CN101908279A - Urban traffic adaptive control system - Google Patents
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Abstract
The invention provides an urban traffic adaptive control system. A traffic command system is accessed into a network for controlling traffic signal machines in various areas. The urban traffic adaptive control system comprises a plurality of communication modules, a graph generating module, a database module, a real-time terminal module and a data sharing module. The plurality of communication modules are used for detecting and collecting traffic data of the traffic signal machines; the graph generating module is used for coordinating and controlling the traffic data of the traffic signal machine and an area control module and generating the traffic graph information; the database module is used for storing the traffic data and operation log; the real-time terminal module is used for transferring the traffic data to form the traffic state information, receiving and displaying operation and fault reports of the area control module and setting the operation parameter of the communication modules; and the data sharing module is used for providing resource sharing for a third party. The invention realizes complete real-time traffic adaptive control function and automatic collection of traffic flow and saturation and performs automatic coordination and control of real-time traffic signals with random variation so as to overcome the shortage in the prior art.
Description
Technical field
The present invention relates to a kind of advanced traffic administration and control technology of intelligent transportation, particularly relate to a kind of networking and insert urban traffic adaptive control system in the traffic guidance system.
Background technology
We know, effectively urban traffic control is that all alleviate the important step in traffic congestion countermeasures, is the key that solves urban transport problems, and this is by the national conditions decision of the rule of Traffic Development and China.In the face of serious day by day urban transport problems, be responsible departments of the government, expert scholar, or personages of various circles of society carried out analysis and research to the reason of blocking up.
Except for example strengthening dynamics of investment, greatly develop public transport, build overpass, strengthen the urban road system construction, improve road network, accelerate the parking facility construction, renewal, perfect management mode and means, improve the management and service level, give more publicity to the legal system etc., intelligent transportation control and management also are rings of can not ignore.
Modern urban highway traffic progressively trends towards informationization, intelligent direction development, realize that promptly the information of vehicle flowrate of road traffic gathers automatically, automatically handle and issue automatically etc., to guarantee safer, efficient, the orderly operation of road traffic trip vehicle, improve running velocity, reduce vehicle delay time and stop frequency.But thing followed problem is that the development of domestic communication service equipment then often is not in step with the times with respect to the developing rapidly of traffic transport industry, and traffic signals equipment is particularly outstanding.
The development of domestic communication signal presents a lot of problems, computing method complexity as whistle control system, use inconvenient, the not enough hommization of detection system, message reflection waits more slowly, these a series of problems often can not adapt with development of times, and happening occasionally of situation of ground rush-hour traffic congestion such as Beijing, Shanghai are exactly the topmost embodiment of its problem.
So, how a kind of more efficiently urban traffic adaptive control system is provided, to solve the problems that exist in the prior art, become the problem demanding prompt solution of personnel in the industry of association area.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide a kind of urban traffic adaptive control system,, use inconvenient to solve the computing method complexity of traffic control system of the prior art, problems such as the detection system real-time is not strong, and accuracy is not high.
Reach other relevant purposes for achieving the above object, the invention provides a kind of urban traffic adaptive control system, network insertion one traffic guidance system is used for control setting each traffic signaling equipment in a plurality of areas, it is characterized in that, described urban traffic adaptive control system comprises at least: a plurality of communication modules, the area control module, figure generation module, database module, terminal module, and data sharing module in real time.Wherein, described a plurality of communication modules are used to control the operation of each crossing traffic teleseme, and detect and collect the traffic data and the output of each traffic signaling equipment; Described regional control module receives the traffic data of described communication module output, and described traffic data and default traffic parameter are compared, coordinate each crossing and subarea between the traffic signals of teleseme control and generating run daily record; Described figure generation module generates traffic pattern information according to the traffic data information of each communication module, calls for described regional control module; Described database module connects described regional control module, in order to described storage traffic data and Operation Log; Described real-time terminal module connects described regional control module and database module, in order to call traffic data from described database module to form traffic state information, and receive and show described regional control module operation, operation and Trouble Report, be used to be provided with the operational factor of each communication module; Described data sharing module connects described regional control module and database module, is used for exporting described traffic data, traffic pattern information, described regional control module operation, operation and Trouble Report to external system.
