CN111968385A - Special lamp control method and system for turning right of large automobile - Google Patents
Special lamp control method and system for turning right of large automobile Download PDFInfo
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- CN111968385A CN111968385A CN202010850856.3A CN202010850856A CN111968385A CN 111968385 A CN111968385 A CN 111968385A CN 202010850856 A CN202010850856 A CN 202010850856A CN 111968385 A CN111968385 A CN 111968385A
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/34—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction
- B60Q1/346—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction with automatic actuation
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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
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
- G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
-
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/167—Driving aids for lane monitoring, lane changing, e.g. blind spot detection
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
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Abstract
The invention provides a special light control method and a special light control system for the right turn of a large automobile, which comprise a large automobile detection camera arranged on a right turn lane, pedestrian and non-motor vehicle detection cameras arranged on pedestrian and non-motor vehicle lanes, a large automobile right turn signal control lamp arranged opposite to a driving road and a master control unit arranged on the side of the driving road; by planning the driving passing modes of pedestrians, non-motor vehicles and large automobiles at the intersection of right turn and straight going on the traffic signal management system, the large vehicles are commanded to turn right in real time, and traffic accidents caused by collision of the large vehicles with the pedestrians due to factors such as sight blind areas, poor wheel tracks and the like are avoided; meanwhile, the right turn of the large-scale automobile can be planned in real time according to the traffic flow of the same intersection in different time periods or different intersections, so that the traffic pressure is reduced, and the congestion is avoided.
Description
Technical Field
The invention relates to the field of traffic violation evidence obtaining and traffic management infrastructure, in particular to a special light control method and a special light control system for the right turn of a large automobile.
Background
The right turn of large automobiles (generally, trailers, large buses, cement concrete transport vehicles and the like) occurs in traffic practice due to traffic accidents caused by vision blind areas. Such incidents are generally due to traffic accidents caused by the fact that large automobiles turn right on small-radius roads due to poor wheel tracks of front and rear wheels and visual errors of pedestrians and non-motor vehicles; to avoid such a problem, it is necessary to enhance management of large-sized cars from the viewpoint of traffic management, in addition to adjustment of road sections.
At present, the right turn of domestic lamp-controlled intersections is not directly controlled, and right turn lanes are arranged on the rightmost side of a road, so that vehicles need to turn right at the intersections, and only pedestrians and non-motor vehicles on the right side need to be observed and then directly pass through the intersection; when a large automobile passes through the intersection, the automobile can be placed in the range of the automobile because of a vision blind area when the intersection is observed and the safety meaning of pedestrians and non-motor vehicles is thin and the automobile cannot see or know the huge wheeltrack difference when the large automobile turns right; meanwhile, when pedestrians and non-motor vehicles go out at a peak, the pedestrians and the non-motor vehicles are mutually crowded with large automobiles in a straight going way, so that traffic jam and traffic accidents are easily caused; therefore, the invention discloses a special lamp control system for the right turn of the large-sized automobile, so that the traffic accidents caused by the right turn of the large-sized automobile are reduced, and the traffic pressure caused by the conflict of straight going and right turning at the crossroad is relieved.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a method and a system for controlling a lamp special for the right turn of a large automobile.
In order to achieve the purpose, the invention adopts the following technical scheme:
a special lamp control method for the right turn of a large automobile comprises the following steps: pedestrian and non-motor vehicle detection areas are arranged on pedestrian and non-motor vehicle lanes, and a large automobile detection area is arranged on a right-turn lane.
And detecting whether pedestrians and non-motor vehicles exist in the detection areas of the pedestrians and the non-motor vehicles, and if the pedestrians and the non-motor vehicles do not exist in the detection areas of the pedestrians and the non-motor vehicles, setting the large-sized automobile right-turning signal control lamp to be in a yellow flashing mode, so that the large-sized automobile can turn right cautiously.
If the pedestrian and the non-motor vehicle exist in the detection area of the pedestrian and the non-motor vehicle, continuously detecting the detection area of the large automobile, if the large automobile exists in the detection area of the large automobile, setting the right turn signal control lamp of the large automobile to be in a red light mode, and forbidding the large automobile to turn right; if the large-scale automobile is detected not to exist in the large-scale automobile detection area, the large-scale automobile right turning signal control lamp is set to be in a yellow flashing mode, and the large-scale automobile which is not reached at a distance is reminded of turning to the right carefully.
The invention discloses a special light control system for turning right of a large automobile, which comprises a large automobile detection camera device arranged on a right-turn lane, pedestrian and non-motor vehicle detection camera devices arranged on pedestrian and non-motor vehicle lanes, a large automobile right-turn signal control light arranged opposite to a driving road and a master control unit arranged on the side of the driving road, wherein the large automobile detection camera device is arranged on the right-turn lane; the large-scale automobile detection camera device, the pedestrian and non-motor vehicle detection camera device are connected with the master control unit through a gigabit network cable, the large-scale automobile detection camera device is used for detecting a large-scale automobile on a right-turn lane, the pedestrian and non-motor vehicle detection camera device shoots and transmits high-definition video streams due to detecting pedestrians and non-motor vehicles on the lanes, and the high-scale automobile detection camera device, the pedestrian and non-motor vehicle detection camera device comprise a camera and a video device.
The master control unit is connected with the large-scale automobile right-turn signal control lamp through a wireless serial port module or a serial port line, the analysis result of the master control unit is used for controlling the lighting mode of the large-scale automobile right-turn signal control lamp, and the serial port line is a special serial port line (RS 485) generally.
The lamp control system can plan the driving conflict between pedestrians, non-motor vehicles and large-sized automobiles at the right turn and the straight crossing on the traffic signal management rule, reduce the occurrence of traffic accidents and relieve the congestion pressure caused by the traffic conflict.
Furthermore, the light-up mode of the large-sized automobile right-turn signal control lamp comprises a red light mode for forbidding right turn and a yellow flashing mode for cautious right turn, right turn is forbidden in the red light mode, and the large-sized automobile can only pass through under the condition of eliminating safety factors of pedestrians and non-motor vehicles.
Further, the switching process of the large automobile right turn signal control lamp between the red light mode and the yellow flashing mode is accompanied by a countdown indicator lamp, so that preparation time is provided for pedestrians, non-motor vehicles and large automobiles.
Furthermore, the large-scale automobile data automobile type is recorded in the master control unit system, real-time judgment can be carried out according to the detected automobile length, and whether a large-scale automobile exists or not is judged in a data source and on-site traffic conditions through double guarantee of data storage and monitoring implementation.
Furthermore, the pedestrian and non-motor vehicle detection camera device also detects pedestrians and non-motor vehicles in right turn lanes and front zebra crossing areas to form an arc-shaped wheel track difference area, namely a driver sight blind area caused by wheel rotation track difference, and the detection range of the pedestrian and non-motor vehicle detection camera device is expanded by considering the wheel track difference in the actual turning process of the large-sized automobile and the actual situation that the pedestrians and non-motor vehicles occupy pedestrian lanes and right turn lanes in the actual waiting traffic light process.
Furthermore, the pedestrian and non-motor vehicle detection camera device can also be provided with a pedestrian index, namely a pedestrian and non-motor vehicle number peak value or a pedestrian and non-motor vehicle stopping range peak value, different limit values are set according to different roads and different busy conditions in different time periods, and real-time traffic pressure is favorably relieved.
Compared with the prior art, the invention has the beneficial effects that: (1) the lamp control system plans the driving and passing modes of pedestrians, non-motor vehicles and large automobiles at the right turn and straight crossing on the traffic signal management rule, commands the large vehicles to turn right in real time, and avoids traffic accidents caused by factors such as sight blind areas, poor wheel tracks and the like of the large vehicles; (2) the large-scale vehicle is commanded to turn right in real time, the large-scale vehicle is commanded to turn right in real time through a signal lamp lighting mode according to the number of pedestrians and non-motor vehicles, the traffic flow of the same intersection in different time periods or different intersections can be planned in real time, the traffic pressure is reduced, and congestion is avoided.
Drawings
FIG. 1 is a schematic step diagram of example 1 of the present invention;
FIG. 2 is a schematic view of example 2 of the present invention;
FIG. 3 is a connection diagram of embodiment 2 of the present invention;
description of reference numerals: 1. the system comprises a large automobile detection camera device, a pedestrian and non-motor vehicle detection camera device, a general control unit, a large automobile right-turning signal control lamp, and an arc-shaped wheel track difference area.
Detailed Description
In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.
Referring to fig. 1, patent embodiment 1 of the present invention provides a method for controlling a lamp dedicated for a right turn of a large vehicle, including the following steps:
and S1, arranging pedestrian and non-motor vehicle detection areas on pedestrian and non-motor vehicle lanes, arranging a large automobile detection area on a right-turn lane, and setting the identification areas according to the real-time conditions of traffic intersections without making exact distance requirements.
S2, detecting whether pedestrians and non-motor vehicles exist in the detection areas of the pedestrians and the non-motor vehicles, if the pedestrians and the non-motor vehicles do not exist in the detection areas of the pedestrians and the non-motor vehicles, setting the large-sized automobile right turning signal control lamp to be in a yellow flashing mode, enabling the large-sized automobile to turn right cautiously, and needing cautiously passing when the large-sized automobile turns right and does not have the pedestrians and the non-motor vehicles and the large-sized automobile passes right; if there are pedestrians and non-motor vehicles in the pedestrian and non-motor vehicle detection area, proceed to S3.
S3, detecting whether a large automobile exists in the large automobile detection area, and if the large automobile exists in the large automobile detection area, setting a large automobile right turn signal control lamp to be in a red lamp mode; if no large automobile exists in the large automobile detection area, the large automobile right-turn signal control lamp is set to be in a yellow flashing mode, and under the condition that no pedestrian or non-motor vehicle exists in the pedestrian or non-motor vehicle lane, and no large automobile exists in the right-turn lane, the large automobile which does not reach the large automobile detection area in a distance is reminded of turning right cautiously.
Referring to fig. 2-3, another embodiment of the present invention is a light control system for a large-scale vehicle turning right, which is designed for the working principle of the embodiment of fig. 1, and will not be repeated herein, including a large-scale vehicle detection camera device 1 installed on a right-turn lane, a pedestrian and non-motor vehicle detection camera device 2 installed on a pedestrian and non-motor vehicle lane, a large-scale vehicle turning right signal control light 4 installed on the opposite side of a driving road, and a general control unit 3 installed on the side of the driving road.
The large-scale automobile detection camera device 1, the pedestrian and non-motor vehicle detection camera device 2 and the master control unit 3 are connected through a gigabit network cable, the large-scale automobile detection camera device 1 is used for detecting a large-scale automobile on a right-turn lane, and the pedestrian and non-motor vehicle detection camera device 2 shoots and transmits high-definition video streams for analysis by the master control unit 3 due to detection of pedestrians and non-motor vehicles on the lanes of the pedestrians and the non-motor vehicles.
The master control unit 3 is connected with a large-sized automobile right turn signal control lamp 4 through a wireless serial port module or a special serial port line (RS 485), and an analysis result is used for controlling a lamp lighting mode of a right turn signal lamp; the pedestrian and non-motor vehicle detection camera device 2 detects pedestrian lanes and large vehicle wheel track difference areas in real time, detects whether pedestrians exist or not, can detect the number of the pedestrians and the lane range occupied on the lanes and also comprises a large vehicle arc-shaped wheel track difference area 5, and simultaneously sends high-definition video streams to the master control unit 3; meanwhile, the large-scale automobile detection camera device 1 also detects a right-turn lane and sends a high-definition video stream to the master control unit 3, and the master control unit 3 analyzes the large-scale automobile information stored in the database and the set actual condition quantity of pedestrians and non-motor vehicles and gives a right-turn signal lamp lighting instruction.
The lighting modes of the large-sized automobile right-turn signal control lamp 4 comprise a red light mode for forbidding right turn and a yellow flashing mode for cautious right turn, the large-sized automobile is forbidden to turn right in the red light mode, and the large-sized automobile can only pass through when safety factors of pedestrians and non-motor vehicles are eliminated.
The switching process of the large automobile right turn signal control lamp 4 between the red light mode and the yellow flashing mode is accompanied by a countdown indicator lamp, so that preparation time is provided for pedestrians, non-motor vehicles and large automobiles.
The data vehicle type of the large-scale vehicle is recorded in the master control unit 3 system, and can be judged in real time according to the detected vehicle length, whether the large-scale vehicle exists is judged in a double mode from a data source and site traffic conditions through data storage and monitoring implementation, the large-scale vehicle refers to the vehicle with the total mass of 4.5t (including), the number of passengers (except drivers) of 20 persons (including) or the vehicle length of more than 6 m (including) in China, the vehicle length or the vehicle type of the large-scale vehicle stored in the database can be actually detected, and judgment is carried out through comparison of high-definition video streams.
The pedestrian and non-motor vehicle detection camera device 2 also detects pedestrians and non-motor vehicles in right-turn lanes and front zebra crossing areas to form an arc-shaped wheel track difference area 5, the detection range of the pedestrian and non-motor vehicle detection camera device 2 is expanded by considering the wheel track difference of the actual turning process of the large-sized automobile and the actual situation that the pedestrians and the non-motor vehicles occupy pedestrian lanes and right-turn lanes in the actual waiting traffic light process, meanwhile, the sight blind area of the large-sized automobile is also detected, and the danger occurrence probability is reduced.
The pedestrian and non-motor vehicle detection camera device 2 can also be provided with pedestrian indexes, namely, the number peak value of the pedestrians and the non-motor vehicles or the stop range peak value of the pedestrians and the non-motor vehicles, different limit values are set according to different roads and different busy conditions in different time periods, the situation that the pedestrians and the non-motor vehicles continuously pass to cause the master control unit 3 to judge that the pedestrians and the non-motor vehicles continuously exist is prevented, the right steering lamp is instructed to continuously emit the red light, the large-sized vehicle is continuously jammed, and the arrangement is favorable for relieving real-time traffic pressure while ensuring the driving safety when the large-sized vehicle and the pedestrians interact.
The present invention has been described in relation to the above embodiments, which are only exemplary of the implementation of the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. Rather, it is intended that all such modifications and variations be included within the spirit and scope of this invention.
Claims (7)
1. A special lamp control method for the right turn of a large automobile is characterized by comprising the following steps:
arranging pedestrian and non-motor vehicle detection areas on pedestrian and non-motor vehicle lanes, and arranging a large automobile detection area on a right-turn lane;
detecting whether pedestrians and non-motor vehicles exist in the detection areas of the pedestrians and the non-motor vehicles, if the pedestrians and the non-motor vehicles do not exist in the detection areas of the pedestrians and the non-motor vehicles, setting a large-sized automobile right-turning signal control lamp to be in a yellow flashing mode, and enabling the large-sized automobile to turn right cautiously;
if the pedestrian and the non-motor vehicle exist in the detection area of the pedestrian and the non-motor vehicle, continuously detecting whether a large-sized vehicle exists in the detection area of the large-sized vehicle, if the large-sized vehicle exists in the detection area of the large-sized vehicle, setting a right turn signal control lamp of the large-sized vehicle to be in a red light mode, and forbidding the large-sized vehicle to turn right;
if the large-scale automobile is detected not to exist in the large-scale automobile detection area, the large-scale automobile right turning signal control lamp is set to be in a yellow flashing mode, and the large-scale automobile turns to the right cautiously.
2. The utility model provides a special lamp control system of large automobile turns to right which characterized in that: the system comprises a large-scale automobile detection camera device arranged on a right-turn lane, pedestrian and non-motor vehicle detection camera devices arranged on pedestrian and non-motor vehicle lanes, a large-scale automobile right-turn signal control lamp arranged opposite to a traffic road and a master control unit arranged on the side of the traffic road;
the large-scale automobile detection camera device and the pedestrian and non-motor vehicle detection camera device are connected with the master control unit through gigabit network cables, the large-scale automobile detection camera device is used for detecting a large-scale automobile on a right-turn lane, and the pedestrian and non-motor vehicle detection camera device is used for shooting and transmitting high-definition video streams for analysis by the master control unit due to detection of pedestrians and non-motor vehicles on the non-motor lane;
the master control unit is connected with the large-sized automobile right-turn signal control lamp through a wireless serial port module or a serial port line, and the analysis result of the master control unit is used for controlling the lighting mode of the large-sized automobile right-turn signal control lamp.
3. The lamp control system for the right turn of the large vehicle as claimed in claim 2, wherein: the lighting mode of the large-sized automobile right turn signal control lamp comprises a red lamp mode for forbidding right turn and a yellow flashing mode for cautious right turn.
4. The lamp control system for the right turn of the large vehicle as claimed in claim 2, wherein: the large automobile right turn signal control lamp is accompanied with a countdown indicator lamp in the switching process between the red light mode and the yellow flashing mode.
5. The lamp control system for the right turn of the large vehicle as claimed in claim 2, wherein: the large-scale automobile data automobile type is recorded in the master control unit system, and can also be judged in real time according to the detected automobile length.
6. The lamp control system for the right turn of the large vehicle as claimed in claim 2, wherein: the pedestrian and non-motor vehicle detection camera device also detects pedestrians and non-motor vehicles in right-turn lanes and front zebra crossing areas to form an arc-shaped wheel track difference area.
7. The lamp control system for the right turn of the large vehicle as claimed in claim 2, wherein: the pedestrian and non-motor vehicle detection camera device can also set a pedestrian index, namely a pedestrian and non-motor vehicle number peak value or a pedestrian and non-motor vehicle stopping range peak value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010850856.3A CN111968385A (en) | 2020-08-21 | 2020-08-21 | Special lamp control method and system for turning right of large automobile |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010850856.3A CN111968385A (en) | 2020-08-21 | 2020-08-21 | Special lamp control method and system for turning right of large automobile |
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| CN111968385A true CN111968385A (en) | 2020-11-20 |
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| CN202010850856.3A Pending CN111968385A (en) | 2020-08-21 | 2020-08-21 | Special lamp control method and system for turning right of large automobile |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115311872A (en) * | 2022-07-11 | 2022-11-08 | 浙江中控信息产业股份有限公司 | Right turn signal optimization method under intelligent holographic intersection scene |
| CN115691161A (en) * | 2022-10-25 | 2023-02-03 | 江苏航天大为科技股份有限公司 | Large vehicle right turn lamp control system |
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|---|---|---|---|---|
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| CN115691161A (en) * | 2022-10-25 | 2023-02-03 | 江苏航天大为科技股份有限公司 | Large vehicle right turn lamp control system |
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