CN108615913A - Gas handling system, control method, fuel cell and the vehicle of vehicle fuel battery - Google Patents
Gas handling system, control method, fuel cell and the vehicle of vehicle fuel battery Download PDFInfo
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- CN108615913A CN108615913A CN201810344314.1A CN201810344314A CN108615913A CN 108615913 A CN108615913 A CN 108615913A CN 201810344314 A CN201810344314 A CN 201810344314A CN 108615913 A CN108615913 A CN 108615913A
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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
-
- 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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/30—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling 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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/30—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells
- B60L58/31—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells for starting of fuel cells
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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
- H01M8/04298—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
- H01M8/04492—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
- H01M8/04492—Humidity; Ambient humidity; Water content
- H01M8/04507—Humidity; Ambient humidity; Water content 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
- H01M8/04701—Temperature
- H01M8/04708—Temperature of fuel cell reactants
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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
- H01M8/04298—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
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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
- H01M8/04298—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
- H01M8/04835—Humidity; Water content of fuel cell reactants
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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
-
- 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
Abstract
This disclosure relates to a kind of gas handling system of vehicle fuel battery, control method, fuel cell and vehicle, the system comprises the air inlet pipeline of fuel cell (10) (20), the air inlet pipeline (20) includes：First pipeline (21), first pipeline (21) are used for in-vehicle air air inlet；Second pipeline (22), second pipeline (22) is for the outer air inlet of vehicle；The system also includes：Control device (30), the air inflow for controlling air outside the in-vehicle air and the vehicle.In the above-mentioned technical solutions, the air inflow of air outside control in-vehicle air and vehicle can be passed through, to which the temperature and humidity of the air to entering fuel cell is adjusted, so that the air into fuel cell is the air for being suitble to operation of fuel cells, not only the working performance and working efficiency of fuel cell had been can effectively improve, but also can effectively extend the service life of fuel cell.
Description
Technical field
This disclosure relates to fuel cell field, and in particular, to a kind of gas handling system of vehicle fuel battery, controlling party
Method, fuel cell and vehicle.
Background technology
Currently, new-energy automobile provides power by fuel cell mostly, and the scheme that fuel cell pack introduces air is big
Mostly use the mode for being passed directly into air or pressurizeing to air.But the humidity into fuel cell pack air is too low
Or it is excessively high, when temperature is relatively low, can so that fuel cell operation is bad, or even be difficult to start.
Invention content
To solve the above-mentioned problems, the disclosure provides a kind of gas handling system of vehicle fuel battery, control method, fuel electricity
Pond and vehicle.
According to the disclosure in a first aspect, providing a kind of gas handling system of vehicle fuel battery, the system comprises fuel
The air inlet pipeline of battery, the air inlet pipeline include：
First pipeline, first pipeline are used for in-vehicle air air inlet；
Second pipeline, second pipeline is for the outer air inlet of vehicle；
The system also includes：
Control device, the air inflow for controlling air outside the in-vehicle air and the vehicle.
Optionally, the system also includes：
First detection module, the second detection module, valve；
The first detection module is set in first pipeline, for detecting the vehicle in first pipeline
First air data of interior air, first air data include the temperature and/or humidity of the in-vehicle air；
Second detection module is set in second pipeline, for detecting the vehicle in second pipeline
Second air data of outer air, second air data include the temperature and/or humidity of the outer air of the vehicle；
The valve includes first entrance, second entrance and outlet, and the first entrance connects going out for first pipeline
Gas port, the second entrance connect the gas outlet of second pipeline, and the outlet connects the air inlet of the fuel cell；
The control device, for controlling the valve according at least to first air data and second air data
The aperture of door, to adjust the air inflow of air outside the in-vehicle air and the vehicle.
Optionally, the control device includes：
First determining module, for determining the target gas data needed for the fuel cell, the target gas data
Including target temperature and/or target humidity；
Second determining module, in the target gas data and first air data and the second air number
According to it is equal different when, the target gas data determined according to first determining module, first air data and described the
Two air datas determine the target mix ratio example of the in-vehicle air and the outer air of the vehicle；
Control module, the target mix ratio example for being determined according to second determining module control the valve
Aperture.
