CN111342092B - A vehicle fuel cell exhaust gas treatment device and method based on intelligent control - Google Patents
A vehicle fuel cell exhaust gas treatment device and method based on intelligent control Download PDFInfo
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- CN111342092B CN111342092B CN202010094272.8A CN202010094272A CN111342092B CN 111342092 B CN111342092 B CN 111342092B CN 202010094272 A CN202010094272 A CN 202010094272A CN 111342092 B CN111342092 B CN 111342092B
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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
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0662—Treatment of gaseous reactants or gaseous residues, e.g. cleaning
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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
- H01M8/04402—Pressure; Ambient pressure; Flow of anode exhausts
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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
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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
- H01M8/04701—Temperature
- H01M8/04716—Temperature of fuel cell exhausts
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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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Abstract
The invention discloses a vehicle fuel cell tail gas treatment device and a method based on intelligent control, the device comprises a double-rotor motor part and a catalytic reaction part, the tail gas of a fuel cell enters a tail gas mixing channel, a fan rotor is driven to rotate by utilizing the kinetic energy of the tail gas, a rotor permanent magnet integrated with the fan rotor generates a rotating magnetic field, an asynchronous induction motor drives a stirring rod assembly to rotate at chaotic speed, and a catalyst layer is arranged at the tail end of the stirring rod and generates low-temperature catalytic combustion reaction with the tail gas; the electronic control unit controls the temperature of the catalytic reaction through the heating layer at the tail end of the stirring rod, so that the reaction efficiency is improved, the catalytic reaction is complete, water in the catalytic reaction part is changed into water vapor, and the tail gas after the reaction does not contain hydrogen. The invention has high catalytic reaction efficiency and complete catalytic reaction, can separate water and vapor without a separate water-vapor separation device, does not need an additional power source, and has no influence on the environment because the tail gas discharged into the air does not contain hydrogen.
Description
Technical Field
The invention belongs to the technical field of fuel cell tail gas treatment, and particularly relates to a vehicle fuel cell tail gas treatment device and method based on intelligent control.
Background
The fuel cell mainly adopts a proton exchange membrane at present, has the advantages of high efficiency, cleanness, environmental friendliness and the like, but in terms of the prior art, the utilization rate of hydrogen is difficult to reach 100%, and unreacted hydrogen is discharged along with tail gas; impurities are generated on the anode side, and hydrogen emission is caused in the discharging process, so that hydrogen tail gas discharging treatment is required. At present, the tail gas treatment of the fuel cell mainly adopts a tail hydrogen dilution method, a catalytic combustion method and a microchannel catalytic combustion method. The catalytic combustion method is a method which is widely applied at present, hydrogen and air are subjected to low-temperature flameless combustion in a catalytic reactor, the removal rate is 95%, the hydrogen treatment capacity is low, the reactor volume is large, and a separate water-gas separation device is needed for water-gas separation after reaction; because the anode adopts pulse type emission, a large amount of hydrogen is discharged at the moment when the electromagnetic valve of the tail gas of the anode is opened, and a buffer device is required to be additionally arranged, so that the hydrogen continuously flows into the catalytic reactor, and the buffer device needs a larger volume space; due to the change of the exhaust volume of the fuel cell and the ambient temperature, the catalytic reaction completely needs certain temperature and space velocity, and the variables need to be controlled.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides the vehicle fuel cell tail gas treatment device and method based on intelligent control, the gas quantity which can be treated is large, the catalytic reaction rate is high, a separate water-gas separation device is not needed for water-gas separation, a buffer device is not needed, the volume space is small, and an additional power supply is not needed.
The invention adopts the following technical scheme to realize the technical purpose.
A vehicle fuel cell tail gas treatment device based on intelligent control comprises a barrel-shaped shell, wherein a tail gas mixing pipeline is coaxially arranged in the shell and can be communicated with a fuel cell in a connection and disconnection manner;
the tail part of the tail gas mixing pipeline is provided with a catalytic reaction air inlet, a fan rotor is fixed inside the tail gas mixing pipeline, a collector ring group is fixed outside the tail gas mixing pipeline, and a rotor permanent magnet is fixed at the outer end part of the fan rotor; a stirring rod assembly is fixed between the tail gas mixing pipeline and the shell and is driven by an asynchronous induction motor; a generator coil is fixed inside the shell;
the generator coil is connected with the motor controller, the collector ring group is connected with the motor controller, and the motor controller is connected with the electronic control unit;
an exhaust channel is arranged on the periphery of the shell at the stirring rod assembly, a catalytic reaction exhaust port is arranged at the tail part of the exhaust channel, and a permanent magnet and a return spring which are mutually contacted are arranged inside the exhaust channel; the outer shell is circumferentially provided with a temperature sensor, the upper end of the outer shell is provided with a hydrogen flow sensor, and the hydrogen flow sensor and the temperature sensor are both connected with an electronic control unit.
