CN107154156A - Intellectual traffic control technology based on MANET data communication - Google Patents
Intellectual traffic control technology based on MANET data communication Download PDFInfo
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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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- 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
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
- G08G1/0112—Measuring and analyzing of parameters relative to traffic conditions based on the source of data from the vehicle, e.g. floating car data [FCD]
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The invention discloses set up data network communications based on the ad hoc network communication technology between a kind of traffic control system and vehicle, carry out including the vehicle dynamically collection and data processing of the data message such as driving status data and vehicle movement change intention immediately using data network communications, analyzed and processed by the calculating to vehicle movement information, realize that optimizing and revising traffic control signal timing scheme and traffic flow shunts the intellectual traffic control technology of induction scheme function, solve existing traffic control technology and gather source as traffic flow data information by road vehicle induction installation, existing can not effectively obtain the instant dynamic driving status data and vehicle movement change intent data of vehicle, lack effective data interaction communication between traffic control system and vehicle, when running into sporadic traffic congestion, in fault-tolerant adaptability, dynamic response capability, existing deficiency in terms of traffic resource dynamically distributes ability and the adjustment of online traffic control signal timing scheme optimization.
Description
Technical field
It is more particularly to a kind of based on MANET data network communications the present invention relates to a kind of intellectual traffic control technology
Intellectual traffic control technology, by between vehicle and traffic control system data network communications obtain road network in vehicle it is instant
Dynamic driving information data, the telecommunication flow information data obtained with reference to road traffic flow induction installation carry out calculating analysis, realized
The on-line intelligence traffic control technology of the dynamic traffic control of traffic network.
Background technology
Existing on-line intelligence traffic control technology can generally be divided into three classes, and the first kind is the intelligence based on traffic model
Traffic control technology, the vehicle sensed data for the traffic flow that this class intellectual traffic control technology is obtained using induction installation is led to
The analysis of the traffic flow sensed data got to the vehicle induction installation for being arranged on crossing is crossed, adjustment traffic model is continued to optimize
The timing parameter of traffic control signal, realizes the intelligent control of traffic control signal, intellectual traffic control technology traffic modeling
Substantial amounts of road network physical dimension and traffic flow data are needed, system Construction is wasted time and energy, to traffic network and traffic flow
There is obvious deficiency in real-time change adaptability, traffic control phase phase sequence is relatively fixed underaction, to vehicle in section
The monitoring capability of overall traffic flow is restricted, it is impossible to obtain the detailed instant dynamic travelling data information of road vehicle, control
The mutually coordinated control ability in region is weaker, Typical Representative SCOOT systems；Equations of The Second Kind is based on the choosing of traffic control signal timing scheme
The intellectual traffic control scheme selected, the real-time inspection for the traffic flow that the program is got using the vehicle induction installation for being arranged on crossing
Sensed data is surveyed, it is one to be selected according to the situation of change of traffic flow on optimal timing scheme, the intellectual traffic control technological essence
Traffic control signal timing Scheme selection system is planted, the timing scheme optimization ability of system is subject to certain restrictions, traffic flow
Vehicle sensing detection collects data, the monitoring to the overall traffic flow of vehicle in section by the vehicle induction installation installed in crossing
Ability is restricted, and can not obtain the detailed instant dynamic travelling data information of road vehicle, offset optimization reliability
It is poor, Typical Representative SCATS systems；3rd class is the intellectual traffic control technology predicted based on road traffic flow data, the intelligence
The traffic flow data that energy traffic control technology is obtained using the vehicle induction installation for being arranged on transportation network front end crossing, pre- measuring car
Reach crossing traffic flow conditions, according to prediction data calculate generation traffic control signal timing scheme, realize traffic signals
Intelligent control, the intelligent traffic control system by transportation network front end crossing obtain vehicular traffic flow data calculate generation hand over
Logical control signal timing scheme, and using output result as the initial phase coordination constraint condition of next layer of control, this is intelligently controlled
Scheme processed is restricted to the Monitoring on Dynamic Change ability of the overall traffic flow of vehicle in section, can not equally obtain road vehicle
Detailed instant dynamic travelling data information, have too high dependence to front end traffic flow data accuracy, handed between section
During the sudden change of through-flow appearance, there can be certain influence to the security of system, there is certain security control defect, allusion quotation
Type represents RHODES.
Above intellectual traffic control technology relies on the induction installation on road and believed to obtain the data of traffic flow
Breath, it is impossible to effectively obtain vehicle dynamic realtime travelling data information and vehicle driving intention change information, traffic control in section
System processed and traffic participate in lacking effective data interaction communication between main body, run into sporadic traffic congestion, traffic accident and
During sudden transport need, the fault-tolerant adaptability of existing intelligent transportation system, dynamic response capability, traffic resource dynamically distributes energy
There is the space of optimization lifting in terms of the optimizing and revising of power and online traffic control signal timing scheme.
