CN107942258A - Fuel cell air inlet is than control system and fuel cell air intake control method - Google Patents
Fuel cell air inlet is than control system and fuel cell air intake control method Download PDFInfo
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- CN107942258A CN107942258A CN201711142849.2A CN201711142849A CN107942258A CN 107942258 A CN107942258 A CN 107942258A CN 201711142849 A CN201711142849 A CN 201711142849A CN 107942258 A CN107942258 A CN 107942258A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
- G01R31/3865—Arrangements for measuring battery or accumulator variables related to manufacture, e.g. testing after manufacture
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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
- H01M8/0438—Pressure; Ambient pressure; Flow
- H01M8/04395—Pressure; Ambient pressure; Flow of cathode reactants at the inlet or inside the fuel cell
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
- H01M8/04746—Pressure; Flow
- H01M8/04753—Pressure; Flow of fuel cell reactants
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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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- 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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- Life Sciences & Earth Sciences (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fuel Cell (AREA)
Abstract
The present invention relates to a kind of fuel cell air inlet than control system and fuel cell air intake control method, including hydrogen gas tank and nitrogen pot, the outlet of hydrogen gas tank and nitrogen pot passes through the inlet communication of pipeline and first flow controller, the outlet of first flow controller and the inlet communication of fuel cell pack;System further includes air compressor, and the outlet of air compressor passes through the inlet communication of pipeline and second flow controller, the outlet of second flow controller and the inlet communication of fuel cell pack;System further includes terminal control unit, and terminal control unit is used for the output quantity for controlling first flow controller and second flow controller.The system can be relatively stable measure fuel cell in the air inlet of negative and positive the two poles of the earth than the performance parameter under conditions of change, more comprehensively understand Performance data.And the fuel cell of this secondary design belongs to green energy resource, the product after test reaction only has the generation of water, without the generation of other pollutants.
Description
Technical field
The present invention relates to field of fuel cell technology, and in particular to a kind of fuel cell air inlet is than control system and fuel electricity
Pond air intake control method.
Background technology
Fuel cell is the electrochemical energy energy converter that a kind of chemical energy by fuel is converted into direct current.It is
21 century most promising new generation of green energy power system, the generation of nonstaining property product after it burns.Fuel cell
Need not charge, as long as provide fuel it produce electricl energy at once.The fuel source of fuel cell has very much, and does not have
Limitation.Because fuel cell and Carnot cycle need not be followed in transfer efficiency, it can after possess very high energy
Conversion ratio.Fuel cell can give any desired device to provide electric power, such as automobile, phone, and even we are lived
House can.Fuel cell has special advantage to low power equipment, it can continuously give equipment charge, from
And make it that the working time of equipment is effectively extended.In the case of equal volume and quality, fuel cell is than other
The energy of battery output is much higher.This is a big advantage for fuel cell.It is not of the same race according to the use of battery institute
The electrolyte of class, battery are broadly divided into alkaline fuel cell, phosphoric acid fuel cell, molten carbonate fuel cell, solid oxide
Five kinds of thing fuel cell and Proton Exchange Membrane Fuel Cells.Wherein electrochemical reaction is at the same time in Proton Exchange Membrane Fuel Cells
Occur in the both sides of film, during being measured to the parameter of fuel cell, the experiment for having to carry out it repeatedly is surveyed
It is fixed.Other influences of the unnecessary factor to measuring are reduced during measuring.It is to the purpose that it is measured
A most perfect operation operating mode is found to be a.
The content of the invention
The purpose of the present invention is:A kind of fuel cell air inlet is provided than control system and fuel cell air intake control method,
It can realize and air inlet ratio is controlled in intake process, so as to carry out the performance test of fuel cell.
To achieve the above object, the technical solution adopted by the present invention is:
Than control system, including hydrogen gas tank and nitrogen pot, the hydrogen gas tank and nitrogen pot go out for a kind of fuel cell air inlet
Mouthful by the inlet communication of pipeline and first flow controller, the outlet of the first flow controller and fuel cell pack into
Mouth connection;
System further includes air compressor, the outlet of the air compressor by pipeline and second flow controller into
Mouth connection, the outlet of the second flow controller and the inlet communication of fuel cell pack;
System further includes terminal control unit, and the terminal control unit is used to control first flow controller and second flow control
The output quantity of device processed.
