在左侧交通道路上的十字路口左转动时的驾驶行为
Yasuhiro Matsui1, Masashi Narita1, Shoko Oikawa2
1National Traffic Safety and Environment Laboratory, Japan.
Stapp car crash journal
|April 25, 2024
概括
司机 司机 司机 司机
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
- 车辆动力学 车辆动力学
背景情况:
- 涉及行人的左转事故是一个重大的安全问题.
- 了解驾驶员在左转时的行为对于预防至关重要.
- 现有的研究往往缺乏对视线,速度和碰撞时间 (TTC) 的详细分析.
研究的目的:
- 为了澄清驾驶员在左侧交通道路上的交叉路口左转时的行为.
- 分析与行人存在有关的目光模式,车辆速度和碰撞时间 (TTC).
- 为了确定车和轻型卡车之间的行为差异.
主要方法:
- 实验使用车和轻型卡车 (重量<7.5) 进行.
- 测试了四种条件:没有行人玩偶 (No-P),近侧玩偶 (Near-P),远侧玩偶 (Far-P) 和两个玩偶 (NF-P).
- 驾驶员的目光,车辆的速度和TTC在各种条件和车辆类型中被测量和分析.
主要成果:
- 车在NF-P条件下对左侧反光镜的凝视时间比轻型卡车要短得多.
- 在No-P,Near-P和NF-P条件下,轻型卡车在交叉线路 (L1和L0) 的平均速度相比,车的平均速度要低得多.
- 在遇到近侧 (Near-P,NF-P) 和远侧 (Far-P) 的行人时,车的TTC比卡车要短得多.
结论:
- 车辆类型会影响驾驶员的视线和左转时的速度控制.
- 车与行人相撞的时间更短,这表明风险更高.
- 这些发现支持开发针对左转机动的针对性事故预防安全系统.
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