CN108321413A - A kind of on-vehicle fuel Hydrogen Controlling Device - Google Patents
A kind of on-vehicle fuel Hydrogen Controlling Device Download PDFInfo
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- CN108321413A CN108321413A CN201810306588.1A CN201810306588A CN108321413A CN 108321413 A CN108321413 A CN 108321413A CN 201810306588 A CN201810306588 A CN 201810306588A CN 108321413 A CN108321413 A CN 108321413A
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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
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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
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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
- H01M8/0438—Pressure; Ambient pressure; Flow
- H01M8/04388—Pressure; Ambient pressure; Flow of anode reactants at the inlet or inside the fuel cell
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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
- H01M8/0444—Concentration; Density
- H01M8/04447—Concentration; Density of anode reactants at the inlet or inside the fuel cell
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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
- H01M8/04791—Concentration; Density
- H01M8/04798—Concentration; Density of fuel cell reactants
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Chemical Kinetics & Catalysis (AREA)
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- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
The present invention provides a kind of on-vehicle fuel Hydrogen Controlling Device, including hydrogen storage module, fuel cell pile, control module, proportioning valve, first pressure sensor and at least one hydrogen gas concentration sensor；Hydrogen storage module is connect with fuel cell pile；Proportioning valve is set between hydrogen storage module and fuel cell pile, and is connect with control module；First pressure sensor is set between proportioning valve and fuel cell pile, and is connect with control module；At least one hydrogen gas concentration sensor is connect with control module, for detecting the density of hydrogen between density of hydrogen and/or hydrogen storage module and the fuel cell pile on the outside of the density of hydrogen and/or fuel cell pile on the outside of hydrogen storage module, and is sent to control module.The present invention, which realizes, realizes on-vehicle fuel hydrogen automation control, and safe.
Description
Technical field
The present invention relates to fuel cell field more particularly to a kind of on-vehicle fuel Hydrogen Controlling Devices.
Background technology
With the development of clean energy resource, fuel cell becomes the power supply mode of more and more electronic products, hydrogen fuel cell
It is one such, can be used for powering for vehicle.
Hydrogen fuel cell refers to hydrogen and the device that chemical reaction produces electricl energy occurs for oxygen, in Vehicular system, in order to
The size of control output electric energy, needs the Hydrogen Vapor Pressure to inputting fuel cell pile to control, therefore to onboard fuel electricity
The automation control of pond Hydrogen Vapor Pressure and its safety are particularly important.
However, existing on-vehicle fuel Hydrogen Controlling Device will input to fuel cell electricity using second depressurized valve
The Hydrogen Vapor Pressure of heap is set in a fixed value, can not be according to the operating status adjust automatically Hydrogen Vapor Pressure value of vehicle motor.
In addition, safety detection mechanism is not arranged in existing on-vehicle fuel Hydrogen Controlling Device, cause its safety poor.
Invention content
The present invention provides a kind of on-vehicle fuel Hydrogen Controlling Devices, realize the automation control of on-vehicle fuel hydrogen
System, and it is safe.
An embodiment of the present invention provides a kind of on-vehicle fuel Hydrogen Controlling Device, including hydrogen storage module, fuel cells
Pile, control module, proportioning valve, first pressure sensor and at least one hydrogen gas concentration sensor；
The hydrogen storage module is connect with the fuel cell pile, for storing hydrogen, and exports the hydrogen to described
Fuel cell pile；
The proportioning valve is set between the hydrogen storage module and the fuel cell pile, and is connected with the control module
It connects, the pressure value for controlling the hydrogen exported from the proportioning valve；
The first pressure sensor is set between the proportioning valve and the fuel cell pile, and with the control
Module connects, the pressure value for detecting the hydrogen exported from the proportioning valve, and described will be exported from the proportioning valve
The pressure value of hydrogen be sent to the control module；
The control module, pressure value and preset pressure value for the relatively described hydrogen exported from the proportioning valve
Size generates first control signal, sends the first control signal to the proportioning valve, so that proportioning valve adjustment is beaten
Angle of release degree；
At least one hydrogen gas concentration sensor is connect with the control module, for detecting on the outside of the hydrogen storage module
Density of hydrogen and/or the fuel cell pile on the outside of density of hydrogen and/or the hydrogen storage module and the fuel electricity
Density of hydrogen between the pile of pond, and it is sent to the control module.
Optionally, which further includes pressure reducing valve；
The pressure reducing valve is set between the hydrogen storage module and the proportioning valve, for reducing the input proportioning valve
Hydrogen Vapor Pressure value.
