驾驶风险评估和车载警告设计,以提高工作区安全性
Junyu Hang1, Xiaomeng Li2, Xuedong Yan3
1School of Technology, Beijing Forestry University, Beijing 100083, China; State Key Laboratory of Efficient Production of Forest Resources, Beijing 100083, China; Key Laboratory of National Forestry and Grassland Administration on Forestry Equipment and Automation, Beijing 100083, China.
Accident; analysis and prevention
|March 11, 2025
概括
一个新的两级车载预警系统改善了驾驶员在工作区的行为. 该系统可以降低速度,增加后续距离,降低车道更改风险,提高驾驶员和工人的安全性.
科学领域:
- 交通安全工程 交通安全工程
- 交通运输中的人类因素
- 智能运输系统 智能运输系统
背景情况:
- 工作区由于其复杂和动态的环境,对驾驶员和道路工人构成重大风险.
- 现有的预警系统可能无法充分解决通过工作区安全导航所需的细微行为变化.
- 在工作区内改变车道的操作是一个关键的安全问题,通常受到接近行为的影响.
研究的目的:
- 开发和评估一种新的两级车载预警系统,旨在优化驾驶员接近工作区的行为.
- 调查两级预警系统对驾驶员接近速度,前进距离和改变车道的启动点的影响.
- 评估警告系统在不同速度限制和可见性条件下减轻变化车道风险的有效性.
主要方法:
- 在受控条件下,对38名参与者进行了一项驾驶模拟实验,操纵警告模式,速度限制和可见度.
- 一般化估计方程 (GEE) 模型被用来分析驾驶员在接近阶段的行为.
- 模糊C-Means (FCM) 聚类用于风险评估,随后进行影响分析,以将接近行为与变更车道风险联系起来.
主要成果:
- 与基线相比,双阶段预警系统显著降低了2.25%的平均接近速度,并增加了19.02%的前进距离.
- 司机在两阶段的警告下平均提前约42.8米开始改变车道的机动,从而降低了整体风险.
- 较高的速度和雾状况加剧了风险,强调了先进预警系统的重要性.
结论:
- 车载两级预警系统有效地提高了驾驶员在工作区的行为,导致更安全的接近和更改车道的机动.
- 该系统为开发先进的车载预警技术提供了实际基础,以提高工作区安全.
- 调查结果强调了需要适应性预警策略,考虑速度和可见性,以减轻动态工作区环境中的风险.
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