Also there are following characteristics by the present invention:
The outlet of the first flow controller and the inlet communication of the first current divider, first current divider are provided with two
A outlet respectively with the import of fuel cell pack and the inlet communication of humidification device, the outlet of the second flow controller and the
The inlet communication of two current dividers, second current divider are provided with import and humidification of two outlets respectively with fuel cell pack and fill
The inlet communication put, the outlet of the humidification device and the inlet communication of fuel cell pack.
The fuel cell pack is also connected with cooling device, the cooling media outlet and fuel cell pack of the cooling device
The connection of cooling medium inlet, the cooling media outlet of the fuel cell pack connects with the cooling medium inlet of cooling device,
The cooling device is also connected with drainpipe.
The outlet of the hydrogen gas tank and nitrogen pot and two inlet communications of Three-direction rotary plug valve, the Three-direction rotary plug valve it is another
One outlet and the inlet communication of the first pressure reducing valve, the outlet of first pressure reducing valve and the inlet communication of first filter, institute
State outlet and the inlet communication of the first solenoid valve of first filter, the outlet of first solenoid valve and first flowmeter into
Mouth connection, the outlet of the first flowmeter and the inlet communication of first flow controller, the first filter are set respectively
First pressure sensor and second temperature sensor are equipped with, the terminal control unit is used to control the first current divider, three-way cock
The keying of valve, the first pressure reducing valve and the first solenoid valve.
Air compressor outlet and the inlet communication of shut-off valve, the outlet of the shut-off valve and the second pressure reducing valve into
Mouth connection, the outlet of second pressure reducing valve and the inlet communication of the second filter, the outlet and second of second filter
The inlet communication of solenoid valve, the outlet of the second solenoid valve and the inlet communication of second flowmeter, the second flowmeter
Outlet and the inlet communication of second flow controller, second filter are respectively arranged with second pressure sensor and second
Temperature sensor, the terminal control unit are used to control humidification device, shut-off valve and the second pressure reducing valve and second solenoid valve
Keying.
The outlet of the hydrogen gas tank and nitrogen pot is respectively arranged with solenoid valve, and the terminal control unit is used to control solenoid valve
Keying.
Compared with prior art, the technique effect that possesses of the present invention is:Using the present invention it will be seen that a kind of test is different
Air inflow than fuel cell stack system, method is comparatively safe, measure fuel cell that can be relatively stable negative and positive the two poles of the earth into
Gas more comprehensively understands Performance data than the performance parameter under conditions of change.And the fuel cell of this secondary design belongs to green
The energy, the product after test reaction only has the generation of water, without the generation of other pollutants.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention.
Embodiment
Fig. 1 will be combined as follows, and the present invention will be further described:
A kind of fuel cell air inlet is than control system, including hydrogen gas tank 10 and nitrogen pot 20, the hydrogen gas tank 10 and nitrogen
The outlet of tank 20 passes through the inlet communication of pipeline and first flow controller 30, the outlet and combustion of the first flow controller 30
Expect the inlet communication of battery pile 40;
System further includes air compressor 50, and the outlet of the air compressor 50 passes through pipeline and second flow controller
60 inlet communication, the outlet of the second flow controller 60 and the inlet communication of fuel cell pack 40;
System further includes terminal control unit 90, and the terminal control unit 90 is used to control first flow controller 30 and second
The output quantity of flow controller 60, terminal control unit 90 at this and first flow controller 30 and second flow controller 60 it
Between for electrical connection.
Further, the outlet of the first flow controller 30 and the inlet communication of the first current divider 31, described first
Current divider 31 be provided with two outlet respectively with the import of fuel cell pack 40 and the inlet communication of humidification device 70, described second
The outlet of flow controller 60 and the inlet communication of the second current divider 61, second current divider 61 are provided with two outlet difference
The inlet communication of import and humidification device 70 with fuel cell pack 40, outlet and the fuel cell pack 40 of the humidification device 70
Inlet communication;
When needing wet operations, terminal control unit 90 controls the first current divider 31 and the second current divider 61, flows a gas through
Humidification device 70 is controlled humidity, and into fuel cell pack 40, gas is after fuel cell pack 40 fully reaction, through supercooling
But device 80 carries out steam separation, and water will be discharged via drainpipe 81.Whole operation system is using the anti-of terminal control
Feedback is adjusted, and instruction is sent via terminal control unit 90, and in the case where experimental data is stablized, data feedback returns terminal control unit
90, and its data is analyzed and recorded.