Optionally, which further includes first pressure gauge；
The first pressure gauge, pressure value and display for detecting the hydrogen exported from the pressure reducing valve.
Optionally, which further includes the first solenoid valve, the first solenoid valve setting
Between the first pressure sensor and the fuel cell pile；
The control module is connect with first solenoid valve, and the control module is additionally operable to generate third control signal simultaneously
It is handed down to first solenoid valve, the third control signal is used to indicate the first solenoid valve open or close.
Optionally, which further includes second pressure sensor；
The second pressure sensor is set between first solenoid valve and the fuel cell pile, and with it is described
Control module connects, the pressure value for detecting the hydrogen for inputting the fuel cell pile, and sends the input combustion
Expect the pressure value of the hydrogen of battery stack to the control module.
Optionally, which further includes second solenoid valve；
The fuel cell pile includes tail gas output end, for outwardly emission, the second solenoid valve setting
In the tail gas output end；
The control module is connect with the second solenoid valve, and the control module is additionally operable to generate the 4th control signal simultaneously
It is handed down to the second solenoid valve, the 4th control signal is used to indicate the second solenoid valve open or close.
Optionally, which further includes fuel cell supplementary module；
The fuel cell supplementary module is all connected with the control module and the fuel cell pile, for assisting
State fuel cell pile operation.
Optionally, which further includes display module；
The display module is connect with the control module, for showing the on-vehicle fuel Hydrogen Controlling Device
Status information.
Optionally, the hydrogen storage module specifically includes third pressure sensor；
The third pressure sensor is connect with the control module, for detecting the hydrogen content of the hydrogen storage module simultaneously
It is sent to the control module.
Optionally, which further includes second pressure gauge；
The second pressure gauge, pressure value and display for detecting the hydrogen exported from the proportioning valve.
An embodiment of the present invention provides a kind of on-vehicle fuel Hydrogen Controlling Devices, by the way that hydrogen storage module and fuel is arranged
Battery stack connects, and realizes storage hydrogen, and export hydrogen to fuel cell pile；By the way that proportioning valve is set to hydrogen storage mould
It between block and fuel cell pile, and is connect with control module, first pressure sensor is set to proportioning valve and fuel cell
It between pile, and is connect with control module, realizes the Hydrogen Vapor Pressure value of detection ratio valve output, and the hydrogen that proportioning valve is exported
Air pressure force value is sent to control module, Hydrogen Vapor Pressure value that control module is exported by comparing proportioning valve and preset pressure value it is big
It is small, first control signal is generated, and send first control signal to proportioning valve, so that proportioning valve adjusts its open angle, from
And the pressure value of the hydrogen of proportioning valve output is controlled, the Hydrogen Vapor Pressure value of adjustment input fuel cell pile；By being arranged at least
It one hydrogen gas concentration sensor and is connect with control module, realizes and monitor in real time near vehicle-mounted fuel cell hydrogen control device
Density of hydrogen, ensure hydrogen use during safety.The present invention solves existing vehicle and controls dress in fuel cell hydrogen
Hydrogen Vapor Pressure value can not be automatically adjusted according to the operating status of vehicle motor by setting, and the problem of safety difference, be realized
On-vehicle fuel hydrogen automation control, and it is safe.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram for on-vehicle fuel Hydrogen Controlling Device that the embodiment of the present invention one provides；
Fig. 2 is a kind of structural schematic diagram for on-vehicle fuel Hydrogen Controlling Device that the embodiment of the present invention three provides；
Fig. 3 is a kind of on-vehicle fuel hydrogen autocontrol method flow chart provided in an embodiment of the present invention；
Fig. 4 is a kind of on-vehicle fuel method of controlling security flow chart provided in an embodiment of the present invention.