The content of the invention
To optimize existing on-line intelligence traffic control system, solve existing on-line intelligence traffic control system and rely on terrain vehicle
Induction installation is gathered as traffic flow data information and originated, and existing can not effectively obtain the timely dynamic of vehicle in section
Travelling data information and vehicle driving intention change information, traffic control system and traffic participate in lacking effective number between main body
According to the defect of interactive communication, sporadic traffic congestion, traffic accident are being run into solve existing on-line intelligence traffic control system
And during sudden transport need, existing fault-tolerant adaptability, dynamic response capability, traffic resource dynamically distributes ability and
Obvious deficiency in terms of the optimizing and revising of line traffic control signal timing scheme, the invention provides a kind of traffic control system
Data network communications are set up based on the ad hoc network communication technology between vehicle in traffic route road network, pass through traffic control system
Vehicle includes three-dimensional vehicle sky in interaction data network communication in system and road network between vehicle, acquisition traffic route road network
Between positional information, vehicle physical parameter, speed, direction of traffic, driving destination, vehicle movement change be intended to etc. vehicle move immediately
State travelling data information, traffic control system utilizes the dynamic travelling data of vehicle in accessed traffic route road network, knot
Close acquired in road traffic flow information management device from road induction installation, video monitoring data and pedestrian's induction installation
Traffic flow sensed data carry out calculating analysis, generating traffic control signal timing designing according to data Calculation results adjusts
Scheme and traffic flow shunting induction scheme, traffic control system believe traffic control signal timing information and traffic flow shunting induction
Breath is pushed to the vehicle in traffic route road network by the wireless signal base station being built up between traffic route road network, and vehicle is according to friendship
Traffic control signal timing information and traffic flow shunting induction information, optimization vehicle driving states and row that logical control system is pushed
Car plan, realizes that organically cooperation is controlled between vehicle and traffic control system.
Concrete technical scheme of the present invention is：Traffic control system is set up based on MANET between crossing and section
The wireless communication signals base station of technology, the radio communication base station will be equipped with ad hoc network network in signal cover and lead to
Believe automatic establishment data network communications between the vehicle of module, the communication module networking principle is according to the vehicle or letter for participating in communication
Network service state, device type and device hardware parameter and equipment host physical address that the communication module of number base station is enabled
As priority ranking foundation, according to the different network service mode of Priority Control Strategies sequence starting, start as in network
The equipment of central server pattern, receives other start and is asked for the communication access of network terminal pattern device, equipment room completes basis
The foundation of data communication network, the wireless signal base station of traffic control system leads to setting up data with vehicle in signal cover
Communication network connection after, by network data exchange communications reception data communication network vehicle broadcast transmission include vehicle physical
Parameter, type of vehicle, three-dimensional vehicle space coordinate, speed, the real-time travelling data of vehicle of drive a vehicle destination and direction of traffic,
The wireless signal base station of traffic control system sends the data message of acquisition to traffic control by network service control device
System data processing unit, the data processing equipment of traffic control system combines the traffic control signal timing data of itself, right
The traffic flow data information got carries out calculating analysis, and generating road cross traffic control signal according to Calculation results matches somebody with somebody
When optimize and revise parameter, traffic control system data processing equipment sends final Traffic Signal Timing scheme to traffic signals control
Device processed waits the correspondence cycle to carry out signal timing dial control program execution, while by the Traffic Signal Timing control program and traffic
Traffic Signal Timing scheme is pushed to by the wireless communication signals base station that flow point stream induction information is set up by traffic control system
Road vehicle, and traffic flow is shunted into induction information display in traffic flow shunting induction information display device, vehicle is being received
To after traffic control signal timing information and traffic flow shunting induction information, according to traffic control timing information and planning driving path
Induction information, the traffic route and driving motion state of Automatic Optimal itself.
Compared with existing intellectual traffic control technology, the advantage and benefit of the technical program are as follows：
The present invention utilizes the intellectual traffic control technology based on ad hoc network, solves and is obtained based on road vehicle induction installation
Present in the intellectual traffic control technology of telecommunication flow information can not state of motion of vehicle and motion in timely and effective acquisition section
Control is coordinated in the shortcoming of intention change information, the interaction realized between vehicle and traffic control system, realizes traffic control system
Effective online allotment to traffic resource of uniting is controlled, and the real time data participated in by traffic control system and traffic between vehicle is interacted
Communication is realized occurs such as sporadic congestion, traffic events, traffic accident and the increased feelings of transport need in traffic network
Traffic system still has stronger adaptivity under condition, can generate friendship online using the vehicle driving data message of real-time interaction
Logical control signal timing designing scheme, specific distinguishing feature is as follows：
（1）Solve and can not have in time present in traffic flow data parameter information technology is obtained based on road vehicle induction installation
Effect obtains in section vehicle dynamic driving motion state and motion intention change information immediately, it is impossible to carry out vehicle and traffic control
The defect of effective mutually coordinated traffic control between system.