Closer, the fuel cell pack 40 is also connected with cooling device 80, and the cooling of the cooling device 80 is situated between
Matter outlet is connected with the cooling medium inlet of fuel cell pack 40, and cooling media outlet and the cooling of the fuel cell pack 40 fill
80 cooling medium inlet connection is put, the cooling device 80 is also connected with drainpipe 81;
Above-mentioned gas carries out steam separation after fuel cell pack 40 fully reaction, through apparatus for supercooling 80, and water will
Discharged via drainpipe 81.
Specifically, the outlet of the hydrogen gas tank 10 and nitrogen pot 20 and two inlet communications of Three-direction rotary plug valve 32, it is described
Another outlet of Three-direction rotary plug valve 32 and the inlet communication of the first pressure reducing valve 33, the outlet and first of first pressure reducing valve 33
The inlet communication of filter 34, the outlet of the first filter 34 and the inlet communication of the first solenoid valve 35, first electricity
The outlet of magnet valve 35 and the inlet communication of first flowmeter 38, outlet and the first flow controller 30 of the first flowmeter 38
Inlet communication, the first filter 34 is respectively arranged with first pressure sensor 36 and second temperature sensor 37, institute
State terminal control unit 90 be used for control the first current divider 31, Three-direction rotary plug valve 32, the first pressure reducing valve 33 and the first solenoid valve 35
Keying;90 and first current divider 31 of terminal control unit, Three-direction rotary plug valve 32, the first pressure reducing valve 33 and first electromagnetism
It is electrical connection between valve 35.
Specifically, the air compressor 50 outlet and the inlet communication of shut-off valve 51, the outlet of the shut-off valve 51 with
The inlet communication of second pressure reducing valve 52, outlet and the inlet communication of the second filter 53 of second pressure reducing valve 52, described the
The outlet of tow filtrator 53 and the inlet communication of second solenoid valve 54, outlet and the second flowmeter 55 of the second solenoid valve 54
Inlet communication, the outlet of the second flowmeter 55 and the inlet communication of second flow controller 60, second filter
53 are respectively arranged with second pressure sensor 56 and second temperature sensor 57, and the terminal control unit 90 is used to control humidifies
The keying of device 70,51 and second pressure reducing valve 52 of shut-off valve and second solenoid valve 54;The terminal control unit 90 is with adding
It is electrical connection between wet device 70,51 and second pressure reducing valve 52 of shut-off valve and second solenoid valve 54.
Preferably, the outlet of the hydrogen gas tank 10 and nitrogen pot 20 is respectively arranged with solenoid valve, the terminal control unit 90
For controlling the keying of solenoid valve.
During practical operation, during if there is some abnormal conditions, terminal control unit 90 will control nitrogen pot 20
Solenoid valve open release nitrogen, and the solenoid valve of hydrogen gas tank 10 is closed, so that the hydrogen in gas passage all be discharged,
To facilitate the safety inspection to equipment.
By terminal control unit 90 determine gas shunting flow direction, whole operation system using terminal control feedback
Adjust, instruction is sent via terminal control unit 90, in the case where experimental data is stablized, the data feedback of fuel cell pack 40 returns
Terminal control unit 90, and the data fed back to fuel cell pack 40 are analyzed and recorded;
Specifically, terminal control unit 90 sends instruction according to the measurement data of flowmeter to flow controller, to throughput
It is adjusted, first flow controller 30 and second flow controller 60 are exactly that the volume size that gas is passed through to it is controlled
System, when being controlled to unitary variant, employs terminal control feedback regulation so that temperature, pressure and other correlations
Parameter reaches stable when whole system works, so that the measure of test data is carried out, so that measuring air inlet compares fuel cell
The influence of performance.