Specific implementation mode
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limitation of the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Embodiment one
Fig. 1 is a kind of structural schematic diagram for on-vehicle fuel Hydrogen Controlling Device that the embodiment of the present invention one provides, ginseng
See Fig. 1, which includes hydrogen storage module 110, fuel cell pile 120, control module 130,
(wherein, Fig. 1 is with onboard fuel electricity for proportioning valve 140, first pressure sensor 150 and at least one hydrogen gas concentration sensor 160
Pond Hydrogen Controlling Device includes being drawn for two hydrogen gas concentration sensors 160, is respectively labeled as 160-1 and 160-
2)；Hydrogen storage module 110 is connect with fuel cell pile 120, for storing hydrogen, and exports hydrogen to fuel cell pile 120；
Proportioning valve 140 is set between hydrogen storage module 110 and fuel cell pile 120, and is connect with control module 130, for controlling
The pressure value of the hydrogen exported from proportioning valve 140；First pressure sensor 150 is set to proportioning valve 140 and fuel cell pile
It between 120, and is connect with control module 130, the pressure value for detecting the hydrogen exported from proportioning valve 140, and will be from ratio
The pressure value for the hydrogen that valve 140 exports is sent to control module 130；Control module 130 is used to compare to export from proportioning valve 140
The pressure value of hydrogen and the size of preset pressure value, generation first control signal, transmission first control signal to proportioning valve 140,
So that proportioning valve 140 adjusts open angle；At least one hydrogen gas concentration sensor 160 is connect with control module 130, for examining
Survey the density of hydrogen and/or hydrogen storage module in 120 outside of density of hydrogen and/or fuel cell pile in 110 outside of hydrogen storage module
Density of hydrogen between 110 and fuel cell pile 120, and it is sent to control module 130..
Wherein, fuel cell pile 120 includes multiple fuel cells, using hydrogen as fuel, with oxygen by electrification
It learns to produce electricl energy after reacting and power for vehicle motor, specifically, the amount of the hydrogen of input fuel cell pile 120 is more, combustion
Expect that the electric energy that battery stack 120 generates is bigger, in the on-vehicle fuel Hydrogen Controlling Device of same specification, the pressure of hydrogen
Value is bigger, then it represents that the amounts of hydrogen of input fuel cell pile 120 is more.
When vehicle motor is needed with a certain Power operation, in order to meet the needs of engine runs power and avoid energy
Source wastes, and fuel cell pile 120, which can generate, is just met for the electricity that present engine operation power needs, which corresponds to
It needs to input the pressure value of the hydrogen of fuel cell pile 120 to be preset pressure value, which is controlling
In molding block 130.
Optionally, hydrogen storage is set to by piping connection, proportioning valve between hydrogen storage module 110 and fuel cell pile 120
On pipeline between module 110 and fuel cell pile 120, first pressure sensor 150 is set to proportioning valve 140 and fuel electricity
On pipeline between pond pile 120.
Optionally, hydrogen gas concentration sensor 160 is set to the outside of hydrogen storage module 110, is at a distance from hydrogen storage module 110
It is 0cm~20cm at a distance from the outside of 0cm~20cm and/or fuel cell pile 120, with fuel cell pile 120, and/or
Any position of connecting line between hydrogen storage module 110 and fuel cell pile 120 is 0cm at a distance from connecting line
~20cm.The position being arranged according to hydrogen gas concentration sensor 160 is different, each hydrogen gas concentration sensor 160 correspondence one is dense
Threshold value is spent, which is stored in advance in control module 130.In Fig. 1, illustratively, hydrogen gas concentration sensor 160-1
It is set to 110 outside of hydrogen storage module, hydrogen gas concentration sensor 160-2 is set to 120 outside of fuel cell pile, this is only this hair
A bright specific example rather than limitation of the present invention.
It is further alternative, as shown in Figure 1, when hydrogen gas concentration sensor 160 is set to the outside of hydrogen storage module 110 simultaneously
When with the outside of fuel cell pile 120, in order to ensure the accuracy of monitoring result, hydrogen gas concentration sensor 160-1 and hydrogen storage
The distance between module 110 can be equal to the distance between hydrogen gas concentration sensor 160-2 and fuel cell pile 120.
It will also be appreciated that hydrogen gas concentration sensor 160 can also be directly arranged on the shell of hydrogen storage module 110,
And/or on the shell of fuel cell pile 120, the present invention is not specifically limited this.
The operation principle of the on-vehicle fuel Hydrogen Controlling Device is：It is exemplary after vehicle motor brings into operation
Ground, it is P1 that current vehicle engine, which runs the preset pressure value under power, and preset pressure value P1 is stored in control module 130
In；Hydrogen storage module 110 exports the hydrogen of storage to fuel cell pile 120, first pressure sensor by proportioning valve 140
The pressure value of the hydrogen of 150 detection ratio valves 140 output, illustratively, the pressure for the hydrogen that first pressure sensor 150 detects
Force value is P2, and by 2 input control module 130 of pressure value P；Control module 130 compares the hydrogen exported from proportioning valve 140
The size of pressure value P 2 and preset pressure value P1 generates first control signal, so that proportioning valve 140 adjusts open angle, shows
Example property, if P2=P1, control module 130 generates first control signal " keeping current angular " and is sent to proportioning valve 140,
Proportioning valve 140 keeps current open angle constant；If P2 ＞ P1, generates first control signal " reducing 10 ° " and be sent to ratio
Example valve 140, proportioning valve 140 adjust its open angle and reduce 10 °, at this point, the pressure value of the hydrogen of input fuel cell pile 120
Become smaller, then first pressure sensor 150 continues the pressure value of the hydrogen of 140 output of detection ratio valve, until P2 is equal with P1
Until；If P2 ＞ P1, first control signal " increasing by 10 ° " is generated, the course of work is similar with the above process, no longer superfluous herein
It states.