（2）Changed in transportation condition as sporadic congestion, traffic events, traffic accident and transport need are increased
In the case of have stronger adaptivity, can using real-time interaction vehicle driving data message generate online traffic control letter
Number timing designing scheme.
（3）The real-time three-dimensional spatial positional information of vehicle in the section obtained, vehicle physical parameter, speed, OK can be utilized
Enter the dynamic driving immediately such as direction, driving destination exercise data information, complete the dynamic tune of traffic control signal timing scheme
It is whole, reach the online allotment control of traffic resource.
（4）The intelligent traffic control system can utilize the conventional traffic flow data information that is accumulated and corresponding match somebody with somebody the time-division
Data mining processing is carried out with scheme information, is automatically performed according to Gene hepatitis B vaccine to basic traffic control timing plan template
Evolution upgrading.
（5）The intelligent traffic control system has stronger compatibility, can be on the basis of existing traffic control system
The upgrading of system is done directly, while having stronger System Expansion ability, can be realized according to the development of application scale
Seamless system extension upgrading.
（6）The intelligent traffic control system participates in the real-time, interactive data point reuse traffic control timing side of object based on traffic
Case, and traffic control system storage friendship based on the traffic control timing scheme that upgrading is continued to optimize based on historical data
Logical control timing template, system not only has powerful adaptive ability to burst traffic, while also having stronger steady
Qualitative and security tolerance.
（7）The three-dimensional space position information of vehicle, driving speed in the road network that the intelligent traffic control system can be obtained in real time
The data message resources such as degree, driving destination, direct of travel, the status change data of dynamic driving immediately, not only possess basic
Traffic control function, can reach the real-time optimal control of traffic control signal timing scheme in road network, also with road network
The real-time monitoring tubular reason function of the instant dynamic travelling data of vehicle and other telecommunication flow informations, it is possible to achieve to traffic in road network
The unified allocation of resources control of resource.
Brief description of the drawings
Fig. 1 is the basic structure schematic diagram of intellectual traffic control technology of the technical solution of the present invention based on ad hoc network.
Fig. 2 is the crossing traffic control system structure basic principle figure of technical solution of the present invention.
Fig. 3 is the traffic control system traffic control signal timing scheme Automatic Optimal technical principle of technical solution of the present invention
Figure.
Fig. 4 is the dynamic auto principle of optimality of crossing traffic control signal timing of technical solution of the present invention traffic control system
Figure.
Fig. 5 be technical solution of the present invention adjacent intersection traffic control system between traffic control signal timing scheme it is automatically excellent
Change schematic diagram.
Fig. 6 is traffic control Automatic Optimal skill between each crossing traffic control system of road network in the region of technical solution of the present invention
Art schematic diagram.
Fig. 7 be technical solution of the present invention region traffic control center between Coordinated Control schematic diagram.
Fig. 8 is that the traffic control center of technical solution of the present invention carries out Coordinated Control principle between traffic control region
Figure.
Embodiment
Technical scheme principle is described further with example below in conjunction with the accompanying drawings：
Fig. 1 is the basic structure schematic diagram of intellectual traffic control technology of the technical solution of the present invention based on ad hoc network, such as Fig. 1
Shown, the intelligent traffic control system is made up of traffic control center, region traffic control center and crossing traffic control system,
Wherein crossing traffic control system is responsible for telecommunication flow information collection and the traffic control signal timing control pipe at crossing in road network
Function is managed, crossing traffic control system is collected by road vehicle induction installation, road video monitoring apparatus, road traffic flow data
Processing unit, crossing wireless signal base station, crossing traffic control data processing unit, crossing pedestrian induction installation, data communication
Control device, road travel induction data processing unit, road traffic signal control device, road travel induction information display dress
Put, data are led between road video monitoring apparatus, section between road vehicle induction installation, section between wireless base station, section between section
Believe that road travel induction information display device is constituted between control device, section, access connection traffic flow vehicle induction installation, crossing video
Supervising device and crossing pedestrian induction installation are connected to road traffic flow data collection by data communication control unit and handled
Video monitoring apparatus is connected to by data communication control unit between traffic flow vehicle induction installation, section between device, section
Road traffic flow data collection and treatment device, road traffic signal control device, road traffic flow shunting induction data processing unit,
Wireless signal base station is connected to transport data processing by data communication control unit and filled between crossing wireless signal base station, section
Put, road travel induction information display device passes through data communication between crossing road travel induction information display device and section
Control device is connected to road traffic flow shunting induction data processing unit, and wherein data communication equipment passes through optical networking between section
Network and the data communication equipment at crossing are attached, and road traffic flow vehicle induction installation and road video monitoring apparatus will be collected
Road traffic flow data information transmission give traffic flow data collection and treatment device, traffic flow data collection and treatment device passes through number
The traffic flow data after processing is sent to crossing traffic control data processing unit, crossing traffic control data according to communicator
Processing unit receives the instant travelling data information of vehicle in the section that wireless base station is received between crossing wireless base station and section；Road
Mouthful traffic control system is connected to region traffic control center by metro data communication network, region traffic control centrally through
Metro data communication network is connected to traffic control center.
