CN110796898A - Intelligent network beyond-visual-range curve risk prevention and control system - Google Patents
Intelligent network beyond-visual-range curve risk prevention and control system Download PDFInfo
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- CN110796898A CN110796898A CN201911162443.XA CN201911162443A CN110796898A CN 110796898 A CN110796898 A CN 110796898A CN 201911162443 A CN201911162443 A CN 201911162443A CN 110796898 A CN110796898 A CN 110796898A
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- G08—SIGNALLING
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- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
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Abstract
The invention discloses an intelligent network over-the-horizon curve risk prevention and control system, which comprises: the system comprises a control chip, an RSU dual-mode road side unit, vehicle-mounted OBU equipment, a detection device and an Internet of vehicles platform; one end of the RSU dual-mode road side unit is in control connection with the vehicle-mounted OBU equipment through the vehicle networking platform, the other end of the RSU dual-mode road side unit is connected with the detection device, the detection device converts detected speed information into digital information to be transmitted to the RSU dual-mode road side unit, and the RSU dual-mode road side unit transmits in-vehicle information early warning to the vehicle-mounted OBU equipment through judgment. Through the mode, the intelligent network over-the-horizon curve risk prevention and control system controlled by the program integrates the integration of networking, chip, sensing, image recognition, data operation, all-weather visibility and other technologies under the new generation communication technology condition, is stable and reliable, is an active measure for actively preventing traffic accidents on the high-risk road section of the curve, and has good practical significance.
Description
Technical Field
The invention relates to a curve risk prevention and control system, belongs to the technical field of traffic safety, and particularly relates to an intelligent network over-the-horizon curve risk prevention and control system.
Background
Curves, especially curves of expressways, expressway on-off ramps, and curves of road traffic junctions are often accompanied by slopes, trees, level-crossing roads, and the like, and have the characteristic of high-risk environment of traffic accidents. The traditional method is to install speed-limiting and inducing reflective signs and to mark lines to guide vehicles to pass safely. The main traffic accident risk is shown as follows: firstly, the driving track and the turning radius are easy to generate control errors depending on the perception of a driver; secondly, the travel distance of the front vision blind area is short, and identification of an emergency or a complex road condition is difficult; thirdly, pedestrians and vehicles passing through the road intersected with the front plane have the 'ghost probe' characteristic and cannot be urgently avoided; and fourthly, the information of the illuminated signs is insufficient due to the influence of the angle, the gradient and the weather visibility of the vehicle lights.
Disclosure of Invention
The invention mainly solves the technical problem of how to provide an intelligent network over-the-horizon curve risk prevention and control system which integrates the technologies of networking, chip, sensing, image recognition, data operation, all-weather visualization and the like under the new generation of communication technology, is stable and reliable, is an active measure for actively preventing traffic accidents on high-risk curves and has good practical significance.
In order to solve the technical problems, the invention adopts a technical scheme that: the utility model provides an intelligent network beyond visual range bend risk prevention and control system, intelligent network beyond visual range bend risk prevention and control system include: control chip, RSU bimodulus road side unit, on-vehicle OBU equipment, detection device and car networking platform. One end of the RSU dual-mode road side unit is in control connection with the vehicle-mounted OBU equipment through the vehicle networking platform, the other end of the RSU dual-mode road side unit is connected with the detection device, the detection device converts detected speed information into digital information to be transmitted to the RSU dual-mode road side unit, and the RSU dual-mode road side unit transmits in-vehicle information early warning to the vehicle-mounted OBU equipment through judgment.
The intelligent network connection over-the-horizon curve risk prevention and control system further comprises a sound reminding device, a warning device, a mark light-emitting device and a screen display device. The sound reminding device, the warning device, the mark light-emitting device and the screen display device are respectively connected with the detection device in a control mode.
The sign light-emitting device comprises a pedestrian crossing device, a parking yielding device and a linear inducing device, and the screen display device is positioned at the plane intersection at the front end of the road curve. When the system detects that a vehicle enters a curve, the control chip sends an instruction to the screen display device, and the screen display device informs pedestrians or non-motor vehicles of coming in the curve.
In a specific embodiment, when the system detects that a vehicle enters a curve, the control chip sends a command to the linear induction device, and meanwhile, the screen display device is in an active light-emitting working state, flickers in a tracking mode, provides road boundary outline perception for a vehicle driver, and transmits information to the vehicle-mounted OBU device, so that speed reduction driving is achieved.