After on-vehicle fuel Hydrogen Controlling Device brings into operation, illustratively, hydrogen gas concentration sensor 160-1 is corresponded to
Density of hydrogen threshold value be D1, the corresponding density of hydrogen threshold values of hydrogen gas concentration sensor 160-2 be D2, and concentration threshold D1 and
D2 is respectively stored in control module 130, and the hydrogen that hydrogen gas concentration sensor 160-1 is acquired in real time around hydrogen storage module 110 is dense
Angle value C1 is simultaneously sent to control module 130, and hydrogen gas concentration sensor 160-2 acquires the hydrogen around fuel cell pile 120 in real time
Gas concentration value C2 is simultaneously sent to control module 130, if C1 ＞ D1 or C2 ＞ D2, illustrate there are problems that hydrogen gas leakage, control
The control on-vehicle fuel Hydrogen Controlling Device of module 130 is out of service, and otherwise, on-vehicle fuel Hydrogen Controlling Device continues
Operation.
On-vehicle fuel Hydrogen Controlling Device provided in an embodiment of the present invention, by the way that hydrogen storage module 110 and fuel is arranged
Battery stack 120 connects, and realizes storage hydrogen, and export hydrogen to fuel cell pile 120；By the way that proportioning valve 140 is set
It is placed between hydrogen storage module 110 and fuel cell pile 120, and is connect with control module 130, by first pressure sensor 150
It is set between proportioning valve 140 and fuel cell pile 120, and is connect with control module 130, realize detection ratio valve 140
The Hydrogen Vapor Pressure value of output, control module 130 by comparing proportioning valve 140 export Hydrogen Vapor Pressure value and preset pressure value it is big
It is small, first control signal is generated, and send first control signal to proportioning valve 140, so that proportioning valve 140 adjusts its opening angle
Degree, the pressure value of the hydrogen exported so as to adjust proportioning valve 140 is until equal with preset pressure value；By the way that at least one hydrogen is arranged
It gas concentration sensor 160 and is connect with control module 130, realizes and monitor in real time near vehicle-mounted fuel cell hydrogen control device
Density of hydrogen, ensure hydrogen use during safety.The present invention solves existing vehicle and controls dress in fuel cell hydrogen
Hydrogen Vapor Pressure value can not be automatically adjusted according to the operating status of vehicle motor by setting, and the problem of safety difference, be realized
On-vehicle fuel hydrogen automation control, and it is safe.
It should be noted that control module 130 is chosen as microcontroller, programmable logic device etc., optionally, control module
130 use the microcontroller of MC9S12XEQ512CAG models.
Embodiment two
Fig. 2 is a kind of structural schematic diagram for on-vehicle fuel Hydrogen Controlling Device that the embodiment of the present invention three provides, ginseng
See Fig. 2, on the basis of the various embodiments described above, optionally, which further includes the first electromagnetism
Valve 310, the first solenoid valve 310 are set between first pressure sensor 150 and fuel cell pile 120；Control module 130 with
First solenoid valve 310 connects, and control module 130 is additionally operable to generate third control signal and is handed down to the first solenoid valve 310, third
Control signal is used to indicate 310 open or close of the first solenoid valve.
In the present embodiment, third is generated by control module 130 and controls beating for signal control the first solenoid valve 310 of control
Opening or being closed can control whether hydrogen inputs fuel cell pile 120, when event occurs for on-vehicle fuel Hydrogen Controlling Device
When barrier, the first solenoid valve 310 is also used as protecting together into the last of fuel cell pile 120, avoids Hydrogen Vapor Pressure mistake
Height damages fuel cell pile.
Optionally, which further includes second pressure sensor 320；Second pressure senses
320 devices are set between the first solenoid valve 310 and fuel cell pile 120, and are connect with control module 130, defeated for detecting
Enter the pressure value of the hydrogen of fuel cell pile 120, and the pressure value for sending the hydrogen of input fuel cell pile 120 extremely controls
Module 130.
