CN115394118A - Vehicle early warning method - Google Patents
Vehicle early warning method Download PDFInfo
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- CN115394118A CN115394118A CN202210967192.8A CN202210967192A CN115394118A CN 115394118 A CN115394118 A CN 115394118A CN 202210967192 A CN202210967192 A CN 202210967192A CN 115394118 A CN115394118 A CN 115394118A
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- 230000003213 activating effect Effects 0.000 claims abstract description 10
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- 238000007405 data analysis Methods 0.000 claims description 3
- 206010039203 Road traffic accident Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
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- G08G1/164—Centralised systems, e.g. external to vehicles
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Abstract
The invention relates to the field of automobiles, in particular to a vehicle early warning method, which comprises the following steps: acquiring current state information of a vehicle in real time, judging whether to activate information acquisition equipment on the vehicle according to the acquired vehicle information, and activating the information acquisition equipment on the vehicle to acquire the current geographic environment information and the current geographic position information of the vehicle when the judgment is yes; and querying traffic data of passing vehicles in a preset time range and a preset distance range of the current position of the vehicle from a database by using the geographic environment information and the geographic position information of the vehicle, and sending warning information to a driver according to the traffic data so as to improve the driving safety.
Description
Technical Field
The invention relates to the field of automobiles, in particular to a vehicle early warning method.
Background
With the development of technology, automatic driving and assistant driving are more and more, and the driving experience of a user is better and better; however, the existing automatic driving and assistant driving technologies are still immature, and when facing a complex environment, a variable environment, especially an emergency situation, the automatic driving and assistant driving of the vehicle often have a large safety risk, and when facing the complex environment, the variable environment, especially the emergency situation, how to ensure the safety of the vehicle and the personnel in the vehicle is very important.
In view of the above problems, no effective solution has been proposed.
Disclosure of Invention
In order to improve the safety of intelligent driving, a vehicle early warning method is proposed, and the method comprises the following steps:
acquiring the current state information of the vehicle in real time, judging whether to activate the information acquisition equipment on the vehicle according to the acquired vehicle information,
if so, activating the information acquisition equipment on the vehicle to acquire the current geographic environment information and the current geographic position information of the vehicle;
and inquiring traffic data of passing vehicles in a preset time range and a preset distance range of the current position of the vehicle from a database by using the geographic environment information and the geographic position information of the vehicle, and sending warning information to a driver according to the traffic data.
Preferably, the method further comprises: after the information acquisition equipment on the vehicle is activated, the vehicle condition information of the vehicle is also acquired, and whether the vehicle has an accident or not is judged according to the vehicle condition information of the vehicle;
and if so, sending first warning information, and uploading the vehicle condition information of the vehicle, the geographic position information of the vehicle and the geographic environment information to the database.
Preferably, the vehicle condition information of the vehicle includes: the system comprises vehicle running speed information, vehicle running deflection angle information, vehicle running acceleration information, vehicle backing information and chassis levelness information of the vehicle.
Preferably, the vehicle condition information further includes state information of wheels of the vehicle.
Preferably, the state information of the wheel includes: the height of the rotation center of the wheel relative to the ground below the wheel changes, and the distance of the rotation center of the wheel relative to a preset point on the vehicle changes.
Preferably, the information acquisition device on the vehicle is activated when the absolute value of the change in height of the center of rotation of the wheel with respect to the ground below the vehicle is greater than a second preset value, or when the change in distance of the center of rotation of the wheel with respect to a preset point on the vehicle is greater than a third preset value.
Preferably, the vehicle travel information further includes an in-vehicle temperature value of the vehicle.
Preferably, when the temperature value in the vehicle cabin of the vehicle is greater than a preset temperature value, the information acquisition device on the vehicle is activated.
Preferably, the preset distance range of the vehicle is as follows: a range within a fourth preset value centered on the vehicle; the preset time range is as follows: a range within a fifth preset value of time before the vehicle downloads data from the database;
the accident data of the passing vehicles in the preset time range in the preset vehicle range comprises the following steps:
the total number of accident data of passing vehicles in the preset time range of the vehicles in the preset range;
the number of accidents when the vehicle running speed is higher than a first preset speed and the percentage of the number of the accidents in the total number of the accident data are calculated;
the number of accidents when the vehicle running speed is lower than a second preset speed and the percentage of the number of the accidents in the total number of the accident data are calculated;
the number of accidents when the deflection angle of the vehicle driving direction is larger than a first preset angle within a first preset time and the percentage of the accident number in the total number of the accident data are calculated;
the accident number when the absolute value of the vehicle running acceleration is larger than a first preset value and the percentage of the accident number in the total number of the accident data are calculated;
the number of accidents when the position of the vehicle when stopped is in a no-parking area and the percentage of the number of accidents to the total number of accident data;
and the number of accidents when the vehicle is backed and the percentage of the number of the accidents in the total number of the accident data.
The present invention also provides an electronic device, including:
the storage module is used for storing the data acquired by the information acquisition equipment in the vehicle early warning method;
and the data analysis module is used for analyzing the data acquired by the information acquisition equipment.
The invention also provides a vehicle which comprises a display device, a sound device and the electronic device, wherein the display device can display the accident data of the passing vehicle within the preset distance range of the vehicle and within the preset time range, the vehicle condition information and the geographical position information of the vehicle, which are downloaded from the database.
According to the invention, the traffic data of the positions of the wheels are obtained through the geographic environment information and the geographic position information of the vehicle and are sent to the driver, and meanwhile, the warning information is sent out by the driver according to the vehicle condition information, so that the driving safety of the driver is improved; and when the geographical environment information and the geographical position information are acquired, the weather information outside the vehicle is acquired simultaneously, and warning information is sent out according to the weather information.
Drawings
FIG. 1 is a flow chart of a vehicle warning method according to an embodiment of the invention.
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in other sequences than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
As shown in fig. 1, a vehicle warning method is proposed, which includes: acquiring current state information of a vehicle in real time, judging whether to activate information acquisition equipment on the vehicle according to the acquired vehicle information, and activating the information acquisition equipment on the vehicle to acquire the current geographic environment information and the current geographic position information of the vehicle when the judgment is yes; and inquiring traffic data of passing vehicles in a preset time range and a preset distance range of the current position of the vehicle from the database by using the geographic environment information and the geographic position information of the vehicle, and sending warning information to the driver according to the traffic data. Continuously acquiring vehicle condition information of a vehicle through a vehicle-mounted camera, a sensor and the like, judging that the state of the vehicle is abnormal when the acquired vehicle condition information is compared with preset vehicle condition information and the difference is within a first preset range, and activating information acquisition equipment carried by the vehicle, wherein the information acquisition equipment at least comprises various sensors, a camera and recording equipment; meanwhile, according to the positioning system, the current geographic position information and the geographic environment information of the vehicle are obtained, the traffic accident data of the passing vehicles in the preset range of the current geographic position and the preset time range are obtained, the accidents are classified, and the traffic accident data are sent to the driver.
Preferably, the method further comprises: after the information acquisition equipment on the vehicle is activated, the vehicle condition information of the vehicle is also acquired, and whether the vehicle has an accident or not is judged according to the vehicle condition information of the vehicle; and when the acquired vehicle condition information is compared with the preset vehicle condition information and the difference is within a second preset range, judging that the vehicle has an accident, namely if the vehicle is judged to be the accident, sending out warning information, and uploading the acquired vehicle condition information, the geographic position information and the geographic environment information of the vehicle to the database.
Preferably, the vehicle condition information of the vehicle includes: the method comprises the following steps of (1) vehicle running speed information, vehicle running deflection angle information, vehicle running acceleration information, vehicle backing information and chassis levelness information of a vehicle;
when the vehicle running speed is higher than the first preset speed, or,
when the vehicle running speed is less than the second preset speed, or,
when the vehicle running deflection angle is larger than the first preset angle within the first preset time, or,
when the absolute value of the vehicle running acceleration is greater than the first preset value,
when the position at which the vehicle is stopped is within the parking prohibition area,
when the vehicle is reversed, the information-gathering device on the vehicle is activated.
Preferably, the vehicle condition information further includes state information of wheels of the vehicle; the state information of the wheel includes: the height of the rotation center of the wheel relative to the ground below the wheel is changed, and the distance of the rotation center of the wheel relative to a preset point on the vehicle is changed; and when the absolute value of the change of the height of the rotation center of the wheel relative to the ground below the vehicle is greater than a second preset value, or when the change of the distance of the rotation center of the wheel relative to a preset point on the vehicle is greater than a third preset value, activating the information acquisition equipment on the vehicle. The height change of the rotating center of the wheel relative to the ground below the wheel can reflect the tire air pressure of the wheel and whether the vehicle quickly passes through the bulge on the ground or not, the rotating center height of the wheel is reduced when the air pressure is too low, when the vehicle quickly passes through the bulge on the ground, the wheel is quickly extruded, and the height of the rotating center of the wheel from the ground (also the peak of the bulge) is also reduced; the distance between the rotation center of the wheel and a preset point on the vehicle is changed, the distance change can obtain whether the wheel is loose, when the wheel is loose, the distance between the rotation center of the wheel and a certain point on the vehicle (such as a fixed point on a chassis) is inevitably changed, and the distance is generally increased as the wheel is generally arranged on the side of the vehicle; when the absolute value of the height change of the rotation center of the wheel relative to the ground below the vehicle is greater than the second preset value, the second preset value can be preset and can be set according to road conditions, or when the distance change of the rotation center of the wheel relative to the preset point on the vehicle is greater than the third preset value, the third preset value cannot be adjusted generally.
Preferably, the vehicle travel information further includes an in-vehicle temperature value of the vehicle; when the temperature value in the compartment of the vehicle is greater than a preset temperature value, activating information acquisition equipment on the vehicle; when the stability in the vehicle is too high, it has a large influence on the driving of the driver.
When obtaining the current information of the vehicle in real time, can also obtain the outside weather conditions of vehicle in real time, weather conditions include: air temperature, air pressure, air humidity, whether it is raining or snowing, and whether it is hail; activating the information acquisition device when at least one of the following conditions is satisfied: the actual temperature exceeds the preset temperature, the real-time air pressure is greater than or less than the preset air pressure, the real-time air humidity is greater than the preset humidity, the rainfall and the rainfall are greater than the preset rainfall, the snowfall and the snowfall are greater than the preset snowfall, the thickness of the snow on the ground exceeds the preset thickness, and hailstones appear.
Whether the information acquisition equipment is activated or not can be judged by combining the weather condition information and the vehicle condition information; such as: when the air temperature is lower than the first preset air temperature or the high-pressure second air temperature and the running speed of the vehicle is higher than a third preset speed, activating the information acquisition equipment, wherein the third preset speed is lower than the first preset speed; the influence of the external temperature of the vehicle on the ground holding force of the tire and the tire pressure of the tire is large, and the combination of the external air temperature of the vehicle and the vehicle speed can be used as a precondition for whether the information acquisition equipment is activated or not;
when the air humidity is greater than a first preset humidity or the rainfall is greater than the first preset rainfall and less than a second preset rainfall and the vehicle running deflection angle is greater than a second preset angle within a second preset time, activating the information acquisition equipment; the second preset time is longer than the first preset time, and the second preset angle is smaller than the first preset angle; when the air humidity is higher, the road surface is smoother, and when the rainfall is within a certain range, the road surface is smoother; considering the deflection angle within a certain time by combining the road surface condition caused by air, the deflection angle can be used as a precondition for whether the information acquisition equipment is activated or not;
when the air humidity is greater than a second preset humidity or the rainfall is greater than a third preset rainfall and less than a fourth preset rainfall, the information acquisition equipment is activated when the absolute value of the vehicle running acceleration is greater than a second preset value; the acceleration of the vehicle is related to the grip of the tires, and the air humidity, the rainfall and the acceleration can be used as the precondition for whether the information acquisition equipment is activated or not;
preferably, the preset distance range of the vehicle is as follows: a range within a fourth preset value centered on the vehicle; the preset time range is as follows: the range within the fifth preset value time before the vehicle downloads the data from the database; the fourth preset value can be adjusted, such as 50 meters and 100 meters; the fifth preset value can be adjusted, for example, one month or three months.
The accident data of the passing vehicles in the preset time range in the preset vehicle range comprises the following steps:
the total number of accident data of passing vehicles in a preset time range within a preset range of the vehicles;
the number of accidents when the vehicle running speed is higher than a first preset speed and the percentage of the number of the accidents in the total number of the accident data are calculated;
the number of accidents when the vehicle running speed is lower than a second preset speed and the percentage of the number of the accidents in the total number of the accident data are calculated;
the accident number of the vehicle driving direction when the deflection angle is larger than the first preset angle in the first preset time and the percentage of the accident number in the total accident data are calculated;
the accident number when the absolute value of the vehicle running acceleration is larger than a first preset value and the percentage of the accident number in the total number of the accident data;
the number of accidents when the position of the vehicle when stopped is located in the no-parking area and the percentage of the number of accidents to the total number of accident data;
the number of accidents when the vehicle is backed and the percentage of the accidents to the total number of the accident data.
In a second aspect, the present invention also provides an electronic device, including:
the storage module is used for storing data acquired by information acquisition equipment in the vehicle early warning method; and the data analysis module is used for analyzing the data acquired by the information acquisition equipment.