Among the above-mentioned technical scheme, the stirring rod assembly end is three layer construction, is electro-magnet, zone of heating and catalyst layer from inside to outside in proper order.
In the above technical solution, the collector ring group includes a first collector ring, a second collector ring, a third collector ring, and a fourth collector ring.
In the above technical solution, the second collecting ring and the third collecting ring are respectively connected with a power line of the electromagnet.
In the above technical solution, the first collecting ring and the fourth collecting ring are respectively connected with a heating coil power line.
In the above technical solution, the asynchronous induction motor is an asynchronous induction motor of a dual rotor motor system, and is composed of a motor coil and a rotor permanent magnet.
In the technical scheme, the double-rotor motor system consists of a motor coil, a generator coil and a rotor permanent magnet.
A vehicle fuel cell tail gas treatment method based on intelligent control is characterized in that the optimal temperature of catalytic reaction is taken as a control target, and a catalytic reaction system is preheated; the stirring rod assembly rotates and stirs at the chaotic rotating speed to perform catalytic reaction; and detecting whether the catalytic reaction contains hydrogen, if so, stirring the stirring rod assembly at the chaotic rotating speed, continuing the catalytic reaction, and if not, exhausting.
Further, during the catalytic reaction, the catalytic reaction system is a closed space.
Further, the electronic control unit controls the catalytic reaction to be at the optimal reaction temperature according to the received temperature information.
The invention has the beneficial effects that:
(1) the hydrogen content of the catalytic reaction part is monitored in real time by the hydrogen flow sensor, when the catalytic reaction part does not contain hydrogen, the exhaust is carried out, and the tail gas discharged into the air does not contain hydrogen, so that the potential safety hazard and the unpredictable influence on the environment which possibly exist in a small amount of hydrogen discharged into the air by the tail gas are solved.
(2) The invention utilizes the exhaust kinetic energy to push the fan rotor to rotate, and the rotor permanent magnet integrated with the fan rotor generates a rotating magnetic field, thereby providing electric energy for the whole device without an additional power supply.
(3) The invention can control the reaction airspeed and the reaction temperature according to the difference between the exhaust volume of the fuel cell and the ambient temperature, and concretely comprises the following steps: the asynchronous induction motor drives the stirring rod assembly to rotate at the chaotic rotating speed to change the airspeed so as to ensure that the catalytic reaction is complete; the temperature sensor monitors the temperature of the reaction part in real time, and the electronic control unit controls the heating layer to maintain the temperature of the catalytic reaction part, so that the temperature of the system is prevented from being reduced after exhaust, the ambient temperature is prevented from being reduced, and the reaction efficiency is prevented from being influenced.
(4) The heat generated by the catalytic reaction and the electric heating layer is enough to discharge the water in the tail gas out of the system in a gaseous state, and a gas-liquid separation device is not required to be added.
(5) The catalyst layer is arranged at the tail end of the stirring rod assembly, so that the space velocity of catalytic reaction can be increased, and meanwhile, the stirring rod assembly rotates in a chaotic mode, so that reaction gas is fully contacted with the catalyst layer, and the catalytic reaction efficiency is increased.
Drawings
FIG. 1 is a schematic structural diagram of an exhaust gas treatment device of a vehicle fuel cell based on intelligent control according to the present invention;
FIG. 2 is a schematic structural diagram of a catalytic reaction system of an automotive fuel cell tail gas treatment device based on intelligent control according to the invention;
fig. 3 is a schematic diagram of a stirring rod power supply system of a vehicle fuel cell tail gas treatment device based on intelligent control.
Wherein: 1-fuel cell, 2-cathode exhaust pipe, 3-anode exhaust pipe, 4-tail gas mixing pipe, 5-first fan rotor bearing, 6-fan rotor, 7-rotor permanent magnet, 8-second fan rotor bearing, 9-motor coil, 10-generator coil, 11-collector ring set, 12-first stirring rod bearing, 13-second stirring rod bearing, 14-stirring rod assembly, 15-catalytic reaction air inlet, 17-motor controller, 18-electronic control unit, 19-shell, 20-cathode electromagnetic valve, 21-anode electromagnetic valve, 22-permanent magnet, 23-catalytic reaction air outlet, 24-return spring, 25-hydrogen flow sensor, 26-temperature sensor, 27-an exhaust channel, 30-an electromagnet, 31-a heating layer, 32-a catalyst layer, 40-an electromagnet power line, 41-a heating coil power line, 42-a first collecting ring, 43-a second collecting ring, 44-a third collecting ring and 45-a fourth collecting ring.