Fig. 2 is the crossing traffic control system structure basic principle figure of technical solution of the present invention, as shown in Fig. 2 crossing is handed over
Logical control system A includes access connection traffic flow vehicle induction installation, crossing video monitoring apparatus, pedestrian's induction installation, crossing and road
Wireless signal base station, the control of crossing traffic signal between inter-segment traffic flow data collection and treatment device, crossing wireless base station and section
Device, data communication control unit, traffic control data processing unit, Traffic flow guidance data processing equipment, section Jian Ji roads
Induction information display device that oral sex is through-flow, traffic control data storage device.
Fig. 3 is the traffic control system traffic control signal timing scheme Automatic Optimal technical principle of technical solution of the present invention
Figure, as shown in figure 3, the traffic control data storage device storage crossing traffic control signal basis of crossing traffic control system is matched somebody with somebody
When protocol template, traffic control signal basis timing protocol includes crossing traffic control step, phase signal state
The corresponding Traffic Signal Timing control parameter such as phase difference between parameter, phase sequence, crossing, crossing traffic control system is in this traffic control
On the basis of signal time distributing conception template, the design parameter of crossing traffic control signal is adjusted according to road traffic flow real data
Data, the need for adapting to actual traffic situation, and are stored in friendship by the traffic control signal timing scheme after the adjustment of generation
In logical control signal timing scheme database, traffic control data processing unit passes through to historical traffic control signal timing scheme
Calculating analysis is carried out by different comparative analysis algorithms, the access connection traffic flow changing rule is excavated, it is real according to access connection traffic flow
Border changing rule optimizes fine setting to the relevant parameter of basic traffic control signal template, and newly-generated traffic control is believed
The effect of number timing scheme in actual applications carries out analysis and evaluation, if the traffic control signal after the fine setting of this in practical application
Timing scheme improve crossing green ripple is green, traffic flow percent of pass, improve traffic flow traffic efficiency and reduction crossing in road network
Former traffic control signal timing scheme is superior in terms of traffic jam effect, then with traffic control signal timing side after the optimization
Case substitutes former traffic control signal timing plan template, reaches the basic traffic control signal timing scheme of crossing traffic control system
Automatic evolution upgrading.
Fig. 4 is the dynamic auto principle of optimality of crossing traffic control signal timing of technical solution of the present invention traffic control system
Figure, as illustrated, crossing A crossing traffic control systems connect according to wireless base station B, C, D, E between section and crossing wireless base station F
The driving destination of vehicle, three-dimensional space position, type of vehicle, average speed, vehicle movement change are intended in the section received
Etc. instant travelling data information, the sensing number of traffic flow in the road obtained with reference to road traffic flow information management device
According to through the calculating analysis generation crossing traffic control signal timing scheme dynamic optimization adjustment of crossing traffic control data processing unit
Parameter information, crossing traffic control data processing unit combines basic crossing traffic control signal timing template data and generated newly
Crossing traffic control signal timing scheme, and the crossing traffic control signal timing scheme is pushed to the control of crossing traffic signal
Device, if crossing traffic control signal timing resource can not meet traffic flow change needs, traffic control system is according to section
Interior vehicle driving purpose information etc. calculates generation traffic flow shunting induction information, and crossing traffic control system shunts the traffic flow
Induction information is pushed to vehicle in section, and the traffic guidance between crossing and section by wireless signal base station between crossing and section
Show that the traffic flow shunts vehicle in induction information, section and believed according to the traffic flow shunting induction got on information display device
Breath optimizes the traffic route of itself with reference to the driving purpose of itself.
Fig. 5 be technical solution of the present invention adjacent intersection traffic control system between traffic control signal timing scheme it is automatically excellent
Change schematic diagram, as shown in figure 5, crossing traffic control system is automatically by the telecommunication flow information of itself traffic intersection and traffic control
Signal time distributing conception information transmission gives adjacent intersection traffic control system, and adjacent intersection traffic control system is according to section between crossing
Phase difference between spacing, section vehicle plot ratio and relevant traffic streaming data information adjustment crossing, is handed over according to adjacent upstream crossing
It is through-flow to pass through traffic current density, vehicle average speed, section spacing, section vehicle plot ratio data and road in information, section
The instant traffic flow data of vehicle, adjustment crossing traffic control letter in oral sex is through-flow section that information management device gets
Number timing scheme, and optimal driving scheme information is pushed to vehicle, realize vehicle when by crossing it is no-delay by or it is minimum
Be delayed the traffic control effect of optimization passed through.