Comprise also that at urban traffic adaptive control system of the present invention data query module and data generate administration module, described data query module connects described database module, be used to inquire about the traffic data information of described database module, particularly, described data query module output information form is form or chart.Described data generate administration module and connect described database module, generate the control documents of specific format and import this database module by the input controlled variable.
In urban traffic adaptive control system of the present invention, described traffic data is various cycles, split, scheme and the phase differential of the magnitude of traffic flow, crossing saturation degree, fault alarm, traffic signaling equipment.Described traffic state information is traffic control status information, traffic congestion status information, equipment working state information, main line correlated state information and traffic optimization state of a control information.
In urban traffic adaptive control system of the present invention, utilize serial port protocol or Ethernet protocol to connect by wired network or wireless network between described communication module, described regional control module, described database module and the described real-time terminal module.Carry out exchanges data by self-defining communication protocol between described communication module and the regional control module.Carry out exchanges data by TCP/IP networking communication protocol between described regional control module, described database module and the described real-time terminal module.
As mentioned above, urban traffic adaptive control system of the present invention has perfect real-time traffic adaptive control function, can realize that special bus flow and saturation degree gather automatically, random variation and carry out the automatic synchronization control of real-time traffic signal, automatically collection analysis is handled the main transport information in the compass of competency, reasonably distribute and use information resources, realize information sharing, resource sharing, and can write down and store historical traffic data information, for traffic programme and organization and administration provide effective reference frame, the control of security route and special period operation is provided, and then has solved the computing method complexity of traffic control system of the prior art, use inconvenient, problems such as detection system detection system real-time is not strong, and accuracy is not high.
Description of drawings
Fig. 1 is shown as urban traffic adaptive control system framed structure synoptic diagram of the present invention.
Embodiment
Below by specific instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantages of the present invention and effect easily by the content that this instructions disclosed.The present invention can also be implemented or be used by other different embodiment, and the every details in this instructions also can be based on different viewpoints and application, carries out various modifications or change under the spirit of the present invention not deviating from.
See also Fig. 1, Fig. 1 is shown as urban traffic adaptive control system framed structure synoptic diagram of the present invention; Need to prove, the diagram that is provided in the present embodiment only illustrates basic conception of the present invention in a schematic way, satisfy only show in graphic with the present invention in relevant assembly but not component count drafting when implementing according to reality, kenel, the quantity of each assembly can be a kind of random change during its actual enforcement, and its assembly layout kenel also may be more complicated.
As shown in the figure, the invention provides a kind of urban traffic adaptive control system, network insertion one traffic guidance system is used for control setting each traffic signaling equipment 2 in a plurality of areas, and described urban traffic adaptive control system 1 comprises at least: a plurality of communication modules 11, area control module 12, figure generation module 13, database module 14, terminal module 15 in real time, data sharing module 16, data query module 17 and data generate administration module 18.
In present embodiment, being discussed below of the data stream of this urban traffic adaptive control system 1: collect the traffic data of each traffic signaling equipment 2 from communication module 11 (in present embodiment for intersection annunciator communication module), and be transferred to regional control module 12 (in present embodiment, being command centre's management Control Server), terminal module 15 (in present embodiment, being management work station) and database module 14 (being application server) in real time in present embodiment by the network equipment.A large amount of traffic datas is placed on the lane database of application server, and the used data of management control are constantly extracted from application server or deposited, and supplies with external system 3 (being that command system or information command system are shared in present embodiment).
Described a plurality of communication module 11 is used to control the traffic signaling equipment 2 at each crossing and the traffic data communication between the regional control module 12, and gathers the traffic data and the output of each traffic signaling equipment 2; In present embodiment, described communication module 11 main acquisition process and the transmission transport information of being responsible for the crossing traffic information vehicle flowrate, accept host computer---the control command that regional control module 12 is assigned, control this crossing traffic teleseme 2 duties, split for example, phase place and phase differential etc.In present embodiment, described traffic data is cycle, split, scheme and the phase differential etc. of the magnitude of traffic flow, crossing saturation degree, fault alarm, traffic signaling equipment.