Optionally, the system also includes：
Third detection module is set to the fuel battery inside, and the third for detecting the fuel battery inside is empty
Destiny evidence, the third air data include the Current Temperatures and/or current humidity of the fuel battery inside；
First determining module is used to determine the target gas data according to the third air data.
Optionally, second determining module is according to the target gas data, first air data and described
Two air datas determine the target mix ratio example of the in-vehicle air and the outer air of the vehicle by following formula：
Wherein, TcIndicate the target gas data；
M1Indicate the quality of the in-vehicle air；
M2Indicate the quality of the outer air of the vehicle；
T1Indicate first air data；
T2Indicate second air data；
M1:M2Indicate the target mix ratio example.
Optionally, the system also includes：
First air quantity controller, the second air quantity controller；
First air quantity controller is set in first pipeline, the air inlet for controlling the in-vehicle air
Amount；
Second air quantity controller is set in second pipeline, the air inlet for controlling air outside the vehicle
Amount；
The control device is additionally operable to according to first air data and second air data control described first
The aperture of air quantity controller；And the second air quantity control is controlled according to first air data and second air data
The aperture of device processed.
Optionally, the system also includes：
First filter, the second filter；
The first filter is set in first pipeline, for being filtered to the in-vehicle air；
Second filter is set in second pipeline, for being filtered to air outside the vehicle.
According to the second aspect of the disclosure, a kind of air intake control method of vehicle fuel battery is provided, the method includes：
Obtain the second air data of the first air data and the outer air of vehicle of in-vehicle air, wherein first air
Data include the temperature and/or humidity of the in-vehicle air, second air data include the outer air of the vehicle temperature and/
Or humidity；
According at least to first air data and second air data, the car into fuel cell is adjusted
The air inflow of air and the outer air of the vehicle.
Optionally, described according at least to first air data and second air data, it adjusts and enters fuel electricity
The air inflow of the in-vehicle air in pond and the outer air of the vehicle, including：
Determine the target gas data needed for the fuel cell, the target gas data include target temperature and/or
Target humidity；
When the target gas data are from first air data and different second air data, according to institute
Target gas data, first air data and second air data are stated, is determined outside the in-vehicle air and the vehicle
The target mix ratio example of air；
According to the aperture of the target mix ratio example control valve, enter the described interior empty of the fuel cell to adjust
The air inflow of gas and the outer air of the vehicle.
Optionally, the method further includes：
The third air data of the fuel battery inside is obtained, the third air data includes in the fuel cell
The Current Temperatures and/or current humidity in portion；
Target gas data needed for the determination fuel cell, including：
The target gas data are determined according to the third air data.
Optionally, described according to the target gas data, first air data and second air data, lead to
Following formula is crossed, determines the target mix ratio example of the in-vehicle air and the outer air of the vehicle：
Wherein, TcIndicate the target gas data；
M1Indicate the quality of the in-vehicle air；
M2Indicate the quality of the outer air of the vehicle；
T1Indicate first air data；
T2Indicate second air data；
M1:M2Indicate the target mix ratio example.
According to the third aspect of the disclosure, a kind of vehicle fuel battery is provided, the vehicle fuel battery includes：
The gas handling system of any of the above-described vehicle fuel battery.
According to the fourth aspect of the disclosure, a kind of vehicle is provided, the vehicle includes：
Fuel cell；And
The gas handling system of any of the above-described vehicle fuel battery.
It in the above-mentioned technical solutions, can be by controlling the air inflow of air outside in-vehicle air and vehicle, to be fired to entering
Expect that the temperature and humidity of the air of battery is adjusted so that the air for entering fuel cell is the sky for being suitble to operation of fuel cells
Gas not only can effectively improve the working performance and working efficiency of fuel cell, but also can effectively extend the use longevity of fuel cell
Life.In addition, by outside in-vehicle air and vehicle air mixing with control enter fuel cell air can also effectively save vehicle
Cost.
