JP7078776B2 - 水素充填システムの圧力計の故障診断方法及び水素充填システムの圧力計の校正方法 - Google Patents
水素充填システムの圧力計の故障診断方法及び水素充填システムの圧力計の校正方法 Download PDFInfo
- Publication number
- JP7078776B2 JP7078776B2 JP2021078356A JP2021078356A JP7078776B2 JP 7078776 B2 JP7078776 B2 JP 7078776B2 JP 2021078356 A JP2021078356 A JP 2021078356A JP 2021078356 A JP2021078356 A JP 2021078356A JP 7078776 B2 JP7078776 B2 JP 7078776B2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- accumulator
- hydrogen
- dispenser
- hydrogen fuel
- 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.)
- Active
Links
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
- H01M8/04298—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
- H01M8/04425—Pressure; Ambient pressure; Flow at 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
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0053—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to fuel cells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/12—Recording operating variables ; Monitoring of operating variables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/70—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by fuel cells
- B60L50/72—Constructional details of fuel cells specially adapted for electric vehicles
-
- 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
-
- 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
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
- F17C5/002—Automated filling apparatus
- F17C5/007—Automated filling apparatus for individual gas tanks or containers, e.g. in vehicles
-
- 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
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
- F17C5/06—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures for filling with compressed 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
- H01M8/04082—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
- H01M8/04298—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
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0323—Valves
-
- 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
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0323—Valves
- F17C2205/0332—Safety valves or pressure relief valves
-
- 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
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/012—Hydrogen
-
- 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
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0107—Single phase
- F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
-
- 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
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
- F17C2223/036—Very high pressure (>80 bar)
-
- 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
- F17C2225/00—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel
- F17C2225/01—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel characterised by the phase
- F17C2225/0107—Single phase
- F17C2225/0123—Single phase gaseous, e.g. CNG, GNC
-
- 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
- F17C2225/00—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel
- F17C2225/03—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel characterised by the pressure level
- F17C2225/036—Very high pressure, i.e. above 80 bars
-
- 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
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/01—Propulsion of the fluid
- F17C2227/0128—Propulsion of the fluid with pumps or compressors