Embodiment：Instant telecommunication flow information data and the traffic of itself that crossing traffic control system A obtains itself
Control signal timing protocol is automatically delivered to adjacent intersection traffic control system B, and receives crossing traffic control system B's
Corresponding data, crossing traffic control system A passes through data and crossing B to road according to crossing traffic control system B traffic flow
Traffic current density, vehicle average speed, section spacing, section vehicle plot ratio data and road in section between mouth A sections
The traffic flow sensed data of vehicle calculates the traffic passed through from crossing B in the section that telecommunication flow information collection and treatment device is got
The scheduled time that F reaches crossing A is flowed, crossing traffic control signal timing scheme is adjusted with reference to above telecommunication flow information, makes traffic
Flow it is interval in optimal right of way signal timing when F is reached, reach vehicle when by crossing it is no-delay by or minimum delay it is logical
The traffic control effect of optimization crossed, if the adjustment of crossing traffic flow control can not meet traffic flow change needs, crossing traffic
Control system A sends the regulation and control of traffic flow throughput to associated upstream crossing traffic control system B and asked, crossing traffic control
System B is handed over according to the instant traffic flow data information and traffic control signal timing scheme information of itself not destroying itself
On the premise of balance between through-flow percent of pass and the arrival rate of traffic flow, feed back adjustable to crossing traffic control system A
Traffic Signal Timing resource, if crossing traffic control system B Traffic Signal Timing resource still can not meet allotment needs,
Then continue to submit traffic control allotment request to the upstream crossing traffic control system C of association, until road network traffic flow is current
Property control reach balance.
Fig. 6 is traffic control Automatic Optimal skill between each crossing traffic control system of road network in the region of technical solution of the present invention
Art schematic diagram, as shown in fig. 6, the multiplexing letter based on two priority classes ad hoc network module is set up at each crossing of Regional Road Network
Number base station, the multiplex signal base station based on two priority classes ad hoc network module that crossing is set up around between section,
Between vehicle sensed data that crossing traffic control system in Regional Road Network is obtained based on crossing induction installation, section and crossing
Signal base station obtain come to the real-time vehicle parameter data of traffic flow, using class reflexes automatic synchronization controlling mechanism,
Robot control timing regulation is realized, the process of implementing is：Crossing traffic control system is believed according to road traffic flow
What traffic flow sensed data that breath collection and treatment device is obtained, the signal base station between section and crossing were obtained comes to traffic flow car
It is instant dynamic driving status data information and crossing traffic control system basic traffic control signal allocation plan number
According to the traffic control data processing unit through crossing traffic control system calculates analysis, and the crossing of generation dynamic optimization adjustment is handed over
Signal time distributing conception and crossing traffic stream information are sent to surrounding by logical control signal timing scheme, crossing traffic control system
Whereabouts crossing, surrounding whereabouts crossing traffic control system is matched somebody with somebody in the traffic intersection signal for receiving crossing traffic control system transmission
When change scheme after, according to the traffic flow real-time change data at itself crossing, do not destroy the percent of pass of the traffic flow at crossing and
On the premise of the balance of the arrival rate of traffic flow, itself adjustable Traffic Signal Timing resource, crossing traffic control are fed back to other side
System processed calculates the crossing traffic control signal timing scheme for adjusting and finally determining applied to next cycle according to feedback data.
Embodiment：Regional Road Network includes crossing A, B, C, D, E, F, G, set up between section around the E of crossing based on priority
Controlling the multiplex signal base station of ad hoc network module includes H, I, J, K, and traffic abnormity occurs for crossing E, and traffic flow reaches
Supersaturated alarm level, vehicle sensed data that crossing E crossing traffic control systems are obtained according to crossing E induction installations, crossing
What image processing data that video monitoring system is obtained, the signal base station between section and crossing were obtained comes to the real-time row of traffic flow
Car supplemental characteristic, calculates vehicle driving destination data in the percent of pass and arrival rate of access connection traffic flow, combining road and calculates life
Scheme is shunted into Traffic flow guidance, and generates traffic intersection control signal timing adjustment demand, crossing traffic control system E will be handed over
It is through-flow induction shunting scheme and the timing of traffic intersection control signal adjustment demand send to crossing traffic control system B around,
D, F, H, crossing traffic control system B, D, F, H, the traffic influenza got according to itself traffic flow data collection and treatment device
The real-time travelling data of traffic flow vehicle in the section that signal base station is obtained between information and crossing and section is answered, is not being destroyed
It is adjustable each itself to be fed back on the premise of the balance between the percent of pass and traffic flow arrival rate of the traffic flow at crossing to crossing E
Traffic Signal Timing resource, crossing E carries out calculating analysis according to feedback data, and finally determines the crossing applied to next cycle
Traffic control signal timing scheme and traffic flow shunting induction scheme, crossing E traffic control systems match somebody with somebody traffic control signal
When scheme be sent to traffic-control unit, while traffic flow is shunted into induction information pushes to the driving that is built up between section
Induction indicator panel is shown, and driving induction information is pushed in signal cover through wireless signal base station between crossing and section
Vehicle, vehicle controls timing project setting driving scheme according to driving induction information and crossing traffic signal.