Detailed Description
The invention will be further described with reference to the following figures and specific examples, but the scope of the invention is not limited thereto.
As shown in fig. 1, an automobile fuel cell exhaust gas treatment device based on intelligent control includes a fuel cell 1, a cathode exhaust pipe 2, an anode exhaust pipe 3, an exhaust gas mixing pipe 4, a first fan rotor bearing 5, a fan rotor 6, a rotor permanent magnet 7, a second fan rotor bearing 8, a motor coil 9, a generator coil 10, a current collecting ring set 11, a first stirring rod bearing 12, a second stirring rod bearing 13, a stirring rod assembly 14, a catalytic reaction air inlet 15, a motor controller 17, an electronic control unit 18, a housing 19, a cathode electromagnetic valve 20 and an anode electromagnetic valve 21; the tail gas mixing pipeline 4 is positioned in the shell 19, both the tail gas mixing pipeline 4 and the shell 19 are of barrel-shaped structures, and the tail gas mixing pipeline 4 and the shell 19 are coaxially arranged. The tail gas mixing channel 4 is respectively communicated with the fuel cell 1 through an anode exhaust channel 3 and a cathode exhaust channel 2, an anode electromagnetic valve 21 is arranged in the anode exhaust channel 3, and a cathode electromagnetic valve 20 is arranged in the cathode exhaust channel 2. The fan rotor 6 is fixed inside the tail gas mixing channel 4 through a first fan rotor bearing 5 and a second fan rotor bearing 8, the collecting ring set 11 is fixed outside the tail gas mixing channel 4, and the tail part of the tail gas mixing channel 4 is provided with a catalytic reaction air inlet 15. The rotor permanent magnet 7 is fixed at the outer end part of the fan rotor 6, and the rotor permanent magnet and the fan rotor are of an integral structure. The stirring rod assembly 14 is fixed between the outside of the tail gas mixing pipeline 4 and the shell 19 through a first stirring rod bearing 12 and a second stirring rod bearing 13, the tail part of the stirring rod assembly 14 is provided with a motor coil 9, the motor coil 9 is connected with a motor controller 17, the motor coil 9, a generator coil 10 and a rotor permanent magnet 7 form a double-rotor motor system, the stirring rod assembly 14 is driven to rotate by an asynchronous induction motor of the double-rotor motor system, and the asynchronous induction motor consists of the motor coil 9 and the rotor permanent magnet 7; the second stirring rod bearing 13 is fixed to the housing 19 by a support rib. The generator coil 10 is fixed inside the housing 19 and connected to the motor controller 17 through a wire. The electronic control unit 18 is connected with the motor controller 17 through a lead, and the motor controller 17 is connected with the collector ring group 11 through a lead. The electronic control unit 18 is connected to the anode electromagnetic valve 21 and the cathode electromagnetic valve 20 by wires, respectively.
The inside of the shell 19 is bounded by a support rib, and the left half part of the shell is a catalytic reaction part and mainly comprises a stirring rod assembly 14 and a catalytic reaction system; the right half part is a double-rotor motor part and comprises a fan rotor 6, a rotor permanent magnet 7, a motor coil 9, a generator coil 10, a collector ring group 11, a motor controller 17 and an electronic control unit 18.
As shown in fig. 2, a catalytic reaction system of a vehicle fuel cell exhaust gas treatment device based on intelligent control comprises a permanent magnet 22, a catalytic reaction exhaust port 23, a return spring 24, a hydrogen flow sensor 25, a temperature sensor 26 and an exhaust passage 27; the exhaust passages 27 are uniformly distributed in the circumferential direction of the housing 19, and one or more exhaust passages may be provided according to the amount of exhaust emissions. The permanent magnet 22 and the return spring 24 are arranged in the exhaust passage 27, the permanent magnet 22 is in contact with the return spring 24, and the catalytic reaction exhaust port 23 is arranged at the tail part of the exhaust passage 27 and communicated with the outside air. The outer shell 19 is provided with a temperature sensor 26 on the circumference, the upper end of the outer shell 19 is provided with a hydrogen flow sensor 25, and the hydrogen flow sensor 25 and the temperature sensor 26 are respectively connected with the electronic control unit 18 by leads.