Other feature and advantage of the disclosure will be described in detail in subsequent specific embodiment part.
Description of the drawings
Attached drawing is for providing further understanding of the disclosure, and a part for constitution instruction, with following tool
Body embodiment is used to explain the disclosure together, but does not constitute the limitation to the disclosure.In the accompanying drawings：
Fig. 1 is the schematic diagram of the gas handling system of the vehicle fuel battery provided according to an embodiment of the present disclosure；
Fig. 2 is the schematic diagram of the gas handling system of the vehicle fuel battery provided according to the another embodiment of the disclosure；
Fig. 3 is the schematic diagram of the gas handling system of the vehicle fuel battery provided according to the another embodiment of the disclosure；
Fig. 4 is the schematic diagram of the gas handling system of the vehicle fuel battery provided according to the another embodiment of the disclosure；
Fig. 5 is the schematic diagram of the gas handling system of the vehicle fuel battery provided according to the another embodiment of the disclosure；
Fig. 6 is the flow of the air intake control method of the vehicle fuel battery provided according to an embodiment of the present disclosure
Figure.
Reference sign
10 fuel cell, 20 air inlet pipeline
21 first pipeline, 22 second pipeline
30 control device, 41 first detection module
42 second detection module, 43 third detection module
50 valve, 51 first entrance
52 second entrances 53 export
61 first air quantity controller, 62 second air quantity controller
71 first filter, 72 second filter
Specific implementation mode
The specific implementation mode of the disclosure is described in detail below in conjunction with attached drawing.It should be understood that this place is retouched
The specific implementation mode stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
Fig. 1 is the schematic diagram of the gas handling system of the vehicle fuel battery provided according to an embodiment of the present disclosure.Such as
Shown in Fig. 1, the system comprises the air inlet pipeline 20 of fuel cell 10, the air inlet pipeline 20 includes：
First pipeline 21, first pipeline 21 are used for in-vehicle air air inlet；
Second pipeline 22, second pipeline 22 is for the outer air inlet of vehicle；
The system also includes：
Control device 30, the air inflow for controlling air outside the in-vehicle air and the vehicle.
When on-board air conditioner is run, in-vehicle air temperature and the temperature of the outer air of vehicle are generally different, the humidity of in-vehicle air
It is generally also differed with the humidity of air outside vehicle.Illustratively, in summer, when on-board air conditioner works, the humidity of in-vehicle air is general
Higher than the humidity of air outside vehicle, the temperature of in-vehicle air is generally below the temperature of the outer air of vehicle.And fuel cell is at work, into
Humidity or the temperature etc. for entering its internal air have larger impact to the working performance of fuel cell.If for example, into fuel electricity
When the humidity of the air in pond is too low, fuel cell can run bad, or even be difficult to start.Therefore, in the above-mentioned technical solutions, may be used
With by the air inflow for controlling air outside in-vehicle air and vehicle, to which the temperature and humidity of the air to entering fuel cell carries out
It adjusts so that the air for entering fuel cell is the air for being suitble to operation of fuel cells, both can effectively improve fuel cell
Working performance and working efficiency, and can effectively extend the service life of fuel cell.In addition, passing through in-vehicle air and vehicle outer space
Gas mixing with control enter fuel cell air can also effectively save integral vehicle cost.
As shown in Fig. 2, on the basis of Fig. 1, the system also includes：
First detection module 41, the second detection module 42, valve 50；
The first detection module 41 is set in first pipeline 21, for detecting in first pipeline 21
First air data of the in-vehicle air, first air data include the temperature and/or humidity of the in-vehicle air.Its
In, first detection module 41 can be a temperature sensor or a humidity sensor or a Temperature Humidity Sensor.
Second detection module 42 is set in second pipeline 22, for detecting in second pipeline 22
Second air data of the outer air of the vehicle, second air data include the temperature and/or humidity of the outer air of the vehicle.Its
In, the second detection module 42 can be a temperature sensor or a humidity sensor or a Temperature Humidity Sensor.
