CN103117889A - Simulation system of vehicle and road collaborative information interaction and simulation method thereof - Google Patents
Simulation system of vehicle and road collaborative information interaction and simulation method thereof Download PDFInfo
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- CN103117889A CN103117889A CN2013100171829A CN201310017182A CN103117889A CN 103117889 A CN103117889 A CN 103117889A CN 2013100171829 A CN2013100171829 A CN 2013100171829A CN 201310017182 A CN201310017182 A CN 201310017182A CN 103117889 A CN103117889 A CN 103117889A
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Abstract
The invention discloses a simulation system of vehicle and road collaborative information interaction and a simulation method of the vehicle and road collaborative information interaction. The system comprises a control desk module and a vehicle and road collaborative information interaction network simulation module, wherein the control desk module comprises an external data acceptance sub-module, an operational tracking network (OPNET) data exchange sub-module and a data information display sub-module. The vehicle and road collaborative information interaction network simulation module achieves information transmission and sharing of vehicle network and road side equipment. The vehicle and road collaborative information interaction network simulation module comprises a data conversion module, a network and protocol configuration module and a simulation result analysis module. The invention further discloses the simulation method of the vehicle and road collaborative information interaction. The simulation system of the vehicle and road collaborative information interaction and the simulation method of the vehicle and road collaborative information interaction are used for optimizing road traffic.
Description
Technical field
The present invention relates to the collaborative wireless communication technology field that reaches of bus or train route of road traffic, relate in particular to a kind of bus or train route cooperative information interactive simulation system and method.
Background technology
Modern bus or train route cooperative system is based on the technology such as radio communication, sensor measuring and carries out the bus or train route acquisition of information, by car car, bus or train route information interaction and shared, and realize between vehicle and infrastructure intelligent coordinated with coordinate, reach to optimize and utilize system resource, improve traffic safety, alleviate the target of traffic congestion.Along with increasing of vehicle on current road, traffic congestion, traffic accident happen occasionally, in order to realize the bus or train route Collaborative Control in intelligent transportation system, and the obtaining and be very important aspect alternately of information.In time obtain the state information of adjacent vehicle and the broadcast message of roadside device, can to vehicle itself provide important information source from master control, for the realization of whole intelligent transportation facilitates.
Information interaction system is based on the real-time interaction system of radio communication, and due to reasons such as the transmission delay of reality and interference, the information that vehicle needs can not be transferred to target vehicle timely and effectively, so the real-time control of vehicle has been caused very large obstacle.In the Radio Network System of reality, need to consider the load capacity of whole network, the number of the node that can bear, avoid network congestion to cause a series of transmission delay etc., also to consider the optimization of network, with the fastest method, information broadcasting be gone out, make vehicle in time obtain the information that needs.The information interaction analogue system can the emulation wireless messages in the process of transmission and the reception of whole network, the delay of statistics transmission and the load capacity of network have very important meaning to the construction of real network.
Along with developing rapidly of radio communication and mobile computing technology, network and data become omnipresent, and in the Modern Traffic system, automobile also can be used as the important mobile network's terminal of a class.Based on in-vehicle wireless communication device and trackside radio communication installation, by workshop (Vehicle to Vehicle, V2V), bus or train route (Vehicle to Infrastructure, the communication mechanism such as V2I), the more information relevant with traffic be can collect, as vehicle-state, traffic environment information etc., these information effective integration and real-time release done, can set up the bus or train route cooperative system of pedestrian, vehicle, road one, realize Che-Lu information reconciliation cooperation.
Summary of the invention
In order to overcome the deficiency of prior art structure, the invention provides a kind of bus or train route cooperative information interactive simulation system and method.
