CN112193074A - Hydrogen safety control system and method for hydrogen fuel cell automobile - Google Patents
Hydrogen safety control system and method for hydrogen fuel cell automobile Download PDFInfo
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- CN112193074A CN112193074A CN202011189762.2A CN202011189762A CN112193074A CN 112193074 A CN112193074 A CN 112193074A CN 202011189762 A CN202011189762 A CN 202011189762A CN 112193074 A CN112193074 A CN 112193074A
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- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 201
- 239000001257 hydrogen Substances 0.000 title claims abstract description 201
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 200
- 239000000446 fuel Substances 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000006855 networking Effects 0.000 claims description 16
- 238000005984 hydrogenation reaction Methods 0.000 claims description 12
- 239000005357 flat glass Substances 0.000 claims description 10
- 238000007689 inspection Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0053—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to fuel cells
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0007—Measures or means for preventing or attenuating collisions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0069—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to the isolation, e.g. ground fault or leak current
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/04—Cutting off the power supply under fault conditions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/70—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by fuel cells
- B60L50/71—Arrangement of fuel cells within vehicles specially adapted for electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/70—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by fuel cells
- B60L50/72—Constructional details of fuel cells specially adapted for electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/30—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/12—Messaging; Mailboxes; Announcements
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Fuel Cell (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a hydrogen safety control system and a hydrogen safety control method for a hydrogen fuel cell automobile. The invention relates to a hydrogen safety control system of a hydrogen fuel cell automobile, which comprises a hydrogen supply system controller, a hydrogen bottle mouth electromagnetic valve, an infrared module, an air bag safety controller, a vehicle control unit, a fuel cell controller, a vehicle body controller and a combination instrument, wherein the hydrogen bottle mouth electromagnetic valve is electrically connected with the hydrogen supply system controller; a hydrogen safety control method of a hydrogen fuel cell vehicle uses the hydrogen safety control system. The invention has the beneficial effects that: when the hydrogen supply system controller detects that the hydrogen concentration inside or outside the vehicle is too high, the safety airbag controller detects collision, the fuel cell controller detects that the fuel cell system has serious faults, and the vehicle controller detects that the whole vehicle has electric leakage or a high-voltage interlocking circuit has faults, the hydrogen bottle opening electromagnetic valve can be immediately closed, and the safety of the vehicle and a user is ensured.
Description
Technical Field
The invention relates to the technical field of hydrogen fuel cell automobiles, in particular to a hydrogen safety control system and a hydrogen safety control method of a hydrogen fuel cell automobile.
Background
The hydrogen is easy to volatilize, flammable, explosive, hydrogen-brittle and the like, so that certain potential safety hazards exist in the use process of the hydrogen, and the safe use of the hydrogen on an automobile is very important due to the fact that the experience of using the hydrogen is not rich enough.
Disclosure of Invention
The present invention is directed to a hydrogen safety control system for a hydrogen fuel cell vehicle with a high safety factor.
The invention relates to a hydrogen safety control system of a hydrogen fuel cell automobile, which comprises a hydrogen supply system controller, a hydrogen bottle mouth electromagnetic valve, an infrared module, an air bag safety controller, a vehicle control unit, a fuel cell controller, a vehicle body controller and a combination instrument, wherein the hydrogen bottle mouth electromagnetic valve, the infrared module, the air bag safety controller, the vehicle control unit, the fuel cell controller, the vehicle body controller and the combination instrument are electrically connected with the hydrogen supply system controller;
the hydrogen supply system controller controls the opening and closing of the hydrogen bottle opening electromagnetic valve, collects temperature, pressure and leakage concentration signals of the hydrogen supply system, and sends fault information to the combination instrument, the vehicle controller, the fuel cell controller and the vehicle body controller in real time;
the infrared module is used for detecting a hydrogenation gun signal and a hydrogenation state and feeding back to the hydrogen supply system controller in real time;
the safety airbag controller detects collision signals of all directions of a vehicle in real time and sends the collision signals to the hydrogen supply system controller;
the vehicle controller collects circuit faults of the whole vehicle and sends the circuit faults to the hydrogen supply system controller in real time, and receives the side parking and the lower high voltage for controlling the safety of the whole vehicle by the hydrogen supply system controller;
the fuel cell controller is used for acquiring and controlling signals of the fuel cell system;
the hydrogen bottle opening electromagnetic valve is used for receiving an instruction of the hydrogen supply system controller to open and close the hydrogen bottle opening electromagnetic valve;
the vehicle body controller is used for receiving a hydrogen leakage concentration signal sent by the hydrogen supply system controller, and when the hydrogen leakage concentration in the vehicle is higher, the vehicle body controller controls the vehicle window glass to descend by a certain height so that the hydrogen can be quickly released out of the vehicle;
the combination meter is used for receiving and displaying the vehicle speed, gear and fault information of the vehicle.