Described regional control module 12 connects described a plurality of communication modules 11, receive the traffic data of described communication module 11 outputs, described traffic data and default traffic parameter are compared, coordinate the traffic signals control between each crossing of control and the subarea, and the generating run daily record; In present embodiment, described regional control module 12 can be according to the traffic flow information of gathering and the optimal way of system, can realize that the crossing traffic teleseme 2 that in the control area all is arranged on the crossing carries out effective real-time adaptive optimal control.By being provided with and calling traffic signals timing scheme, cycle, split and phase differential etc. are coordinated the traffic signals control between crossing and the subarea, can satisfy the transport need of continuous variation, such as morning peak, and evening peak, public festivals or holidays, night or special event etc.These schemes can be selected automatically to determine, also can realize by the Event triggered program of operator command or definition by dynamic flow, occupation rate and queue length.
Need to prove, be connected by wired or wireless mode between described communication module 11 and the described regional control module 12, and carry out exchanges data by self-defining communication protocol.In present embodiment, described self-defining communication protocol is the known notion of personnel in the industry, is not giving unnecessary details once more.
Described figure generation module 13 connects described regional control module 12, according to the traffic data information generation traffic pattern information of each traffic signaling equipment 2, calls for described regional control module 12; In present embodiment, described traffic pattern information comprises crossing figure, subarea figure, three kinds of figures of areal map, the graphic file of drawing the back generation can be read by described regional control module 12, and is upgraded the demonstration of figure by described regional control module 12 Real-time and Dynamic.
Described database module 14 connects described regional control module 12, in order to described storage traffic data and Operation Log; In present embodiment, described database module 14 has a data base administration formula (not shown), with enforcement the database module 14 that system was disposed is managed.In concrete embodiment, the user is according to scale, equipment disposition, the traffic control demand of self system, by simple mode (for example filling in a form, point out question and answer etc.), can set up the database module 14 of oneself, meet the traffic signal control system of this area traffic characteristics with formation.Simultaneously also realized real-time traffic control information (as flow, saturation degree) and various Operation Log are managed.Especially carry out multizone management and control with the true-time operation terminal, mainly rely on described database module 14.
Described real-time terminal module 15 connects described regional control module 12 and database module 14, in order to call traffic data from described database module 14 to form traffic state information, and receive and show described regional control module 12 operations, operation and Trouble Report, be used to be provided with the operational factor of each communication module 11; In present embodiment, described traffic state information is traffic control status information, traffic congestion status information, equipment working state information, main line correlated state information and traffic optimization state of a control information.
In present embodiment, the mode by wired or wireless network between described communication module 11, described regional control module 12, described database module 14 and the described real-time terminal module 15 is connected.Carry out exchanges data by TCP/IP networking communication protocol between described regional control module 12, described database module 14 and the described real-time terminal module 15.
In present embodiment, described real-time terminal module 15 is embedded with the interface and is " form " Chinese operating environment; Complete pull-down operational order menu; The formula of filling in a form parameter modification; Clear and definite " seek help,, explanation; Figure generates and Presentation Function flexibly, can form and show traffic state information; The output of traffic data statistical graph; And system's operation, operation and Trouble Report output.
In present embodiment, the operational factor that described real-time terminal module 15 is used to be provided with between each crossing and the subarea is clock characteristic parameter, general period characteristic parameter, period festivals or holidays characteristic parameter, period in week characteristic parameter, phase sequence characteristic parameter, timing scheme characteristic parameter, transition light color characteristic parameter, inductance characteristics parameter, detected parameters violating the regulations.
Described data sharing module 16 connects described regional control module 12 and database module 14, is used for to the described traffic data of external system 3 outputs, traffic pattern information, described regional control module operation, operation and Trouble Report.In present embodiment, described external system 3 for example is the command system of public transport, for example is the information command system of traffic department of government in more detail.
In present embodiment, described data sharing module 16 is outer integrated interface, make the information of urban traffic adaptive control system 1 of the present invention effectively shared, export effective transport information and the integrated traffic instructions information of receiving system in real time, the traffic management information of system own can be realized network integration, information sharing, resource sharing with supervisory system and 110 command centres.
Described data query module 17 connects described database module 14, is used to inquire about the traffic data information of described database module 14, and particularly, described data query module 17 output information forms are form or chart.In present embodiment, described data query module 17 is mainly used in data such as query flows, saturation degree, system alarm and Operation Log, and described data query module 17 major advantages are that function is detailed, easy to operate, intuitive display.
