CN107481531A - A kind of city traffic signal lamp control system - Google Patents
A kind of city traffic signal lamp control system Download PDFInfo
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- CN107481531A CN107481531A CN201710743500.8A CN201710743500A CN107481531A CN 107481531 A CN107481531 A CN 107481531A CN 201710743500 A CN201710743500 A CN 201710743500A CN 107481531 A CN107481531 A CN 107481531A
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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
- G08G1/08—Controlling traffic signals according to detected number or speed of vehicles
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Abstract
The present invention disclose a kind of city traffic signal lamp control system, including traffic signals acquisition module, vehicle detection module, module is locally stored, timing generation module, timing run module, time delay module, control module, wireless communication module, monitor terminal, wireless communication module and monitor terminal；Vehicle detection module, for detecting the information of vehicles at traffic intersection, vehicle detection module includes Bus- Speed Monitoring unit, vehicle commander's detection unit, vehicle Flow Detection unit and duty cycle analysis unit；Timing generation module, the time of traffic lights is analyzed according to the information of vehicles that is stored in module is locally stored, and send distribution time to timing and run module.The present invention can be according to vehicle flowrate and duty cycle adjustment green light delay time, command vehicle by crossing, dredge wagon flow, the system is according to the situation of traffic intersection, the time of reasonable distribution traffic lights, to reduce traffic jam and delay, so as to improve road network communication capacity.
Description
Technical field
The invention belongs to technical field of traffic signal control, is related to a kind of city traffic signal lamp control system.
Background technology
In the last few years, with expanding economy and the progress of society, urbanization process is more and more faster, and city size is also more next
Bigger, population sharp increase, Modern Traffic and transportation demand are drastically expanded, and urban transportation infrastructure is difficult in adapt to, and traffic is asked
Topic has become a kind of urban disease, is mainly manifested in following aspect：1st, congested in traffic, urban transport artery, central area traffic are numerous
Busy, traffic density is very big；2nd, speed declines, and in peak section central area, speed drops to 4-9 kilometers/hour, some intersections
Crossing vehicle can not be by comprehensively respective road segment blocks through more than 20 individual signal periods；3rd, traffic accident increase, the world is per year traffic
Accident number of injured people more than 1,000,000 people more than；4th, traffic nuisance is serious, and city noise is mainly derived from automobile, while automobile is arranged
A large amount of pernicious gases such as nitric oxide put seriously pollute environment so that city environmental quality is greatly reduced.
In order to rationally control city traffic signal lamp, traffic jam and traffic accident are reduced, improves road network communication capacity, it is existing
Design a kind of city traffic signal lamp control system.
The content of the invention
It is an object of the invention to provide a kind of city traffic signal lamp control system, solves existing urban transportation and exists
Traffic jam, the problem of traffic accident is more.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of city traffic signal lamp control system, including traffic signals acquisition module, vehicle detection module, be locally stored
Module, timing generation module, timing operation module, time delay module, control module, wireless communication module and monitor terminal；
The input of the traffic signals acquisition module and the output end of traffic signaling equipment connect, for gathering traffic in real time
The status information of traffic lights in semaphore, and the status information of detection is sent to control module；
The vehicle detection module, sent for detecting the information of vehicles at traffic intersection, and by the information of vehicles of detection
To module is locally stored；
The module that is locally stored is connected with traffic signals acquisition module and vehicle detection module respectively, is detected for storing
Traffic signal light condition information and information of vehicles；
The timing generation module, according to the car that the different time stored in module and different traffic intersections is locally stored
Information was analyzed the time of traffic lights, and distribution temporal information to the timing for sending green light runs module；
The timing operation module is connected with control module, and the time for receiving the transmission of timing generation module distributes letter
Breath, and the time partition information of transmission is sent to control module；
The time delay module is delay timer, is connected with control module, for the time progress to green light continuous firing
Delay；
The control module respectively with traffic signals acquisition module, be locally stored module, timing operation module and delay mould
Block connects, the status information of the traffic lights for receiving the transmission of traffic signals acquisition module；Reception is locally stored in module
The information of vehicles of storage；The time distribution information that timing operation module is sent is received, control module is distributed information according to the time and sent out
Temporal information to time delay module, the time delay module of temporal information forward delay interval is sent to be allocated the delay time of traffic lights.
