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A cloud-based intelligent traffic control system 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 problems such as adjusting the status of signal lights, affecting vehicle traffic, paralysis of traffic control processes, etc., to slow down the road. Congestion, improve the efficiency of vehicle traffic, and ensure the effect of smooth operation

Active Publication Date: 2020-09-22
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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  • A cloud-based intelligent traffic control system and control method thereof
  • A cloud-based intelligent traffic control system and control method thereof
  • A cloud-based intelligent traffic control system 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, an intelligent signal machine, and an intelligent camera; the cloud resource pool includes several cloud platforms that communicate with each other, and each cloud platform communicates with several intelligent signals Smart signal 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 and the smart camera, and generate signal control signals based on the uploaded information to realize real-time control of the smart signal; the smart signal is used to control the signal issued by the cloud resource pool The signal works to provide traffic control signals for vehicles; smart cameras are used to monitor the traffic status of road vehicles, and provide data reference for cloud resource pools to gene...

Embodiment 2

[0052] Each cloud platform in the above-mentioned 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 communicates with the 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 according to the real-time data in the data storage server The control signal is transmitted to the corresponding smart signal; the identity management server is used to provide an API interface to connect the smart camera and the smart signal to the cloud platform, and to s...

Embodiment 3

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

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

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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 includes a cloud resource pool, an intelligent signal machine and an intelligent camera; the cloud resource pool includes several cloud platforms connected by mutual communication, and each cloud platform A plurality of intelligent signal machines and intelligent cameras are connected by communication, and the intelligent signal machines and the intelligent cameras are installed in the same intersection one by one; in the present invention, the intelligent traffic control system connects all signal machines and cameras in the road through the cloud architecture It is convenient for intelligent traffic control on urban roads, and improves the reliability and work efficiency of the intelligent traffic control process.

Description

technical field [0001] The invention belongs to the technical field of intelligent traffic control, and in particular relates to a cloud platform-based intelligent traffic control system and a control method thereof. Background technique [0002] With the development of the automobile industry, the penetration rate of automobiles is getting higher and higher, and the urban traffic conditions 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 issues such as urban road traffic safety, traffic congestion, and traffic pollution emissions caused by factors such as the structure of urban roads and traffic design, and the supply and demand relationship of the entire city, rely on the current traffic management and signal control. The management mo...

Claims

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Application Information

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Patent Type & Authority Patents(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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