CN217074031U - Vehicle-mounted hydrogen storage safety system of hydrogen energy automobile - Google Patents
Vehicle-mounted hydrogen storage safety system of hydrogen energy automobile Download PDFInfo
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- CN217074031U CN217074031U CN202220518856.8U CN202220518856U CN217074031U CN 217074031 U CN217074031 U CN 217074031U CN 202220518856 U CN202220518856 U CN 202220518856U CN 217074031 U CN217074031 U CN 217074031U
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Abstract
The utility model provides an on-vehicle hydrogen safety coefficient that stores up of hydrogen energy car, include: the device comprises a gas cylinder group, a first lateral square variable inductor (14) and a second lateral square variable inductor (15) which are respectively arranged at two sides of the gas cylinder group, a first longitudinal beam deformation inductor (12) arranged at the front end of the gas cylinder group, a second longitudinal beam deformation inductor (13) arranged at the rear end of the gas cylinder group and a driving control computer (11) arranged between the gas cylinder group and the first longitudinal beam deformation inductor (12); the driving control computer (11) is connected with the gas storage bottle group, the first longitudinal beam deformation sensor (12), the second longitudinal beam deformation sensor (13), the first side square deformation sensor (14) and the second side square deformation sensor. The explosion risk of the hydrogen storage equipment which is possibly generated when a large accident occurs is automatically processed through the induction system and the driving control computer.
Description
Technical Field
The utility model relates to an automobile safety technical field, concretely relates to on-vehicle hydrogen storage safety coefficient of hydrogen energy car.
Background
At present, most hydrogen energy automobiles adopt single gas storage equipment to store hydrogen, the hydrogen storage equipment in the form is large, the layout in the automobiles is inconvenient, the space utilization rate is low, and meanwhile, the safety disposal function of emergency conditions is mostly not provided. When a vehicle has a collision accident, the hydrogen gas storage device is converted into an irregular bomb without any doubt, and the explosion risk is extremely high.
In summary, the following problems exist in the prior art: the safety system of hydrogen powered vehicles is imperfect.
SUMMERY OF THE UTILITY MODEL
The technical problem solved by the utility model is how to solve the incomplete problem of the safety system of the hydrogen energy automobile.
In order to achieve the above object, the utility model provides an on-vehicle hydrogen storage safety coefficient of hydrogen energy car, include: the device comprises a gas storage cylinder group, a first lateral square variable inductor and a second lateral square variable inductor which are respectively arranged at two sides of the gas storage cylinder group, a first longitudinal beam deformation inductor arranged at the front end of the gas storage cylinder group, a second longitudinal beam deformation inductor arranged at the rear end of the gas storage cylinder group and a driving control computer arranged between the gas storage cylinder group and the first longitudinal beam deformation inductor;
the driving control computer is connected with the gas storage cylinder group, the first longitudinal beam deformation inductor, the second longitudinal beam deformation inductor, the first side square deformation inductor and the second side square deformation inductor.
Specifically, the gas storage bottle group includes:
a hydrogen cylinder and a nitrogen cylinder arranged in parallel with the hydrogen cylinder;
the hydrogen cylinders are provided with a plurality of hydrogen cylinders, and one end of each hydrogen cylinder is provided with a hydrogen injection pipe and an emptying pipe respectively;
the hydrogen injection pipes are connected in series, and the emptying pipes are connected in series;
one end of the nitrogen cylinder is provided with a nitrogen supplementing pipe;
the other end of the hydrogen cylinder is connected with the other end of the nitrogen cylinder in series through a purging pipeline, and a third electromagnetic valve is arranged on the purging pipeline; the other end of the hydrogen cylinder is also provided with an air supply pipe.
Specifically, the air supply pipe is provided with a second electromagnetic valve.
Specifically, the air supply pipe is connected with a fuel cell of an automobile.
Specifically, the emptying pipes are connected in series.
Specifically, a fourth electromagnetic valve is arranged at the emptying pipe, and the emptying pipe is communicated with the atmosphere.
Specifically, a first electromagnetic valve is arranged at the hydrogen injection air pipe.
Specifically, the number of the hydrogen cylinders is 4, and the number of the nitrogen cylinders is 1.
Specifically, the hydrogen injection air pipe, the emptying pipe and the nitrogen supplementing pipe are all arranged on the same side of the gas storage bottle group.
Specifically, the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the fourth electromagnetic valve are all in signal connection with the driving control computer.