Described data generate administration module 18 and connect described database module 14, generate the control documents of specific format and import this database module 14 by the input controlled variable.In present embodiment, it mainly is by interface input intuitively that described data generate administration module 18, disposes urban traffic adaptive control system 1 operation necessary two control documents (text type) of the present invention: sys.lx and ram.dat.Wherein the sys.lx file mainly comprises the controlled variable of system scale, subarea, crossing and detecting device; The ram.dat file is the controlled variable under the no cable method of operation, specifically comprises phase place timing, pedestrian, strategic import, generally reaches parameters such as special time, plan and scheme.In layoutprocedure, can directly import controlled variable by the interface, also can import correlation parameter automatically by the characteristic (application characteristic software has generated the characteristic parameter file at crossing) at concrete crossing, be submitted to database module 14 behind the data validation, when all parameters all dispose finish after, just can pass through the format conversion function, the data in the database module 14 are derived, form the control documents of specific format: sys.lx and ram.dat.Simultaneously, also the data of control documents directly can be imported database module 14.
This urban traffic adaptive control system 1 mainly is the traffic data that detects each traffic signaling equipment 2 from communication module 11, and is transferred to regional control module 12, real-time terminal module 15 and database module 14 by the network equipment.A large amount of traffic datas is placed on the lane database of application server, and the used data of management control are constantly extracted from application server or deposited, and supplies with external system 3 and share.
In sum, urban traffic adaptive control system of the present invention has perfect real-time traffic adaptive control function, can realize the automatic collection of the magnitude of traffic flow and saturation degree, random variation and carry out the automatic synchronization control of real-time traffic signal, automatically collection analysis is handled the main transport information in the compass of competency, reasonably distribute and use information resources, realize information sharing, resource sharing, and can write down and store historical traffic data information, for traffic programme and organization and administration provide effective reference frame, and then solved the computing method complexity of traffic control system of the prior art, use inconvenient, problems such as the detection system real-time is not strong, and accuracy is not high, thereby, compared with prior art, the present invention has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
The foregoing description is illustrative principle of the present invention and effect thereof only, but not is used to limit the present invention.Any personage who has the knack of this technology all can be under spirit of the present invention and category, and the foregoing description is modified or changed.Therefore, have in the technical field under such as and know that usually the knowledgeable modifies or changes not breaking away from all equivalences of being finished under disclosed spirit and the technological thought, must be contained by claim of the present invention.
Claims (9)
1. urban traffic adaptive control system, network insertion one traffic guidance system is used for control setting each traffic signaling equipment in a plurality of areas, it is characterized in that described urban traffic adaptive control system comprises at least:
A plurality of communication modules are used to control and coordinate the communication of the traffic signaling equipment at each crossing, detect and collect the traffic data and the transmission of traffic signaling equipment simultaneously;
The area control module, by the communication of communication module and crossing traffic teleseme, the operation of control junction machine, the transport information of collecting the crossing traffic teleseme, application has in the subarea of independent intellectual property right coordinates control algolithm between the crossing and subarea, coordinates and the traffic signals at control crossing.
The figure generation module according to the traffic data information generation traffic pattern information of each communication module, calls for described regional control module;
Database module connects described regional control module, in order to described storage traffic data and Operation Log;
Real-time terminal module, connect described regional control module and database module, in order to call traffic data from described database module to form traffic state information, and receive and show described regional control module operation, operation and Trouble Report, be used to be provided with the traffic circulation parameter in each crossing and sub-range.
The data sharing module connects described regional control module and database module, is used for exporting described traffic data, traffic pattern information, described regional control module operation, operation and Trouble Report to external system.
2. urban traffic adaptive control system according to claim 1 is characterized in that: also comprise the data query module, connect described database module, be used to inquire about the traffic data information of described database module.
3. urban traffic adaptive control system according to claim 2 is characterized in that: described data query module output information form is form or chart.
4. urban traffic adaptive control system according to claim 1 is characterized in that: comprise that also data generate administration module, connect described database module, generate the control documents of specific format and import this database module by the input controlled variable.
5. urban traffic adaptive control system according to claim 1 is characterized in that: described traffic data is change cycle, phase place, phase differential, split and the scheme etc. of the magnitude of traffic flow, crossing saturation degree, fault alarm, traffic signaling equipment.
6. urban traffic adaptive control system according to claim 1 is characterized in that: described traffic state information is traffic control status information, traffic congestion status information, equipment working state information, main line correlated state information and traffic optimization state of a control information.