In order to solve the prior art problem, the embodiment of the invention discloses a kind of bus or train route cooperative information interactive simulation system, comprise control desk module and bus or train route cooperative information Internet emulation module, wherein: the control desk module comprises that external data receives submodule, OPNET exchanges data submodule, data message display sub-module, wherein:
External data receives submodule and realizes by HLA/RTI, provides and the collaborative traffic simulation data-interface of outside bus or train route, realizes that real-time bus or train route works in coordination with the traffic simulation data acquisition;
The HLA_interface Interface realization that OPNET exchanges data submodule carries by OPNET, completing user emulated data packet generation, bus or train route cooperative information Internet emulation module are controlled data and are produced and transmission;
The data message display sub-module realizes that external data receives and the visualization display of OPNET Simulation Control information;
Bus or train route cooperative information Internet emulation module realizes that the communication of vehicle network and roadside device with shared, comprises data conversion module, network and protocol configuration module, analysis of simulation result module, wherein:
Data conversion module is converted to the discernible data of OPNET as the emulated data adapter with the control desk data;
Network and protocol configuration module realize moving vehicle meshed network topological structure configuration in bus or train route collaborative simulation road network, realize the configuration of bus or train route cooperative information interaction protocol by revising the manet_station nodal analysis method simultaneously;
The analysis of simulation result module realizes the evaluation of bus or train route cooperative information interaction protocol performance index.
Further, as preferably, described subscriber simulation packet comprises travel condition of vehicle information, roadside device broadcast message.
Further, as preferably, described bus or train route cooperative information Internet emulation module is controlled data and is comprised simulation time propulsion information, artificial network topological arrangement information.
Further, as preferably, described bus or train route cooperative information Internet emulation module builds based on OPNET Modeler.
Further, as preferably, described control desk module realizes exchanges data with bus or train route cooperative information Internet emulation module by OPNET HLA_interface.
The invention also discloses a kind of bus or train route cooperative information interaction protocol emulation mode, comprise the steps:
1) the control desk module connects with the collaborative traffic simulation data source of outside bus or train route by HLA/RTI, gathers the collaborative traffic simulation data of bus or train route, and generates vehicle node running state data and roadside device broadcast data in the emulation road network;
2) the control desk module produces simulation time propulsion information and artificial network topological arrangement information, import OPNET Modeler by OPNET HLA_interface, import simultaneously vehicle node running state data and roadside device broadcast data, bus or train route cooperative information Internet emulation module carries out simulation initialisation based on above-mentioned information;
3) by revising vehicle node model configuration information interaction protocol, bus or train route cooperative information Internet emulation module is carried out emulation according to node-locus data and simulation time propulsion information;
4) extract OPNET Modeler simulation result, and according to result, institute's development agreement is carried out analysis verification;
5) if bus or train route cooperative information interaction protocol performance can't the adaptive system demand, return to step 3), revise and configuration protocol again; If need the simulation performance of indentification protocol under different scenes, return to step 1), reconfigure the artificial network scene.
The invention has the beneficial effects as follows: the real-time status information of vehicle node and the broadcast message of roadside device, directly send to each vehicle node and roadside device node in wireless emulation software by control desk by HLA, the communication process of simulation software emulation wireless messages in network, and each car each constantly state information and receive that the broadcast message of roadside device returns to the control desk part by HLA again.Information after changing according to these, each vehicle in outside analogue system can be formulated control strategy according to its information of receiving, changes speed and the direction of vehicle.
Description of drawings
When considered in conjunction with the accompanying drawings, by the following detailed description of reference, can more completely understand better the present invention and easily learn wherein many advantages of following, but accompanying drawing described herein is used to provide a further understanding of the present invention, consist of a part of the present invention, illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of to improper restriction of the present invention, wherein:
Fig. 1 is bus or train route cooperative information interactive simulation system structural representation.
Embodiment
With reference to Fig. 1, embodiments of the invention are described.
