一个双层的动态应急路线规划系统,考虑使用CV技术进行信号抢先控制
Yulu Dai1, Liang Hu2, Shutong Zhou3
1Hangzhou Vocational and Technical College, Hangzhou, Zhejiang, China.
PloS one
|May 19, 2025
概括
本研究引入了动态应急车辆 (EV) 路由和交通信号控制的双层系统,优先考虑电动汽车的移动性. 该系统使用模型预测控制 (MPC) 来优化路线并最大限度地减少对常规交通的干扰.
科学领域:
- 智能运输系统 (ITS) 是一种智能运输系统.
- 交通工程是交通工程.
- 控制系统 控制系统
背景情况:
- 应急车辆 (EV) 需要有效的路由和交通信号优先级,以便及时响应.
- 互联汽车 (CV) 技术为优化电动汽车运营和交通流量提供了潜力.
- 动态的交通条件需要适应应急响应的适应性规划.
研究的目的:
- 在部分CV环境中为多个电动汽车开发一个双层动态应急路线规划系统.
- 将信号抢先控制与路线规划相结合,以提高电动汽车的效率和减少交通干扰.
- 优先考虑电动汽车的移动性,同时尽量减少对整体交通流量的影响.
主要方法:
- 使用了一个分层的双层模型预测控制 (MPC) 框架.
- 上层基于全网交通流量估计和CV数据 (循环检测器,C-V2X) 来动态规划道路级路线.
- 下层规划了车道级的路线,并包含了信号抢先控制.
主要成果:
- 拟议的系统证明了可靠和实用的应急路线规划和信号控制.
- 通过在真实交通网络中的微观模拟来验证有效性.
- 该系统成功地平衡了电动汽车优先级,同时最大限度地减少了对正常交通的不利影响.
结论:
- 双层动态系统有效地增强了紧急车辆的运行.
- 集成CV技术和MPC对于自适应性交通管理至关重要.
- 该方法为复杂的交通环境中的应急响应提供了强大的解决方案.
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