Further, the control system also comprises a vehicle networking module, a cloud platform and a mobile phone, wherein the vehicle networking module is electrically connected with the hydrogen supply system controller, and the cloud platform is respectively in communication connection with the vehicle networking module and the mobile phone;
the car networking module remotely wakes up the hydrogen supply system controller and communicates with the hydrogen supply system controller, and uploads data received from the hydrogen supply system controller to the cloud platform in real time;
the cloud platform is used as a background to store the data uploaded by the Internet of vehicles module and push the data to the mobile phone of the user in real time;
the mobile phone is used for receiving the fault information pushed by the cloud platform and informing a user in time, and the user inquires the hydrogen concentration inside and outside the vehicle in real time through the mobile phone.
Further, the circuit fault includes a leakage fault and a high-voltage interlock circuit fault.
Further, the airbag controller sends a collision signal to the hydrogen supply system controller through two forms of hard wires and buses.
Further, the fuel cell system comprises an air compressor, a hydrogen circulating pump, a fuel PTC, a water pump, a fan and a voltage inspection module CVM.
A hydrogen safety control method of a hydrogen fuel cell vehicle uses the hydrogen safety control system.
Further, when the vehicle parks in the parking lot, the hydrogen supply system controller detects that the hydrogen concentration inside or outside the vehicle is too high, the hydrogen leakage concentration signal is pushed to the cloud platform through the internet of vehicles module in a wireless communication mode, the cloud platform is pushed to a mobile phone of a vehicle user in a wireless communication mode, and the hydrogen bottle opening electromagnetic valve is immediately closed; when the hydrogen leakage concentration is higher in the automobile, the hydrogen supply system controller simultaneously transmits a hydrogen leakage concentration signal to the automobile body controller, and the automobile body controller controls the window glass to descend by a certain height, so that the hydrogen can be quickly released out of the automobile.
Further, during normal running of the vehicle, any one of the following failures occurs: the hydrogen supply system controller detects that the hydrogen concentration in the vehicle is too high, the safety airbag controller detects that collision occurs, the fuel cell controller detects that the fuel cell system has serious faults, and the vehicle controller detects that the electric leakage or the high-voltage interlocking circuit has faults; the hydrogen leakage concentration signal is pushed to the cloud platform through the internet of vehicles module in a wireless communication mode, the cloud platform is pushed to a mobile phone of a vehicle user in a wireless communication mode, meanwhile, an alarm prompt is carried out on the combination instrument, the hydrogen bottle opening electromagnetic valve is immediately closed, a serious fault is sent to the vehicle control unit, the vehicle control unit controls the vehicle to safely stop and power off as soon as possible, and when the hydrogen leakage concentration in the vehicle is high, the vehicle control unit controls the vehicle window glass to descend by a certain height, so that the hydrogen can be quickly released out of the vehicle.
Further, the vehicle feeds back to the hydrogen supply system controller in real time when the infrared module detects that the hydrogenation gun is connected to the vehicle or is hydrogenation, the hydrogen supply system controller transmits a signal to the vehicle control unit, and the vehicle control unit prohibits low-voltage on the vehicle, starting and driving, so that the safety of the vehicle and a user is ensured.
The invention has the beneficial effects that: when the hydrogen supply system controller detects that the hydrogen concentration inside or outside the vehicle is too high, the safety airbag controller detects that the collision occurs, the fuel cell controller detects that the fuel cell system has serious faults, and the vehicle controller detects that the electric leakage of the whole vehicle or the high-voltage interlocking circuit has faults, the hydrogen bottle opening electromagnetic valve can be immediately closed, and the safety of the vehicle and a user is ensured.
Drawings
Fig. 1 is a schematic structural diagram of a hydrogen safety control system of a hydrogen fuel cell vehicle according to the present invention.
