The invention relates to an intersection anti-overflow signal control system and method. The method comprises the following steps: a, dynamically acquiring 360-degree panoramic videos of an intersection in real time through an intelligent robot, establishing an intersection operation model according to video data, and analyzing traffic characteristics of an intersection group according to the intersection operation model; b, performing intersection evaluation index and online simulation analysis according to traffic characteristics, and identifying the traffic operation state of the intersection group; c, optimizing a supersaturated intersection signal timing control scheme for the critical path of the supersaturated intersection group, and adjusting a traffic signal control strategy of the supersaturated intersection group; and d, operating the adjusted intersection group traffic signal control strategy, and realizing the steady-state operation of the intersection control signal timing optimization scheme and the linkage command of the intelligent robot. According to the invention, the traffic efficiency and service level of intersection single-point control can be improved, so that the operation efficiency of an urban traffic system is greatly improved, and urban traffic congestion is relieved.
本发明涉及一种交叉口防溢流信号控制系统及方法。所述方法包括:步骤a:通过智能机器人实时动态采集交叉口360°全景视频,根据视频数据建立交叉口运行模型,并根据交叉口运行模型分析交叉口群交通特性;步骤b:根据交通特性进行交叉口评估指数与在线仿真分析,识别交叉口群交通运行状态;步骤c:对过饱和状态交叉口群的关键路径进行过饱和交叉口信号配时控制方案优化,调整过饱和状态交叉口群交通信号控制策略;步骤d:运行调整后的交叉口群交通信号控制策略,实现交叉口控制信号配时优化方案稳态运行与智能机器人联动指挥。本发明可提升交叉口单点控制的交通效率和服务水平,从而大幅度提高城市交通系统的运行效率,缓解城市交通拥堵。
Intersection anti-overflow signal control system and method
一种交叉口防溢流信号控制系统及方法
12.11.2021
Patent
Elektronische Ressource
Chinesisch
IPC: | G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
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