For above-mentioned purpose, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, a kind of bus or train route cooperative information interactive simulation system, comprise control desk module 1 and bus or train route cooperative information Internet emulation module 2, wherein: control desk module 1 comprises that external data receives submodule, OPNET exchanges data submodule, data message display sub-module, wherein:
External data receives submodule and realizes by HLA/RTI, provides and the collaborative traffic simulation data-interface of outside bus or train route, realizes that real-time bus or train route works in coordination with the traffic simulation data acquisition;
The HLA_interface Interface realization that OPNET exchanges data submodule carries by OPNET, completing user emulated data packet generation, bus or train route cooperative information Internet emulation module are controlled data and are produced and transmission;
The data message display sub-module realizes that external data receives and the visualization display of OPNET Simulation Control information;
Bus or train route cooperative information Internet emulation module 2 realizes that the communication of vehicle network and roadside device with shared, comprises data conversion module, network and protocol configuration module, analysis of simulation result module, wherein:
Data conversion module is converted to the discernible data of OPNET as the emulated data adapter with the control desk data;
Network and protocol configuration module realize moving vehicle meshed network topological structure configuration in bus or train route collaborative simulation road network, realize the configuration of bus or train route cooperative information interaction protocol by revising the manet_station nodal analysis method simultaneously;
The analysis of simulation result module realizes the evaluation of bus or train route cooperative information interaction protocol performance index.
The embodiment of the present invention comprises the function of three aspects, is at first the most basic communication function.The embodiment of the present invention utilizes HLA to carry out realizing in process control desk partly and the data communication between wireless emulation software in emulation.The information of transmission comprises the state information of all moving vehicles and the broadcast message of roadside device.
Secondly, the control desk aspect provides the state information of all vehicles in the bus or train route cooperative system and the broadcast message of roadside device.Car status information comprises the attribute information of itself, positional information, and velocity information, acceleration information etc., roadside device information comprises trackside body body attribute information, positional information, crossing state information etc.
The control desk part mainly is divided into three parts, and a part is responsible for transmission and the reception of OPNET data, and a part is responsible for transmission and the reception of the collaborative traffic simulation data of outside bus or train route, and last part is responsible for the demonstration of deal with data information.
The transmission of OPNET data and receiving unit, then the information after responsible reception OPNET emulation processed through data, passes to the collaborative traffic simulating system of outside bus or train route.External data is transmitted and receiving unit, is responsible for receiving the information that the collaborative traffic simulating system transmission of outside bus or train route comes, and data are passed to OPNET carries out information emulator.Data display unit can show source, time, the content of every information in detail.
At last, in Wireless Network Simulation, vehicle node and trackside node are broadcasted the information of self separately, through the transmission of wireless network, after each node is received the information that other node sends, then return to control desk by HLA.
The embodiment of the invention also discloses a kind of bus or train route cooperative information interaction protocol emulation mode, comprise the steps:
1) the control desk module connects with the collaborative traffic simulation data source of outside bus or train route by HLA/RTI, gathers the collaborative traffic simulation data of bus or train route, and generates vehicle node running state data and roadside device broadcast data in the emulation road network;
2) the control desk module produces simulation time propulsion information and artificial network topological arrangement information, import OPNET Modeler by OPNET HLA_interface, import simultaneously vehicle node running state data and roadside device broadcast data, bus or train route cooperative information Internet emulation module carries out simulation initialisation based on above-mentioned information;
3) by revising vehicle node model configuration information interaction protocol, bus or train route cooperative information Internet emulation module is carried out emulation according to node-locus data and simulation time propulsion information;
4) extract OPNET Modeler simulation result, and according to result, institute's development agreement is carried out analysis verification;
5) if bus or train route cooperative information interaction protocol performance can't the adaptive system demand, return to step 3), revise and configuration protocol again; If need the simulation performance of indentification protocol under different scenes, return to step 1), reconfigure the artificial network scene.
Although more than described the specific embodiment of the present invention, but those skilled in the art is to be understood that, these embodiments only illustrate, those skilled in the art can carry out various omissions, replacement and change to the details of said method and system in the situation that do not break away from principle of the present invention and essence.For example, merge the said method step, belong to scope of the present invention thereby carry out the identical function of essence according to the identical method of essence to realize the identical result of essence.Therefore, scope of the present invention is only limited by appended claims.