Further, in addition to wireless communication module and monitor terminal, the wireless communication module are that 3G, 4G or WIFI lead to
One or more in letter, are connected with monitor terminal, and the monitor terminal is used to show different time, the car at different detection crossings
The time of speed, vehicle commander, vehicle flowrate and duty cycle information and traffic lights distributes information.
Further, the vehicle detection module includes Bus- Speed Monitoring unit, vehicle commander's detection unit and vehicle Flow Detection list
Member, Bus- Speed Monitoring unit are vehicle speed sensor, for detecting by the vehicle speed information at detection；Vehicle commander's detection unit is used for
Detect the length information of vehicle；Vehicle Flow Detection unit is connected with Bus- Speed Monitoring unit and vehicle commander's detection unit respectively, for examining
Survey in the unit interval and pass through the vehicle fleet size at detection.
Further, the vehicle detection module also includes duty cycle analysis unit, the duty cycle analysis and vehicle flowrate
Detection unit is connected, and the utilization rate in track, in the percentage shared by unit interval internal idle time, is reacted for analyzing.
Further, the information of vehicles includes speed, vehicle commander, vehicle flowrate and duty cycle information.
Beneficial effects of the present invention：
The present invention be connected by traffic signals acquisition module with traffic signaling equipment, can quick detection traffic lights state
Information, there is the characteristics of detection speed is fast, accuracy is high；By vehicle detection module can to the vehicle flowrate of traffic intersection and
Dutycycle is detected, and improves Detection results, while reduces testing cost, for traffic signals control provide reliably according to
According to；Module is run by timing generation module and timing and combines time delay module, can be according to the vehicle flowrate and dutycycle of detection
Green light delay time is adjusted, commands vehicle by crossing, dredge wagon flow, the system is according to the situation of traffic intersection, reasonable distribution
The time of traffic lights, to reduce traffic jam and delay, so as to improve road network communication capacity.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, used required for being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is a kind of city traffic signal lamp control system schematic diagram of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to shown in Fig. 1, the present invention is a kind of city traffic signal lamp control system, including traffic signals collection mould
Block, vehicle detection module, module is locally stored, be timing generation module, timing operation module, time delay module, control module, wireless
Communication module and monitor terminal；
The input of traffic signals acquisition module and the output end of traffic signaling equipment connect, for gathering traffic signals in real time
The status information of traffic lights in machine, and the status information of detection is sent to control module；
Vehicle detection module is located at the segment distance of stop line one, whether has information of vehicles at the distance for detecting,
And send the information of vehicles of detection to module is locally stored, it is easy to provide reliable parameter, the car for timing generation module
Detection module includes Bus- Speed Monitoring unit, vehicle commander's detection unit, vehicle Flow Detection unit and duty cycle analysis unit, speed inspection
Survey unit is vehicle speed sensor, for detecting by the vehicle speed information at detection；Vehicle commander's detection unit is used to detect vehicle
Length information, and the Vehicle length of detection is sent to vehicle Flow Detection unit；Vehicle Flow Detection unit is examined with speed respectively
Survey unit to connect with vehicle commander's detection unit, for detecting by the vehicle fleet size at detection in the unit interval, if the vehicle of detection
More than the vehicle commander of setting, then vehicle fleet size is changed according to standard vehicle commander；Duty cycle analysis unit and vehicle Flow Detection list
Member connection, for analyzing in the percentage shared by unit interval internal idle time, for reacting the utilization rate in track, example is in track
Center occurs accident and causes vehicle can not be by, then the dutycycle in this section of track is 100%, and accident leading portion is occurring, due to
There is no vehicle by the way that then the dutycycle in leading portion track is 0%.
Module is locally stored to be connected with traffic signals acquisition module and vehicle detection module respectively, for storing the friendship of detection
Ventilating signal lamp status information and information of vehicles, the information of vehicles include speed, vehicle commander, vehicle flowrate and duty cycle information.