7. urban traffic adaptive control system according to claim 1 is characterized in that: the wherein a kind of network mode by optical networking or Ethernet between described communication module, described regional control module, described database module and the described real-time terminal module connects.
8. urban traffic adaptive control system according to claim 1 is characterized in that: carry out exchanges data by self-defining communication protocol between described communication module and the regional control module.
9. urban traffic adaptive control system according to claim 1 is characterized in that: carry out exchanges data by TCP/IP networking communication protocol between described regional control module, described database module and the described real-time terminal module.
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| CN102306451A (en) * | 2011-06-01 | 2012-01-04 | 电信科学技术研究院 | Traffic light control method, device and system |
| CN102750829A (en) * | 2011-04-19 | 2012-10-24 | 上海交大高新技术股份有限公司 | Road traffic signal controller |
| CN102915644A (en) * | 2012-09-17 | 2013-02-06 | 上海交大高新技术股份有限公司 | Wireless intelligent transportation control system and method |
| CN103531031A (en) * | 2013-02-06 | 2014-01-22 | 支录奎 | Research of realizing green wave band passing control based on traffic main line soft enclosing area video detection identification |
| CN103559795A (en) * | 2013-11-07 | 2014-02-05 | 青岛海信网络科技股份有限公司 | Multi-strategy and multi-object self-adaptation traffic control method |
| CN106251620A (en) * | 2016-09-26 | 2016-12-21 | 北京东土科技股份有限公司 | Centring system based on intelligent transportation cloud control system |
| CN106774271A (en) * | 2017-01-03 | 2017-05-31 | 中车株洲电力机车有限公司 | A kind of urban rail transit vehicles fault diagnosis and display system |
| CN110956799A (en) * | 2018-09-26 | 2020-04-03 | 华为技术有限公司 | Traffic information processing method and device |
| CN111508245A (en) * | 2020-05-04 | 2020-08-07 | 北方工业大学 | Traffic signal control system based on road condition traffic big data |
| CN111524374A (en) * | 2020-03-18 | 2020-08-11 | 阿里巴巴集团控股有限公司 | Information processing method and device and electronic equipment |
| CN112669636A (en) * | 2020-12-18 | 2021-04-16 | 谢华彬 | Motor vehicle countdown electronic information sign at traffic light intersection |
| CN115424447A (en) * | 2022-11-04 | 2022-12-02 | 华路易云科技有限公司 | Signal control method and signal control platform supporting autonomous configuration threshold |
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| CN102750829A (en) * | 2011-04-19 | 2012-10-24 | 上海交大高新技术股份有限公司 | Road traffic signal controller |
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| CN102915644A (en) * | 2012-09-17 | 2013-02-06 | 上海交大高新技术股份有限公司 | Wireless intelligent transportation control system and method |
| CN103531031A (en) * | 2013-02-06 | 2014-01-22 | 支录奎 | Research of realizing green wave band passing control based on traffic main line soft enclosing area video detection identification |
| CN103559795A (en) * | 2013-11-07 | 2014-02-05 | 青岛海信网络科技股份有限公司 | Multi-strategy and multi-object self-adaptation traffic control method |
| CN106251620B (en) * | 2016-09-26 | 2019-01-25 | 北京东土科技股份有限公司 | Centring system based on intelligent transportation cloud control system |
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| CN106774271B (en) * | 2017-01-03 | 2020-06-23 | 中车株洲电力机车有限公司 | Urban rail transit vehicle fault diagnosis and display system |
| CN110956799A (en) * | 2018-09-26 | 2020-04-03 | 华为技术有限公司 | Traffic information processing method and device |
| CN111524374A (en) * | 2020-03-18 | 2020-08-11 | 阿里巴巴集团控股有限公司 | Information processing method and device and electronic equipment |
| CN111508245A (en) * | 2020-05-04 | 2020-08-07 | 北方工业大学 | Traffic signal control system based on road condition traffic big data |
| CN112669636A (en) * | 2020-12-18 | 2021-04-16 | 谢华彬 | Motor vehicle countdown electronic information sign at traffic light intersection |
| CN112669636B (en) * | 2020-12-18 | 2023-01-24 | 谢华彬 | Motor vehicle countdown electronic information sign at traffic light intersection |
| CN115424447A (en) * | 2022-11-04 | 2022-12-02 | 华路易云科技有限公司 | Signal control method and signal control platform supporting autonomous configuration threshold |
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