Claims (6)
1. bus or train route cooperative information interactive simulation system, it is characterized in that, comprise control desk module and bus or train route cooperative information Internet emulation module, wherein: the control desk module comprises that external data receives submodule, OPNET exchanges data submodule, data message display sub-module, wherein:
External data receives submodule and realizes by HLA/RTI, provides and the collaborative traffic simulation data-interface of outside bus or train route, realizes that real-time bus or train route works in coordination with the traffic simulation data acquisition;
The HLA_interface Interface realization that OPNET exchanges data submodule carries by OPNET, completing user emulated data packet generation, bus or train route cooperative information Internet emulation module are controlled data and are produced and transmission;
The data message display sub-module realizes that external data receives and the visualization display of OPNET Simulation Control information;
Bus or train route cooperative information Internet emulation module realizes that the communication of vehicle network and roadside device with shared, comprises data conversion module, network and protocol configuration module, analysis of simulation result module, wherein:
Data conversion module is converted to the discernible data of OPNET as the emulated data adapter with the control desk data;
Network and protocol configuration module realize moving vehicle meshed network topological structure configuration in bus or train route collaborative simulation road network, realize the configuration of bus or train route cooperative information interaction protocol by revising the manet_station nodal analysis method simultaneously;
The analysis of simulation result module realizes the evaluation of bus or train route cooperative information interaction protocol performance index.
2. bus or train route cooperative information interactive simulation system according to claim 1, is characterized in that, described subscriber simulation packet comprises travel condition of vehicle information, roadside device broadcast message.
3. bus or train route cooperative information interactive simulation system according to claim 1, is characterized in that, described bus or train route cooperative information Internet emulation module is controlled data and comprised simulation time propulsion information, artificial network topological arrangement information.
4. bus or train route cooperative information interactive simulation system according to claim 1, is characterized in that, described bus or train route cooperative information Internet emulation module builds based on OPNET Modeler.
5. bus or train route cooperative information interactive simulation system according to claim 1, is characterized in that, described control desk module realizes exchanges data with bus or train route cooperative information Internet emulation module by OPNET HLA_interface.
6. a bus or train route cooperative information interaction protocol emulation mode, is characterized in that, comprises the steps:
1) the control desk module connects with the collaborative traffic simulation data source of outside bus or train route by HLA/RTI, gathers the collaborative traffic simulation data of bus or train route, and generates vehicle node running state data and roadside device broadcast data in the emulation road network;
2) the control desk module produces simulation time propulsion information and artificial network topological arrangement information, import OPNET Modeler by OPNET HLA_interface, import simultaneously vehicle node running state data and roadside device broadcast data, bus or train route cooperative information Internet emulation module carries out simulation initialisation based on above-mentioned information;
3) by revising vehicle node model configuration information interaction protocol, bus or train route cooperative information Internet emulation module is carried out emulation according to node-locus data and simulation time propulsion information;
4) extract OPNET Modeler simulation result, and according to result, institute's development agreement is carried out analysis verification;
5) if bus or train route cooperative information interaction protocol performance can't the adaptive system demand, return to step 3), revise and configuration protocol again; If need the simulation performance of indentification protocol under different scenes, return to step 1), reconfigure the artificial network scene.