Timing generation module, believed according to the vehicle that the different time stored in module and different traffic intersections is locally stored
Cease and the time of traffic lights is analyzed, if the dutycycle of detection is less than 50%, when timing generation module sends green light shortening
Between to timing run module；If the dutycycle of detection is more than 75%, timing generation module sends green extension to timing
Run module；
Timing operation module is connected with control module, and the time for receiving the transmission of timing generation module distributes information, and
The time partition information of transmission is sent to control module；
Time delay module is delay timer, is connected with control module, for entering line delay to the time of green light continuous firing.
Control module respectively with traffic signals acquisition module, module, timing operation module, time delay module and nothing is locally stored
Line communication module connects, the status information of the traffic lights for receiving the transmission of traffic signals acquisition module；Receive local deposit
Speed, vehicle commander, vehicle flowrate and the duty cycle information stored in storage module, and the information of reception is sent to radio communication mold
Block；The time distribution information that timing operation module is sent is received, control module is distributed access time information according to the time and sent out
Temporal information to time delay module, the time delay module of delay is sent to be allocated the delay time of traffic lights.
Wireless communication module is the one or more in 3G, 4G or WIFI communication, for by the speed at the detection of crossing, car
Long, vehicle flowrate and the time of duty cycle information and traffic lights distribution information are sent to monitor terminal, realize control module and prison
Communication connection between control terminal.
Monitor terminal is smart mobile phone, pad or computer, for showing different time, the speed at different detection crossings, car
Long, vehicle flowrate and the time of duty cycle information and traffic lights distribution information, are easy to traffic controller remotely to understand road traffic
Situation.
The present invention be connected by traffic signals acquisition module with traffic signaling equipment, can quick detection traffic lights state
Information, there is the characteristics of detection speed is fast, accuracy is high；By vehicle detection module can to the vehicle flowrate of traffic intersection and
Dutycycle is detected, and improves Detection results, while reduces testing cost, for traffic signals control provide reliably according to
According to；Module is run by timing generation module and timing and combines time delay module, can be according to the vehicle flowrate and dutycycle of detection
Green light delay time is adjusted, commands vehicle by crossing, dredge wagon flow, the system is according to the situation of traffic intersection, reasonable distribution
The time of traffic lights, to reduce traffic jam and delay, so as to improve road network communication capacity.
Above content is only to design example and explanation of the invention, affiliated those skilled in the art
Various modifications or supplement are made to described specific embodiment or is substituted using similar mode, without departing from invention
Design or surmount scope defined in the claims, protection scope of the present invention all should be belonged to.
Claims (5)
- A kind of 1. city traffic signal lamp control system, it is characterised in that：Including traffic signals acquisition module, vehicle detection mould Block, module, timing generation module, timing operation module, time delay module, control module, wireless communication module and prison is locally stored Control terminal；The input of the traffic signals acquisition module and the output end of traffic signaling equipment connect, for gathering traffic signals in real time The status information of traffic lights in machine, and the status information of detection is sent to control module；The vehicle detection module, sent for detecting the information of vehicles at traffic intersection, and by the information of vehicles of detection to this Ground memory module；The module that is locally stored is connected with traffic signals acquisition module and vehicle detection module respectively, for storing the friendship of detection Ventilating signal lamp status information and information of vehicles；The timing generation module, believed according to the vehicle that the different time stored in module and different traffic intersections is locally stored Cease and the time of traffic lights is analyzed, and distribution temporal information to the timing for sending green light runs module；The timing operation module is connected with control module, and the time for receiving the transmission of timing generation module distributes information, and The time partition information of transmission is sent to control module；The time delay module is delay timer, is connected with control module, for entering line delay to the time of green light continuous firing；The control module respectively with traffic signals acquisition module, be locally stored module, timing operation module and time delay module connect Connect, the status information of the traffic lights for receiving the transmission of traffic signals acquisition module；Reception is locally stored in module and stored Information of vehicles；The time distribution information that timing operation module is sent is received, when control module is sent according to time distribution information Between temporal information to time delay module, the time delay module of information forward delay interval the delay time of traffic lights is allocated.
- A kind of 2. city traffic signal lamp control system according to claim 1, it is characterised in that：Also include radio communication Module and monitor terminal, the wireless communication module are the one or more in 3G, 4G or WIFI communication, are connected with monitor terminal Connect, the monitor terminal be used to showing different time, different detection crossing speed, vehicle commander, vehicle flowrate and duty cycle information with And the time distribution information of traffic lights.
