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Effectiveness of Signal Coordination for Pedestrian Flows Considering Bi-directional Flow Impacts

机译:考虑双向流影响的人流信号协调的有效性

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Existing signal control strategies do not consider pedestrian flows in optimizing signal parameters, which may impose significant delays on pedestrians. This study aims to investigate the rationality and effectiveness of designing signal coordination for pedestrians. A numerical case study in Japan is analyzed. Field survey is conducted to collect the geometric characteristics, signal timings and vehicular traffic condition information. In a parallel approach, the performances of signal coordination for vehicular and pedestrian traffic are estimated by using the vehicular traffic simulation tool Synchro/SimTraffic and the pedestrian simulation tool NOMAD. The results showed that the coordination for the major pedestrian flow led to a significant reduction in average delay (15%). Generally, it is concluded that the effectiveness of pedestrian signal coordination is not guaranteed but depends on the relationship between pedestrian platoon dispersion and the signal cycle length.
机译:现有的信号控制策略在优化信号参数时并未考虑行人流量,这可能会给行人带来明显的延迟。本研究旨在探讨行人信号协调设计的合理性和有效性。分析了日本的数值案例研究。进行现场调查以收集几何特征,信号定时和车辆交通状况信息。在并行方法中,通过使用车辆交通模拟工具Synchro / SimTraffic和行人模拟工具NOMAD来估计车辆和行人交通的信号协调性能。结果表明,主要行人流量的协调导致平均延误大幅减少(15%)。通常得出的结论是,行人信号协调的有效性并不能得到保证,而是取决于行人排色散与信号周期长度之间的关系。

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