AEB系统在防止汽车与行人碰撞方面的性能
Hiroaki Miyoshi1, Manabu Umeda2
1Faculty of Policy Studies, Doshisha University, Kyoto, Japan.
Traffic injury prevention
|July 16, 2025
概括
自主紧急制动系统 (AEB) 在日本显著减少了汽车与行人碰撞,尤其是在夜间. 虽然AEB技术是有效的,但仍有改进的余地,以与其在防止后端碰撞方面的性能相匹配.
科学领域:
- 道路安全研究 道路安全研究
- 汽车工程 汽车工程
- 交通事故分析分析
背景情况:
- 自主紧急制动系统 (AEB) 是先进的驾驶员辅助系统,旨在防止或减轻碰撞.
- 汽车与行人碰撞仍然是交通安全的一个重大问题,需要有效的预防技术.
研究的目的:
- 量化日本AEB系统在防止汽车与行人碰撞方面的实际性能.
- 为了比较装有AEB的车辆与没有AEB的车辆的避免碰撞的能力.
主要方法:
- 利用了日本国家警察局的2022-2023年交通事故数据.
- 进行了Poisson混合效应回归分析,将配备AEB的汽车 (2021年注册) 与非AEB汽车 (2015-2016年注册) 进行比较.
主要成果:
- 与非AEB汽车相比,配备AEB的汽车在所有伤害级碰撞中减少了12.3%.
- 致命和严重伤害的碰撞与AEB相比减少了15.6%.
- 夜间碰撞的发生率显著减少了19.0%,而白天碰撞的发生率较小 (7.6%).
- 具体的情景显示了AEB的有效性,特别是在前进的汽车和行人 (12.1%的减少) 和走在相同/相反方向的人 (21.8%的减少).
结论:
- AEB系统在减少汽车与行人事故方面表现出有效性.
- 在汽车-行人场景中,AEB的当前性能低于在后方碰撞减轻方面.
- 需要进一步的技术进步来提高AEB系统在行人安全方面的性能.
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