The valve 50 includes first entrance 51, second entrance 52 and outlet 53, and the first entrance 51 connects described the
The gas outlet of one pipeline 21, the second entrance 52 connects the gas outlet of second pipeline 22, described to export described in 53 connections
The air inlet of fuel cell.Illustratively, valve 50 can be two-position three way magnetic valve.
The control device 30, for according at least to described in first air data and second air data control
The aperture of valve 50, to adjust the air inflow of air outside the in-vehicle air and the vehicle.
Optionally, the control device 30 includes：
First determining module, for determining the target gas data needed for the fuel cell, the target gas data
Including target temperature and/or target humidity.
In one embodiment, the state of fuel cell and pair of optimum temperature can be determined by being tested in advance
It should be related to and the correspondence of the state of fuel cell and optimum humidity.Wherein it is possible to gradually be determined with preset temperature gradient
Optimum temperature gradually determines optimum humidity with preset moist gradient.Illustratively, preset temperature gradient can be 5 DEG C, preset
Moist gradient can be 5%RH.It therefore, can be according to the current state of fuel cell in fuel cell start-up or operation
Optimum temperature corresponding with the current state and/or optimum humidity are determined, to by the optimum temperature determined and/or most preferably warm
Degree is determined as target gas data.
Second determining module, in the target gas data and first air data and the second air number
According to it is equal different when, the target gas data determined according to first determining module, first air data and described the
Two air datas determine the target mix ratio example of the in-vehicle air and the outer air of the vehicle.
Optionally, second determining module is according to the target gas data, first air data and described
Two air datas determine the target mix ratio example of the in-vehicle air and the outer air of the vehicle by following formula：
Wherein, TcIndicate the target gas data；
M1Indicate the quality of the in-vehicle air；
M2Indicate the quality of the outer air of the vehicle；
T1Indicate first air data；
T2Indicate second air data；
M1:M2Indicate the target mix ratio example.
Wherein, M1:M2=(T2-Tc):(Tc-T1)。
In one embodiment, first air data is the temperature t1 of in-vehicle air, the second air data is vehicle outer space
The temperature t2 of gas, target gas data are target temperature t.At this point it is possible to according to above-mentioned formula, determine outside in-vehicle air and vehicle
The target mix ratio example M of air1:M2For (t2-t):(t-t1).
In another embodiment, first air data is the humidity h1 of in-vehicle air, the second air data is outside vehicle
The humidity h2 of air, target gas data are target humidity h.At this point it is possible to according to above-mentioned formula, in-vehicle air and vehicle are determined
The target mix ratio example M of outer air1:M2For (h2-h):(h-h1).
In another embodiment, first air data is the temperature t1 and humidity h1 of in-vehicle air, the second air number
According to the temperature t2 and humidity h2 for air outside vehicle, target gas data are target temperature t and target humidity h.At this point it is possible to respectively
The first mixed proportion is determined according to the temperature t2 and target temperature t of air outside the temperature t1 of in-vehicle air, vehicle, according to interior empty
The humidity h2 and target humidity h of the outer air of humidity h1, vehicle of gas determine the second mixed proportion.If the first mixed proportion with it is described
Second mixed proportion is identical, by it is therein any one be determined as the target mix ratio example.If the first mixed proportion is mixed with second
Composition and division in a proportion example is different, can select by it is therein any one be determined as the target mix ratio example, can also be by the average value of the two
It is determined as the target mix ratio example, the weighted average of the two can also be determined as to the target mix ratio example.Wherein,
The weight of one mixed proportion and the second mixed proportion can be pre-set, can also fuel cell temperature and humidity dynamic
It determines.It should be noted that above-mentioned realization method is merely illustrative realization method, the disclosure is not defined.