As shown in fig. 3, in a stirring rod power supply system of an automobile fuel cell tail gas treatment device based on intelligent control, the tail end of a stirring rod assembly 14 is of a three-layer structure, and the stirring rod assembly is sequentially provided with an electromagnet 30, a heating layer 31 and a catalyst layer 32 from inside to outside; the collector ring group 11 is composed of a first collector ring 42, a second collector ring 43, a third collector ring 44 and a fourth collector ring 45, and the four collector rings are respectively connected with the motor controller 17 through conducting wires. An electromagnet power supply line 40 of the electromagnet 30 is respectively connected with a second collecting ring 43 and a third collecting ring 44, and a heating coil power supply line 41 of the heating layer 31 is respectively connected with a first collecting ring 42 and a fourth collecting ring 45.
A vehicle fuel cell tail gas treatment process based on intelligent control comprises the following steps:
s1: when the fuel cell 1 starts to work, the electronic control unit 18 controls the cathode electromagnetic valve 20 to be opened and the anode exhaust valve 21 to be closed, cathode exhaust enters the tail gas mixing channel 4, the cathode exhaust pushes the fan rotor 6 to rotate, the rotor permanent magnet 7 rotates along with the cathode exhaust to provide a rotating magnetic field for the double-rotor motor part, and the generator coil 10 generates electric energy to be transmitted to the motor controller 17; the cathode exhaust gas enters the catalytic reaction section through the catalytic reaction inlet 15.
S2: the electronic control unit 18 judges the temperature of the catalytic reaction part through the electric signal transmitted by the temperature sensor 26, and enables the first collecting ring 42 and the fourth collecting ring 45 to form a power supply control heating layer 31 to generate heat through the motor controller 17; at the beginning of the catalytic reaction, the gas inside the catalytic reaction system is at normal temperature, if the anode exhaust valve 21 is opened at this time, the hydrogen enters the tail gas mixing channel 4 and then enters the catalytic reaction part, and the catalytic reaction cannot be completely performed due to the fact that the environmental temperature is too low and the activity of the catalyst on the catalyst layer 32 is not strong, so that the optimal temperature of the catalytic reaction is taken as a control target (the optimal temperature of the catalytic reaction is obtained by an experiment and then placed in the electronic control unit 18), and the catalytic reaction system is preheated.
S3: the control unit 18 controls the cathode electromagnetic valve 20 and the anode exhaust valve 21 to be opened, the anode exhaust gas and the cathode exhaust gas are mixed in the tail gas mixing channel 4, the mixed gas pushes the fan rotor 6 to rotate, the rotor permanent magnet 7 rotates along with the fan rotor, a rotating magnetic field is provided for the double-rotor motor part, and the generator coil 10 generates electric energy to be transmitted to the motor controller 17; the mixture gas enters the catalytic reaction portion through the catalytic reaction inlet 15.
S4: the electronic control unit 18 controls the motor controller 17 not to electrify the second collecting ring 43 and the third collecting ring 44, and the electromagnet 30 is not electrified, so that a magnetic field cannot be formed and the permanent magnet 22 cannot be pushed; the exhaust passage 27 is closed by the elastic force of the return spring 24, and the catalytic reaction portion forms a closed reaction space.
S5: the electronic control unit 18 controls the motor controller 17 so that the asynchronous induction motor drives the stirring rod assembly 14 to rotate at the chaotic speed to change the airspeed, and the mixed gas entering the catalytic reaction part is fully contacted with the catalyst layer 32 of the stirring rod, so that the reaction is fully carried out.
S6: the temperature sensor 26 detects the temperature of the catalytic reaction part, converts the temperature into an electric signal and transmits the electric signal to the electronic control unit 18, and the motor controller 17 enables the first collecting ring 42 and the fourth collecting ring 45 to form the power control heating layer 31 to generate heat so as to maintain the catalytic reaction part at the optimal reaction temperature.
S7: under the heat generated by the heating layer 31 and the catalytic reaction, water generated by the catalytic reaction exists in the catalytic reaction part in a gaseous state; the hydrogen flow sensor 25 detects the hydrogen content at the top of the catalytic reaction part, if no hydrogen is contained, the electronic control unit 18 enables the second collecting ring 43 and the third collecting ring 44 to form a power supply to control the electromagnet 30 to be electrified and form NS stage through the motor controller 17, and in the rotating process, when the second collecting ring and the third collecting ring are close to the permanent magnet 22, the same stage is repelled to overcome the elasticity of the return spring 24, the catalytic reaction exhaust port 23 is opened, the exhaust is carried out, and the preparation is made for the next working cycle. If hydrogen is contained, the catalytic reaction exhaust port 23 cannot be opened (the second collecting ring 43 and the third collecting ring 44 are not electrified), and the stirring rod assembly 14 continues stirring at the chaotic rotation speed to continue the catalytic reaction.