In the present embodiment, input fuel cell pile 120 can be checked in real time by the way that second pressure sensor 320 is arranged
Hydrogen pressure value whether with proportioning valve 140 export the pressure value of hydrogen it is consistent, further determine whether, there are failure, to keep away
Exempt from that Hydrogen Vapor Pressure is excessively high to damage fuel cell pile.
Optionally, which further includes second solenoid valve 330；Fuel cell pile 120
Including tail gas output end 121, for outwardly emission, second solenoid valve 330 to be set to tail gas output end 121；Control mould
Block 130 is connect with second solenoid valve 330, and control module 130 is additionally operable to generate the 4th control signal and is handed down to second solenoid valve
330, the 4th control signal is used to indicate 330 open or close of second solenoid valve.
In the present embodiment, by control module 130 generate the 4th control signal control second solenoid valve 330 opening or
Closure can control whether fuel cell pile 120 tail gas is discharged, further, can also be by adjusting second solenoid valve
The reaction time of hydrogen in the 330 FREQUENCY CONTROL fuel cell pile 120 being turned on and off.
Optionally, which further includes fuel cell supplementary module 340；Fuel cell is auxiliary
It helps module 340 to be all connected with control module 130 and fuel cell pile 120, is run for auxiliary fuel cell pile 120.
Illustratively, fuel cell supplementary module 340 may include oxygen supply unit, heat-sink unit, fuel cell pile list
Bulk voltage collecting unit and temperature collecting cell etc..Unit is supplied oxygen to be used under the control of control module 130 to fuel cell electricity
Heap 120 inputs oxygen, and whether heat-sink unit is used to be dissipated in the control fuel cell pile 120 of making decision of control module 130
Heat, fuel cell pile monomer voltage collecting unit for monitoring the voltage value of fuel cell pile monomer and being sent to control in real time
Molding block 130, temperature collecting cell for monitoring the temperature value of fuel cell pile 120 and being sent to control module 130 in real time.
Setting in this way can be with the normal operation of auxiliary fuel cell pile 120.
Optionally, hydrogen storage module 110 specifically includes third pressure sensor 350；Third pressure sensor 350 and control mould
Block 130 connects, and the hydrogen content for detecting hydrogen storage module 110 is simultaneously sent to control module 130.
In the present embodiment, it can in real time be monitored in hydrogen storage module 110 by setting third pressure sensor 350 and store hydrogen
The content of gas is simultaneously sent to control module 130, avoids due to engine operation exception caused by hydrogen storage deficiency.
Optionally, which further includes display module 360；Display module 360 and control
Module 130 connects, the status information for showing on-vehicle fuel Hydrogen Controlling Device.
Illustratively, the status information of on-vehicle fuel Hydrogen Controlling Device includes input fuel cell pile 120
Whether the pressure value of hydrogen the content of storage hydrogen and breaks down in hydrogen storage module 110.Setting in this way can be with
Personnel easy to use conveniently get information about the operating status of on-vehicle fuel Hydrogen Controlling Device.Optionally, onboard fuel
Battery Hydrogen Controlling Device shares a display module 360 with vehicle control device.
Optionally, which further includes pressure reducing valve 370；Pressure reducing valve 370 is set to hydrogen storage
Between module 110 and proportioning valve 140, the Hydrogen Vapor Pressure value for reducing input proportioning valve 140.Setting in this way can incite somebody to action
The pressure value for the hydrogen that hydrogen storage module 110 exports is reduced in the range of the Hydrogen Vapor Pressure value that proportioning valve 140 allows input, is ensured
The stabilization of 140 input pressure of proportioning valve.
Optionally, which further includes first pressure gauge 380 and second pressure gauge 390；
First pressure gauge 380 is used to detect pressure value and the display of the hydrogen exported from pressure reducing valve 350；Second pressure gauge 390 is for examining
Survey the pressure value of the hydrogen exported from proportioning valve 140 and display.Setting in this way can be such that staff directly observes
The pressure value of the hydrogen of the on-vehicle fuel Hydrogen Controlling Device main positions further increases on-vehicle fuel hydrogen control
The safety of device processed.
Embodiment three
Fig. 3 is a kind of on-vehicle fuel hydrogen autocontrol method flow chart provided in an embodiment of the present invention, this method
The on-vehicle fuel Hydrogen Controlling Device provided by the above-mentioned any embodiment of the present invention executes, and referring to Fig. 3, this method is specifically wrapped
Include following steps：
S410：The pressure value of hydrogen that first pressure sensor detection is exported from proportioning valve, and will be exported from proportioning valve
The pressure value P 2 of hydrogen is sent to control module；
S420：Control module calculates the difference of the pressure value P 2 and preset pressure value P1 of the hydrogen exported from proportioning valve, obtains
Error amount Δ P；
S430：Whether control module error in judgement value Δ P is equal to 0, if so, S460 is thened follow the steps, it is no to then follow the steps
S440；
S440：For control module according to the value of error amount Δ P, the open angle that proportioning valve is calculated increases or reduces X °,
And it is sent to proportioning valve；
Specifically, the adjustment amount that proportioning valve open angle is calculated in algorithm may be used in control module, optionally, use
PID (proportion-integral-derivative, proportional-integral-differential) algorithms are calculated according to the value of error amount Δ P
Show that the open angle of proportioning valve increases or reduces X °.
