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车辆速度和高速公路十字路口出口的照明梯度对驾驶员应激反应能力的协作效应
Hongtao Li1, Linhong Wang1, Menglin Yang2
1School of Transportation, Jilin University, Changchun 130022, China.
Accident; analysis and prevention
|November 3, 2024
概括
智能路灯可以减少夜间的事故. 这项研究发现,基于车辆速度的高速公路出口段的最佳照明梯度和路灯数量可以提高驾驶员的安全性并减少压力.
科学领域:
- 道路安全工程工程 道路安全工程
- 交通运输中的人类因素
- 照明工程 照明工程
背景情况:
- 在高速公路交叉路口的可见性不足增加了夜间事故.
- 智能路灯可以动态调节照明,但过渡到黑暗的部分会导致驾驶员的压力和安全问题.
- 在黑暗适应期间的动态视觉错觉会损害驾驶员的应激反应.
研究的目的:
- 调查照明梯度和车辆速度对驾驶员在十字路口出口的压力的综合影响.
- 为设计与车辆速度一致的渐进照明过渡提供理论基础.
- 制定出口段照明梯度的安全评估方法.
主要方法:
- 使用反应时间作为指标,量化驾驶员应激反应.
- 开发了一种使用差异分析和多重比较技术的安全评估方法.
- 使用了一个高保真夜间驾驶模拟平台,使用了诸如照度,速度和梯度距离等因素.
主要成果:
- 在低于40公里/小时的速度下,不需要对出口部分进行照明.
- 对于50公里/小时,60公里/小时和70公里/小时所需的最低出口段长度分别为35米,70米和105米.
- 最少需要的路灯是1个 (50公里/小时),2个 (60公里/小时) 和3个 (70公里/小时).
结论:
- 最佳的照明梯度方案和路灯配置可以提高夜间驾驶的安全性.
- 交叉口出口的渐进式照明设计对于减轻驾驶员压力至关重要.
- 基于车辆速度的出口段长度和路灯密度的具体建议确保更安全的过渡.
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