Present invention also offers method of work of the fuel cell air inlet than control system, by varying anode and cathode air inlet
Than using unitary variant method, ensureing that other correlated variables remain unchanged, being first turned on hydrogen gas tank 10 and the gas cylinder pressure of nitrogen pot 20
Power valve, opens air compressor 50, adjusts the second pressure reducing valve 52, and the second pressure reducing valve 52 is adjusted to 0.2-0.3MPa;Adjust
First pressure reducing valve 33, and the first pressure reducing valve 33 is adjusted to 0.5MPa.And open air to close valve, thus have admission pressure
Produce.Mixed gas and air, will be small in mixed gas and air respectively by 34 and second filter 53 of first filter
The solid impurity filtering of particle, and by first pressure sensor 36 and second pressure sensor 56, to being passed through mixed gas
And the pressure of air is detected;Then mixed gas and air be respectively by the first solenoid valve 35 and second solenoid valve 54, and
And the keying of the first solenoid valve 35 and second solenoid valve 54 is controlled using terminal control unit 90, and control mixed gas and air
Entrance and cut-off;Mixed gas and air are respectively by first flow controller 30 and second flow controller 60, and profit
With terminal control unit 90 volume of gas is passed through to adjust by controlling first flow controller 30 and second flow controller 60
Size, the control method employ terminal control feedback regulation when being controlled to unitary variant so that temperature, pressure with
And other relevant parameters reach stable when whole system works, so that the measure of test data is carried out, so as to measure air inlet
Compare the influence of fuel battery performance.
The present invention is to make reacting gas (H2And O2) under the identical environment of its dependent variable each set, the moon is measured respectively
Positive the two poles of the earth air inlet than it is different on influence caused by the performance of Proton Exchange Membrane Fuel Cells.
1 couple of present invention is described in further detail below in conjunction with the accompanying drawings:All steps of this test operation are all by end
What side controller 90 was instructed sending and controlling, and terminal control unit 90 sends ventilation and instructs and after definite the two poles of the earth air inlet ratio,
Control the gas of hydrogen gas tank 10 and the quantitative ratio of the release of air compressor 50.Gas will be via Three-direction rotary plug valve 32, pressure reducing valve, mistake
Filter, pressure sensor, temperature sensor and solenoid valve.First flowmeter 38 is monitored the actual flow of hydrogen, the
One flow controller 30 is adjusted hydrogen flowing quantity.Then gas will be separated via the first current divider 31, terminal control unit
90 determine the shunting flow direction of gas.Need during wet operations terminal control unit 90 control gas flow through humidification device 70 to humidity into
Row control, into fuel cell pack 40, gas carries out steam point after fuel cell pack 40 fully reaction, through apparatus for supercooling 80
From water will be discharged via drainpipe 81.Whole operation system using terminal control feedback regulation, via terminal control
Device 90 sends instruction, and in the case where experimental data is stablized, data feedback returns terminal control unit 90, and its data is analyzed
And record.
The fuel cell of present system can be used for all kinds of walking-replacing tools, can also be used as stand-by power supply or portable electric
Source and it can also be used in the space station of space.The fuel cell of the present invention can be used for distributed power generation at the same time.
Whole operation system sends instruction, in reality using the feedback regulation of terminal control via terminal control unit 90
In the case of testing data stabilization, data feedback returns terminal control unit 90, and its data is analyzed and recorded.To sum up, fuel
Battery air inlet is that the working status of fuel cell is adjusted in the case of controlling unitary variant than control system, by multigroup
Experimental data is compared.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
1. control system is compared in a kind of fuel cell air inlet, it is characterised in that:Mainly include hydrogen gas tank (10) and nitrogen pot (20), institute
The outlet of hydrogen gas tank (10) and nitrogen pot (20) is stated by pipeline and the inlet communication of first flow controller (30), described first
The outlet of flow controller (30) and the inlet communication of fuel cell pack (40);
Air compressor (50) is further included, the outlet of the air compressor (50) passes through pipeline and second flow controller (60)
Inlet communication, the outlet of the second flow controller (60) and the inlet communication of fuel cell pack (40);
Terminal control unit (90) is further included, the terminal control unit (90) is used to control first flow controller (30) and second
The output quantity of amount controller (60).
2. control system is compared in fuel cell air inlet according to claim 1, it is characterised in that:The first flow controller
(30) outlet and the inlet communication of the first current divider (31), first current divider (31) be provided with two outlets respectively with combustion
Expect the import of battery pile (40) and the inlet communication of humidification device (70), the outlet and second of the second flow controller (60)
The inlet communication of current divider (61), second current divider (61) be provided with two outlet respectively with fuel cell pack (40) into
The inlet communication of mouth and humidification device (70), the outlet of the humidification device (70) and the inlet communication of fuel cell pack (40).
