The invention discloses a signal timing and vehicle trajectory collaborative optimization method for an intelligent networked vehicle, and the method comprises the steps: obtaining a parameter set through employing different vehicle following models according to different types of vehicle following modes corresponding to different types of vehicles on a road; acquiring state information of vehicles in a communication range through road infrastructures, and transmitting the state information to an upper signal timing optimization layer; according to the parameter set, taking the green time ratio of each phase as a decision variable, taking the state information of the vehicle in the communication range as basic input information, and constructing an upper-layer signal timing optimization model; on the basis of the trigonometric function optimization model, a lower-layer vehicle trajectory optimization model is constructed by judging whether the vehicle meets trajectory optimization conditions or not; and according to the upper-layer signal timing optimization model and the lower-layer vehicle trajectory optimization model, circularly optimizing signal timing and a vehicle trajectory. According to the embodiment of the invention, the traffic optimization capability can be improved, the optimization efficiency is greatly improved, and the method can be widely applied to the technical field of intelligent traffic.
本发明公开了一种智能网联车辆的信号配时与车辆轨迹协同优化方法,方法包括:根据道路中不同类型车辆对应的不同类型跟车模式,采用不同车辆跟驰模型获取参数集合;通过道路基础设施获取通信范围内车辆的状态信息,并传输到上层信号配时优化层;根据所述参数集合,以各相位的绿信比为决策变量,将通信范围内车辆的状态信息作为基本输入信息,构建上层信号配时优化模型;基于三角函数优化模型,通过判断车辆是否满足轨迹优化条件,构建下层车辆轨迹优化模型;根据所述上层信号配时优化模型及所述下层车辆轨迹优化模型,循环优化信号配时与车辆轨迹。本发明实施例能够提升交通优化能力,并大幅提高优化效率,可广泛应用于智能交通技术领域。
Signal timing and vehicle track collaborative optimization method of intelligent network connection vehicle
一种智能网联车辆的信号配时与车辆轨迹协同优化方法
2025-01-03
Patent
Electronic Resource
Chinese
IPC: | G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
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