The utility model has the advantages that: the utility model discloses a hydrogen storage facilities explosion risk that probably produces when large-scale accident takes place is handled in response system and driving control computer automation. And compare single gas cylinder and arrange more in a flexible way, effectively practice thrift and utilize the space, increase gaseous reserves to promote the continuation of the journey mileage, through arrange blow-down valve and drain on hydrogen gas storage equipment, be equipped with high-purity nitrogen gas simultaneously and sweep the gas cylinder, can sweep the response emergency to hydrogen gas cylinder under the emergency, reduce hydrogen gas storage equipment explosion risk. The electromagnetic valves with a plurality of one-way functions are arranged, so that the hydrogen explosion risk under the collision accident is responded, and the hydrogen explosion risk is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a vehicle-mounted hydrogen storage safety system of a hydrogen energy automobile provided by an embodiment of the invention. The reference numbers illustrate:
1. a hydrogen gas cylinder; 2. a nitrogen gas cylinder; 3. a hydrogen injection pipe; 4. a first solenoid valve; 5. a second solenoid valve; 6. a gas supply pipe; 7. a nitrogen replenishing pipe; 8. a third solenoid valve; 9. a fourth solenoid valve; 10. an emptying pipe; 11. a traveling control computer; 12. a first stringer deformation sensor; 13. a second stringer deformation sensor; 14. a first side square variable inductor; 15. a second side square variable inductor; 16. a signal transmission line; 21. and (5) purging the pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the embodiment of the present invention, as shown in fig. 1, a hydrogen energy automobile-mounted hydrogen storage safety system includes: the device comprises a gas cylinder group, a first lateral square deformation sensor 14 (namely a deformation sensor in a first lateral direction) and a second lateral square deformation sensor 15 (namely a deformation sensor in a second lateral direction) which are respectively arranged at two sides of the gas cylinder group, a first longitudinal beam deformation sensor 12 arranged at the front end of the gas cylinder group, a second longitudinal beam deformation sensor 13 arranged at the rear end of the gas cylinder group and a driving control computer 11 arranged between the gas cylinder group and the first longitudinal beam deformation sensor 12;
in order to quickly respond to the emergency treatment of the accident, all safety treatment actions are automatically controlled and completed by a driving control computer;
the driving control computer 11 is connected with the gas storage cylinder group, the first longitudinal beam deformation inductor 12, the second longitudinal beam deformation inductor 13, the first side square deformation inductor 14 and the second side square deformation inductor 15; in order to deal with all-directional collision accidents, deformation sensors are respectively arranged at the front end, the rear end and two side surfaces of the automobile;
the first side square variable inductor 14 and the second side square variable inductor 15 are symmetrically arranged; the first longitudinal beam deformation sensor 12 and the second longitudinal beam deformation sensor 13 are symmetrically arranged. In order to cope with all-directional collision accidents, deformation sensors are arranged at the front end, the rear end and two side surfaces of the automobile.
The gas storage cylinder group includes:
a hydrogen cylinder 1 and a nitrogen cylinder 2 arranged in parallel with the hydrogen cylinder 1;
a plurality of hydrogen cylinders 1 are arranged, and a plurality of gas cylinders with smaller volume are arranged to meet the space utilization rate in the lift truck; one end of the hydrogen cylinder 1 is respectively connected with a hydrogen injection pipe 3 and an emptying pipe 10;
one end of the nitrogen cylinder 2 is provided with a nitrogen supplementing pipe 7;
the other end of the hydrogen cylinder 1 is connected with the other end of the nitrogen cylinder 2 through a purging pipeline 21, and a third electromagnetic valve 8 is arranged on the purging pipeline 21 so as to control the gas conveniently; the other end of the hydrogen cylinder 1 is also provided with an air supply pipe 6.
The air supply pipe 6 is provided with a second electromagnetic valve 5. In order to ensure sufficient supply of hydrogen, the hydrogen cylinders are connected in series through pipelines;
the air supply pipe 6 is connected to a fuel cell of an automobile. In normal operation, only the gas supply pipe opens the second electromagnetic valve 5, and hydrogen gas is supplied to the fuel cell through the fuel cell gas supply pipe 6.
And a fourth electromagnetic valve 9 is arranged at the emptying pipe 10, and the emptying pipe 10 is communicated with the atmosphere. In the event of an emergency, the fourth solenoid valve 9 (hydrogen vent single phase solenoid valve) is opened and hydrogen is vented to atmosphere through vent 10.