1. A hydrogen supply system controller; 2. a hydrogen bottle mouth electromagnetic valve; 3. an infrared module; 4. an airbag controller; 5. a vehicle control unit; 6. a fuel cell controller; 7. a vehicle body controller; 8. a combination meter; 9. a vehicle networking module; 10. a cloud platform; 11. provided is a mobile phone.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, the hydrogen safety control system of a hydrogen fuel cell vehicle of the present invention comprises a hydrogen supply system controller 1, a hydrogen bottle opening electromagnetic valve 2 electrically connected with the hydrogen supply system controller 1, an infrared module 3, an airbag controller 4, a vehicle controller 5, a fuel cell controller 6, a vehicle body controller 7 and a combination meter 8;
the hydrogen supply system controller 1 controls the opening and closing of the hydrogen bottle opening electromagnetic valve 2, collects the temperature, pressure and leakage concentration signals of the hydrogen supply system, and sends fault information to the combination instrument 8, the vehicle controller 5, the fuel cell controller 6 and the vehicle body controller 7 in real time;
the infrared module 3 is used for detecting a hydrogenation gun signal and a hydrogenation state and feeding back to the hydrogen supply system controller 1 in real time;
the safety air bag controller 4 detects collision signals of all directions of the vehicle in real time and sends the collision signals to the hydrogen supply system controller 1;
the vehicle controller 5 collects circuit faults of the vehicle and sends the circuit faults to the hydrogen supply system controller 1 in real time, and receives the side parking and the lower high voltage used for controlling the safety of the vehicle by the hydrogen supply system controller 1;
the fuel cell controller 6 acquires and controls signals of the fuel cell system;
the hydrogen bottle opening electromagnetic valve 2 is used for receiving an instruction of the hydrogen supply system controller 1 to open and close the hydrogen bottle opening electromagnetic valve 2;
the vehicle body controller 7 is used for receiving a hydrogen leakage concentration signal sent by the hydrogen supply system controller 1, and when the hydrogen leakage concentration in the vehicle is higher, the vehicle body controller 7 controls the vehicle window glass to descend by a certain height, so that the hydrogen can be quickly released out of the vehicle;
the combination meter 8 is used for receiving and displaying vehicle speed, gear and fault information of the vehicle.
The invention has the beneficial effects that: when the hydrogen supply system controller 1 detects that the hydrogen concentration inside or outside the vehicle is too high, the safety air bag controller 4 detects collision, the fuel cell controller 6 detects that the fuel cell system has serious fault, and the vehicle controller 5 detects that the whole vehicle has electric leakage or high-voltage interlocking circuit fault, the hydrogen bottle opening electromagnetic valve 2 can be closed immediately, and the safety of the vehicle and a user is ensured.
The control system can also comprise a vehicle networking module 9, a cloud platform 10 and a mobile phone 11, wherein the vehicle networking module 9 is electrically connected with the hydrogen supply system controller 1, and the cloud platform 10 is respectively in communication connection with the vehicle networking module 9 and the mobile phone 11;
the car networking module 9 remotely wakes up the hydrogen supply system controller 1 and communicates with the hydrogen supply system controller 1, and uploads data received from the hydrogen supply system controller 1 to the cloud platform 10 in real time;
the cloud platform 10 is used as a background to store the data uploaded by the internet of vehicles module 9 and push the data to the mobile phone 11 of the user in real time;
the mobile phone 11 is used for receiving the fault information pushed by the cloud platform 10 and informing a user in time, and the user inquires the hydrogen concentration inside and outside the vehicle in real time through the mobile phone 11.
When a vehicle is parked in a parking lot, if the hydrogen concentration in the vehicle is too high, the information such as the hydrogen leakage concentration and the like is pushed to a mobile phone 11 of a vehicle user through the internet of vehicles module 9 and the cloud platform 10, the hydrogen bottle opening electromagnetic valve 2 is closed immediately, and when the hydrogen leakage concentration in the vehicle is higher, the window glass of the vehicle is controlled to descend for a certain height, so that the hydrogen can be released out of the vehicle quickly;
when the vehicle parks in the parking lot, if the hydrogen concentration outside the vehicle is too high, the information such as the hydrogen leakage concentration and the like is pushed to a mobile phone 11 of a vehicle user through the vehicle networking module 9 and the cloud platform 10, and the hydrogen bottle opening electromagnetic valve 2 is immediately closed;
when the vehicle runs normally, if the hydrogen concentration in the vehicle is too high, collision occurs, a fuel cell system has serious faults, the whole vehicle has serious electric leakage and other faults, the information such as the hydrogen leakage concentration and the like is pushed to a mobile phone 11 of a vehicle user through the vehicle networking module 9 and the cloud platform 10.
Circuit faults may include leakage faults and high voltage interlock circuit faults.
The airbag controller 4 may send the collision signal to the hydrogen supply system controller 1 through both hard wires and a bus.
The fuel cell system may include an air compressor, a hydrogen circulation pump, a fuel-electric PTC, a water pump, a fan, and a voltage inspection module CVM.