- F17C2227/0157—Compressors
-
- 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
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/03—Heat exchange with the fluid
- F17C2227/0337—Heat exchange with the fluid by cooling
-
- 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
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/03—Heat exchange with the fluid
- F17C2227/0367—Localisation of heat exchange
- F17C2227/0388—Localisation of heat exchange separate
-
- 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
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/04—Methods for emptying or filling
- F17C2227/043—Methods for emptying or filling by pressure cascade
-
- 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
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/03—Control means
- F17C2250/032—Control means using computers
-
- 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
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/03—Control means
- F17C2250/034—Control means using wireless transmissions
-
- 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
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/043—Pressure
-
- 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
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/043—Pressure
- F17C2250/0434—Pressure difference
-
- 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
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/0443—Flow or movement of content
-
- 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
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/0473—Time or time periods
-
- 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
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/06—Controlling or regulating of parameters as output values
- F17C2250/0605—Parameters
- F17C2250/0631—Temperature
-
- 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
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/06—Controlling or regulating of parameters as output values
- F17C2250/0689—Methods for controlling or regulating
- F17C2250/0694—Methods for controlling or regulating with calculations
-
- 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
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/02—Improving properties related to fluid or fluid transfer
- F17C2260/024—Improving metering
-
- 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
- F17C2265/00—Effects achieved by gas storage or gas handling
- F17C2265/06—Fluid distribution
- F17C2265/065—Fluid distribution for refueling vehicle fuel tanks
-
- 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
- F17C2270/0134—Applications for fluid transport or storage placed above the ground
- F17C2270/0139—Fuel stations
-
- 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
- F17C2270/0168—Applications for fluid transport or storage on the road by vehicles
- F17C2270/0178—Cars
-
- 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
-
- 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
- Y02E60/32—Hydrogen storage
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Transportation (AREA)
- Power Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Measuring Fluid Pressure (AREA)
- Fuel Cell (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
水素燃料が蓄圧された蓄圧器からディスペンサを介して水素燃料を動力源とする燃料電池自動車に水素燃料を充填し、
充填終了に近い段階での充填される水素燃料の流量が閾値以下になったタイミングにおける、蓄圧器からディスペンサの出口までの間の水素燃料の流路中に場所を異にして配置される複数の圧力計から計測される各圧力を取得し、取得した圧力値を基に各圧力間のずれが閾値内かどうかを判定し、判定結果を出力する、