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Cited By (10)
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|---|---|---|---|---|
| CN103761876A (en) * | 2014-01-10 | 2014-04-30 | 山东大学 | Vehicle-road cooperation-based method for traffic information collection and status evaluation |
| CN103794070A (en) * | 2014-02-24 | 2014-05-14 | 中国航天***工程有限公司 | Dynamic induction information broadcasting method and system based on vehicle and road collaboration |
| CN106059804A (en) * | 2016-05-27 | 2016-10-26 | 西安电子科技大学 | Improved OPNET-HLA-based large-scale network simulation method |
| CN110910640A (en) * | 2019-11-27 | 2020-03-24 | 河北省交通规划设计院 | Vehicle-road collaborative scene test evaluation method |
| CN111625939A (en) * | 2020-05-12 | 2020-09-04 | 重庆车辆检测研究院有限公司 | Scale evaluation system and method for vehicle-road cooperative application |
| CN111815940A (en) * | 2019-04-09 | 2020-10-23 | 阿里巴巴集团控股有限公司 | Traffic simulation method and device, electronic equipment and computer readable storage medium |
| CN111866803A (en) * | 2020-06-29 | 2020-10-30 | 大唐信通(浙江)科技有限公司 | Vehicle-road cooperative platform based on C-V2X, interaction realization system and control method |
| CN112188440A (en) * | 2020-09-30 | 2021-01-05 | 中国汽车工程研究院股份有限公司 | Vehicle-road cooperative parallel simulation test method and system |
| CN112688815A (en) * | 2020-12-25 | 2021-04-20 | 网络通信与安全紫金山实验室 | Vehicle-mounted network simulation system and method |
| CN113763697A (en) * | 2020-06-01 | 2021-12-07 | 深圳联友科技有限公司 | Internet of vehicles simulation method and device |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103761876B (en) * | 2014-01-10 | 2015-12-02 | 山东大学 | Based on the acquisition of road traffic information method that bus or train route is collaborative |
| CN103761876A (en) * | 2014-01-10 | 2014-04-30 | 山东大学 | Vehicle-road cooperation-based method for traffic information collection and status evaluation |
| CN103794070A (en) * | 2014-02-24 | 2014-05-14 | 中国航天***工程有限公司 | Dynamic induction information broadcasting method and system based on vehicle and road collaboration |
| CN103794070B (en) * | 2014-02-24 | 2016-05-18 | 中国航天***工程有限公司 | A kind of based on bus or train route collaborative dynamic induction information broadcasting method and system |
| CN106059804A (en) * | 2016-05-27 | 2016-10-26 | 西安电子科技大学 | Improved OPNET-HLA-based large-scale network simulation method |
| CN106059804B (en) * | 2016-05-27 | 2019-06-21 | 西安电子科技大学 | Large-Scale Network Simulation Methods based on improved OPNET-HLA |
| CN111815940A (en) * | 2019-04-09 | 2020-10-23 | 阿里巴巴集团控股有限公司 | Traffic simulation method and device, electronic equipment and computer readable storage medium |
| CN110910640A (en) * | 2019-11-27 | 2020-03-24 | 河北省交通规划设计院 | Vehicle-road collaborative scene test evaluation method |
| CN111625939A (en) * | 2020-05-12 | 2020-09-04 | 重庆车辆检测研究院有限公司 | Scale evaluation system and method for vehicle-road cooperative application |
| CN111625939B (en) * | 2020-05-12 | 2023-09-01 | 招商局检测车辆技术研究院有限公司 | Vehicle-road cooperative application scale evaluation system and method |
| CN113763697A (en) * | 2020-06-01 | 2021-12-07 | 深圳联友科技有限公司 | Internet of vehicles simulation method and device |
| CN111866803A (en) * | 2020-06-29 | 2020-10-30 | 大唐信通(浙江)科技有限公司 | Vehicle-road cooperative platform based on C-V2X, interaction realization system and control method |
| CN112188440A (en) * | 2020-09-30 | 2021-01-05 | 中国汽车工程研究院股份有限公司 | Vehicle-road cooperative parallel simulation test method and system |
| CN112188440B (en) * | 2020-09-30 | 2022-01-25 | 中国汽车工程研究院股份有限公司 | Vehicle-road cooperative parallel simulation test method and system |
| CN112688815A (en) * | 2020-12-25 | 2021-04-20 | 网络通信与安全紫金山实验室 | Vehicle-mounted network simulation system and method |
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