After crossing E traffic recovers normal, each crossing of surrounding traffic flow sluggishness situation during obtains generation
Repay sexual intercourse and lead to resource compensation timing, to calm down because crossing E traffic flows change the influence of fluctuations to road network, until road network traffic flow is extensive
It is multiple normal, controlled by the coordination of dynamic traffic control signal time distributing conception between each crossing of road network in area above, realize area
The dynamic of road network traffic flow is seamless in domain automatically adjusts.
Fig. 7 be technical solution of the present invention region traffic control center between Coordinated Control schematic diagram, as shown in fig. 7,
The traffic signals at each crossing in the region traffic control Spot detection affiliated area road network of traffic network adjacent traffic control area
Timing scheme and each crossing traffic streaming data information are controlled, when road network traffic flow occurs abnormal in the region, according to road
Traffic flow data information and each crossing traffic control system Traffic Signal Timing information data calculate generation by region in net
Between turnpike road or adjacent area related roads carry out the scheme of traffic flow shunting induction, and shunting induction scheme is sent to friendship
Through-flow shunting induction scheme is being connected to shunting induction by interference adjacent area traffic control center, adjacent area traffic control center
After scheme, according to the adjustment demand of the traffic resource of other side, transfer the corresponding traffic flow data information for being affected section crossing with
And crossing traffic control signal timing information, do not destroying the percent of pass of the traffic flow at each crossing of affiliated area road network and traffic flow
Arrival rate between balance on the premise of, feed back itself adjustable traffic control signal to other side's region traffic control center and match somebody with somebody
Shi Ziyuan, after the feedback data of adjacent area traffic control center is connected to, region traffic control center is shunted with reference to traffic flow
Induction Control scheme carries out calculating analysis, and finally determines that impacted section crossing is applied to next cycle crossing traffic in region
Control signal timing scheme, and traffic flow shunting induction scheme, traffic control signal is matched somebody with somebody by region traffic control data center
When scheme and Traffic flow guidance driving scheme push to the traffic control system at related crossing, while by being built up between section
Induction driving indicator panel display driving induction information, and traffic flow is shunted into induction letter through wireless signal base station between crossing and section
Breath and crossing traffic control signal timing scheme information are pushed to vehicle in signal cover, and vehicle is according to driving induction letter
Breath and crossing traffic signal control timing scheme information adjustment driving scheme.
After road grid traffic situation recovers normal in region, impacted adjacent area traffic control center is according to process Road
The sluggish situation of each access connection traffic flow is netted, the compensation timing of compensatory traffic resource is obtained, to calm down because traffic flow change is to road network
Influence of fluctuations, until road network traffic flow recovers normal, by with Dynamic Signal timing scheme between interregional traffic control center
Interaction cooperation, realizes the seamless automatic regulation function of interregional road network traffic flow.
Embodiment：Adjacent area traffic control data center A, B each monitor the traffic at each crossing in affiliated area road network
Signal is controlled in timing scheme and each crossing traffic streaming data information, region B road networks from crossing G via crossing I, H to trunk
Road E and region A traffic flow, at crossing, there is traffic accident in I, causes section G-I traffic flows to occur abnormal, region traffic control
Center is received after the traffic flow abnormality alarming information that crossing traffic control system I, H feed back in road network, according to impacted section
The traffic control letter of each crossing traffic control system in the driving destination data of interior vehicle, traffic flow delta data and region
Number timing information, is computed generation traffic flow shunting induction scheme after analysis, and induction vehicle carries out traffic flow point via I, J, K, L
Stream, and the involved crossing traffic control signal timing project setting scheme of generation is calculated, then by the traffic control Adjusted Option
Send adjacent involved area traffic control center A to, region traffic control center A is being connected to region traffic control center B hairs
After the traffic control Adjusted Option sent, transfer the corresponding traffic flow data information for being affected section crossing L, M, N and crossing is handed over
Logical control signal timing information, before the traffic flow percent of pass and the balance of arrival rate for not destroying each crossing of affiliated area road network
Put to region traffic control data center B and feed back itself adjustable Traffic Signal Timing resource, be connected to adjacent area traffic
Traffic flow shunting Induction Control scheme is combined after control centre A feedback data and carries out calculating analysis, new traffic flow is generated and lures
Scheme is led, induction vehicle carries out traffic flow shunting via I, J, O, M, and calculates the involved crossing traffic control signal timing of generation
Project setting scheme, region traffic control data center B drives a vehicle traffic control signal timing scheme and Traffic flow guidance scheme
The traffic control system at related crossing is pushed to, using new traffic control signal timing scheme, while by being built up between section
Induction driving indicator panel display driving induction information, and through wireless signal base station between crossing and section by drive a vehicle induction information push away
Vehicle in signal cover is given, vehicle controls timing project setting row according to driving induction information and crossing traffic signal
Car scheme.