ことを特徴とする。
水素燃料が蓄圧された蓄圧器からディスペンサを介して水素燃料を動力源とする燃料電池自動車に水素燃料を充填し、
蓄圧器からディスペンサの出口までの間の水素燃料の流路中に場所を異にして配置される複数の圧力計のうち、ディスペンサの出口に最も近い圧力計が水素燃料の充填中に最高値を示したタイミングにおける、複数の圧力計から計測される各圧力を取得し、取得した圧力値を基に各圧力間のずれが閾値内かどうかを判定し、判定結果を出力する、
ことを特徴とする。
水素燃料が蓄圧された蓄圧器からディスペンサを介して水素燃料を動力源とする複数の燃料電池自動車に日付を異にして順に水素燃料を充填し、
複数の燃料電池自動車の各燃料電池自動車に水素燃料を充填する毎に、水素燃料の充填を開始する前に蓄圧器から充填を受ける燃料電池自動車までの水素燃料の流路を一時的に開放した後にディスペンサの遮断弁を閉じたタイミングにおける、蓄圧器からディスペンサの遮断弁手前までの間の水素燃料の流路中に場所を異にして配置される複数の圧力計により計測される各圧力を取得し、日付と関連させて記録し、
圧力計毎に、異なる日付に記録された各圧力の推移における圧力変化が閾値内かどうかを判定し、判定結果を出力する、
ことを特徴とする。
水素燃料の充填は、複数の燃料電池自動車に日付を異にして行われ、
複数の燃料電池自動車の各燃料電池自動車に水素燃料を充填する毎に、水素燃料の充填を開始する前に蓄圧器から充填を受ける燃料電池自動車までの水素燃料の流路を一時的に開放した後にディスペンサの遮断弁を閉じたタイミングにおける、蓄圧器からディスペンサの遮断弁手前までの間の水素燃料の流路中に場所を異にして配置される複数の圧力計により計測される各圧力を取得し、日付と関連させて記録し、
圧力計毎に、異なる日付に記録された各圧力の推移における圧力変化が閾値内かどうかを判定し、判定結果を出力する、
と好適である。
上述した水素充填システムの圧力計の前記充填すること、及び、前記判定し、前記出力することを行い、
前記複数の圧力計は、前記ディスペンサの出口付近に並列配置された2つの圧力計を含み、
判定の結果、前記複数の圧力計のうち故障と診断される圧力計に対して、前記2つの圧力計のうち一方を基準にして自動校正することを特徴とする。
水素燃料が蓄圧された蓄圧器からディスペンサを介して水素燃料を動力源とする燃料電池自動車に水素燃料を充填し、
前記充填終了後に、前記ディスペンサの遮断弁を閉にして遮断し、前記ディスペンサの出口側の流路を大気開放したタイミングにおける、前記蓄圧器から前記ディスペンサの出口までの間の前記水素燃料の流路中に場所を異にして配置される複数の圧力計のうち、前記ディスペンサの脱圧部位の圧力計がゲージ圧でゼロを示すかどうかを判定し、
前記ゲージ圧でゼロを示さない場合に前記ディスペンサの脱圧部位の圧力計を自動校正する、
ことを特徴とする。
図1は、実施の形態1における水素ステーションの水素充填システムの構成を示す構成図の一例である。図1において、水素充填システム500は、水素ステーション102内に配置される。水素充填システム500は、多段蓄圧器101、ディスペンサ30、圧縮機40、及び制御回路100を備えている。多段蓄圧器101は、使用下限圧力を多段にした複数の蓄圧器10,12,14により構成される。図1の例では、3つの蓄圧器10,12,14により多段蓄圧器101が構成される。図1の例では、例えば、蓄圧器10が、使用下限圧力が低い1stバンクとして作用する。蓄圧器12が、例えば、使用下限圧力が中間の2ndバンクとして作用する。蓄圧器14が、例えば、使用下限圧力が高い3rdバンクとして作用する。但し、これに限るものではない。1stバンクから3rdバンクに使用する各蓄圧器は、必要に応じて入れ替える。水素ステーション102内には、その他、図示しないカードル、中間蓄圧器、及び/或いは水素製造装置が配置される。また、水素ステーション102内には、水素ガスを充填して配送する図示しない水素トレーラーが到来する。
実施の形態1では、終了圧の判定時期を流量Fがほぼゼロと同視できる閾値F’以下になったタイミングとした場合について説明したが、判定手法はこれに限るものではない。実施の形態2では、終了圧の判定時期を別の判定手法で行う構成について説明する。実施の形態2における水素ステーションの水素充填システムの構成は図1と同様である。
図8は、実施の形態3における水素ステーションの水素充填システムの構成を示す構成図の一例である。図8において、ディスペンサ30内におけるディスペンサ30出口付近の圧力(C2)を測定する圧力計28と並列に圧力計29を配置した点、遮断弁38から緊急離脱カプラ41に繋がる配管を分岐させた脱圧ラインを配置した点、及び脱圧ラインにバルブ39を配置した点、以外は、図1と同様である。
11,13,15,19,27,28,29 圧力計
21,23,24,25,26,39 バルブ
30 ディスペンサ
32 冷却器
36 遮断弁
37 流量計
38 遮断弁
40 圧縮機
41 緊急離脱カプラ
43 制御回路
50 通信制御回路
51 メモリ
52 受信部
54 終了圧・温度演算部
58 システム制御部
59 判定部
60,65 バルブ制御部
62 圧縮機制御部
64 ディスペンサ制御部
66 バンク圧力受信部
67 ディスペンサ情報受信部
68 圧力測定・抽出部
70 比較部
71 判定部
72 比較部
73 判定部
74 出力部
76 モニタ
80,84,86 記憶装置
100 制御回路
101 多段蓄圧器
102 水素ステーション
104 復圧機構
106 供給部
200 FCV車両
202 燃料タンク
204 車載器
500 水素充填システム
Claims (4)
- 水素燃料が蓄圧された蓄圧器からディスペンサを介して水素燃料を動力源とする燃料電池自動車に水素燃料を充填し、
前記充填終了に近い段階での充填される水素燃料の流量が閾値以下になったタイミングにおける、前記蓄圧器から前記ディスペンサの出口までの間の前記水素燃料の流路中に場所を異にして配置される複数の圧力計から計測される各圧力を取得し、取得した圧力値を基に各圧力間のずれが閾値内かどうかを判定し、判定結果を出力し、
前記水素燃料は、前記蓄圧器を含む多段蓄圧器に蓄圧され、
前記複数の圧力計は、少なくとも多段蓄圧器の各蓄圧器に隣接した位置、ディスペンサ内の入口付近、及びディスペンサ内の出口付近に設けられている、
ことを特徴とする水素充填システムの圧力計の故障診断方法。 - 水素燃料が蓄圧された蓄圧器からディスペンサを介して水素燃料を動力源とする燃料電池自動車に水素燃料を充填し、
前記蓄圧器から前記ディスペンサの出口までの間の前記水素燃料の流路中に場所を異にして配置される複数の圧力計のうち、前記ディスペンサの出口に最も近い圧力計が前記水素燃料の充填中に最高値を示したタイミングにおける、前記複数の圧力計から計測される各圧力を取得し、取得した圧力値を基に各圧力間のずれが閾値内かどうかを判定し、判定結果を出力し、
前記水素燃料は、前記蓄圧器を含む多段蓄圧器に蓄圧され、
前記複数の圧力計は、少なくとも多段蓄圧器の各蓄圧器に隣接した位置、ディスペンサ内の入口付近、及びディスペンサ内の出口付近に設けられている、
ことを特徴とする水素充填システムの圧力計の故障診断方法。 - 請求項1記載の水素充填システムの圧力計の故障診断方法の前記充填すること、及び、前記判定し、前記出力することを行い、
前記複数の圧力計は、前記ディスペンサの出口付近に並列配置された2つの圧力計を含み、
判定の結果、前記複数の圧力計のうち故障と診断される圧力計に対して、前記2つの圧力計のうち一方を基準にして自動校正することを特徴とする水素充填システムの圧力計の校正方法。 - 請求項2記載の水素充填システムの圧力計の故障診断方法の前記充填すること、及び、前記判定し、前記出力することを行い、