In another embodiment, the first air data is the temperature t1 of in-vehicle air, the second air data is the outer air of vehicle
Humidity h2.At this point it is possible to environment inside car humidity be determined as to the humidity h1 of the in-vehicle air in the first pipeline, by vehicle external environment
Temperature is determined as the temperature t2 of the air vehicle in the second pipeline Wai.Illustratively, can also to target temperature t and target humidity h into
Row is pre-set.It is if the first determining module only determines the optimum temperature needed for fuel cell, first determining module is true
The optimum temperature made is determined as the target temperature needed for fuel cell, and pre-set humidity is determined as needed for fuel cell
Target humidity.It later, can be according to the temperature t2 of air outside the temperature t1 of in-vehicle air, vehicle, humidity h1, the vehicle of in-vehicle air
The humidity h2 and target temperature t and target temperature h of outer air determine the target mix ratio example of in-vehicle air and the outer air of vehicle.Its
In, the realization method of the target mix ratio example of the outer air of in-vehicle air and vehicle is determined as detailed above, and details are not described herein.
It should be noted that when the first air data is the humidity h1 of in-vehicle air, the second air data is the outer air of vehicle
Temperature t2 or the first determining module when only determining the optimum humidity needed for fuel cell, realization method and institute above
State similar, details are not described herein.
Therefore, through the above technical solutions, the target mix ratio example of in-vehicle air and the outer air of vehicle can be accurately determined,
The air data of gained meets the air data needed for fuel cell after in-vehicle air is mixed with the outer air of vehicle, to improve fuel electricity
The working performance in pond provides safeguard.
Control module, the target mix ratio example for being determined according to second determining module control the valve
50 aperture.
It wherein, can be with needed for fuel cell after determining the target mix ratio example of air outside in-vehicle air and vehicle
Air quality determine the quality of the quality of in-vehicle air and the outer air of vehicle respectively.Later, it can be determined by following formula empty
The flow of gas：
Wherein, M indicates the quality of air；Q (t) indicates the flow of air.It, can be by after determining the flow of air
According to the aperture of the flow control valve 50, to adjust the air inflow of air outside in-vehicle air and vehicle, so that into fuel electricity
The air in pond meets the air requirements of fuel cell, to avoid the occurrence of enter fuel cell air be unfavorable for fuel cell work
The phenomenon that making and influencing the working performance of fuel cell effectively improves the working efficiency of fuel cell.It is also possible to effectively protect
Card promotes user experience using the fuel cell as the comfort level of the vehicle of power.
Optionally, when target gas data are identical as the first air data, control device 30 can control only to fuel
Battery 10 is passed through in-vehicle air；When target gas data are identical as the second air data, control device 30 can control only right
Fuel cell 10 is passed through the outer air of vehicle.
Optionally, as shown in figure 3, the system also includes：
Third detection module 43 is set to inside the fuel cell 10, for detecting inside the fuel cell 10
Third air data, the third air data include the Current Temperatures and/or current humidity inside the fuel cell 10.Its
In, third detection module 43 can be a temperature sensor or a humidity sensor or a Temperature Humidity Sensor.
First determining module is used to determine the target gas data according to the third air data.
Illustratively, hereinafter, by taking target gas data are target temperature as an example, third air data can be fuel cell 10
Internal Current Temperatures.The temperature that first air data is the temperature of in-vehicle air, the second air data is the outer air of vehicle.It is firing
When expecting start battery or operation, optimum temperature corresponding with the current state can be determined according to the current state of fuel cell.
At this point it is possible to be worked as according to the inside of the temperature of air outside the temperature of in-vehicle air, vehicle, fuel cell by closed loop control logic
Target temperature when optimum temperature dynamic adjustment in-vehicle air and the outer air of vehicle needed for preceding temperature and fuel cell mix.Example
Ground can determine the target temperature by PID Closed loop Controls.Wherein, PID Closed loop Controls are the prior art, herein
It repeats no more.
In the above-mentioned technical solutions, when determining the target gas data needed for the fuel cell, combustion has been fully considered
The present air data for expecting inside battery, so as to more accurately determine the target gas data needed for fuel cell,
So that being more suitable for the work of fuel cell into the mixing air of fuel cell, the work of fuel cell is further increased
Efficiency and performance.
