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Intelligent traffic control system based on cloud platform and control method thereof

A technology of intelligent traffic control and control method, applied in traffic control systems, traffic control systems of road vehicles, transmission systems, etc., can solve the problems of adjusting the status of signal lights, difficult troubleshooting and uploading to the control system, affecting vehicle traffic, etc. , to achieve the effect of reducing exhaust emissions

Active Publication Date: 2020-06-26
CHENGDU UNIV OF INFORMATION TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] (1) Insufficient reliability: In practical applications, long-term uninterrupted work is required, and certain measures are taken to ensure the flow field of the system operation process. Once the core control part of the intelligent traffic control system fails, the entire traffic control process will fall into a state of failure. paralysis;
[0004] (2) Information is not shared: Due to the different construction and development time of each traffic control system in each area of ​​the city and the difference in road construction planning, the traffic signal control systems in each area of ​​the city are diversified, and the system compatibility is poor, and the data communication method is not uniform. , it is difficult to realize the information sharing of traffic control signals in different areas, and it is not convenient for the overall management of traffic control signals;
[0005] (3) Insufficient flexibility: When the existing intelligent traffic control system controls the signal lights, it mostly works according to the established on-off time, but for some accident-prone road sections and road sections with large traffic flow changes, etc., signal lights The on and off of the road directly affects the traffic volume of the road section and then affects the urban road conditions. The current signal light control method does not take these emergencies into account, and it is difficult to flexibly adjust the state of the signal light according to the real-time road conditions;
[0006] (4) The intelligence of signal lights is poor: In the existing intelligent traffic control system, the signal lights work according to the set time, and all the signal lights are independent of each other and do not affect each other. The signal lights at the intersection will be affected, which will affect the traffic conditions of road vehicles, and the signal lights lack self-diagnosis function. When the signal machine at the intersection fails, it is difficult for the signal machine to classify the fault, and it is even more difficult to process the fault and upload it to the control system.

Method used

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  • Intelligent traffic control system based on cloud platform and control method thereof
  • Intelligent traffic control system based on cloud platform and control method thereof
  • Intelligent traffic control system based on cloud platform and control method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0047] Such as figure 1 As shown, an intelligent traffic control system based on a cloud platform includes a cloud resource pool, a smart signal machine, and a smart camera; the cloud resource pool includes several cloud platforms that communicate with each other, and each cloud platform communicates with several smart signals Machine and smart camera, smart signal machine and smart camera are installed at the same intersection one by one;

[0048] The cloud resource pool is used to store the information uploaded by the smart signal machine and the smart camera, and generate signal control signals according to the uploaded information to realize real-time control of the smart signal machine; the smart signal machine is used to control the signal machine issued by the cloud resource pool Signals work to provide traffic control signals for vehicles; smart cameras are used to monitor the traffic status of road vehicles, and provide data reference when generating signal control signal...

Embodiment 2

[0052] Each cloud platform in the above embodiment 1 includes a data storage server, an identity management server, a computing server, and a backup computing server; the data storage server is connected to the computing server, the backup computing server, and the identity management server, respectively, and the identity management server is connected to the computing server through the API interface. Smart signal machine and smart camera connection;

[0053] The data storage server is used to store the data uploaded by the smart signal machine and the smart camera, and transmit it to the computing server or the backup computing server; the computing server and the backup computing server work alternately to process and generate the signal machine according to the real-time data in the data storage server The control signal is transmitted to the corresponding smart signal machine; the identity management server is used to provide an API interface to connect the smart camera and ...

Embodiment 3

[0056] Such as figure 2 As shown, the smart signal machine in the above embodiment 1 includes a communication module, a signal light control module, and a signal machine failure detection module;

[0057] The communication module is equipped with an API interface, and the smart signal machine communicates with the identity management server through the API protocol; the signal light control module includes a main controller, a timer circuit, and a state switching circuit. The light control signal output terminal of the main controller is connected to the identity management server through the timer circuit. The input end of each signal lamp of the intelligent signal machine is connected, the state control signal output end of the main controller is connected to the timer circuit through the state switching circuit, the control signal input end of the main controller is connected to the communication module; the signal machine failure detection module is connected to The output te...

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PUM

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Abstract

The invention discloses an intelligent traffic control system based on a cloud platform and a control method thereof. The system comprises a cloud resource pool, intelligent annunciators and intelligent cameras. The cloud resource pool comprises a plurality of cloud platforms which are in communication connection with one another, each cloud platform is in communication connection with the plurality of intelligent annunciators and intelligent cameras, and the intelligent annunciators and the intelligent cameras are installed at the same intersection in a one-to-one correspondence mode; according to the intelligent traffic control system, all annunciators and cameras in a road are connected in a cloud architecture mode, intelligent traffic control over the urban road is facilitated, and thereliability and the working efficiency of the intelligent traffic control process are improved.

Description

Technical field [0001] The invention belongs to the technical field of intelligent traffic control, and specifically relates to an intelligent traffic control system based on a cloud platform and a control method thereof. Background technique [0002] With the development of the automobile industry, the penetration rate of automobiles has become higher and higher, and the urban traffic conditions have become more complicated with the car ownership rate. In order to ensure the normal operation of urban traffic conditions, real-time monitoring of different areas of the city is required. Traffic conditions are monitored and managed. At present, urban traffic management and traffic control problems such as urban road traffic safety, traffic congestion and traffic pollution emissions caused by factors such as urban road structure and traffic design, and the supply and demand relationship of the entire city, rely on the existing traffic management and signal control. The management mo...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G08G1/01G08G1/065G08G1/08H04L29/08
CPCG08G1/0116G08G1/0133G08G1/0145G08G1/065G08G1/08H04L67/1097H04L67/12
Inventor 李斌勇杜泽燕雷正毅徐孟奇
Owner CHENGDU UNIV OF INFORMATION TECH
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