论文标题

实时验证实时最佳控制器,用于在多车道回旋处配位的CAV协调

Experimental Validation of a Real-Time Optimal Controller for Coordination of CAVs in a Multi-Lane Roundabout

论文作者

Chalaki, Behdad, Beaver, Logan E., Malikopoulos, Andreas A.

论文摘要

回旋处与其他交通情况结合,例如交叉路口,合并道路,降低速度区域,由于驾驶员对各种干扰的响应,可以在运输网络中引起交通拥堵。研究工作表明,平稳的交通流量和消除停下来驾驶都可以提高车辆的燃油效率和回旋处的吞吐量。在本文中,我们验证了使用特拉华大学缩放的智能城市(UDSSC)在多车道的回旋场景中开发的最佳控制框架。我们首先提供解决方案最佳的条件。然后,我们在UDSSC上使用实验证明了解决方案的可行性,并证明最佳解决方案在保留安全性的同时完全消除了停留的驾驶。

Roundabouts in conjunction with other traffic scenarios, e.g., intersections, merging roadways, speed reduction zones, can induce congestion in a transportation network due to driver responses to various disturbances. Research efforts have shown that smoothing traffic flow and eliminating stop-and-go driving can both improve fuel efficiency of the vehicles and the throughput of a roundabout. In this paper, we validate an optimal control framework developed earlier in a multi-lane roundabout scenario using the University of Delaware's scaled smart city (UDSSC). We first provide conditions where the solution is optimal. Then, we demonstrate the feasibility of the solution using experiments at UDSSC, and show that the optimal solution completely eliminates stop-and-go driving while preserving safety.

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