In a specific embodiment, the screen display device comprises a screen display type broadcaster and a character warning device, when the system detects that a vehicle enters a curve, the control chip sends an instruction to the screen display type broadcaster, and informs pedestrians or non-motor vehicles of coming and avoiding in the curve through the character warning device and the screen display type broadcaster.
In one embodiment, when the system detects that a pedestrian and a non-motor vehicle are about to enter or are passing through the front plane of a road curve, the detection device sends the detected detection information to the vehicle-mounted OBU device through the RSU dual-mode road side unit, and the vehicle is prompted to automatically decelerate or the driver actively decelerates until the vehicle stops and lets go.
In one embodiment, when the system detects that the pedestrian and the non-motor vehicle are about to enter or are passing through the intersection of the front end plane of the curve, the control chip sends a command to the parking yielding device to enable the screen display device to be in an active light-emitting working state, and the screen display device flickers at high frequency to request the vehicle to park and yield.
In a specific embodiment, when the system detection device detects that the vehicle with the possibly out-of-control accelerated speed is detected, the detection device sends the detected detection information to the vehicle-mounted OBU equipment in the adjacent space through the RSU dual-mode road side unit, so that the vehicle is automatically decelerated or the driver actively decelerates until the vehicle is avoided.
In a specific embodiment, when the system detection device detects that the vehicle may be out of control due to the over speed, the detection device sends the detected detection information to the vehicle-mounted OBU equipment in the adjacent space through the RSU dual-mode road side unit, so that the vehicle automatically or the driver actively decelerates until the vehicle is avoided.
In a specific embodiment, a speed measuring radar and an all-weather video image recognition device are arranged in the detection device.
In one embodiment, the linear induction device is provided with a sensor.
In one embodiment, the warning device is configured as a warning post or a warning stake.
In one embodiment, the sign light emitting device is an I2V sign light emitting device.
In one embodiment, the warning device is an I2V warning device.
The invention has the beneficial effects that: the method integrates the integration of networking, chip, sensing, image recognition, data operation, all-weather visualization and other technologies under the condition of a new generation of communication technology, is stable and reliable, is an active measure for actively preventing traffic accidents on high-risk road sections of curves, and has good practical significance.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a schematic structural diagram of an embodiment of the intelligent network over-the-horizon curve risk prevention and control system according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the drawings, in an embodiment of the present invention, an intelligent network over-the-horizon curve risk prevention and control system is provided, where the intelligent network over-the-horizon curve risk prevention and control system includes: the system comprises a control chip, an RSU dual-mode road side unit, vehicle-mounted OBU equipment, a detection device and an Internet of vehicles platform; one end of the RSU dual-mode road side unit is in control connection with the vehicle-mounted OBU equipment through the vehicle networking platform, the other end of the RSU dual-mode road side unit is connected with the detection device, the detection device converts detected speed information into digital information and transmits the digital information to the RSU dual-mode road side unit, and the RSU dual-mode road side unit transmits the in-vehicle information early warning to the vehicle-mounted OBU equipment through judgment;
the intelligent network connection over-the-horizon curve risk prevention and control system further comprises a sound reminding device, a warning device, a mark light-emitting device and a screen display device, wherein the warning device is set as a warning post or a warning pile, and the sound reminding device, the warning device, the mark light-emitting device and the screen display device are respectively connected with the detection device in a phase control mode. The sign light-emitting device comprises a pedestrian crossing device, a parking yielding device and a linear inducing device, wherein a sensor is arranged in the linear inducing device. The sign light-emitting device is an I2V sign light-emitting device, and the warning device is an I2V warning device.
The screen display device is positioned at the plane intersection at the front end of the road curve; when the system detects that a vehicle enters a curve, the control chip sends an instruction to the screen display device, and the screen display device informs pedestrians or non-motor vehicles of coming in the curve. And the detection device is internally provided with a speed measuring radar and an all-weather video image recognition device.
When the system detects that a vehicle enters a curve, the control chip sends an instruction to the linear induction device, meanwhile, the screen display device is in an active light-emitting working state, the screen display device flickers in a tracking mode, road boundary outline perception is provided for a vehicle driver, and information is transmitted to the vehicle-mounted OBU device, so that speed reduction driving is achieved.
The screen display device comprises a screen display type broadcaster and a character warning device, when the system detects that a vehicle enters a curve, the control chip sends an instruction to the screen display type broadcaster, and informs pedestrians or non-motor vehicles through the character warning device and the screen display type broadcaster, and the curve comes and is noticed to avoid.