After road grid traffic situation recovers normal in region, impacted adjacent area traffic control center is according to process Road
The sluggish situation of each access connection traffic flow is netted, the compensation timing of compensatory traffic resource is obtained, to calm down because traffic flow change is to road network
Influence of fluctuations, until road network traffic flow recovers normal, interacting coordination by traffic control signal timing scheme between area above matches somebody with somebody
Close the seamless dynamic auto regulation for realizing interregional road network traffic flow.
Fig. 8 is that the traffic control center of technical solution of the present invention carries out Coordinated Control principle between traffic control region
Figure, as shown in figure 8, the traffic delta data information in each region belonging to detection is responsible at traffic control data center, monitoring in real time is adjusted
Save the utilization ratio that the road grid traffic between each traffic control region controls resource, embodiment：Traffic control center has A, B, C, D under its command
Four adjacent region traffic control centers, traffic control center monitors the region Nei Lu of region traffic control center A feedbacks
The traffic control region road network section E-F traffic flows of net telecommunication flow information data display are close to hypersaturated state, through transferring region A
Adjacent traffic region B, C, D traffic flow real time information data, it is found that region B road grid traffic resource utilizations are relatively low, in region
The percent of pass of the traffic flow at crossing is higher than arrival rate, and it is adjustable that traffic control center analyzes above traffic control region road network by contrast
With Traffic Signal Timing resource, the traffic resource allocation proportion of interregional traffic major trunk roads is actively allocated, traffic major trunk roads are provided
Row major distribution is entered in source to region A, and adjustable transit resource information and related data are pushed into region traffic control center A
With region traffic control center B, region traffic control center A and region traffic control center B receive traffic control center and pushed away
After the adjustable traffic resource data of road network sent, formation zone Nei Lu is calculated according to road network traffic flow real-time change data in region
The traffic control signal timing Adjusted Option at the related crossing of net, and traffic flow shunts induction scheme in region, passes through traffic road
Wireless signal base station pushes away traffic control signal timing scheme information and traffic flow shunting induction scheme information between mouth and section
Give vehicle in vehicle in section, section and induction information is shunted according to the traffic control information received and traffic flow, with reference to
The driving purpose of itself, optimizes the traffic route of itself, after traffic flow data recovers normal in the A road networks of region, traffic control
Central Radical withdraws the preferential road grid traffic resource to region A dispensings according to actual conditions.
The embodiment explanation and technical principle for the technical program illustrate above, only including the basis to the technical scheme
The explanation of principle, does not have to the limiting meaning in terms of the technical scheme function and performance.
Claims (10)
1. a kind of intellectual traffic control technology based on MANET data communication, it is characterised in that：It is described to be based on MANET data
The traffic control system of the intellectual traffic control technology of communication is by crossing traffic control system, region traffic control center, traffic
The part of control centre three is constituted, and the technical scheme is the traffic control technical scheme based on the ad hoc network communication technology, traffic
Vehicle and traffic control in traffic route road network are set up by ad hoc network between vehicle in control system and traffic route networking
Data network communications between system；Traffic control system, which is utilized, passes through real-time interaction data communication between vehicle and traffic control system
In acquired road network vehicle include three-dimensional vehicle locus, type of vehicle, vehicle physical parameter, direction of traffic,
The related driving information data of dynamic immediately of destination, the speed etc. of driving a vehicle, with reference to traffic flow induction installation between road cross and section
Acquired traffic flow data information carries out calculating analysis, according to the Calculation results of traffic flow, generates crossing dynamic traffic
Control signal timing scheme and traffic flow shunting induction data；
Crossing traffic control system is by road vehicle induction installation, road video monitoring apparatus, road traffic flow data collection
Manage device, crossing wireless signal base station, crossing traffic control data processing unit, crossing pedestrian induction installation, data communication control
Device processed, road traffic flow shunting induction data processing unit, road traffic signal control device, road traffic flow shunting induction
Road video monitoring is filled between road vehicle induction installation, section between wireless signal base station, section between information display device, section
Put, road travel induction information between data communication control unit, section between traffic flow data collection and treatment device, section between section
Display device is constituted, traffic control signal timing plan template data of the crossing traffic control system in existing application, knot
Crossing traffic control signal timing scheme historical data is closed, is handled by data mining analysis, crossing traffic control signal is completed
The optimization and upgrading of timing scheme；Pass through data communication between crossing traffic control system and adjacent other crossing traffic control systems
The respective traffic flow data information of network exchange and respective traffic control signal timing scheme information, according to access connection traffic flow
Actual control is needed with the timing of coordinated allocation traffic control signal, phase difference and other traffic between adjacent intersection traffic control system
Control traffic flow traffic efficiency in resource, optimization traffic route road network；
Region traffic control center storage system, traffic information data analysis process system, traffic control are collected by transport information
Application system and data communication control system are constituted, and region traffic control center is responsible for handing in monitoring affiliated area road network
The traffic control signal timing scheme of each crossing traffic control system in through-flow data message and affiliated area road network, association
Traffic control resource in distribution region is adjusted, the traffic control of each crossing traffic control system in analyzed area road traffic road network is calculated
Traffic control strategy in data processed, optimization area road road network, improves the traffic efficiency of traffic flow in regional traffic road network；
Storage system, traffic information data analysis process system, traffic control strategy are collected by transport information by traffic control center
Calculate analysis system, traffic control application system and data communication control system to constitute, traffic control center is responsible for collection and deposited
The instant traffic flow data letter of turnpike road between the traffic control data information of storage area domain traffic control center, monitoring collecting zone
Breath, is analyzed, system by the calculating to each traffic zone traffic control data and interregional turnpike road traffic flow data information
Determine the coordinated allocation management of the interregional traffic control resource of traffic route road network and overall traffic route road grid traffic control plan
Calculating analysis and optimization and upgrading slightly.