前記複数の圧力計は、前記ディスペンサの出口付近に並列配置された2つの圧力計を含み、
判定の結果、前記複数の圧力計のうち故障と診断される圧力計に対して、前記2つの圧力計のうち一方を基準にして自動校正することを特徴とする水素充填システムの圧力計の校正方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021078356A JP7078776B2 (ja) | 2018-03-26 | 2021-05-06 | 水素充填システムの圧力計の故障診断方法及び水素充填システムの圧力計の校正方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018058795A JP6882222B2 (ja) | 2018-03-26 | 2018-03-26 | 水素充填システムの圧力計の故障診断方法及び水素充填システムの圧力計の校正方法 |
JP2021078356A JP7078776B2 (ja) | 2018-03-26 | 2021-05-06 | 水素充填システムの圧力計の故障診断方法及び水素充填システムの圧力計の校正方法 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018058795A Division JP6882222B2 (ja) | 2018-03-26 | 2018-03-26 | 水素充填システムの圧力計の故障診断方法及び水素充填システムの圧力計の校正方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021121759A JP2021121759A (ja) | 2021-08-26 |
JP7078776B2 true JP7078776B2 (ja) | 2022-05-31 |
Family
ID=68058305
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018058795A Active JP6882222B2 (ja) | 2018-03-26 | 2018-03-26 | 水素充填システムの圧力計の故障診断方法及び水素充填システムの圧力計の校正方法 |
JP2021078356A Active JP7078776B2 (ja) | 2018-03-26 | 2021-05-06 | 水素充填システムの圧力計の故障診断方法及び水素充填システムの圧力計の校正方法 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018058795A Active JP6882222B2 (ja) | 2018-03-26 | 2018-03-26 | 水素充填システムの圧力計の故障診断方法及び水素充填システムの圧力計の校正方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20200411886A1 (ja) |
EP (1) | EP3779263A4 (ja) |
JP (2) | JP6882222B2 (ja) |
CN (1) | CN111936782B (ja) |
AU (2) | AU2019246446B2 (ja) |
WO (1) | WO2019188058A1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6600430B1 (ja) | 2019-02-01 | 2019-10-30 | 岩谷産業株式会社 | 水素ガスディスペンサーの検査装置 |
JP6800258B2 (ja) * | 2019-02-12 | 2020-12-16 | 本田技研工業株式会社 | 高圧タンクの残圧判定システム、高圧タンクの残圧判定方法、燃料電池車両 |
JP7211341B2 (ja) * | 2019-11-11 | 2023-01-24 | トヨタ自動車株式会社 | 燃料電池システムおよび燃料電池システムの異常検知方法 |
EP3879164A1 (de) * | 2020-03-09 | 2021-09-15 | Nproxx B.V. | Befüllvorrichtung und verfahren zum befüllen |
US11293595B2 (en) * | 2020-04-01 | 2022-04-05 | Mirae EHS-code Research Institute | Hydrogen fueling system and method based on real-time communication information from CHSS for fuel cell |
CN112054230B (zh) * | 2020-09-15 | 2022-02-08 | 上海燃料电池汽车动力系统有限公司 | 一种用于氢燃料电池排水排气装置的故障诊断方法及系统 |
DE102021202271A1 (de) * | 2021-03-09 | 2022-09-15 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zur Zustandsdiagnose einer Wasserstoff-Betankungseinrichtung und/oder eines mit Wasserstoff zu betankenden Verkehrsmittels |
DE102021203385A1 (de) * | 2021-04-06 | 2022-10-06 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zur Betankung eines Verkehrsmittels durch eine Wasserstoff-Betankungseinrichtung |
KR102640691B1 (ko) | 2021-04-23 | 2024-02-23 | 김성훈 | 수소 자동차 부품의 고압 테스터 자기 진단 장치 |
US20230313947A1 (en) * | 2021-05-17 | 2023-10-05 | Estis Compression, LLC | Methane Retention System |
CN115638365A (zh) * | 2021-07-19 | 2023-01-24 | 丰田自动车株式会社 | 氢填充方法、氢填充装置、程序、记录介质 |
KR20230165402A (ko) | 2022-05-27 | 2023-12-05 | 성 훈 김 | 수소 자동차 부품의 평가 방법 |
CN118090043B (zh) * | 2024-04-29 | 2024-06-28 | 山东恒量测试科技有限公司 | 一种压力表异常状态定位分析方法、系统、终端及介质 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011122657A (ja) | 2009-12-10 | 2011-06-23 | Toyota Motor Corp | 燃料ガスステーション、燃料ガス充填システム、燃料ガス充填方法 |
JP2013200019A (ja) | 2012-03-26 | 2013-10-03 | Honda Motor Co Ltd | 燃料ガス充填方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3828219B2 (ja) * | 1996-12-10 | 2006-10-04 | 東邦瓦斯株式会社 | ガス供給装置 |
DE19860500B4 (de) * | 1998-12-28 | 2005-12-15 | Plöchinger, Heinz, Dipl.-Ing. | Vorrichtung und Verfahren zur Druckmessung |