When the system detects that the pedestrian and the non-motor vehicle are about to enter or pass through the intersection of the front end plane of the road curve, the detection device sends the detected detection information to the vehicle-mounted OBU device through the RSU dual-mode road side unit, and the vehicle is informed to be prompted to automatically decelerate or the driver actively decelerates until the vehicle stops and lets the vehicle run.
When the system detects that pedestrians and non-motor vehicles are about to enter or pass through a plane intersection at the front end of a curve, the control chip sends an instruction to the parking yielding device, so that the screen display device is in an active light-emitting working state, flashes at high frequency, and requires the vehicles to park and give way.
When the system detection device detects that the acceleration of the vehicle is possibly out of control, the detection device sends the detected detection information to the vehicle-mounted OBU equipment in the adjacent space through the RSU dual-mode road side unit, so that the vehicle is automatically decelerated or a driver actively decelerates until the vehicle is avoided.
When the system detection device detects a vehicle with the possible out-of-control over-speed, the detection device sends the detected detection information to the vehicle-mounted OBU equipment in the adjacent space through the RSU dual-mode road side unit, so that the vehicle is automatically decelerated or a driver actively decelerates until the vehicle is avoided.
In a specific implementation process, the RSU dual-mode roadside unit is a C-V2X RSU (road sideunit) dual-mode roadside unit, the linear induction device is a sicon I2V linear induction mark, and the parking and passing device is an I2V parking and passing mark.
Therefore, the system components of the intelligent network over-the-horizon curve risk prevention and control system are as follows: hua is C-V2X RSU (roadside unit) dual-mode road side unit, Saikang I2V linear induction mark, I2V parking yield mark, all-weather video image recognition device, screen display type broadcaster, speed measuring radar and car networking platform.
The working principle of the system is as follows:
when the system detects that the vehicle enters a curve:
1. the system control chip sends an instruction to the corresponding linear induction mark provided with the sensor, the panel is started to display the active light-emitting working state, the tracking type twinkles, road boundary outline perception is provided for a vehicle driver, and the vehicle runs at a reduced speed.
2. The system control chip sends an instruction to a screen display type voice broadcast device at a plane intersection at the front end of the curve, and informs pedestrians or non-motor vehicles of coming and avoiding at the curve through jumping subtitles and voice broadcast.
(II) when the system detects that the pedestrian and the non-motor vehicle are about to enter or pass through the intersection of the front end plane of the curve:
1. the event information is sent to a vehicle-mounted OBU (on Board Unit) device through the RSU, so that the vehicle is actively informed to be prompted to automatically decelerate or the driver actively decelerates until the vehicle stops and gives a drive.
2. The system control chip sends an instruction to a corresponding parking yielding mark provided with a sensor, the panel is started to display an active light-emitting working state, and the vehicle is flashed at high frequency and is required to park and yield.
(III) when the speed measuring radar detects that the acceleration of the vehicle is out of control:
the event information is sent to vehicle-mounted OBU (on Board Unit) equipment in an adjacent space through the RSU, so that the vehicle is actively informed to be prompted to automatically decelerate or the driver actively decelerates until safe avoidance is achieved.
And (IV) when the speed measuring radar detects that the vehicle possibly out of control at the over speed:
the event information is sent to vehicle-mounted OBU (on Board Unit) equipment in an adjacent space through the RSU, so that the vehicle is actively informed to be prompted to automatically decelerate or the driver actively decelerates until safe avoidance is achieved.
And fifthly, the whole event information transmission process is recorded in the Internet of vehicles platform in real time, and the Internet of vehicles platform can know the working state of the whole system facility in real time.