Optionally, as shown in figure 4, the system also includes：
First air quantity controller 61, the second air quantity controller 62；
First air quantity controller 61 is set in first pipeline 21, for controlling the in-vehicle air
Air inflow；
Second air quantity controller 62 is set in second pipeline 22, for controlling air outside the vehicle
Air inflow；
The control device 30 is additionally operable to according to first air data and second air data control described the
The aperture of one air quantity controller 61；And second wind is controlled according to first air data and second air data
The aperture of amount control device 62.
In one embodiment, correspondence can be pre-set to the first air quantity controller 61 and the second air quantity controller 62
Aperture.Illustratively, aperture can be arranged according to the date is e.g. in the default aperture of summer, the first air quantity controller 61
The default aperture of A1, the second air quantity controller 62 are A2；In winter, the default aperture of the first air quantity controller 61 is B1,
The default aperture of second air quantity controller 62 is B2.Therefore, the target gas data needed for the fuel cell are empty less than first
Destiny according to when, control reduce the first air quantity controller 61 aperture, wherein can be according to the first air data and target gas
The ratio of the ratio-dependent target aperture and preset aperture of data, to control the first air quantity controller according to target aperture
61 aperture.The aperture of the first air quantity controller 61 can also be gradually reduced with predetermined gradient value.Meanwhile second Boiler pressure control
The control mode of the aperture of device 62 is identical as the control mode of aperture of the first air quantity controller 61, and details are not described herein.
In addition, the embodiment of above-mentioned control aperture is merely illustrative realization method, the disclosure is not defined.
It in another embodiment, can be according to first air data, second air data and target empty destiny
According to the target mix ratio example for determining air outside in-vehicle air and vehicle, may thereby determine that out in-vehicle air and the outer air of vehicle into
Tolerance, so as to control the aperture of the first air quantity controller 61 according to the air inflow of in-vehicle air, according to air outside vehicle
Air inflow controls the aperture of the second air quantity controller 62.Wherein it is determined that the target mix ratio example of in-vehicle air and the outer air of vehicle
Mode be described in detail above, details are not described herein.
It in the above-mentioned technical solutions, can be to in-vehicle air by the way that the first air quantity controller is arranged in the first pipeline
Air inflow controlled；It, can be to the air inflow of air outside vehicle by the way that the second air quantity controller is arranged in the second pipeline
It is controlled.Therefore, through the above scheme, the air inflow that in-vehicle air and the outer air of vehicle can be controlled respectively, so as to have
Effect ensures the air inflow of fuel cell, ensures the normal work of fuel cell.
Optionally, as shown in figure 5, the system also includes：
First filter 71, the second filter 72；
The first filter 71 is set in first pipeline 21, for being filtered to the in-vehicle air；
Second filter 72 is set in second pipeline 22, for being filtered to air outside the vehicle.
In this embodiment, by the way that air outside in-vehicle air and vehicle is passed directly into fuel cell, to be carried for fuel cell
For the air needed for it.Meanwhile by the way that first filter 71 is arranged in the first pipeline 21, the setting second in the second pipeline 22
Filter 72 can be filtered air outside the in-vehicle air and vehicle of entrance fuel battery inside, so as to effective air
In the influence to fuel battery performance of pernicious gas or impurity, service life when effectively extending the use of fuel cell.
The disclosure also provides a kind of air intake control method of vehicle fuel battery.Shown in Fig. 6, for according to one kind of the disclosure
The flow chart of the air intake control method for the vehicle fuel battery that embodiment provides, as shown in fig. 6, the method includes：
In S11, the second air data of the first air data and the outer air of vehicle of in-vehicle air is obtained, wherein described
First air data includes the temperature and/or humidity of the in-vehicle air, and second air data includes the outer air of the vehicle
Temperature and/or humidity；
In S12, according at least to the first air data and the second air data, the in-vehicle air into fuel cell is adjusted
With the air inflow of air outside vehicle.