The hydrogen injection pipe 3 is provided with a first electromagnetic valve 4.
The hydrogen cylinders 1 are provided with 4 hydrogen cylinders, so that the gas storage capacity is increased, and the endurance mileage is improved. The number of the nitrogen gas bottles 2 is 1. Effectively saving and utilizing space.
The hydrogen injection pipe 3, the emptying pipe 10 and the nitrogen supplementing pipe 7 are all arranged on the same side of the gas storage bottle group. Compact arrangement and reasonable utilization of space.
First solenoid valve 4, second solenoid valve 5, third solenoid valve 8, fourth solenoid valve 9 are one-way solenoid valve, and in order to prevent gaseous reverse cluster, all solenoid valves all have one-way function, deal with hydrogen explosion risk under the collision accident, reduce hydrogen explosion risk and take place.
The first electromagnetic valve 4, the second electromagnetic valve 5, the third electromagnetic valve 8 and the fourth electromagnetic valve 9 are in signal connection with the driving control computer 11, and the electromagnetic valves are in signal connection with the driving control computer through signal transmission lines 16.
The utility model discloses a hydrogen storage facilities explosion risk that probably produces when large-scale accident takes place is handled in response system and driving control computer automation. And compare single gas cylinder and arrange more in a flexible way, effectively practice thrift and utilize the space, increase gaseous reserves to promote the continuation of the journey mileage, through arrange blow-down valve and drain on hydrogen gas storage equipment, be equipped with high-purity nitrogen gas simultaneously and sweep the gas cylinder, can sweep the response emergency to hydrogen gas cylinder under the emergency, reduce hydrogen gas storage equipment explosion risk. The electromagnetic valves with a plurality of one-way functions are arranged, so that the hydrogen explosion risk under the collision accident is responded, and the hydrogen explosion risk is reduced.
Example 1:
a vehicle-mounted hydrogen storage safety system of a hydrogen energy automobile is shown in figure 1 and comprises a gas storage system, an induction system, a driving control computer and a signal transmission system.
Hydrogen is filled into the hydrogen cylinder 1 from a hydrogen filling air pipe 3, at the moment, only a first electromagnetic valve 4 (a single electromagnetic valve at a hydrogenation inlet) in the system is in an open state, and when the system works normally, only a second electromagnetic valve 5 (a single electromagnetic valve at a gas supply port) is opened, so that the hydrogen supplies gas to the fuel cell through the gas supply port of a fuel cell gas supply pipe 6; when an accident occurs in the driving process, the first longitudinal beam deformation sensor 12 or the second longitudinal beam deformation sensor 13 or the first side square deformation sensor 14 or the second side square deformation sensor 15 senses the accident, a signal is transmitted to the driving control computer 11 through a signal transmission line 16, the driving control computer 11 judges whether emergency treatment is needed through analysis of the accident, if the emergency treatment is needed, the driving control computer 11 controls the fourth electromagnetic valve 9 (a hydrogen emptying single-phase electromagnetic valve) to be opened through the signal transmission line 16, hydrogen in the hydrogen cylinder is emptied, when the pressure in the hydrogen cylinder is reduced to the normal pressure, the driving control computer controls the third electromagnetic valve 8 (a nitrogen purging single-phase electromagnetic valve) to be opened, the hydrogen cylinder is purged, high-purity nitrogen in the nitrogen cylinder 2 enters the single-phase electromagnetic valve 1 through the third electromagnetic valve 8, residual hydrogen in the hydrogen cylinder is purged to the atmosphere, and the hydrogen emptying electromagnetic valve is in an open state at the moment, and finishing the emergency treatment of the explosion risk of the hydrogen cylinder.
The utility model discloses a hydrogen storage facilities explosion risk that probably produces when large-scale accident takes place is handled in response system and driving control computer automation. And compare single gas cylinder and arrange more in a flexible way, effectively practice thrift and utilize the space, increase gaseous reserves to promote the continuation of the journey mileage, through arrange blow-down valve and drain on hydrogen gas storage equipment, be equipped with high-purity nitrogen gas simultaneously and sweep the gas cylinder, can sweep the response emergency to hydrogen gas cylinder under the emergency, reduce hydrogen gas storage equipment explosion risk. The electromagnetic valves with a plurality of one-way functions are arranged, so that the hydrogen explosion risk under the collision accident is responded, and the hydrogen explosion risk is reduced.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. For the utility model discloses a each component can make up each other under the condition of conflict not, and any technical personnel in the field do not deviate from the utility model discloses an equal change and the modification made under the prerequisite of the design and principle all should belong to the scope of the protection of the utility model.
