对安全电动滑板车操作的听觉警报系统的评估
Tim Walton1, Antonio J Torija2, Richard J Hughes1
1Acoustics Research Centre, University of Salford, The Crescent, Manchester, M5 4WT, UK.
Scientific reports
|January 27, 2025
概括
电动滑板车需要声音警报,以使行人,特别是视力受损者更安全. 音响车辆警报系统 (AVAS) 显著改善了对这些安静的电动汽车的检测.
科学领域:
- 交通运输安全运输安全
- 声学工程 声学工程
- 人与计算机的互动.
背景情况:
- 转向电动微型移动,如电动滑板车,对于减缓气候变化至关重要.
- 电动汽车低噪音运行带来安全风险,特别是对于盲人和视力弱的行人.
- 目前的电动微型交通缺乏足够的听觉预警系统.
研究的目的:
- 调查电动滑板车声响车辆警报系统 (AVAS) 的有效性.
- 评估AVAS对电动滑板车被行人,包括视力受损者检测能力的影响.
主要方法:
- 一个虚拟现实实验和实地试验与来自四个欧洲国家的88名参与者进行.
- 35名参与者是盲人或部分盲人.
- 在现实的城市声景中测试了各种AVAS声条件.
主要成果:
- 没有AVAS的电动滑板车操作在城市噪音中有很高的错过检测率 (90-97%).
- 所有测试的AVAS条件都显著提高了电动滑板车的检测能力.
- 调节AVAS声音 (播放率,水平) 改善了减速和多车场景的检测.
结论:
- 音响车辆警报系统对于提高电动滑板车的安全性至关重要.
- 定制的AVAS声音可以提高行人意识,降低碰撞风险.
- 对AVAS设计的进一步研究可以优化弱势道路使用者的安全.
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