A hydrogen safety control method of a hydrogen fuel cell vehicle uses the hydrogen safety control system.
The operation of the hydrogen safety control method is mainly as follows: when a vehicle parks in a parking lot, the hydrogen supply system controller 1 detects that the hydrogen concentration inside or outside the vehicle is too high, the hydrogen leakage concentration signal is pushed to the cloud platform 10 through the internet of vehicles module 9 in a wireless communication mode, the cloud platform 10 is pushed to a mobile phone 11 of a vehicle user in a wireless communication mode, and the hydrogen bottle opening electromagnetic valve 2 is immediately closed; when the hydrogen leakage concentration is higher in the vehicle, the hydrogen supply system controller 1 transmits a hydrogen leakage concentration signal to the vehicle body controller 7, and the vehicle body controller 7 controls the vehicle window glass to descend by a certain height, so that the hydrogen can be released out of the vehicle quickly.
In normal running of the vehicle, any one of the following faults occurs: the hydrogen supply system controller 1 detects that the hydrogen concentration in the vehicle is too high, the safety air bag controller 4 detects that collision occurs, the fuel cell controller 6 detects that a serious fault occurs in a fuel cell system, and the vehicle controller 5 detects that electric leakage occurs in the vehicle or a high-voltage interlocking circuit fault occurs; then through internet of vehicles module 9 through wireless communication mode with hydrogen leakage concentration signal propelling movement cloud platform 10, cloud platform 10 rethread wireless communication mode propelling movement gives vehicle user's cell-phone 11, simultaneously carry out the suggestion of reporting to the police on combination meter 8, close hydrogen bottleneck solenoid valve 2 at once, and send serious fault for vehicle control unit 5, by vehicle control unit 5 control vehicle safety parking as early as possible and outage, when hydrogen leakage concentration is higher in the car, vehicle control unit 7 control window glass descends certain height, let hydrogen can release outside the car fast.
The vehicle feeds back to the hydrogen supply system controller 1 in real time when the infrared module 3 detects that the hydrogenation gun is connected to the vehicle or is in a hydrogenation state, the hydrogen supply system controller 1 transmits a signal to the vehicle control unit 5, and the vehicle control unit 5 prohibits low-voltage and high-voltage electricity on the vehicle, starting and driving, so that the safety of the vehicle and a user is ensured.
The wireless communication modes may include 2G, 3G, 4G, 5G, WIFI, and the like.
The above is not relevant and is applicable to the prior art.
While certain specific embodiments of the present invention have been described in detail by way of illustration, it will be understood by those skilled in the art that the foregoing is illustrative only and is not limiting of the scope of the invention, as various modifications or additions may be made to the specific embodiments described and substituted in a similar manner by those skilled in the art without departing from the scope of the invention as defined in the appending claims. It should be understood by those skilled in the art that any modifications, equivalents, improvements and the like made to the above embodiments in accordance with the technical spirit of the present invention are included in the scope of the present invention.
Claims (9)
1. A hydrogen safety control system of a hydrogen fuel cell vehicle, characterized in that: the hydrogen supply system comprises a hydrogen supply system controller (1), and a hydrogen bottle mouth electromagnetic valve (2), an infrared module (3), an air bag safety controller (4), a vehicle control unit (5), a fuel cell controller (6), a vehicle body controller (7) and a combination instrument (8) which are electrically connected with the hydrogen supply system controller (1);
the hydrogen supply system controller (1) controls the opening and closing of the hydrogen bottle opening electromagnetic valve (2), collects temperature, pressure and leakage concentration signals of the hydrogen supply system, and sends fault information to the combination instrument (8), the vehicle control unit (5), the fuel battery controller (6) and the vehicle body controller (7) in real time;
the infrared module (3) is used for detecting a hydrogenation gun signal and a hydrogenation state and feeding back to the hydrogen supply system controller (1) in real time;
the safety air bag controller (4) detects collision signals of all directions of a vehicle in real time and sends the collision signals to the hydrogen supply system controller (1);
the vehicle controller (5) collects circuit faults of the vehicle and sends the circuit faults to the hydrogen supply system controller (1) in real time, and receives the hydrogen supply system controller (1) to control the safe side parking and high voltage descending of the vehicle;
the fuel cell controller (6) acquires and controls signals of the fuel cell system;
the hydrogen bottle opening electromagnetic valve (2) is used for receiving an instruction of the hydrogen supply system controller (1) to open and close the hydrogen bottle opening electromagnetic valve (2);
the vehicle body controller (7) is used for receiving a hydrogen leakage concentration signal sent by the hydrogen supply system controller (1), and when the hydrogen leakage concentration in the vehicle is higher, the vehicle body controller (7) controls the vehicle window glass to descend by a certain height, so that the hydrogen can be quickly released out of the vehicle;
the combination meter (8) is used for receiving and displaying vehicle speed, gear and fault information of the vehicle.