Therefore, the invention has the following advantages:
the sentry type automatic pedestrian and vehicle detection device is arranged, and the beyond-visual-range awareness under the condition of a visual blind area or insufficient visual range is realized;
the integration of networking, chip, sensing, image recognition, data operation, all-weather visibility and other technologies under the condition of a new generation of communication technology is stable and reliable;
thirdly, data interaction among vehicles, roads, pedestrians and environments is formed in a complex interaction space, real-time online and mutual agreement giving are achieved;
the panel display active light-emitting technology solves the problem of dependence on vehicle light visual identification mark information, and improves the safety sight distance;
and (V) the active measures for actively preventing traffic accidents on the high-risk road sections are taken.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (12)
1. The utility model provides an intelligence networking beyond visual range bend risk prevention and control system which characterized in that includes: the system comprises a control chip, an RSU dual-mode road side unit, vehicle-mounted OBU equipment, a detection device and an Internet of vehicles platform; one end of the RSU dual-mode road side unit is in control connection with the vehicle-mounted OBU equipment through the vehicle networking platform, the other end of the RSU dual-mode road side unit is connected with the detection device, the detection device converts detected speed information into digital information and transmits the digital information to the RSU dual-mode road side unit, and the RSU dual-mode road side unit transmits the in-vehicle information early warning to the vehicle-mounted OBU equipment through judgment;
the intelligent network connection over-the-horizon curve risk prevention and control system further comprises a sound reminding device, a warning device, a mark light-emitting device and a screen display device, wherein the sound reminding device, the warning device, the mark light-emitting device and the screen display device are respectively connected with the detection device in a control mode;
the sign light-emitting device comprises a pedestrian crossing device, a parking yielding device and a linear inducing device, and the screen display device is positioned at the plane intersection at the front end of the road curve; when the system detects that a vehicle enters a curve, the control chip sends an instruction to the screen display device, and the screen display device informs pedestrians or non-motor vehicles of coming in the curve.
2. The system of claim 1, wherein when the system detects that a vehicle enters a curve, the control chip sends an instruction to the linear induction device, and the screen display device is in an active light-emitting working state, blinks in a tracking mode, provides road boundary profile perception for a vehicle driver, and transmits information to the vehicle-mounted OBU device, so that deceleration driving is achieved.
3. The system of claim 2, wherein the screen display device comprises a screen display type broadcaster and a text alarm device, and when the system detects that a vehicle enters a curve, the control chip sends an instruction to the screen display type broadcaster, and informs pedestrians or non-motor vehicles of the coming vehicle and the avoiding vehicle in the curve through the text alarm device and the screen display type broadcaster.
4. The intelligent network over-the-horizon curve risk prevention and control system as claimed in claim 1, wherein when the system detects that the pedestrian and the non-motor vehicle are about to enter or are passing through the intersection of the front end plane of the road curve, the detection device sends the detected detection information to the vehicle-mounted OBU device through the RSU dual-mode road side unit, and the vehicle is prompted to automatically decelerate or the driver actively until the vehicle is stopped and the vehicle is allowed to run.
5. The system of claim 1, wherein when the system detects that the pedestrian or the non-motor vehicle is about to enter or is passing through a front end plane intersection of the curve, the control chip sends a command to the parking yielding device to make the screen display device in an active light-emitting working state, flicker at high frequency, and request the vehicle to park and yield.
6. The system according to claim 1, wherein when the system detection device detects a vehicle with a possibly out-of-control acceleration, the detection device sends the detected detection information to the vehicle-mounted OBU equipment in the adjacent space through the RSU dual-mode road side unit, so that the vehicle is automatically decelerated or the driver actively decelerates until the vehicle is avoided.
7. The system according to claim 1, wherein when the system detection device detects a vehicle with an excessive speed that may be out of control, the detection device sends the detected detection information to an on-board OBU device in an adjacent space through the RSU dual-mode roadside unit, so that the vehicle is automatically or actively decelerated by the driver until the vehicle is avoided.
8. The system according to claim 1, wherein a speed radar and an all-weather video image recognition device are disposed in the detection device.
9. The system according to claim 1, wherein a sensor is disposed in the linear induction device.
10. The system according to claim 1, wherein the warning device is configured as a warning post or a warning stake.
11. The system according to claim 1, wherein the sign illuminator is an I2V sign illuminator.
12. The intelligent network connection water section early warning system as claimed in claim 1, wherein the warning device is an I2V warning device.
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| CN201911162443.XA CN110796898A (en) | 2019-11-25 | 2019-11-25 | Intelligent network beyond-visual-range curve risk prevention and control system |
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Cited By (1)
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Address after: 210000 9/10 Floor, Building 2, Sancai Building, No. 10 Yongzhi Road, Qinhuai District, Nanjing, Jiangsu Province Applicant after: Jiangsu Kechuang Internet of Vehicles Industry Research Institute Co.,Ltd. Applicant after: NANJING SKY TRAFFIC SAFETY TECHNOLOGY Co.,Ltd. Address before: 210000 9/10 Floor, Building 2, Sancai Building, No. 10 Yongzhi Road, Qinhuai District, Nanjing, Jiangsu Province Applicant before: JIANGSU KECHUANG TRAFFIC SAFETY INDUSTRY RESEARCH INSTITUTE Co.,Ltd. Applicant before: NANJING SKY TRAFFIC SAFETY TECHNOLOGY Co.,Ltd. |
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Application publication date: 20200214 |