S450：Proportioning valve adjustment open angle increases or reduces X °, return to step S410；
S460：Control module sends control signal Ctrl to proportioning valve；
S470：Proportioning valve keeps current open angle.
Fig. 4 is a kind of on-vehicle fuel method of controlling security flow chart provided in an embodiment of the present invention, and this method is by this
The on-vehicle fuel Hydrogen Controlling Device that above-mentioned any embodiment provides is invented to execute, referring to Fig. 4, this method specifically include as
Lower step：
S510：First hydrogen gas concentration sensor acquires the density of hydrogen value C1 around hydrogen storage module and is sent to control in real time
Module；
S520：Control module compares the size of density of hydrogen value C1 and density of hydrogen threshold value D1；
S530：Judge whether density of hydrogen value C1 is more than density of hydrogen threshold value D1, if so, S570 is thened follow the steps, otherwise,
Execute step S510；
S540：Second hydrogen gas concentration sensor acquires the density of hydrogen value C2 around fuel cell pile and is sent in real time
Control module；
S550：Control module compares the size of density of hydrogen value C2 and density of hydrogen threshold value D2；
S560：Judge whether density of hydrogen value C2 is more than density of hydrogen threshold value D2, if so, S570 is thened follow the steps, otherwise,
Execute step S510；
It should be noted that step S540, step S550 and step S560 and step S510, step S520 and step S530
It is carried out at the same time.
S570：Turn off fuel cell pile；
Specifically, when monitoring that the density of hydrogen near on-vehicle fuel Hydrogen Controlling Device is more than concentration threshold,
It needs to close entire on-vehicle fuel Hydrogen Controlling Device and optionally turns off fuel cell pile first, this is because fuel
Battery stack is the power unit of vehicle, of high cost, therefore after breaking down, should turn off fuel cell pile first, avoid
Fuel cell pile is damaged.
S580：Open second solenoid valve；
Specifically, cannot exist under on-vehicle fuel Hydrogen Controlling Device closed state, in fuel cell pile surplus
Otherwise remaining hydrogen can reduce the service life of fuel cell pile.Therefore, optionally, after fuel cell pile shutdown, the second electricity is opened
Magnet valve, being provided in this way are fully discharged conducive to fuel cell pile remaining hydrogen, avoid reducing fuel cell pile
Service life.
S590：Close the first solenoid valve；
S610：Close proportioning valve；
S620：Close fuel cell supplementary module.
The embodiment of the present invention uses above-mentioned on-vehicle fuel hydrogen autocontrol method and method of controlling security, solves
Existing vehicle can not carry out certainly Hydrogen Vapor Pressure value according to the operating status of vehicle motor in fuel cell hydrogen control device
Dynamic adjustment, and the problem of safety difference, realize on-vehicle fuel hydrogen automation control, and safe.
Note that above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The present invention is not limited to specific embodiments described here, can carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out to the present invention by above example
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
May include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. a kind of on-vehicle fuel Hydrogen Controlling Device, which is characterized in that including hydrogen storage module, fuel cell pile, control
Module, proportioning valve, first pressure sensor and at least one hydrogen gas concentration sensor；
The hydrogen storage module is connect with the fuel cell pile, for storing hydrogen, and exports the hydrogen to the fuel
Battery stack；
The proportioning valve is set between the hydrogen storage module and the fuel cell pile, and is connect with the control module,
Pressure value for controlling the hydrogen exported from the proportioning valve；
The first pressure sensor is set between the proportioning valve and the fuel cell pile, and with the control module
Connection, the pressure value for detecting hydrogen export from the proportioning valve, and by the hydrogen from proportioning valve output
The pressure value of gas is sent to the control module；
The control module, for the relatively described hydrogen exported from the proportioning valve pressure value and preset pressure value it is big
It is small, first control signal is generated, sends the first control signal to the proportioning valve, so that proportioning valve adjustment is opened
Angle；
At least one hydrogen gas concentration sensor is connect with the control module, for detecting the hydrogen on the outside of the hydrogen storage module
Density of hydrogen and/or the hydrogen storage module on the outside of gas concentration and/or the fuel cell pile and fuel cell electricity
Density of hydrogen between heap, and it is sent to the control module.