2. A hydrogen safety control system of a hydrogen fuel cell vehicle according to claim 1, characterized in that: the control system further comprises a vehicle networking module (9), a cloud platform (10) and a mobile phone (11), the vehicle networking module (9) is electrically connected with the hydrogen supply system controller (1), and the cloud platform (10) is in communication connection with the vehicle networking module (9) and the mobile phone (11) respectively;
the car networking module (9) remotely wakes up the hydrogen supply system controller (1) and communicates with the hydrogen supply system controller, and uploads data received from the hydrogen supply system controller (1) to the cloud platform (10) in real time;
the cloud platform (10) is used as a background to store the data uploaded by the Internet of vehicles module (9) and push the data to a mobile phone (11) of a user in real time;
the mobile phone (11) is used for receiving the fault information pushed by the cloud platform (10) and informing a user in time, and the user inquires the hydrogen concentration inside and outside the vehicle in real time through the mobile phone (11).
3. A hydrogen safety control system of a hydrogen fuel cell vehicle according to claim 2, characterized in that: the circuit faults include leakage faults and high voltage interlock circuit faults.
4. A hydrogen safety control system of a hydrogen fuel cell vehicle according to claim 2, characterized in that: the safety air bag controller (4) sends a collision signal to the hydrogen supply system controller (1) in a hard wire mode and a bus mode.
5. A hydrogen safety control system of a hydrogen fuel cell vehicle according to claim 2, characterized in that: the fuel cell system comprises an air compressor, a hydrogen circulating pump, a fuel PTC, a water pump, a fan and a voltage inspection module CVM.
6. A hydrogen safety control method of a hydrogen fuel cell vehicle is characterized in that: use of the hydrogen safety control system according to any one of claims 2 to 5.
7. The hydrogen safety control method of a hydrogen fuel cell vehicle according to claim 6, characterized in that: when a vehicle parks in a parking lot, the hydrogen supply system controller (1) detects that the hydrogen concentration inside or outside the vehicle is too high, the hydrogen leakage concentration signal is pushed to the cloud platform (10) through the vehicle networking module (9) in a wireless communication mode, the cloud platform (10) is pushed to a mobile phone (11) of a vehicle user in a wireless communication mode, and the hydrogen bottle opening electromagnetic valve (2) is immediately closed; when hydrogen leakage concentration is higher in the car, hydrogen supply system controller (1) transmits hydrogen leakage concentration signal to car body controller (7) simultaneously, car body controller (7) control window glass descends certain height, lets hydrogen can release outside the car fast.
8. The hydrogen safety control method of a hydrogen fuel cell vehicle according to claim 7, characterized in that: in normal running of the vehicle, any one of the following faults occurs: the hydrogen supply system controller (1) detects that the hydrogen concentration in the vehicle is too high, the safety air bag controller (4) detects that collision occurs, the fuel cell controller (6) detects that the fuel cell system has serious fault, and the vehicle controller (5) detects that the electric leakage of the vehicle or the high-voltage interlocking circuit has fault; the hydrogen leakage concentration signal is pushed to the cloud platform (10) through the internet of vehicles module (9) in a wireless communication mode, the cloud platform (10) is pushed to a mobile phone (11) of a vehicle user in a wireless communication mode, meanwhile, an alarm prompt is carried out on the combination instrument (8), the hydrogen bottle opening electromagnetic valve (2) is closed immediately, serious faults are sent to the vehicle control unit (5), the vehicle is controlled to be safely stopped and powered off as soon as possible by the vehicle control unit (5), and when the hydrogen leakage concentration in the vehicle is high, the vehicle body controller (7) controls the vehicle window glass to descend by a certain height, so that hydrogen can be quickly released out of the vehicle.
9. The hydrogen safety control method of a hydrogen fuel cell vehicle according to claim 7, characterized in that: the vehicle feeds back to the hydrogen supply system controller (1) in real time when the infrared module (3) detects that the hydrogenation gun is connected to the vehicle or is in a hydrogenation state, the hydrogen supply system controller (1) transmits a signal to the vehicle control unit (5), and the vehicle control unit (5) prohibits low-voltage and high-voltage electricity on the vehicle, starting and driving, so that the safety of the vehicle and a user is ensured.
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