3. control system is compared in fuel cell air inlet according to claim 1 or 2, it is characterised in that:The fuel cell pack
(40) also it is connected with cooling device (80), the cooling media outlet of the cooling device (80) and the cooling of fuel cell pack (40)
Medium inlet connects, and the cooling media outlet of the fuel cell pack (40) connects with the cooling medium inlet of cooling device (80)
Logical, the cooling device (80) is also connected with drainpipe (81).
4. control system is compared in fuel cell air inlet according to claim 2, it is characterised in that:The hydrogen gas tank (10) and nitrogen
The outlet of gas tank (20) and two inlet communications of Three-direction rotary plug valve (32), another outlet of the Three-direction rotary plug valve (32) with
The inlet communication of first pressure reducing valve (33), the outlet of first pressure reducing valve (33) and the inlet communication of first filter (34),
The outlet of the first filter (34) and the inlet communication of the first solenoid valve (35), the outlet of first solenoid valve (35) with
The inlet communication of first flowmeter (38), the outlet of the first flowmeter (38) connect with the import of first flow controller (30)
Logical, the first filter (34) is respectively arranged with first pressure sensor (36) and second temperature sensor (37), described
Terminal control unit (90) is used to control the first current divider (31), Three-direction rotary plug valve (32), the first pressure reducing valve (33) and the first electricity
The keying of magnet valve (35).
5. control system is compared in fuel cell air inlet according to claim 4, it is characterised in that:The air compressor (50)
Outlet and the inlet communication of shut-off valve (51), the outlet of the shut-off valve (51) and the inlet communication of the second pressure reducing valve (52), institute
State the outlet of the second pressure reducing valve (52) and the inlet communication of the second filter (53), the outlet of second filter (53) and the
The inlet communication of two solenoid valves (54), the outlet of the second solenoid valve (54) and the inlet communication of second flowmeter (55), institute
State the outlet of second flowmeter (55) and the inlet communication of second flow controller (60), the difference of second filter (53)
Second pressure sensor (56) and second temperature sensor (57) are provided with, the terminal control unit (90) is used to control humidification dress
Put the keying of (70), shut-off valve (51) and the second pressure reducing valve (52) and second solenoid valve (54).
6. control system is compared in fuel cell air inlet according to claim 1, it is characterised in that:The hydrogen gas tank (10) and nitrogen
The outlet of gas tank (20) is respectively arranged with solenoid valve, and the terminal control unit (90) is used for the keying for controlling solenoid valve.
7. fuel cell air intake control method, it is characterised in that:The air inlet described in claim 1 to 6 be the method use than control
System processed, method and step are as follows:
The first step, opens the storage pressure valve of hydrogen gas tank (10) and nitrogen pot (20);
Second step, opens air compressor (50), adjusts the second pressure reducing valve (52), and the second pressure reducing valve (52) is adjusted to 0.2-
0.3MPa;
3rd step, adjusts the first pressure reducing valve (33), and the first pressure reducing valve (33) is adjusted to 0.5MPa;
4th step, mixed gas and air respectively by first filter (34) and the second filter (53), by mixed gas and
Short grained solid impurity filtering in air, and by first pressure sensor (36) and second pressure sensor (56),
The pressure for being passed through mixed gas and air is detected;
5th step, then mixed gas and air are respectively by the first solenoid valve (35) and second solenoid valve (54), and utilize
Terminal control unit (90) controls the keying of the first solenoid valve (35) and second solenoid valve (54), and controls mixed gas and air
Entrance and cut-off;
6th step, mixed gas and air respectively by first flow controller (30) and second flow controller (60), and
Using terminal control unit (90) by controlling first flow controller (30) and second flow controller (60) to be passed through gas to adjust
The volume size of body.
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Cited By (4)
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CN110828864A (en) * | 2019-11-01 | 2020-02-21 | 中车工业研究院有限公司 | Non-auxiliary starting method and system for hydrogen-oxygen electrochemical reaction device |
CN111640967A (en) * | 2020-07-15 | 2020-09-08 | 中国华能集团清洁能源技术研究院有限公司 | Air inlet system of molten carbonate fuel cell stack and working method thereof |
CN112228331A (en) * | 2020-09-15 | 2021-01-15 | 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) | Hydrogen circulating pump capability test system |
CN112768731A (en) * | 2020-12-18 | 2021-05-07 | 武汉格罗夫氢能汽车有限公司 | Hydrogen energy automobile fuel cell stack control system |
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