Optionally, described according at least to first air data and second air data, it adjusts and enters the combustion
Expect the air inflow of the in-vehicle air and the outer air of the vehicle of battery, including：
Determine the target gas data needed for the fuel cell, the target gas data include target temperature and/or
Target humidity；
When the target gas data are from first air data and different second air data, according to institute
Target gas data, first air data and second air data are stated, is determined outside the in-vehicle air and the vehicle
The target mix ratio example of air；
According to the aperture of the target mix ratio example control valve, enter the described interior empty of the fuel cell to adjust
The air inflow of gas and the outer air of the vehicle.
Optionally, the method further includes：
The third air data of the fuel battery inside is obtained, the third air data includes in the fuel cell
The Current Temperatures and/or current humidity in portion；
Target gas data needed for the determination fuel cell, including：
The target gas data are determined according to the third air data.
Optionally, described according to the target gas data, first air data and second air data, lead to
Following formula is crossed, determines the target mix ratio example of the in-vehicle air and the outer air of the vehicle：
Wherein, TcIndicate the target gas data；
M1Indicate the quality of the in-vehicle air；
M2Indicate the quality of the outer air of the vehicle；
T1Indicate first air data；
T2Indicate second air data；
M1:M2Indicate the target mix ratio example.
About the method in above-described embodiment, wherein the concrete mode of each step is in the embodiment in relation to the system
In be described in detail, explanation will be not set forth in detail herein.
The disclosure also provides a kind of vehicle fuel battery, and the vehicle fuel battery includes：
The gas handling system of any of the above-described vehicle fuel battery.
The disclosure also provides a kind of vehicle, and the vehicle includes：
Fuel cell；And
The gas handling system of any of the above-described vehicle fuel battery.
The preferred embodiment of the disclosure is described in detail above in association with attached drawing, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure
Monotropic type, these simple variants belong to the protection domain of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the disclosure to it is various can
The combination of energy no longer separately illustrates.
In addition, arbitrary combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought equally should be considered as disclosure disclosure of that.
Claims (13)
1. a kind of gas handling system of vehicle fuel battery, the system comprises the air inlet pipeline of fuel cell (10) (20), special
Sign is that the air inlet pipeline (20) includes：
First pipeline (21), first pipeline (21) are used for in-vehicle air air inlet；
Second pipeline (22), second pipeline (22) is for the outer air inlet of vehicle；
The system also includes：
Control device (30), the air inflow for controlling air outside the in-vehicle air and the vehicle.
2. system according to claim 1, which is characterized in that the system also includes：
First detection module (41), the second detection module (42), valve (50)；
The first detection module (41) is set in first pipeline (21), for detecting in first pipeline (21)
The in-vehicle air the first air data, first air data includes the temperature and/or humidity of the in-vehicle air；
Second detection module (42) is set in second pipeline (22), for detecting in second pipeline (22)
The outer air of the vehicle the second air data, second air data includes the temperature and/or humidity of the outer air of the vehicle；
The valve (50) includes first entrance (51), second entrance (52) and outlet (53), first entrance (51) connection
The gas outlet of first pipeline (21), the second entrance (52) connect the gas outlet of second pipeline (22), it is described go out
Mouth (53) connects the air inlet of the fuel cell；
The control device (30), for controlling the valve according at least to first air data and second air data
The aperture of door (50), to adjust the air inflow of air outside the in-vehicle air and the vehicle.
3. system according to claim 2, which is characterized in that the control device (30) includes：
First determining module, for determining that the target gas data needed for the fuel cell, the target gas data include
Target temperature and/or target humidity；
Second determining module, for equal in the target gas data and first air data and second air data
When different, target gas data, first air data and second sky determined according to first determining module
Destiny evidence determines the target mix ratio example of the in-vehicle air and the outer air of the vehicle；
Control module, the target mix ratio example for being determined according to second determining module control the valve (50)
Aperture.