2. on-vehicle fuel Hydrogen Controlling Device according to claim 1, which is characterized in that further include pressure reducing valve；
The pressure reducing valve is set between the hydrogen storage module and the proportioning valve, for reducing the hydrogen for inputting the proportioning valve
Pressure value.
3. on-vehicle fuel Hydrogen Controlling Device according to claim 2, which is characterized in that further include first pressure
Table；
The first pressure gauge, pressure value and display for detecting the hydrogen exported from the pressure reducing valve.
4. on-vehicle fuel Hydrogen Controlling Device according to claim 1, which is characterized in that further include the first electromagnetism
Valve, first solenoid valve are set between the first pressure sensor and the fuel cell pile；
The control module is connect with first solenoid valve, and the control module is additionally operable to generate third control signal and issue
To first solenoid valve, the third control signal is used to indicate the first solenoid valve open or close.
5. on-vehicle fuel Hydrogen Controlling Device according to claim 4, which is characterized in that further include that second pressure passes
Sensor；
The second pressure sensor is set between first solenoid valve and the fuel cell pile, and with the control
Module connects, the pressure value for detecting the hydrogen for inputting the fuel cell pile, and sends the input fuel electricity
The pressure value of the hydrogen of pond pile is to the control module.
6. on-vehicle fuel Hydrogen Controlling Device according to claim 1, which is characterized in that further include the second electromagnetism
Valve；
The fuel cell pile includes tail gas output end, for outwardly emission, the second solenoid valve to be set to institute
State tail gas output end；
The control module is connect with the second solenoid valve, and the control module is additionally operable to generate the 4th control signal and issue
To the second solenoid valve, the 4th control signal is used to indicate the second solenoid valve open or close.
7. on-vehicle fuel Hydrogen Controlling Device according to claim 1, which is characterized in that further include that fuel cell is auxiliary
Help module；
The fuel cell supplementary module is all connected with the control module and the fuel cell pile, for assisting the combustion
Expect battery stack operation.
8. on-vehicle fuel Hydrogen Controlling Device according to claim 1, which is characterized in that further include display module；
The display module is connect with the control module, the state for showing the on-vehicle fuel Hydrogen Controlling Device
Information.
9. on-vehicle fuel Hydrogen Controlling Device according to claim 1, which is characterized in that the hydrogen storage module is specific
Including third pressure sensor；
The third pressure sensor is connect with the control module, the hydrogen content for detecting the hydrogen storage module and transmission
To the control module.
10. on-vehicle fuel Hydrogen Controlling Device according to claim 1, which is characterized in that further include second pressure
Table；
The second pressure gauge, pressure value and display for detecting the hydrogen exported from the proportioning valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810306588.1A CN108321413A (en) | 2018-04-08 | 2018-04-08 | A kind of on-vehicle fuel Hydrogen Controlling Device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810306588.1A CN108321413A (en) | 2018-04-08 | 2018-04-08 | A kind of on-vehicle fuel Hydrogen Controlling Device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108321413A true CN108321413A (en) | 2018-07-24 |
Family
ID=62896861
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|---|---|---|---|
| CN201810306588.1A Pending CN108321413A (en) | 2018-04-08 | 2018-04-08 | A kind of on-vehicle fuel Hydrogen Controlling Device |
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Cited By (14)
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| CN109037728A (en) * | 2018-07-25 | 2018-12-18 | 浙江氢途科技有限公司 | A kind of high reliability fuel battery engines |
| CN109860663A (en) * | 2019-03-26 | 2019-06-07 | 一汽解放汽车有限公司 | A kind of hydrogen-feeding system at quick judgement hydrogen leak position |