S8: the reaction is continuously carried out, no hydrogen is left in the catalytic reaction part, and the temperature is proper, the steps S3-S7 are circularly carried out until the fuel cell 1 stops working.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention are intended to fall within the protection scope defined by the claims of the present invention.
Claims (10)
1. The vehicle fuel cell tail gas treatment device based on intelligent control is characterized by comprising a barrel-shaped shell (19), wherein a tail gas mixing pipeline (4) is coaxially arranged in the shell (19), and the tail gas mixing pipeline (4) can be communicated with a fuel cell (1) in a break-and-make mode;
the tail part of the tail gas mixing pipeline (4) is provided with a catalytic reaction air inlet (15), a fan rotor (6) is fixed inside, a collector ring set (11) is fixed outside, and a rotor permanent magnet (7) is fixed at the outer end part of the fan rotor (6); a stirring rod assembly (14) is fixed between the tail gas mixing pipeline (4) and the shell (19), and the stirring rod assembly (14) is driven by an asynchronous induction motor; the generator coil (10) is fixed inside the shell (19);
the generator coil (10) is connected with a motor controller (17), the collector ring group (11) is connected with the motor controller (17), and the motor controller (17) is connected with an electronic control unit (18);
an exhaust channel (27) is arranged on the periphery of the shell (19) at the stirring rod assembly (14), a catalytic reaction exhaust port (23) is arranged at the tail part of the exhaust channel (27), and a permanent magnet (22) and a return spring (24) which are in mutual contact are arranged in the exhaust channel; the outer shell (19) is circumferentially provided with a temperature sensor (26), the upper end of the outer shell is provided with a hydrogen flow sensor (25), and the hydrogen flow sensor (25) and the temperature sensor (26) are both connected with the electronic control unit (18).
2. The intelligent control-based vehicle fuel cell tail gas treatment device according to claim 1, wherein the stirring rod assembly (14) is of a three-layer structure, namely an electromagnet (30), a heating layer (31) and a catalyst layer (32) from inside to outside.
3. The intelligent control-based vehicular fuel cell exhaust gas treatment device according to claim 2, wherein the collector ring group (11) includes a first collector ring (42), a second collector ring (43), a third collector ring (44), and a fourth collector ring (45).
4. The intelligent control-based vehicle fuel cell exhaust gas treatment device according to claim 3, wherein the second and third slip rings (43, 44) are respectively connected to an electromagnet power supply line (40).
5. The intelligent control-based vehicle fuel cell exhaust gas treatment device according to claim 3, wherein the first and fourth slip rings (42, 45) are respectively connected to a heating coil power supply line (41).
6. The intelligent-control-based vehicular fuel cell exhaust gas treatment device according to claim 1, wherein the asynchronous induction motor is an asynchronous induction motor of a two-rotor motor system, and is composed of a motor coil (9) and a rotor permanent magnet (7).
7. The intelligent control-based vehicular fuel cell exhaust gas treatment device according to claim 6, wherein the dual-rotor motor system is composed of a motor coil (9), a generator coil (10), and a rotor permanent magnet (7).
8. The method for processing the vehicle fuel cell exhaust gas processing device based on the intelligent control according to any one of claims 1 to 7, characterized in that the catalytic reaction system is preheated by taking the optimal temperature of the catalytic reaction as a control target; the stirring rod assembly (14) rotates and stirs at the chaotic rotating speed to carry out catalytic reaction; detecting whether the catalytic reaction contains hydrogen, if so, stirring the stirring rod assembly (14) at the chaotic rotating speed, continuing the catalytic reaction, and if not, exhausting.
9. The intelligent control-based vehicle fuel cell exhaust gas treatment method according to claim 8, wherein the catalytic reaction system is a closed space during the catalytic reaction.
10. The intelligent control-based vehicle fuel cell exhaust gas treatment method according to claim 8, wherein the electronic control unit (18) controls the catalytic reaction at the optimal reaction temperature from the received temperature information.
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| CN112467169B (en) * | 2020-11-11 | 2021-11-05 | 国科微城市智能科技(南京)有限责任公司 | Use method for starting hydrogen fuel cell by waste heat energy storage |
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