在车辆座位上倾斜的姿势:首选的座椅背脊轮和头托位置
Matthew P Reed1, Sheila M Ebert1, Tyler R Vallier1
1University of Michigan Transportation Research Institute, 2901 Baxter Rd, Ann Arbor, MI, 48104, USA.
Applied ergonomics
|February 20, 2025
概括
汽车座椅设计正在随着自动化而发展. 这项研究发现,首选的座椅背脊轮取决于初始形状,而不是俯卧角度或用户特征,告知未来的汽车座椅.
科学领域:
- 人类因素工程 人类因素工程
- 汽车设计 汽车设计
- 生物力学 生物力学
背景情况:
- 越来越多的汽车自动化需要研究汽车座椅的倾斜姿势.
- 由于缺乏特定的参考点和轮数据,现有的汽车座椅背部轮建议很难实施.
- 目前关于车辆座椅的研究可能不反映对自动驾驶场景的偏好.
研究的目的:
- 为了研究汽车座椅在各种倾斜角度中首选的纵向座椅背脊轮.
- 为了确定最初的座椅背脊轮和参与者特征对首选头部支位置的影响.
- 建立一个数据驱动的方法来设计汽车座椅,以适应广泛的用户偏好.
主要方法:
- 一项实验室研究使用专门设计的座椅进行,座椅背部的旋转与H点对齐.
- 30名参与者 (男性和女性) 在不同倾斜角度和初始轮条件下,根据自己的喜好调整座椅背的纵向轮.
- 测量了首选的头部支位置,并使用Bézier参数来定义座椅背的轮.
主要成果:
- 参与者选择的座椅背部轮受到最初提供的轮的显著影响.
- 首选的轮与座椅背靠角或参与者的人口统计数据 (例如性别,年龄) 不相关.
- 贝齐尔参数有效地估计了满足大多数用户所需的轮范围.
结论:
- 最初的座椅背脊轮是用户对汽车座椅偏好的关键因素,取代了倾斜角度或个人差异的调整.
- 这些发现提供了使用Bézier参数的可量化的数据,以指导汽车座椅的设计,以提高躺姿势的舒适性和支持.
- 这项研究解决了汽车座椅设计的差距,为自动驾驶汽车的用户偏好提供了实用的见解.
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