CN103198679A - Intelligent anti-overflow system of urban lamp controlled intersection - Google Patents
Intelligent anti-overflow system of urban lamp controlled intersection Download PDFInfo
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- CN103198679A CN103198679A CN2013101179048A CN201310117904A CN103198679A CN 103198679 A CN103198679 A CN 103198679A CN 2013101179048 A CN2013101179048 A CN 2013101179048A CN 201310117904 A CN201310117904 A CN 201310117904A CN 103198679 A CN103198679 A CN 103198679A
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Abstract
The invention relates to a detection control system, in particular to an intelligent anti-overflow system of an urban lamp controlled intersection. The system comprises a downstream detecting module, a signal processor and a light emitting diode (LED) displayer, wherein the downstream detecting module is used for collecting speed signals of the downstream direction. An output end of the downstream detecting module is connected with an input end of the signal processor, and an output end of the signal processor is connected with the LED displayer. According to the structure, not only the circumstance of upstream traffic flow of the lamp controlled intersection needs to be concerned, but also the downstream traffic condition of the lamp controlled intersection needs to be concerned constantly, (intelligent) traffic signal phases and green radio are adjusted automatically accordingly, intelligent distribution of the traffic flow is achieved, and the problem of traffic tie-up in local area of a city caused by overflow (serious traffic jam) of the lamp controlled intersection is solved. On condition that overflow of the lamp controlled intersection is avoided, the phases and the green radio of the traffic signals can be adjusted adaptively according to the number of upstream vehicles, passing efficiency of the urban lamp controlled intersection can be improved, environmental pollution can be reduced, and the control purpose of safe and smooth transportation is achieved.
Description
Technical field
The present invention relates to a kind of detection control system, the anti-spilled system of lamp control crossing, especially a kind of city intelligence.
Background technology
Traffic lights (traffic lights) are the time of stipulating to go up the photochromic signal of mutual change, are arranged at and hand over fork in the road or other particular locations, in order to wayleave is assigned to vehicle drive people and pedestrian, its whereabouts of control and the traffic control facility that turns to.Be a traffic control facility by power operation, with red, yellow, green tri coloured lantern number or be aided with sound equipment, literal indication vehicle and pedestrian and stop, noting and advance, be located at and hand over fork in the road or other necessary places.
Along with developing rapidly of domestic city, the incompatible contradiction of urban road situation and the size of population that increases fast and motor vehicle quantity is more and more outstanding, and the situation of air pollution, traffic congestion has badly influenced urban function ground and brought into play.Especially when lamp control crossing downstream direction, certain situation takes place and when causing blocking up, do not pay close attention to the traffic of lamp control crossing downstream direction because of general traffic signal system, so when the direction green light phase place of blocking up arrives, system continues to give right-of-way (green light signals), cause vehicle to get lodged in lamp control crossing central authorities, cause traffic to overflow.After a period of time, direction obtains right-of-way (green light signals) in addition, and whether the vehicle of this direction no matter can pass through, generally all can advance to forward can't walk any longer till, cause serious traffic to overflow.Thereby near the regional area traffic that causes being associated this lamp control crossing is seriously blocked up or traffic paralysis.At this moment, relieve traffic congestion, the releasing traffic is overflowed and is blocked up, and can only rely on a large amount of police strength, and inefficiency is consuming time longer.
At present, advanced self-adaptation traffic coordinating system such as systems such as Australian SCATS, Britain Real-time Simulation System SCOOT mostly adopt send a car quantity and this crossing, upstream how to let pass smoothly and be the control target of system in the world.And the present situation in domestic most city is people's car mixed flow, traffic complexity, disturbs the enchancement factor of traffic control system many, and the control target of said system realizes difficulty at Chinese city.
Summary of the invention
The objective of the invention is to, a kind of real-time monitoring is provided, effectively prevents the detection control system of blocking up stopped up.
The technical solution adopted for the present invention to solve the technical problems is: the anti-spilled system of lamp control crossing, a kind of city intelligence, comprise for detected downstream module, signal processor, the light-emitting diode display of gathering the downstream direction vehicle speed signal, the output terminal of detected downstream module is connected with the input end of signal processor, and the output terminal of signal processor is connected with light-emitting diode display.
The further setting of the present invention is: also comprise current road acquisition module, the traffic light signal module of gathering current bus speed signal, the output terminal of current road acquisition module is connected with the input end of signal processor, and the output terminal of signal processor is connected with the traffic light signal module.
The further setting of the present invention is: the traffic light signal module comprises left lateral signal lamp, craspedodrome signal lamp, right lateral signal lamp, and left lateral signal lamp, craspedodrome signal lamp, right lateral signal lamp are connected with the output terminal of signal processor respectively.
Said structure not only will be paid close attention to upstream, lamp control crossing magnitude of traffic flow situation, the more important thing is the traffic that to pay close attention to downstream, lamp control crossing constantly, automatically adjust (intelligence) traffic signals phase place and split accordingly, accomplish the smart allocation traffic direction, solution is overflowed (traffic is seriously blocked up) causes traffic paralysis to the city regional area serious problems because of lamp control crossing, the present invention is stopping under the prerequisite of overflowing at lamp control crossing, can be according to the upstream quantity of sending a car, adjust phase place and the split of traffic signals adaptively, can improve lamp control crossing, city traffic efficiency, reduce environmental pollution, reach traffic safety, control purpose smoothly.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the theory diagram of embodiment;
Embodiment
With reference to figure 1 as can be known, lamp control crossing, a kind of city of the present invention anti-spilled system of intelligence, comprise for the detected downstream module of gathering the downstream direction vehicle speed signal, signal processor, light-emitting diode display, the output terminal of detected downstream module is connected with the input end of signal processor, the output terminal of signal processor is connected with light-emitting diode display, the output terminal of gathering the current road acquisition module of current bus speed signal is connected with the input end of signal processor, the output terminal of signal processor respectively with the left lateral signal lamp, the craspedodrome signal lamp, the right lateral signal lamp connects, the left lateral signal lamp, the craspedodrome signal lamp, the right lateral signal lamp constitutes the traffic light signal module.
The course of work of the present invention illustrates as follows:
Downstream direction arranges the detected downstream module apart from 30-50 rice, crossing at lamp control crossing; Updrift side arranges current road acquisition module at lamp control crossing, according to the crossing situation signal processor of traffic lights and traffic signals is set, and above the lane signal lamp transverse arm simple LED display can be set.Whether this display is mainly used in vehicle " the left lateral car enters the area to be transferred " or text prompt such as " the place ahead blocks up, and No entry ".The upstream and downstream traffic is connected with the input end of the signal processor of traffic signals at the output terminal of corresponding detection module, the output terminal of the signal processor of traffic signals is connected with the input end of light-emitting diode display with traffic light signal module (comprising left lateral signal lamp, craspedodrome signal lamp, right lateral signal lamp), the signal processor of traffic signals can also be connected with traffic signals control center server by network, realizes the purpose of monitoring in real time.
When the lamp control crossing downstream direction traffic of traffic signals control just often, the signal processor of traffic signals is according to the adaptive traffic control scheme operation of the network coordination default in this period or crossing; Occur travelling spacing less than 5m or situations such as vehicle queue occurring less than 5Km/H, vehicle as Vehicle Speed when unusual when downstream traffic detection module detects the downstream traffic, represent that then this downstream road section has produced the traffic congestion event.At this moment, the signal processor of traffic signals on the one hand reports traffic signals control center server by the default scheme etc. that network solves the signal processor of scene, highway section, event type and the traffic signals of this event this event; Automatically perform transport solution on the other hand and block up, the default traffic control scheme of smart allocation traffic direction, its flow process is as follows:
One, will block up the upstream of direction comprise left lateral send a car, keep straight on send a car and the Traffic signal post transverse arm of right lateral direction to the car on light-emitting diode display on show the signal language of " the place ahead blocks up, and No entry "; Green light phase place with is carrying out the upstream of the direction of blocking up changes the red light phase place over to behind the excessive light color of safety by blue flash in 4 seconds, yellow sudden strain of a muscle in 2 seconds, and no thoroughfare for vehicles.
Two, the do not block up upstream of direction comprises that left lateral sends a car, keeps straight on and send a car and traffic signals phase place and the split of right lateral direction to the car, according to the upstream traffic, carries out the auto-adaptive control scheme of " limited direction ", to greatest extent the smart allocation traffic direction.
Three, before each green light phase place of traffic signals phase place arrived, the signal processor of traffic signals determined dynamically according to the traffic behavior of respective downstream whether this green light phase place is carried out.Event is not removed as yet if the downstream blocks up or blocks up, and then corresponding entry signal keeps red light (forbidden state) phase place, till the event of blocking up is removed.
Four, remove when the downstream event of blocking up, after the downstream traffic was recovered normally, the signal processor of traffic signals was cancelled the signal language that shows " the place ahead blocks up, and No entry " on the corresponding light-emitting diode display; By network this event is removed, traffic has been recovered normal information reporting traffic signals control center server; After treating that the scheme of carrying out finishes, carry out the default adaptive traffic control scheme of the network coordination or crossing in the current section.
Obviously, above-described embodiment only be for explanation clearly do for example, and be not restriction to embodiment.To those of ordinary skill in the art, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.And the apparent variation of being extended out thus or change still are in protection scope of the present invention.
Claims (3)
1. the anti-spilled system of lamp control crossing, city intelligence, it is characterized in that: comprise for detected downstream module, signal processor, the light-emitting diode display of gathering the downstream direction vehicle speed signal, the output terminal of detected downstream module is connected with the input end of signal processor, and the output terminal of signal processor is connected with light-emitting diode display.
2. according to the described detection control system of blocking up of claim 1, it is characterized in that: also comprise current road acquisition module, the traffic light signal module of gathering current bus speed signal, the output terminal of current road acquisition module is connected with the input end of signal processor, and the output terminal of signal processor is connected with the traffic light signal module.
3. according to claim 1 or the 2 described detection control system of blocking up, it is characterized in that: the traffic light signal module comprises left lateral signal lamp, craspedodrome signal lamp, right lateral signal lamp, and left lateral signal lamp, craspedodrome signal lamp, right lateral signal lamp are connected with the output terminal of signal processor respectively.
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| CN2013101179048A CN103198679A (en) | 2013-04-07 | 2013-04-07 | Intelligent anti-overflow system of urban lamp controlled intersection |
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| CN2013101179048A CN103198679A (en) | 2013-04-07 | 2013-04-07 | Intelligent anti-overflow system of urban lamp controlled intersection |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103810868A (en) * | 2014-02-25 | 2014-05-21 | 安徽科力信息产业有限责任公司 | Traffic overflow inhibition method based on high altitude video information |
| CN105780688A (en) * | 2016-05-26 | 2016-07-20 | 吉林大学 | Arrangement method for pedestrian safety fence on cross intersection |
| CN106652513A (en) * | 2017-01-22 | 2017-05-10 | 斑马信息科技有限公司 | System and method for increasing traffic capacity of vehicles in intersection in traffic network |
| CN109147363A (en) * | 2018-09-10 | 2019-01-04 | 吉林大学 | Traffic intelligent guides system and bootstrap technique |
| CN109979199A (en) * | 2019-04-10 | 2019-07-05 | 宁波保税区立诚信息技术有限公司 | What a kind of intersection traffic slime flux did well automatically terminates method |
| CN110706482A (en) * | 2019-08-30 | 2020-01-17 | 安锐 | Peak traffic passing control method and device |
| CN113570882A (en) * | 2021-07-09 | 2021-10-29 | 宁波一川交通科技有限公司 | Signal control method for preventing intersection blockage |
| CN114613157A (en) * | 2022-02-09 | 2022-06-10 | 阿里云计算有限公司 | Traffic control method, system and equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103810868A (en) * | 2014-02-25 | 2014-05-21 | 安徽科力信息产业有限责任公司 | Traffic overflow inhibition method based on high altitude video information |
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| CN105780688A (en) * | 2016-05-26 | 2016-07-20 | 吉林大学 | Arrangement method for pedestrian safety fence on cross intersection |
| CN106652513A (en) * | 2017-01-22 | 2017-05-10 | 斑马信息科技有限公司 | System and method for increasing traffic capacity of vehicles in intersection in traffic network |
| CN109147363A (en) * | 2018-09-10 | 2019-01-04 | 吉林大学 | Traffic intelligent guides system and bootstrap technique |
| CN109979199A (en) * | 2019-04-10 | 2019-07-05 | 宁波保税区立诚信息技术有限公司 | What a kind of intersection traffic slime flux did well automatically terminates method |
| CN110706482A (en) * | 2019-08-30 | 2020-01-17 | 安锐 | Peak traffic passing control method and device |
| CN113570882A (en) * | 2021-07-09 | 2021-10-29 | 宁波一川交通科技有限公司 | Signal control method for preventing intersection blockage |
| CN114613157A (en) * | 2022-02-09 | 2022-06-10 | 阿里云计算有限公司 | Traffic control method, system and equipment |
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Application publication date: 20130710 |