4. system according to claim 3, which is characterized in that the system also includes：
Third detection module (43) is set to the fuel cell (10) inside, internal for detecting the fuel cell (10)
Third air data, the third air data includes the internal Current Temperatures of the fuel cell (10) and/or current wet
Degree；
First determining module is used to determine the target gas data according to the third air data.
5. system according to claim 3 or 4, which is characterized in that second determining module is according to the target gas
Data, first air data and second air data determine the in-vehicle air and the vehicle by following formula
The target mix ratio example of outer air：
Wherein, TcIndicate the target gas data；
M1Indicate the quality of the in-vehicle air；
M2Indicate the quality of the outer air of the vehicle；
T1Indicate first air data；
T2Indicate second air data；
M1:M2Indicate the target mix ratio example.
6. system according to claim 2, which is characterized in that the system also includes：
First air quantity controller (61), the second air quantity controller (62)；
First air quantity controller (61) is set in first pipeline (21), for controlling the in-vehicle air
Air inflow；
Second air quantity controller (62) is set in second pipeline (22), for controlling air outside the vehicle
Air inflow；
The control device (30) is additionally operable to according to first air data and second air data control described first
The aperture of air quantity controller (61)；And second wind is controlled according to first air data and second air data
The aperture of amount control device (62).
7. system according to claim 1, which is characterized in that the system also includes：
First filter (71), the second filter (72)；
The first filter (71) is set in first pipeline (21), for being filtered to the in-vehicle air；
Second filter (72) is set in second pipeline (22), for being filtered to air outside the vehicle.
8. a kind of air intake control method of vehicle fuel battery, which is characterized in that the method includes：
Obtain the second air data of the first air data and the outer air of vehicle of in-vehicle air, wherein first air data
Temperature including the in-vehicle air and/or humidity, second air data include the temperature of the outer air of the vehicle and/or wet
Degree；
According at least to first air data and second air data, the in-vehicle air into fuel cell is adjusted
With the air inflow of air outside the vehicle.
9. according to the method described in claim 8, it is characterized in that, described according at least to first air data and described
Two air datas adjust the air inflow into the in-vehicle air of fuel cell and the outer air of the vehicle, including：
Determine that the target gas data needed for the fuel cell, the target gas data include target temperature and/or target
Humidity；
When the target gas data are from first air data and different second air data, according to the mesh
Air data, first air data and second air data are marked, determines the in-vehicle air and the outer air of the vehicle
Target mix ratio example；
According to the aperture of the target mix ratio example control valve, with adjust enter the fuel cell the in-vehicle air and
The air inflow of the outer air of the vehicle.
10. according to the method described in claim 9, it is characterized in that, the method further includes：
The third air data of the fuel battery inside is obtained, the third air data includes the fuel battery inside
Current Temperatures and/or current humidity；
Target gas data needed for the determination fuel cell, including：
The target gas data are determined according to the third air data.
11. method according to claim 9 or 10, which is characterized in that it is described according to the target gas data, described
One air data and second air data determine the mesh of the in-vehicle air and the outer air of the vehicle by following formula
Mark mixed proportion：
Wherein, TcIndicate the target gas data；
M1Indicate the quality of the in-vehicle air；
M2Indicate the quality of the outer air of the vehicle；
T1Indicate first air data；
T2Indicate second air data；
M1:M2Indicate the target mix ratio example.
12. a kind of vehicle fuel battery, which is characterized in that the vehicle fuel battery includes：
The gas handling system of vehicle fuel battery described in any one of claim 1-7.
13. a kind of vehicle, which is characterized in that the vehicle includes：
Fuel cell；And
The gas handling system of vehicle fuel battery described in any one of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810344314.1A CN108615913A (en) | 2018-04-17 | 2018-04-17 | Gas handling system, control method, fuel cell and the vehicle of vehicle fuel battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810344314.1A CN108615913A (en) | 2018-04-17 | 2018-04-17 | Gas handling system, control method, fuel cell and the vehicle of vehicle fuel battery |
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Application publication date: 20181002 |