- A kind of 3. city traffic signal lamp control system according to claim 1, it is characterised in that：The vehicle detection mould Block includes Bus- Speed Monitoring unit, vehicle commander's detection unit and vehicle Flow Detection unit, and Bus- Speed Monitoring unit is vehicle speed sensor, is used for Detection passes through the vehicle speed information at detection；Vehicle commander's detection unit is used for the length information for detecting vehicle；Vehicle Flow Detection list Member is connected with Bus- Speed Monitoring unit and vehicle commander's detection unit respectively, for detecting in the unit interval by the vehicle number at detection Amount.
- A kind of 4. city traffic signal lamp control system according to claim 3, it is characterised in that：The vehicle detection mould Block also includes duty cycle analysis unit, and the duty cycle analysis is connected with vehicle Flow Detection unit, for analyzing in the unit interval Percentage shared by internal idle time, react the utilization rate in track.
- A kind of 5. city traffic signal lamp control system according to claim 1, it is characterised in that：The information of vehicles bag Include speed, vehicle commander, vehicle flowrate and duty cycle information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710743500.8A CN107481531A (en) | 2017-08-25 | 2017-08-25 | A kind of city traffic signal lamp control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710743500.8A CN107481531A (en) | 2017-08-25 | 2017-08-25 | A kind of city traffic signal lamp control system |
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| Publication Number | Publication Date |
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| CN107481531A true CN107481531A (en) | 2017-12-15 |
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| CN201710743500.8A Pending CN107481531A (en) | 2017-08-25 | 2017-08-25 | A kind of city traffic signal lamp control system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847039A (en) * | 2018-07-06 | 2018-11-20 | 郑州云海信息技术有限公司 | A kind of traffic lights self-adaptation control method and system |
| CN109255965A (en) * | 2018-11-20 | 2019-01-22 | 武汉兰芯数据定向传媒有限公司 | A kind of center control traffic control system |
| CN113870590A (en) * | 2021-09-23 | 2021-12-31 | 福建船政交通职业学院 | Wireless control method and system for traffic flow |
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| JP2014002598A (en) * | 2012-06-19 | 2014-01-09 | Sumitomo Electric Ind Ltd | Traffic volume determination apparatus, computer program and traffic volume determination method |
| CN103778791A (en) * | 2012-10-26 | 2014-05-07 | 中兴通讯股份有限公司 | Traffic adaptive control method and traffic adaptive control device |
| CN104332058A (en) * | 2013-07-31 | 2015-02-04 | 南通大学 | Intelligent traffic light controlling method and system |
| CN205302643U (en) * | 2016-01-20 | 2016-06-08 | 山东师范大学 | Intelligent transportation signal lamp system based on microwave detection |
| CN105825688A (en) * | 2016-05-03 | 2016-08-03 | 叶江鹏 | Traffic signal control system |
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Patent Citations (5)
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| JP2014002598A (en) * | 2012-06-19 | 2014-01-09 | Sumitomo Electric Ind Ltd | Traffic volume determination apparatus, computer program and traffic volume determination method |
| CN103778791A (en) * | 2012-10-26 | 2014-05-07 | 中兴通讯股份有限公司 | Traffic adaptive control method and traffic adaptive control device |
| CN104332058A (en) * | 2013-07-31 | 2015-02-04 | 南通大学 | Intelligent traffic light controlling method and system |
| CN205302643U (en) * | 2016-01-20 | 2016-06-08 | 山东师范大学 | Intelligent transportation signal lamp system based on microwave detection |
| CN105825688A (en) * | 2016-05-03 | 2016-08-03 | 叶江鹏 | Traffic signal control system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847039A (en) * | 2018-07-06 | 2018-11-20 | 郑州云海信息技术有限公司 | A kind of traffic lights self-adaptation control method and system |
| CN109255965A (en) * | 2018-11-20 | 2019-01-22 | 武汉兰芯数据定向传媒有限公司 | A kind of center control traffic control system |
| CN113870590A (en) * | 2021-09-23 | 2021-12-31 | 福建船政交通职业学院 | Wireless control method and system for traffic flow |
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Application publication date: 20171215 |