JP2005283127A (ja) * | 2004-03-26 | 2005-10-13 | Nissan Motor Co Ltd | 燃料量演算装置 |
FR2874247B1 (fr) * | 2004-08-12 | 2007-03-16 | Air Liquide | Systeme stockage de gaz, procede de mise en oeuvre et vehicule incorporant un tel systeme |
DE102009059137A1 (de) * | 2009-12-19 | 2010-07-29 | Daimler Ag | Diagnoseverfahren zur bordseitigen Bestimmung eines Verschleißzustandes |
JP5888033B2 (ja) * | 2012-03-16 | 2016-03-16 | トヨタ自動車株式会社 | ハイブリッド車両の制御装置 |
JP6122722B2 (ja) * | 2013-07-19 | 2017-04-26 | 日立オートモティブシステムズメジャメント株式会社 | ガス供給装置 |
JP6034328B2 (ja) * | 2013-11-01 | 2016-11-30 | 本田技研工業株式会社 | 移動体 |
JP6275527B2 (ja) | 2014-03-31 | 2018-02-07 | Jxtgエネルギー株式会社 | 水素ステーション |
JP6164200B2 (ja) * | 2014-11-15 | 2017-07-19 | トヨタ自動車株式会社 | 酸化ガスの流量調整弁の制御方法と流量調整装置 |
JP6645796B2 (ja) * | 2015-10-14 | 2020-02-14 | トキコシステムソリューションズ株式会社 | ガス充填装置 |
JP2017207094A (ja) * | 2016-05-16 | 2017-11-24 | 大陽日酸株式会社 | 水素充填装置及び水素充填方法 |
JP2018058795A (ja) | 2016-10-06 | 2018-04-12 | ライオン株式会社 | 口腔用組成物、及びその製剤変色及び液分離の抑制方法 |
-
2018
- 2018-03-26 JP JP2018058795A patent/JP6882222B2/ja active Active
-
2019
- 2019-03-06 EP EP19776713.0A patent/EP3779263A4/en active Pending
- 2019-03-06 CN CN201980022405.6A patent/CN111936782B/zh active Active
- 2019-03-06 WO PCT/JP2019/008743 patent/WO2019188058A1/ja unknown
- 2019-03-06 AU AU2019246446A patent/AU2019246446B2/en active Active
-
2020
- 2020-09-14 US US17/019,992 patent/US20200411886A1/en active Pending
-
2021
- 2021-05-06 JP JP2021078356A patent/JP7078776B2/ja active Active
-
2022
- 2022-10-28 AU AU2022259860A patent/AU2022259860A1/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011122657A (ja) | 2009-12-10 | 2011-06-23 | Toyota Motor Corp | 燃料ガスステーション、燃料ガス充填システム、燃料ガス充填方法 |
JP2013200019A (ja) | 2012-03-26 | 2013-10-03 | Honda Motor Co Ltd | 燃料ガス充填方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2021121759A (ja) | 2021-08-26 |
US20200411886A1 (en) | 2020-12-31 |
CN111936782B (zh) | 2022-03-15 |
CN111936782A (zh) | 2020-11-13 |
EP3779263A1 (en) | 2021-02-17 |
JP2019173762A (ja) | 2019-10-10 |
AU2019246446A1 (en) | 2020-11-12 |
AU2019246446B2 (en) | 2022-07-28 |
JP6882222B2 (ja) | 2021-06-02 |
AU2022259860A1 (en) | 2022-12-08 |
WO2019188058A1 (ja) | 2019-10-03 |
EP3779263A4 (en) | 2022-01-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP7078776B2 (ja) | 水素充填システムの圧力計の故障診断方法及び水素充填システムの圧力計の校正方法 | |
JP6927925B2 (ja) | 計量機の流量計故障診断方法及び水素充填装置 | |
JP6327341B2 (ja) | 燃料ガス充填システム及び燃料ガス充填方法 | |
US11754226B2 (en) | Hydrogen fuel filling system and hydrogen fuel filling method | |
US7322228B2 (en) | Evaluating the leaktightness of a device for storing fuel gas under high pressure | |
JP7048417B2 (ja) | 水素ガス充填方法及び水素ガス充填装置 | |
JP6645796B2 (ja) | ガス充填装置 | |
JP6604077B2 (ja) | 燃料ガス充填システム | |
CN113631853A (zh) | 氢气库存量获取方法、氢气库存量获取装置、氢气库存量获取系统以及氢气库存量管理系统 | |
WO2021256418A1 (ja) | 流量計故障判定方法及び水素充填装置 | |
US8631662B2 (en) | Testing system and method for AC system in a vehicle | |
US20240240758A1 (en) | System and Method for Compressed Gas Dispensing with Subsequent Venting | |
JPWO2020071285A1 (ja) | 水素製造装置の運転方法及び水素製造装置の制御装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210531 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210531 |
|
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: 20220426 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220519 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7078776 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |