CN116959292A - Traffic accident early warning system and early warning method thereof - Google Patents
Traffic accident early warning system and early warning method thereof Download PDFInfo
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- CN116959292A CN116959292A CN202311207478.7A CN202311207478A CN116959292A CN 116959292 A CN116959292 A CN 116959292A CN 202311207478 A CN202311207478 A CN 202311207478A CN 116959292 A CN116959292 A CN 116959292A
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- 206010039203 Road traffic accident Diseases 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000002159 abnormal effect Effects 0.000 claims abstract description 72
- 238000004088 simulation Methods 0.000 claims abstract description 34
- 230000001105 regulatory effect Effects 0.000 claims abstract description 7
- 230000032258 transport Effects 0.000 claims description 6
- 230000001276 controlling effect Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 15
- 230000006399 behavior Effects 0.000 description 6
- 238000004880 explosion Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0137—Measuring and analyzing of parameters relative to traffic conditions for specific applications
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
- G08G1/081—Plural intersections under common control
Abstract
The invention relates to the technical field of traffic accident early warning, in particular to a traffic accident early warning system and an early warning method thereof. The system comprises a target vehicle used for determining existence in a road, and further comprises an area influence simulation unit connected with the output end of the abnormal vehicle analysis unit, wherein the output end of the area influence simulation unit is also connected with a traffic state control unit, and the traffic state control unit is used for pre-regulating and controlling signal lamps in an accident secondary area and limiting the traffic state of the vehicle in the area. By simulating traffic accidents in the road and determining other areas which are affected by the traffic accidents, signal lamp tube control is carried out on the other areas, and the congestion condition of the traffic accidents on road traffic is reduced.
Description
Technical Field
The invention relates to the technical field of traffic accident early warning, in particular to a traffic accident early warning system and an early warning method thereof.
Background
In life, traffic accidents are almost seen in every place, the reasons for the traffic accidents are counted, and the traffic accidents usually cause the non-dead and immediate injury of drivers and passengers of vehicles.
Therefore, in order to realize early warning of car accidents, the traffic accidents of the car accidents are reduced, for example:
the Chinese patent publication No. CN110428638A discloses a dangerous driving behavior early warning method which is applied to network equipment and comprises the following steps: the base station/cell sends the running information of the user terminal on the expressway within the coverage area of the base station/cell to the early warning system, wherein the running information comprises the movement speed information of the user terminal and the event information of the user terminal entering the coverage area of the base station/cell; the early warning system judges whether the driving behavior of the user terminal belongs to dangerous driving behaviors, and after determining the type of dangerous driving to which the driving behavior belongs, the early warning system sends corresponding early warning commands to all base stations/cells to which the user terminal currently belongs and which pass before respectively; and each base station/cell transmits an early warning message corresponding to the early warning command to other user terminals in the coverage area of the base station/cell on the expressway. Correspondingly, a network device, a system, a device and a terminal are also disclosed, so that the problem that dangerous driving behaviors on a highway cannot be found in time and early-warned to a subsequent vehicle, so that serious traffic accidents can be caused is solved.
In the above scheme, the early warning is carried out to the passing base station and the cell by determining the vehicles with dangerous driving behaviors, but for some special cases, such as:
when there is a dangerous running vehicle in the road and there is a fault in the road in the running range of the vehicle and the vehicle cannot leave the position, when two vehicles approach to the collision (other vehicles running normally can get away from the dangerous vehicle after receiving early warning, but for the fault vehicle, even if the fault vehicle cannot immediately leave the area due to own fault, the probability of collision traffic accident between the fault vehicle and the dangerous vehicle is maximum), the situation can be influenced by the area, and what kind of control measures to be implemented on the area are not known at present (the situation that the failure to accurately implement the control measures can cause traffic accidents such as secondary and tertiary traffic accidents to the area, and cause traffic jam to occur, and the influence on areas with large traffic flow is even worse), so that when the situation is met, the situation cannot be treated and emergency treatment measures corresponding to the situation can not be conveniently carried out, and the control of the road safety precaution is inconvenient.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides the traffic accident early warning system and the early warning method thereof, which can effectively solve the problems that early warning and emergency treatment are inconvenient to be carried out on the situation when traffic accidents occur in the prior art.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
the invention provides a traffic accident early warning system, which comprises an abnormal vehicle analysis unit for determining that an abnormal running vehicle and a fault vehicle exist in a road, and setting the abnormal running vehicle and the fault vehicle as target vehicles, and further comprises:
the system comprises an area influence simulation unit connected with the output end of an abnormal vehicle analysis unit, wherein the area influence simulation unit is used for simulating a traffic accident generated by a target vehicle, so as to determine the position of the traffic accident, the position is set as an accident origin, whether dangerous goods are transported by the target vehicle or not and whether the road is in an overhead state or not are determined according to the abnormal vehicle analysis unit, so as to simulate the dangerous goods leakage state in the traffic accident, judge other positions influenced by the dangerous goods, set the position as an accident secondary place, and the output end of the area influence simulation unit is also connected with a traffic state control unit which regulates and controls signal lamps in the area according to the accident secondary place in advance, so that the traffic state of the vehicle in the area is limited.
Further, the abnormal vehicle analysis unit comprises a driving vehicle acquisition module for acquiring an abnormal driving vehicle and a fault vehicle in the road, and the output end of the driving vehicle acquisition module is connected with a driving path analysis module so as to analyze the driving path of the abnormal driving vehicle by the driving vehicle acquisition module and analyze whether the abnormal driving vehicle is behind the driving path of the fault vehicle.
Further, the travel path analysis module synchronously determines whether the abnormal travel vehicle and the failed vehicle are in adjacent or same lanes when determining the travel path of the travel vehicle acquisition module.
Further, the area influence simulation unit comprises a starting end accident simulation module for pre-simulating traffic accidents of an accident origin place, the output end of the starting end accident simulation module is connected with a secondary end accident positioning module, whether the target vehicle transports dangerous goods or not and whether the target vehicle is in an overhead state or not is analyzed through a driving vehicle acquisition module, and when the dangerous goods and the dangerous goods exist simultaneously, the secondary end accident positioning module judges an area influenced by leakage of the dangerous goods caused by the traffic accidents according to the traffic accidents simulated by the starting end accident simulation module and marks the area as an accident secondary origin place.
Further, the regional impact simulation unit further comprises a point pre-analysis module, wherein the point pre-analysis module is used for acquiring the overall weight of the target vehicle, and judging the position of the accident origin according to the overall weight of the target vehicle.
Further, the secondary accident positioning module is further used for collecting whether traffic turnouts and signal indicating equipment exist at the accident secondary place, and the traffic state control unit comprises a signal lamp pre-control module used for regulating and controlling the indication state of the signal lamp in the signal indicating equipment.
Further, the output end of the signal lamp pre-control module is connected with a control period releasing module, and the control period releasing module is used for releasing the signal lamp regulation and control state according to the traffic accident processing completion instruction uploaded in the traffic safety information management and control center.
Based on the above, the invention also provides an early warning method of the traffic accident early warning system, which at least comprises the following steps:
s1: determining an abnormal running vehicle and a fault vehicle existing in a road, and setting the abnormal running vehicle and the fault vehicle as target vehicles;
s2: simulating a target vehicle to generate a traffic accident, determining the position of the traffic accident, and setting the position as an accident origin;
s3: determining whether a target vehicle transports dangerous goods and whether the road is in an overhead state, so as to simulate a dangerous goods leakage state in a traffic accident, judging other positions influenced by the dangerous goods, and setting the positions as accident secondary places;
s4: the signal lamps in the area are regulated and controlled in advance according to the accident secondary ground, and the traffic state of the vehicles in the area is limited.
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
by collecting abnormal running vehicles and fault vehicles existing in the road, traffic accidents are simulated and generated through the initial end accident simulation module, and the secondary end accident positioning module determines the positions of the abnormal running vehicles and the fault vehicles affecting other areas according to traffic, so that accident early warning on accident origins and accident secondary origins is realized, and traffic personnel can conveniently control the areas.
When the accident is formed in a secondary way, an original signal lamp command is formed and regulated according to the real-time condition of the traffic accident, and traffic control is carried out on the road according to all red lamps and one-way lane green lamps, so that the traffic control is realized, the influence of the accident on vehicle driving caused by the secondary way is reduced, the secondary way traffic accident is reduced, and the problem that the road is blocked due to sealing when the secondary way is influenced by the traffic accident is solved, so that the frequent traffic accident is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
Fig. 1 is an overall block diagram of the module of the present invention.
Reference numerals in the drawings represent respectively:
an abnormal vehicle analysis unit; 101. a driving vehicle acquisition module; 102. a travel path analysis module;
a region influence simulation unit; 201. a starting end accident simulation module; 202. the point location pre-analysis module; 203. a secondary end accident positioning module;
30. a traffic state control unit; 301. a signal lamp pre-control module; 302. and a control period releasing module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention is further described below with reference to examples.
In an embodiment, referring to fig. 1: the traffic accident early warning system includes an abnormal vehicle analysis unit 10 for determining that an abnormal running vehicle and a faulty vehicle exist in a road, and sets both the abnormal running vehicle and the faulty vehicle as target vehicles, and further includes:
the area influence simulation unit 20 is connected with the output end of the abnormal vehicle analysis unit 10, the area influence simulation unit 20 is used for simulating a traffic accident generated by a target vehicle, so that the position of the traffic accident is determined, the position is set as an accident origin, whether dangerous goods are transported by the target vehicle or not and whether the road is in an overhead state or not are determined according to the abnormal vehicle analysis unit 10, so that the dangerous goods leakage state is simulated in the traffic accident, other positions influenced by the dangerous goods are judged, the position is set as an accident secondary origin, the output end of the area influence simulation unit 20 is also connected with the traffic state control unit 30, and the traffic state control unit 30 pre-regulates signal lamps in the area according to the accident secondary origin so as to limit the traffic state of the vehicle in the area; the abnormal vehicle analysis unit 10 determines in advance in the road that there are vehicles running abnormally and vehicles with faults, the cause of the faults of the faulty vehicles cannot be driven out of the position, and therefore the faulty vehicles are vehicles with the highest probability of generating traffic accidents with the vehicles running abnormally, because the faulty vehicles cannot be driven out of the position after receiving the early warning of the vehicles running abnormally, the self vehicles stay at the position due to the fault, so that a great accident risk is generated, therefore, the position where the target vehicles collide is defined as an accident origin in advance, namely the accident origin is simulated in advance through the area influence simulation unit 20, the traffic manager is indicated by the information through sending the accident origin to the traffic safety information management center, the traffic manager is convenient to provide response time for the traffic manager, emergency management measures are convenient to be made for the accident origin, and the traffic accident risk is further enlarged when the accident occurs is reduced;
analyzing whether dangerous goods are transported on the target vehicle and whether the accident origin is on a viaduct or not (the viaduct can be the viaduct or the highway with roads on the upper part and the lower part) by the abnormal vehicle analysis unit 10, when the dangerous goods are determined to exist and are on the viaduct, re-simulating the situation that the dangerous goods in the target vehicle leak by the pre-simulated traffic accident, and re-simulating according to the accident origin, namely simulating the state that the dangerous goods flow downwards along the viaduct according to the collision of the traffic accident, determining the road of the flowing dangerous goods influencing the lower part of the viaduct according to the gravity cause, determining the accident origin in the process, and indicating the traffic safety information management and control center in an information early warning mode, so that traffic personnel can conveniently make a management and control measure for the most accident origin, and further expanding the accident safety hidden trouble is reduced;
based on the above, by determining whether the road turnout and the traffic light signal exist at the accident site, when the traffic light signal exists, the traffic state control unit 30 sets a regulation command in advance for the traffic light signal at the accident site so that the traffic light signal at the accident site can be switched to an emergency state, vehicles in the road can pass through only one lane direction each time according to lanes (this is the regulation mode of the middle single line state), the situation that multiple vehicles collide in parallel in multiple directions is avoided, automatic emergency regulation of the accident site is realized, the probability of the accident site and the accident site accident re-occur is reduced, and the traffic jam state of the road in the area when the situation occurs is reduced accordingly.
In summary, the following describes the above technical scheme step by step:
the abnormal vehicle analysis unit 10 comprises a running vehicle acquisition module 101 for acquiring an abnormal running vehicle and a fault vehicle in a road, wherein the output end of the running vehicle acquisition module 101 is connected with a running path analysis module 102 so that the running vehicle acquisition module 101 analyzes the running path of the abnormal running vehicle and analyzes whether the running path is behind the running path of the fault vehicle; the driving vehicle collecting module 101 may collect data through a monitoring camera set in the road, and send the driving state of the vehicle to a traffic safety information management center according to whether the driving state of the vehicle is frequently pressed on the lane line or the vehicle frequently swings laterally in the preset lane to deviate from the lane, so as to record the vehicle with the situation as an abnormal driving vehicle, and acquire in real time whether the road direction of the abnormal driving vehicle has a fault vehicle stopped on the road.
The travel path analysis module 102 determines whether the abnormal travel vehicle and the failed vehicle are in adjacent or same lanes in synchronization when determining the travel path of the travel vehicle collection module 101; according to the above, in the traffic accident simulation of the faulty vehicle, the monitoring camera is also used to collect whether the abnormal running vehicle and the faulty vehicle are in adjacent or same lanes, and in one of the above cases, it is indicated that the risk of collision between the abnormal running vehicle and the faulty vehicle is increased, so that the probability of simulating the traffic accident by the regional influence simulation unit 20 is improved.
The area influence simulation unit 20 comprises a starting accident simulation module 201 for pre-simulating traffic accidents at an accident origin, wherein the output end of the starting accident simulation module 201 is connected with a secondary accident positioning module 203, whether the target vehicle transports dangerous goods or not and whether the target vehicle is in an overhead state or not is analyzed through a driving vehicle acquisition module 101, and when the target vehicle exists at the same time, the secondary accident positioning module 203 judges an area influenced by leakage of the dangerous goods caused by the traffic accidents according to the traffic accidents simulated by the starting accident simulation module 201 and marks the area as an accident secondary origin; for the analysis of whether the dangerous goods are transported by the target vehicle by the driving vehicle acquisition module 101, specifically, the acquired license plate number information is input to the traffic safety information management and control center for searching, because the vehicle can verify the goods carried by the vehicle when passing through a toll station, the vehicle information and the goods information are stored in the traffic safety information management and control center, so that whether the dangerous goods are transported by the target vehicle can be directly determined through the input search of the information. The liquid volume can be preset according to the liquid volume, when the liquid volume is 0-1 ton, the liquid volume can be set to be 10 meters which takes the accident place as the radius, when the liquid volume is 1-5 ton, the liquid volume can be set to be 20 meters which takes the accident place as the radius, when the liquid volume is 5-10 ton, the liquid volume can be set to be 30 meters which takes the accident place as the radius, in particular, the liquid flow simulation or the data substitution given in the traffic safety information management center can be set, because for the traffic safety information management center, a large amount of traffic accident data is stored in the traffic safety information management center, the traffic accident information can be counted into the database by traffic personnel, therefore, the data can be referenced to carry out the carrying-in judgment, therefore, the data can be directly obtained and used by the abnormal vehicle analysis unit 10, and will not be described in detail herein), when a traffic accident occurs, the situation that the damage of two vehicles causes liquid leakage is high probability, and the influence of the liquid leakage is extremely large, so in order to further reduce the potential safety hazard caused by the accident, the method simulates the leakage state in advance, and can predict that traffic personnel can make corresponding control in advance, so as to reduce the potential safety hazard; for example: the system can broadcast and early-warning management and control on the accident secondary ground, the driving is decelerated, and a certain distance is reserved between adjacent vehicles, because the liquid leaks and adheres to the tires of the vehicles, the ground grabbing and friction force of the tires can be affected, the tires of the vehicles can slip in the driving process, or the area can be closed and controlled, the traffic of the vehicles is limited for the closed and control, and when the accident secondary ground is not on duty, people can be reminded of trip safety by broadcasting voice warning through the aid of the broadcasting.
The area impact simulation unit 20 further includes a point pre-analysis module 202, where the point pre-analysis module 202 is configured to obtain an overall weight of the target vehicle, determine a location of an accident origin according to the overall weight of the target vehicle, and determine an example of a manner of determination:
when the weight of the abnormal running vehicle is larger than that of the fault vehicle (the weight of the abnormal running vehicle is larger than the weight of the fault vehicle is set to be 0-1 ton, 1-3 ton, 3-5 ton, 5-10 ton and more than 10 ton), the abnormal running vehicle (or the fault vehicle) loads dangerous goods, the vehicle speed is the rated vehicle speed of a lane, the range of the accident origin is set when the abnormal running vehicle and the fault vehicle are positioned on adjacent lanes (the weight of the abnormal running vehicle is set to be 0-1 ton, the fault vehicle is set to be the center of a circle by 0-5m, the weight of the abnormal running vehicle is set to be 1-3 ton, the fault vehicle is set to be the center of a circle by 5-7m, the weight of the abnormal running vehicle is set to be the center of a circle by 7-10m, the fault vehicle is set to be the center of a circle by 5-10 ton, the abnormal running vehicle is set to be the center of a circle by 10-12m when the weight of the abnormal running vehicle is set to be more than 10 ton);
when the weight of the abnormal running vehicle is larger than that of the fault vehicle, the abnormal running vehicle (or the fault vehicle) is loaded with dangerous goods, the vehicle speed is the rated vehicle speed of the lane, and the abnormal running vehicle and the fault vehicle are in the same lane, setting a range interval of an accident origin (taking the fault vehicle as the center of a circle of 0-5 m);
when the weight of the abnormal running vehicle is larger than that of the fault vehicle, the abnormal running vehicle (or fault vehicle) loads dangerous goods, the vehicle speed exceeds the rated vehicle speed of the lane by 0-30KM/h, and the abnormal running vehicle and the fault vehicle are in the same lane, setting a range interval of an accident origin (the interval is 0-5 tons in the above, the area taking the fault vehicle as a circle center is 0-7m, the interval is 5-10 tons in the above, the area taking the fault vehicle as a circle center is 7-10m, and the area taking the fault vehicle as a circle center is 10-12m when the interval is larger than 10 tons);
when the weight of the abnormal running vehicle is larger than that of the fault vehicle, the abnormal running vehicle (or fault vehicle) loads dangerous goods, the vehicle speed exceeds the rated vehicle speed of a lane by 30-50KM/h, and the abnormal running vehicle and the fault vehicle are in the same lane, setting a range interval of an accident origin (the interval is 0-5 tons in the above, the area taking the fault vehicle as a circle center is 10-12m, the interval is 5-10 tons in the above, the area taking the fault vehicle as a circle center is 12-15m, and the area taking the fault vehicle as a circle center is 15-20m when the interval is larger than 10 tons);
when the weight of the abnormal running vehicle is smaller than that of the fault vehicle, the abnormal running vehicle (or the fault vehicle) is loaded with dangerous goods, the vehicle speed is the rated vehicle speed of the lane, and the abnormal running vehicle and the fault vehicle are in the same lane, setting a range section of an accident origin (a region taking the fault vehicle as the center of a circle by 0-5 m);
when the weight of the abnormal running vehicle is smaller than that of the fault vehicle, the abnormal running vehicle (or the fault vehicle) is loaded with dangerous goods, the vehicle speed exceeds the rated vehicle speed of the lane by 0-30KM/h, and the abnormal running vehicle and the fault vehicle are in the same lane, setting a range interval of an accident origin (an area taking the fault vehicle as a circle center by 5-7 m);
when the weight of the abnormal running vehicle is smaller than that of the fault vehicle, the abnormal running vehicle (or the fault vehicle) is loaded with dangerous goods, the vehicle speed exceeds the rated vehicle speed of the lane by 30-60KM/h, and the abnormal running vehicle and the fault vehicle are in the same lane, setting a range interval of an accident origin (an area taking the fault vehicle as a circle center of 7-10 m);
in the above, the determination manner of the present solution for the accident origin area is shown, for the above determination manner, the modification may be specifically performed according to the vehicle crash accident simulation experiment (or the data provided in the traffic safety information management and control center may be substituted for use) so as to provide an adapted determination interval for the data, so that the present solution does not make a specified limitation requirement for the data.
The secondary accident positioning module 203 is further configured to collect whether a traffic turnout and a signal indication device exist at the accident secondary place, and the traffic state control unit 30 includes a signal lamp pre-control module 301 configured to regulate and control a signal lamp indication state in the signal indication device; for the regulation and control mode of the signal lamp pre-control module 301, a traffic state is set according to whether a traffic accident explodes, when the explosion happens, the signal lamps in the traffic turnout are preset to be red lamp commands, all lanes are forbidden to pass, and the traffic accident secondary occurrence range area is limited; when no explosion occurs and no explosion or combustion accident is determined, the liquid leakage is only the above-mentioned liquid leakage (whether the explosion is usually obtained by actually surveying, judging and uploading traffic safety information management and control center by traffic personnel or not), the signal lamp control command in the scheme is in a preset emergency command state, and when the traffic safety information management and control center has the condition, the signal lamp control and control command can be automatically formed), and the signal lamp control and control command is in a single-row state, wherein the single-row state refers to: the traffic light of a lane of each time is regulated to be a green light, and the other traffic lights are red lights, so that the traffic of a single lane is limited each time, the traffic lights are turned to be green lights in turn, and the traffic lights are broadcasted to carry out information deceleration driving, so that the situation that the accident is caused to be excessively blocked due to the control of the sealing control for the accident is reduced, meanwhile, the traffic of a single lane is only carried out, the situation that vehicles of multiple lanes gather on the same lane is avoided, and the accident that the tires skid to collide again due to the fact that the vehicles turn too close and are influenced by liquid is avoided.
The output end of the signal lamp pre-control module 301 is connected with a control period releasing module 302, and the control period releasing module 302 is used for releasing the signal lamp regulation and control state according to the traffic accident handling completion instruction uploaded in the traffic safety information management and control center. After the traffic accident handling is completed, the traffic accident handling completion instruction uploaded by the traffic personnel can be obtained, the signal lamp regulation and control state of the signal lamp pre-control module 301 is released in real time, and the conventional signal lamp control instruction is restored.
Based on the above, the invention also provides an early warning method generated according to the traffic accident early warning system, which at least comprises the following steps:
s1: determining an abnormal running vehicle and a fault vehicle existing in a road, and setting the abnormal running vehicle and the fault vehicle as target vehicles;
s2: simulating a target vehicle to generate a traffic accident, determining the position of the traffic accident, and setting the position as an accident origin;
s3: determining whether a target vehicle transports dangerous goods and whether the road is in an overhead state, so as to simulate a dangerous goods leakage state in a traffic accident, judging other positions influenced by the dangerous goods, and setting the positions as accident secondary places;
s4: the signal lamps in the area are regulated and controlled in advance according to the accident secondary ground, and the traffic state of the vehicles in the area is limited.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; these modifications or substitutions do not depart from the essence of the corresponding technical solutions from the protection scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. A traffic accident early warning system including an abnormal vehicle analysis unit (10) for determining that an abnormal running vehicle and a faulty vehicle exist in a road, and setting both the abnormal running vehicle and the faulty vehicle as target vehicles, characterized by further comprising:
the system comprises an area influence simulation unit (20) connected with the output end of an abnormal vehicle analysis unit (10), wherein the area influence simulation unit (20) is used for simulating a traffic accident generated by a target vehicle, so as to determine the position of the traffic accident, the position is set as an accident origin, whether the target vehicle transports dangerous goods or not and whether the road is in an overhead state or not is determined according to the abnormal vehicle analysis unit (10), so as to simulate the dangerous goods leakage state in the traffic accident, other positions influenced by the dangerous goods are determined, the position is set as an accident origin, the output end of the area influence simulation unit (20) is also connected with a traffic state control unit (30), and the traffic state control unit (30) regulates and controls signal lamps in the area according to the accident origin in advance to limit the traffic state of the vehicle in the area.
2. The traffic accident warning system according to claim 1, wherein the abnormal vehicle analysis unit (10) includes a running vehicle collection module (101) for acquiring an abnormal running vehicle and a faulty vehicle in a road, and a running path analysis module (102) is connected to an output end of the running vehicle collection module (101) so that the running vehicle collection module (101) analyzes a running path of the abnormal running vehicle and analyzes whether it is behind a running path of the faulty vehicle.
3. The traffic accident warning system according to claim 2, wherein the travel path analysis module (102) determines whether the abnormal travel vehicle and the failed vehicle are in adjacent or same lanes in synchronization when determining the travel path of the travel vehicle collection module (101).
4. The car accident early warning system according to claim 2, characterized in that the area influence simulation unit (20) includes a start accident simulation module (201) for pre-simulating a traffic accident at an accident origin, an output end of the start accident simulation module (201) is connected with a secondary accident positioning module (203), whether the target vehicle is transporting dangerous goods and is in an overhead state is analyzed by a driving vehicle collection module (101), and when the dangerous goods are simultaneously present, the secondary accident positioning module (203) determines an area influenced by leakage of the dangerous goods due to the traffic accident according to the traffic accident simulated by the start accident simulation module (201) and marks the area as an accident origin.
5. The car accident warning system according to claim 4, wherein the area impact simulation unit (20) further comprises a point location pre-analysis module (202), the point location pre-analysis module (202) being configured to obtain an overall weight of the target vehicle, and determine the location of the accident origin based on the overall weight of the target vehicle.
6. The traffic accident warning system according to claim 4, characterized in that the secondary accident positioning module (203) is further configured to collect whether a traffic fork and a signal indication device exist at the accident site, and the traffic state control unit (30) includes a signal lamp pre-control module (301) configured to regulate the indication state of a signal lamp in the signal indication device.
7. The traffic accident early warning system according to claim 6, wherein the output end of the signal lamp pre-control module (301) is connected with a control period releasing module (302), and the control period releasing module (302) is configured to release the signal lamp regulation state according to a traffic accident handling completion instruction uploaded in the traffic safety information management and control center.
8. The pre-warning method of a car accident pre-warning system according to any one of claims 1 to 7, comprising at least:
s1: determining an abnormal running vehicle and a fault vehicle existing in a road, and setting the abnormal running vehicle and the fault vehicle as target vehicles;
s2: simulating a target vehicle to generate a traffic accident, determining the position of the traffic accident, and setting the position as an accident origin;
s3: determining whether a target vehicle transports dangerous goods and whether the road is in an overhead state, so as to simulate a dangerous goods leakage state in a traffic accident, judging other positions influenced by the dangerous goods, and setting the positions as accident secondary places;
s4: the signal lamps in the area are regulated and controlled in advance according to the accident secondary ground, and the traffic state of the vehicles in the area is limited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311207478.7A CN116959292B (en) | 2023-09-19 | 2023-09-19 | Traffic accident early warning system and early warning method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311207478.7A CN116959292B (en) | 2023-09-19 | 2023-09-19 | Traffic accident early warning system and early warning method thereof |
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| Publication Number | Publication Date |
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| CN116959292A true CN116959292A (en) | 2023-10-27 |
| CN116959292B CN116959292B (en) | 2023-12-01 |
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