In a third aspect, the present invention further provides a vehicle, including a display device, a sound device and an electronic device, where the display device is capable of displaying accident data of a passing vehicle within a preset distance range and within a preset time range, vehicle condition information of the vehicle, geographical location information of the vehicle, and geographical environment information of the vehicle, which are downloaded from a database; and a warning signal or voice prompt is sent to the driver through the vehicle-mounted sound equipment to prompt the danger of the current road section.
Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise construction, arrangements, or implementations described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (11)
1. A vehicle warning method, comprising:
acquiring the current state information of the vehicle in real time, judging whether to activate the information acquisition equipment on the vehicle according to the acquired vehicle information,
if so, activating the information acquisition equipment on the vehicle to acquire the current geographic environment information and the current geographic position information of the vehicle;
and inquiring traffic data of passing vehicles in a preset time range and a preset distance range of the current position of the vehicle from a database by using the geographic environment information and the geographic position information of the vehicle, and sending warning information to a driver according to the traffic data.
2. The vehicle warning method as claimed in claim 1, further comprising: after the information acquisition equipment on the vehicle is activated, the vehicle condition information of the vehicle is also acquired, and whether the vehicle has an accident or not is judged according to the vehicle condition information of the vehicle;
and if so, sending out warning information, and uploading the vehicle condition information of the vehicle, the geographic position information of the vehicle and the geographic environment information to the database.
3. The vehicle early warning method according to claim 2, wherein the vehicle condition information of the vehicle comprises: the system comprises vehicle running speed information, vehicle running deflection angle information, vehicle running acceleration information, vehicle backing information and chassis levelness information of the vehicle.
4. A vehicle warning method as claimed in claim 2, wherein the vehicle condition information further includes status information of wheels of the vehicle.
5. The vehicle warning method as claimed in claim 4, wherein the state information of the wheel includes: the height of the rotation center of the wheel relative to the ground below the wheel changes, and the distance of the rotation center of the wheel relative to a preset point on the vehicle changes.
6. The vehicle early warning method according to claim 5, wherein the information acquisition device on the vehicle is activated when an absolute value of a change in height of the center of rotation of the wheel with respect to a ground surface below the vehicle is greater than a second preset value or when a change in distance of the center of rotation of the wheel with respect to a preset point on the vehicle is greater than a third preset value.
7. The vehicle warning method according to claim 2, wherein the vehicle driving information further includes an in-cabin temperature value of the vehicle.
8. The vehicle early warning method according to claim 7, wherein the information acquisition device on the vehicle is activated when the temperature value in the vehicle cabin of the vehicle is greater than a preset temperature value.
9. The vehicle early warning method according to any one of claims 1 to 8, wherein the preset distance range of the vehicle is as follows: a range within a fourth preset value centered on the vehicle; the preset time range is as follows: a range within a fifth preset value of time before the vehicle downloads data from the database;
accident data of passing vehicles in the preset time range in the preset vehicle range comprises:
the total number of accident data of passing vehicles in the preset time range of the vehicles in the preset range;
the number of accidents when the vehicle running speed is higher than a first preset speed and the percentage of the number of the accidents in the total number of the accident data are calculated;
the number of accidents when the vehicle running speed is lower than a second preset speed and the percentage of the number of the accidents in the total number of the accident data are calculated;
the accident number of the vehicle driving direction when the deflection angle is larger than a first preset angle in a first preset time and the percentage of the accident number in the total accident data are calculated;
the accident number when the absolute value of the vehicle running acceleration is larger than a first preset value and the percentage of the accident number in the total number of the accident data are calculated;
the number of accidents when the position of the vehicle when stopped is in a no-parking area and the percentage of the number of accidents to the total number of accident data;
and the number of accidents when the vehicle is backed and the percentage of the number of the accidents in the total number of the accident data.
10. An electronic device, characterized in that the electronic device comprises:
a storage module, configured to store data collected by the information collecting device in a vehicle warning method according to any one of claims 1 to 9;
and the data analysis module is used for analyzing the data acquired by the information acquisition equipment.
11. A vehicle comprising a display device, an audio device, and an electronic device according to claim 10, wherein the display device is capable of displaying accident data of a passing vehicle within a preset distance range of the vehicle, the vehicle condition information, and the geographical location information of the vehicle, which are downloaded from the database, within a preset time range.
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| CN202210967192.8A CN115394118A (en) | 2022-08-12 | 2022-08-12 | Vehicle early warning method |
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| CN202210967192.8A CN115394118A (en) | 2022-08-12 | 2022-08-12 | Vehicle early warning method |
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| CN115394118A true CN115394118A (en) | 2022-11-25 |
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| CN202210967192.8A Pending CN115394118A (en) | 2022-08-12 | 2022-08-12 | Vehicle early warning method |
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