CN101572009A - Traffic light system showing running states and running directions of lanes - Google Patents
Traffic light system showing running states and running directions of lanes Download PDFInfo
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- CN101572009A CN101572009A CNA2008101057957A CN200810105795A CN101572009A CN 101572009 A CN101572009 A CN 101572009A CN A2008101057957 A CNA2008101057957 A CN A2008101057957A CN 200810105795 A CN200810105795 A CN 200810105795A CN 101572009 A CN101572009 A CN 101572009A
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Abstract
The invention relates to a traffic light system showing running states and running directions of lanes, which is characterized in that the system comprises a plurality of signal-light combinations corresponding to lanes in every driving direction respectively; each signal-light combination comprises a red-arrow light, a green-arrow light, a yellow-arrow light and a blue-arrow light; the red-arrow lights, the green-arrow lights and the yellow-arrow lights are used for showing the real-time running states of corresponding intersections; and the blue-arrow lights are used for showing the real-time running directions of the corresponding intersections. The system has the advantages of automatically controlling the running direction and green-light time of each lane into intersections, effectively utilizing the traffic capacity of the intersections by controlling the direction and amount of traffic flow, reducing road jams and adapting to traffic control at urban road intersections, particularly jammed intersections.
Description
Technical field
The present invention relates to a kind of traffic lights system that shows lanes state and travel direction, adopt this system can change and control the transport condition and the travel direction in each track neatly.
Background technology
What existing traffic signal control system adopted is that each sails direction one cover traffic lights into, described traffic lights comprise red light, green light and amber light, basically all be the signal lamp that is regardless of travel direction, the signal lamp at part crossing adopts arrow lamp, be used to indicate and control the transport condition of different directions, sort signal lamp traffic lights system can be according to wagon detector (ground induction coil, video detector) the vehicle flowrate signal of detected corresponding porch, the green time of the current phase place of real-time regulated, reach the purpose that signal timing dial and vehicle flowrate are complementary, for example wagon detector detects certain porch, crossroad vehicle flowrate relatively the vehicle flowrate of other porch is big, then prolongs green light that should the porch is lighted the time.But along with the increase of urban motor vehicle, it is comparatively general that the crossing congestion phenomenon can appear in rush-hour, and vehicle is parked in the crossing, causes whole crossing congestion, so that whole crossing is inserted extremely, had a strong impact on the traffic capacity at crossing.
Summary of the invention
For overcoming the defective of prior art, the invention provides a kind of traffic lights system that shows lanes state and travel direction, adopt this method can control travel direction and the green time that sails each track, crossing into automatically, control the traffic capacity that two aspects effectively utilize the crossing by control wagon flow direction and vehicle flowrate, reduce the congestion of road.
The present invention realizes that the above-mentioned purpose technical scheme is: a kind of traffic lights system that shows lanes state and travel direction, comprise some each signal lamp that sails direction lane into combinations that correspond respectively to, described each signal lamp combination includes a red arrow lamp, a green arrow lamp, a yellow arrows lamp and a blue arrow lamp.
Also be provided with the central control system that is used to control each signal lamp, described central control system is connected with local traffic pick-up unit, detects the show state that data are determined each each signal lamp of track according to traffic.
The present invention is on the existing basis that is used to control the red greenish-yellow coston light of transport condition, increased a blue signal lamp that is used to show travel direction, and each sails the track into and all has a cover signal lamp combination, therefore can adjust the crossing at any time according to the jam situation of different roads locates the transport condition in each track (red greenish-yellow lamp state) direction and travel direction, when the congestion in road of a certain direction, minimizing can be sailed the track quantity of this road into, to subtract the track of getting off and change into other directions, make the vehicle in this track be waltzed through the crossing, effectively utilize path resource thus, improve the traffic capacity of urban road, alleviate the congestion in road situation.The present invention can build on the basis of existing traffic information system, changes the travel direction that the track is located at the crossing by traffic information center or on-the-spot people's police according to actual conditions, and the cost of increase is not high, is convenient to promote.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Embodiment
Referring to Fig. 1, the invention provides a kind of traffic lights system that shows lanes state and travel direction, comprise some each signal lamp that sails direction lane into combinations that correspond respectively to, described each signal lamp combination includes a red arrow lamp, a green arrow lamp, a yellow arrows lamp and a blue arrow lamp.
Also be provided with the central control system that is used to control each signal lamp, described central control system is connected with local traffic pick-up unit, detects the show state that data are determined each each signal lamp of track according to traffic.
Described blue arrow lamp is in order to continue to show the real time running direction in this track to people, so that people select the track according to driveway travel directions.
Described central control system can adopt multiple mode to gather traffic signals, and carries out Signal Processing, determines the real time running state and the travel direction in each track, and corresponding red greenish-yellow lamp of control and blue lamp show.Be specially:
(1) collects and gathers the traffic congestion situation in each highway section, city by traffic information center;
(2) the local traffic pick-up unit (ground induction coil detection system, video camera detection system etc.) by the crossing obtains local traffic;
(3) jam situation of sailing road on the direction into according to the different roads in crossing is adjusted the track quantity of sailing different roads into, for sailing the road cross that direction is blocked up into, reduces allowing the number of track-lines that sails into, changes the track of sailing other directions into into;
(4) show the travel direction in this track by the blue arrow lamp in each track;
(5) show the transport condition in this track by the red greenish-yellow lamp in each track.
Traffic traffic behavior display board can also be set, be suspended on crossing top, be used to show the traffic of relevant road, so that people select the road that suits.
Because driveway travel directions changes at any time, so the mark that travels that is drawn on the pavement of road will no longer adapt to, should be as the criterion with the demonstration of green arrow lamp.For the situation of not blocking up at ordinary times, do not need to change especially driveway travel directions, can no longer show, and be as the criterion with the carriageway surfacing mark by the green arrow lamp.
According to the change of road junction roadway travel direction, can change the pattern conversion of red greenish-yellow lamp, to be adapted to new driveway travel directions, the changing pattern of red greenish-yellow lamp can be according to prior art.
The demonstration of blue arrow lamp can be set by on-the-spot people's police's manual set-up mode.
For near the traffic congestion that only crossing, occurs, can adjust the changing pattern of driveway travel directions and red greenish-yellow lamp according to the congestion in all directions track, crossing.
By the communication of central control system and traffic information center, obtain the steering order of traffic information center, and produce video data in view of the above the traffic behavior display board, deliver to the traffic behavior display board and show.
Central control system is provided with manual control output unit, is used for on-the-spot people's police's field control.
Key point of the present invention is to change at any time the travel direction in track, can change the travel direction of road junction roadway thus neatly, and this change can determining according to the road traffic congestion, be used to limit the vehicle flowrate in some road or highway section, this restriction was compared with the red greenish-yellow lamp time of control, can more effectively utilize the clearance time, improve the traffic volume at crossing.And control mode can adopt any prior art, can also can also be suitable for the control of interim traffic control simultaneously according to the jam situation control of these crossing all directions according to the main congestion control in city, is arranged to the travel direction in some track forbidden.
Can adopt existing road management system for the supervision of the jam situation of these crossing all directions and signals collecting, the signal collecting device that is used to obtain traffic by video camera that all directions are set and ground induction coil etc. carries out signal to be adopted, and carries out data analysis by the central control system at this crossing and handles the go forward side by side control of runway travel direction and red greenish-yellow lamp and control.
Described central control system can adopt microprocessor, be provided with driveway travel directions control module and lanes status unit, it is discerned vehicle characteristics under the support of software and according to the travel speed of calculating each vehicle in the monitoring range interval time of the parallax and the consecutive frame of consecutive frame image, vehicle is closely arranged and travel speed is lower than certain value or when static in selection area, be judged as crossing congestion, adjust travel direction according to congestion status, show with the blue arrow lamp, and adjust red greenish-yellow lamp translative mode according to congestion status, control red greenish-yellow lamp state.
Be used to judge the selection area of crossing congestion so that can comprise in the crossing and sail out of direction and face a segment distance at crossing (for example 5-20 rice), concrete scope can be according to the concrete condition at traffic administration needs and each crossing, and machine simulation test and site test are determined as calculated, are not inserted with the traffic volume that guarantees crossing all directions maximum and crossing extremely to be as the criterion.Be used to judge that the travel speed value of blocking up also can rule of thumb determine with above-mentioned test method, and consider in the crossing and respectively sail out of the vehicle carrying capacity of direction road, for example can assert that travel speed is being the criterion of blocking up below 5 kilometers/hour.
Described camera for monitoring can be a panoramic camera, also can the time corresponding to the some video cameras that respectively sail out of the direction road, before green light is bright, absorb crossing and the corresponding traffic image that sails out of the direction road by panoramic camera or corresponding video camera, and this traffic image information sent into described microprocessor, after judging, be not under the situation of congestion status through microprocessor analysis.
On the basis of existing traffic signals management system, it is useful setting up and improving traffic information center, collect the traffic behavior of entire city by traffic information center, so that each crossing shows reference when these states are selected travel route for people, also determine the foundation of each driveway travel directions as the central control system at crossing.
Claims (10)
1. traffic lights system that shows lanes state and travel direction, it is characterized in that comprising some each signal lamp that sails direction lane into combinations that correspond respectively to, described each signal lamp combination includes a red arrow lamp, a green arrow lamp, a yellow arrows lamp and a blue arrow lamp.
2. the traffic lights system of demonstration lanes state as claimed in claim 1 and travel direction, it is characterized in that described red arrow lamp, green arrow lamp and yellow arrows lamp are used to show the real time running state of corresponding intersection, described blue arrow lamp is used to show the real time running direction of corresponding intersection.
3. the traffic lights system of demonstration lanes state as claimed in claim 2 and travel direction is characterized in that also being provided with the central control system that is used to control each signal lamp, and described central control system is connected with local traffic pick-up unit.
4. the traffic lights system of demonstration lanes state as claimed in claim 3 and travel direction is characterized in that described central control system also communicates by letter with traffic information center.
5. the traffic lights system of demonstration lanes state as claimed in claim 4 and travel direction is characterized in that described central control system adopts microprocessor.
6. the traffic lights system of demonstration lanes state as claimed in claim 5 and travel direction is characterized in that described central control system is provided with driveway travel directions control module and lanes status unit.
7. as the traffic lights system of claim 1,2,3,4,5 or 6 described demonstration lanes states and travel direction, it is characterized in that travel speed is in the criterion for blocking up below 5 kilometers/hour.
8. the traffic lights system of demonstration lanes state as claimed in claim 7 and travel direction is characterized in that also being provided with traffic traffic behavior display board, is suspended on the top, crossing, is used to show the traffic of relevant road.
9. the traffic lights system of demonstration lanes state as claimed in claim 8 and travel direction is characterized in that being provided with by on-the-spot people's police's manual set-up mode the demonstration of blue arrow lamp, and is preferential manually to be provided with.
10. the traffic lights system of demonstration lanes state as claimed in claim 9 and travel direction is characterized in that described local traffic pick-up unit is the video camera of all directions to be set and/or to be embedded in ground induction coil under each track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101057957A CN101572009A (en) | 2008-04-30 | 2008-04-30 | Traffic light system showing running states and running directions of lanes |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101057957A CN101572009A (en) | 2008-04-30 | 2008-04-30 | Traffic light system showing running states and running directions of lanes |
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| CN101572009A true CN101572009A (en) | 2009-11-04 |
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| CNA2008101057957A Pending CN101572009A (en) | 2008-04-30 | 2008-04-30 | Traffic light system showing running states and running directions of lanes |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103544842A (en) * | 2013-11-06 | 2014-01-29 | 王治理 | Four-color traffic signal lamp |
| CN104900072A (en) * | 2014-03-06 | 2015-09-09 | 杨绍鹏 | Intelligent guiding device |
| CN105225496A (en) * | 2015-09-02 | 2016-01-06 | 上海斐讯数据通信技术有限公司 | Road traffic early warning system |
| CN112419756A (en) * | 2020-11-20 | 2021-02-26 | 陕西国防工业职业技术学院 | Intelligent-transformation traffic intersection traffic indication system and method |
| CN113223322A (en) * | 2018-12-23 | 2021-08-06 | 合肥工业大学 | Lane traffic priority calculation method and urban comprehensive intelligent traffic system thereof |
| CN113299086A (en) * | 2021-04-27 | 2021-08-24 | 淮阴工学院 | Intelligent lane guidance system and control method thereof |
| CN113538933A (en) * | 2021-09-16 | 2021-10-22 | 智己汽车科技有限公司 | Intersection road selection method and equipment |
-
2008
- 2008-04-30 CN CNA2008101057957A patent/CN101572009A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103544842A (en) * | 2013-11-06 | 2014-01-29 | 王治理 | Four-color traffic signal lamp |
| CN104900072A (en) * | 2014-03-06 | 2015-09-09 | 杨绍鹏 | Intelligent guiding device |
| CN104900072B (en) * | 2014-03-06 | 2017-11-24 | 杨绍鹏 | A kind of intelligent steering device |
| CN105225496A (en) * | 2015-09-02 | 2016-01-06 | 上海斐讯数据通信技术有限公司 | Road traffic early warning system |
| CN113223322A (en) * | 2018-12-23 | 2021-08-06 | 合肥工业大学 | Lane traffic priority calculation method and urban comprehensive intelligent traffic system thereof |
| CN113223322B (en) * | 2018-12-23 | 2022-03-04 | 合肥工业大学 | Lane traffic priority calculation method and urban comprehensive intelligent traffic system thereof |
| CN112419756A (en) * | 2020-11-20 | 2021-02-26 | 陕西国防工业职业技术学院 | Intelligent-transformation traffic intersection traffic indication system and method |
| CN113299086A (en) * | 2021-04-27 | 2021-08-24 | 淮阴工学院 | Intelligent lane guidance system and control method thereof |
| CN113299086B (en) * | 2021-04-27 | 2022-03-29 | 淮阴工学院 | Intelligent lane guidance system and control method thereof |
| CN113538933A (en) * | 2021-09-16 | 2021-10-22 | 智己汽车科技有限公司 | Intersection road selection method and equipment |
| CN113538933B (en) * | 2021-09-16 | 2021-12-21 | 智己汽车科技有限公司 | Intersection road selection method and equipment |
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Open date: 20091104 |