2. according to the method described in claim 1, it is characterised in that described intelligent traffic control system includes being applied to handing over
The wireless signal base station based on the ad hoc network communication technology is set up between the crossing and section of passway road network, traffic control is realized
Data network communications are set up in system and road network between vehicle, carrying out vehicle in road network includes three-dimensional vehicle locus, car
The collection of the related driving information data of dynamic immediately such as type, vehicle physical parameter, direction of traffic, driving destination, speed
Method.
3. according to the method described in claim 1, it is characterised in that described intelligent traffic control system includes being applied to lead to
Spend including for vehicle in the traffic route road network in traffic control system and road network acquired in car-to-car data network service
The related dynamic immediately such as three-dimensional vehicle locus, type of vehicle, vehicle physical parameter, direction of traffic, driving destination, speed
The telecommunication flow information data that telecommunication flow information collection and treatment device is obtained between running information data combination road cross and section, meter
The method of traffic flow change information in point counting analysis road network.
4. according to the method described in claim 1, it is characterised in that described intelligent traffic control system includes being applied to be based on
The method of right 3 calculates the traffic control signal of traffic flow change information data combination crossing traffic control system in the road network obtained
Timing protocol, calculates generation crossing dynamic traffic control signal time distributing conception and access connection traffic flow shunts the side of induction scheme
Method.
5. according to the method described in claim 1, it is characterised in that described intelligent traffic control system includes being applied to crossing
Traffic control system calculates traffic flow in the section obtained by the traffic control signal timing scheme of itself and based on the method for right 3
Change information data are combined, and calculate generation crossing dynamic traffic control signal timing dial adjustment demand information, and and adjacent intersection
The timing of above traffic control signal is exchanged by data communication network between traffic control system and adjusts demand information, according to respective road
The situation of actual traffic stream information adjusts traffic control signal timing scheme and the traffic flow shunting induction side at respective crossing in section
Case, the method for realizing traffic control signal timing scheme coordination control between adjacent intersection.
6. according to the method described in claim 1, it is characterised in that described intelligent traffic control system includes being applied to base
Calculating traffic flow change information data in the section obtained in the method for right 3 is used to calculate traffic control between the road network of formation zone
Timing scheme optimization adjustment processed, and the method that traffic flow shunts induction scheme in the road network of formation zone.
7. according to the method described in claim 1, it is characterised in that described intelligent traffic control system includes being applied to road
Mouthful traffic control signal timing information and traffic flow shunting induction information pass through the wireless signal that is built up in traffic route road network
Base station, which is pushed in road network vehicle and traffic flow is shunted into induction information in traffic flow, shunts induction information display device
The method of upper display.
8. according to the method described in claim 1, it is characterised in that described intelligent traffic control system includes being applied to pass through
The traffic flow change information data area road road network that obtains in are calculated region traffic control center based on the method for right 3,
Carry out traffic between adjustable traffic control resource data between calculating analysis, calmodulin binding domain CaM road network, formation zone road network
The method for controlling resource coordination allocative decision.
9. according to the method described in claim 1, it is characterised in that described intelligent traffic control system includes being applied to utilize
Major trunk roads between the traffic control information data from region traffic control center of storage, calmodulin binding domain CaM are collected by traffic control center
The arithmetic for real-time traffic flow information data on road, calculates traffic flow change information in analysis different zones road network, generates different traffic
The method of traffic resource coordinated allocation control program between area road road network.
10. a kind of traffic control technology, based on this intelligent traffic control system principle, any one of perform claim 1-9
Method.
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