| CN110959084A (en) * | 2017-07-25 | 2020-04-03 | 罗伯特·博世有限公司 | Proportional valve for controlling a gaseous medium |
| CN111129545A (en) * | 2019-12-28 | 2020-05-08 | 绍兴市上虞区理工高等研究院 | Vehicle fuel cell hydrogen supply circulation system and control method |
| CN111799490A (en) * | 2020-06-12 | 2020-10-20 | 上海发电设备成套设计研究院有限责任公司 | Dehydrogenation system of closed container |
| CN111834650A (en) * | 2020-07-24 | 2020-10-27 | 阳光电源股份有限公司 | Renewable energy hydrogen production and regeneration system and safety control method thereof |
| CN112092627A (en) * | 2020-08-14 | 2020-12-18 | 东风柳州汽车有限公司 | Automobile-used hydrogen leakage detection system |
| CN112687934A (en) * | 2020-12-17 | 2021-04-20 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Distributed marine fuel cell power generation module and safe working method thereof |
| CN113067019A (en) * | 2021-03-22 | 2021-07-02 | 永安行科技股份有限公司 | Fuel cell stack fault diagnosis method and system |
| CN113140755A (en) * | 2021-04-19 | 2021-07-20 | 绍兴学森能源科技有限公司 | Multi-stack fuel cell hydrogen supply system and control method thereof |
| CN114597457A (en) * | 2020-12-03 | 2022-06-07 | 中国科学院大连化学物理研究所 | Safety detection device and method for fuel cell system |
| CN114976122A (en) * | 2022-06-07 | 2022-08-30 | 武汉氢能与燃料电池产业技术研究院有限公司 | Reaction gas pressure control system and method for fuel cell |
| CN115036533A (en) * | 2022-06-10 | 2022-09-09 | 中国北方发动机研究所(天津) | Hydrogen supply device for fuel cell engine |
| CN116666691A (en) * | 2023-07-31 | 2023-08-29 | 北京科泰克科技有限责任公司 | Fuel cell vehicle-mounted hydrogen system and vehicle thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110959084A (en) * | 2017-07-25 | 2020-04-03 | 罗伯特·博世有限公司 | Proportional valve for controlling a gaseous medium |
| CN109037728B (en) * | 2018-07-25 | 2023-10-27 | 浙江氢途科技有限公司 | High-reliability fuel cell engine |
| CN109037728A (en) * | 2018-07-25 | 2018-12-18 | 浙江氢途科技有限公司 | A kind of high reliability fuel battery engines |
| CN109860663A (en) * | 2019-03-26 | 2019-06-07 | 一汽解放汽车有限公司 | A kind of hydrogen-feeding system at quick judgement hydrogen leak position |
| CN111129545A (en) * | 2019-12-28 | 2020-05-08 | 绍兴市上虞区理工高等研究院 | Vehicle fuel cell hydrogen supply circulation system and control method |
| CN111799490A (en) * | 2020-06-12 | 2020-10-20 | 上海发电设备成套设计研究院有限责任公司 | Dehydrogenation system of closed container |
| CN111834650B (en) * | 2020-07-24 | 2021-09-03 | 阳光电源股份有限公司 | Renewable energy hydrogen production and regeneration system and safety control method thereof |
| CN111834650A (en) * | 2020-07-24 | 2020-10-27 | 阳光电源股份有限公司 | Renewable energy hydrogen production and regeneration system and safety control method thereof |
| CN112092627A (en) * | 2020-08-14 | 2020-12-18 | 东风柳州汽车有限公司 | Automobile-used hydrogen leakage detection system |
| CN114597457A (en) * | 2020-12-03 | 2022-06-07 | 中国科学院大连化学物理研究所 | Safety detection device and method for fuel cell system |
| CN114597457B (en) * | 2020-12-03 | 2023-11-14 | 中国科学院大连化学物理研究所 | Safety detection device and method for fuel cell system |
| CN112687934B (en) * | 2020-12-17 | 2021-11-19 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Distributed marine fuel cell power generation module and safe working method thereof |
| CN112687934A (en) * | 2020-12-17 | 2021-04-20 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Distributed marine fuel cell power generation module and safe working method thereof |
| CN113067019A (en) * | 2021-03-22 | 2021-07-02 | 永安行科技股份有限公司 | Fuel cell stack fault diagnosis method and system |
| CN113140755A (en) * | 2021-04-19 | 2021-07-20 | 绍兴学森能源科技有限公司 | Multi-stack fuel cell hydrogen supply system and control method thereof |
| CN114976122A (en) * | 2022-06-07 | 2022-08-30 | 武汉氢能与燃料电池产业技术研究院有限公司 | Reaction gas pressure control system and method for fuel cell |
| CN114976122B (en) * | 2022-06-07 | 2024-03-12 | 武汉氢能与燃料电池产业技术研究院有限公司 | System and method for controlling reaction gas pressure of fuel cell |
| CN115036533A (en) * | 2022-06-10 | 2022-09-09 | 中国北方发动机研究所(天津) | Hydrogen supply device for fuel cell engine |
| CN116666691A (en) * | 2023-07-31 | 2023-08-29 | 北京科泰克科技有限责任公司 | Fuel cell vehicle-mounted hydrogen system and vehicle thereof |
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