346 A JP2020097346 A JP 2020097346A JP 7420650 B2 JP7420650 B2 JP 7420650B2
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- 238000001514 detection method Methods 0.000 claims description 83
- 238000012544 monitoring process Methods 0.000 claims description 61
- 230000033228 biological regulation Effects 0.000 claims description 55
- 238000011144 upstream manufacturing Methods 0.000 claims description 13
- 239000007789 gas Substances 0.000 description 182
- 239000002737 fuel gas Substances 0.000 description 106
- 239000000446 fuel Substances 0.000 description 48
- 238000010248 power generation Methods 0.000 description 14
- 238000012545 processing Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 239000007788 liquid Substances 0.000 description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 8
- 230000008859 change Effects 0.000 description 8
- 101000962483 Homo sapiens Max dimerization protein 1 Proteins 0.000 description 6
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- 101000957106 Homo sapiens Mitotic spindle assembly checkpoint protein MAD1 Proteins 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 101000590284 Mus musculus 26S proteasome non-ATPase regulatory subunit 14 Proteins 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
- 101001000302 Homo sapiens Max-interacting protein 1 Proteins 0.000 description 3
- 101000957259 Homo sapiens Mitotic spindle assembly checkpoint protein MAD2A Proteins 0.000 description 3
- 102100035880 Max-interacting protein 1 Human genes 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
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- 238000003487 electrochemical reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 239000004918 carbon fiber reinforced polymer Substances 0.000 description 1
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Images
Classifications
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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
- H01M8/04201—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
- H01M8/04082—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
- H01M8/04104—Regulation of differential pressures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C7/00—Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/025—Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/04—Arrangement or mounting of valves
-
- 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
- H01M8/04097—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
- H01M8/04313—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
- H01M8/0438—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
- H01M8/04694—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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0165—Applications for fluid transport or storage on the road
- F17C2270/0184—Fuel cells
-
- 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
-
- 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
Description
16…燃料電池スタック 22…ガス制御ECU
40…レギュレータ 42…インジェクタ
62…高圧センサ 64…中圧センサ
E1…第1誤差範囲 E2…第2誤差範囲
PR…調圧範囲 T1…第1閾値
T2…第2閾値 Tc…閉弁期間
Tin、Tin1、Tin2…駆動インターバル
To…開弁期間
Claims (8)
- 高圧タンクと、
前記高圧タンクから放出されるガスの圧力を、調圧範囲内に減圧して下流側に流出させるレギュレータと、
前記レギュレータよりも下流側に設けられ、開弁及び閉弁を繰り返すことで前記ガスの流量を調整するインジェクタと、
前記レギュレータよりも上流側の圧力を検出する第1圧力センサと、
前記レギュレータと前記インジェクタの間の圧力を検出する第2圧力センサと、
前記インジェクタの動作を制御する制御部と、を備えるガス供給システムであって、
前記高圧タンクに接続される前記ガスのガス供給路に、前記高圧タンクから下流側に向かって、前記第1圧力センサ、前記レギュレータ、前記第2圧力センサ及び前記インジェクタが、この順に設けられており、
前記第2圧力センサの圧力検出レンジは、前記第1圧力センサの圧力検出レンジよりも狭く、
前記第2圧力センサにおいて生じる誤差範囲は、前記第1圧力センサにおいて生じる誤差範囲よりも狭く、
前記制御部は、前記第1圧力センサの第1検出情報と第1閾値を比較する初期監視工程を行って、前記第1検出情報が前記第1閾値以下に至ったことを判定した後、前記第2圧力センサの第2検出情報と、前記第1閾値よりも小さい第2閾値を比較する2次監視工程を行う構成であり、
且つ前記制御部は、前記初期監視工程の前記インジェクタの開弁期間及び閉弁期間よりも前記2次監視工程の前記インジェクタの開弁期間及び閉弁期間を長くする
ガス供給システム。 - 請求項1記載のガス供給システムにおいて、
前記制御部は、前記インジェクタの開弁期間及び閉弁期間を長くすることで、前記調圧範囲の下限値を上昇させる
ガス供給システム。 - 請求項2記載のガス供給システムにおいて、
前記第1圧力センサは、第1誤差範囲を前記第1検出情報に含み、
前記第2圧力センサは、前記第1誤差範囲よりも狭い第2誤差範囲を前記第2検出情報に含み、
前記制御部は、
前記初期監視工程において、前記第2閾値を基点とした前記第2誤差範囲に対して前記調圧範囲を重複させる一方で、
前記2次監視工程において、前記インジェクタの開弁期間及び閉弁期間を長くすることで、前記第2閾値を基点とした前記第2誤差範囲に対して前記調圧範囲をオフセットさせる
ガス供給システム。 - 請求項1~3のいずれか1項に記載のガス供給システムにおいて、
前記制御部は、前記第2検出情報が前記第2閾値以下となった場合に前記高圧タンクのガス欠を判定する
ガス供給システム。 - 請求項1~4のいずれか1項に記載のガス供給システムにおいて、
前記制御部は、前記第2検出情報が前記第2閾値以下となるまで前記インジェクタの開弁期間及び閉弁期間を長くした状態を継続する
ガス供給システム。 - 請求項1~5のいずれか1項に記載のガス供給システムにおいて、
前記制御部は、前記第2検出情報が前記第2閾値以下となった場合に、前記高圧タンクからの前記ガスの放出を停止する
ガス供給システム。 - 請求項1~6のいずれか1項に記載のガス供給システムにおいて、
前記制御部は、前記初期監視工程から前記2次監視工程に移行する際に、前記開弁期間及び前記閉弁期間のデューティ比を変えずに、1回の前記開弁期間及び前記閉弁期間からなる駆動インターバルを延長する
ガス供給システム。 - 請求項7記載のガス供給システムにおいて、
前記制御部は、前記2次監視工程の前記駆動インターバルを、前記初期監視工程の前記駆動インターバルに対し1.5倍~2倍の範囲で延長する
ガス供給システム。
Priority Applications (3)
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JP2020097346A JP7420650B2 (ja) | 2020-06-04 | 2020-06-04 | ガス供給システム |
CN202110624456.5A CN113757560B (zh) | 2020-06-04 | 2021-06-04 | 气体供给系统 |
US17/338,959 US11670784B2 (en) | 2020-06-04 | 2021-06-04 | Gas supply system |
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JP2020097346A JP7420650B2 (ja) | 2020-06-04 | 2020-06-04 | ガス供給システム |
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JP2021188725A JP2021188725A (ja) | 2021-12-13 |
JP7420650B2 true JP7420650B2 (ja) | 2024-01-23 |
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- 2020-06-04 JP JP2020097346A patent/JP7420650B2/ja active Active
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2021
- 2021-06-04 US US17/338,959 patent/US11670784B2/en active Active
- 2021-06-04 CN CN202110624456.5A patent/CN113757560B/zh active Active
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JP2021188725A (ja) | 2021-12-13 |
US11670784B2 (en) | 2023-06-06 |
US20210384533A1 (en) | 2021-12-09 |
CN113757560A (zh) | 2021-12-07 |
CN113757560B (zh) | 2023-03-24 |
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