Claims (10)
1. A vehicle-mounted hydrogen storage safety system of a hydrogen energy automobile is characterized by comprising: the device comprises a gas cylinder group, a first lateral square variable inductor (14) and a second lateral square variable inductor (15) which are respectively arranged at two sides of the gas cylinder group, a first longitudinal beam deformation inductor (12) arranged at the front end of the gas cylinder group, a second longitudinal beam deformation inductor (13) arranged at the rear end of the gas cylinder group and a driving control computer (11) arranged between the gas cylinder group and the first longitudinal beam deformation inductor (12);
the driving control computer (11) is connected with the gas storage bottle group, the first longitudinal beam deformation inductor (12), the second longitudinal beam deformation inductor (13), the first side square deformation inductor (14) and the second side square deformation inductor (15).
2. The vehicle-mounted hydrogen storage safety system of a hydrogen energy vehicle as claimed in claim 1, wherein the first side square variable inductor (14) and the second side square variable inductor (15) are symmetrically arranged; the first longitudinal beam deformation sensor (12) and the second longitudinal beam deformation sensor (13) are symmetrically arranged.
3. The vehicle-mounted hydrogen storage safety system of claim 1, wherein the gas storage cylinder group comprises:
a hydrogen cylinder (1) and a nitrogen cylinder (2) which is arranged in parallel with the hydrogen cylinder (1);
a plurality of hydrogen cylinders (1) are arranged, and one end of each hydrogen cylinder (1) is connected with a hydrogen injection pipe (3) and an emptying pipe (10) respectively;
one end of the nitrogen cylinder (2) is provided with a nitrogen supplementing pipe (7);
the other end of the hydrogen cylinder (1) is connected with the other end of the nitrogen cylinder (2) through a purging pipeline (21), and a third electromagnetic valve (8) is arranged on the purging pipeline (21); the other end of the hydrogen cylinder (1) is also provided with an air supply pipe (6).
4. A hydrogen-energy automobile-mounted hydrogen storage safety system according to claim 3, characterized in that a second electromagnetic valve (5) is arranged at the gas supply pipe (6); the air supply pipe (6) is connected with a fuel cell of an automobile.
5. A safety system for storing hydrogen on board a hydrogen-powered vehicle as claimed in claim 3, characterised in that a fourth solenoid valve (9) is provided at the vent pipe (10).
6. A hydrogen storage safety system for a hydrogen powered vehicle as claimed in claim 3, characterised in that the vent pipe (10) is vented to the atmosphere.
7. A vehicle-mounted hydrogen storage safety system of a hydrogen energy vehicle as claimed in claim 6, wherein the hydrogen injection pipe (3) is provided with a first electromagnetic valve (4).
8. The safety system for hydrogen storage on board a hydrogen-powered vehicle as claimed in claim 3, wherein there are 4 hydrogen cylinders (1) and 1 nitrogen cylinder (2).
9. The safety system for storing hydrogen in a vehicle carried by a hydrogen energy vehicle as claimed in claim 3, wherein the hydrogen injection pipe (3), the vent pipe (10) and the nitrogen supplementing pipe (7) are all arranged on the same side of the gas storage cylinder group.
10. The vehicle-mounted hydrogen storage safety system of a hydrogen energy automobile according to claim 7, wherein the first electromagnetic valve (4), the second electromagnetic valve (5), the third electromagnetic valve (8) and the fourth electromagnetic valve (9) are in signal connection with the driving control computer (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220518856.8U CN217074031U (en) | 2022-03-10 | 2022-03-10 | Vehicle-mounted hydrogen storage safety system of hydrogen energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220518856.8U CN217074031U (en) | 2022-03-10 | 2022-03-10 | Vehicle-mounted hydrogen storage safety system of hydrogen energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217074031U true CN217074031U (en) | 2022-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220518856.8U Active CN217074031U (en) | 2022-03-10 | 2022-03-10 | Vehicle-mounted hydrogen storage safety system of hydrogen energy automobile |
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| Country | Link |
|---|---|
| CN (1) | CN217074031U (en) |
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- 2022-03-10 CN CN202220518856.8U patent/CN217074031U/en active Active
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