道组的心理影响:基于高速公路真实车辆测试的纵向距离和亮度的驾驶舒适度研究
Yunwei Meng1, Zhipeng Li1, Yin Zhang2
1Chongqing Key Laboratory of Intelligent Integrated and Multidimensional Transportation System, Chongqing Jiaotong University, Chongqing, China.
Traffic injury prevention
|June 9, 2025
概括
通过了解驾驶员的心理负载来优化高速公路道设计是关键. 特定的纵向间距和亮度差异可以减少驾驶员的压力并提高安全性.
科学领域:
- 交通工程是交通工程.
- 人类因素 心理学 心理学
- 道路交通安全 道路交通安全
背景情况:
- 司机的心理负荷对高速公路的安全有很大影响,特别是在道环境中.
- 了解环境因素和驾驶员压力之间的相互作用对于减轻风险至关重要.
研究的目的:
- 调查亮度差异和纵向距离的变化如何影响高速公路道组中的驾驶员心理负载.
- 通过分析驾驶员的生理反应来提高驾驶舒适性和安全性.
主要方法:
- 在5个高速公路道组中进行了真实车辆测试,收集了27名司机的亮度和心率数据.
- 分析了纵向间距,亮度差异和心率增加率之间的关系.
- 使用基于心率数据和环境因素的K-means集群开发了驾驶舒适度模型.
主要成果:
- 在特定范围内的纵向间距可以减轻心理负担,心率的增加率最初上升,然后下降.
- 纵向距离低于103米导致最大心率增加26.4%,表明显著的心理影响.
- 距离超过170米使心理效应可以忽略不计,而增加的亮度差异则扩大了有效距离范围.
结论:
- 确定了亮度差异的临界范围 (500-2100 cd·m-2) 和在没有心理影响的情况下的纵向间距.
- 将主观驾驶舒适度转化为道设计的客观参数.
- 旨在促进创建更舒适的道环境,以提高交通安全.
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