汽车工程 ›› 2023, Vol. 45 ›› Issue (3): 382-392.doi: 10.19562/j.chinasae.qcgc.2023.03.005
所属专题: 智能网联汽车技术专题-感知&HMI&测评2023年
收稿日期:
2022-09-22
修回日期:
2022-10-20
出版日期:
2023-03-25
发布日期:
2023-03-22
通讯作者:
金晓萍
E-mail:jinxp@cau.edu.cn
基金资助:
Qingyang Huang,Xiaoping Jin(),Yikang Zhang
Received:
2022-09-22
Revised:
2022-10-20
Online:
2023-03-25
Published:
2023-03-22
Contact:
Xiaoping Jin
E-mail:jinxp@cau.edu.cn
摘要:
为研究驾驶人在自动驾驶等级提高条件下的坐姿变化规律,基于直接测量的人体标志点位计算人体内部目标标志点并构建人体模型,确定驾驶人在驾驶过程中7个部位的关节角度,定量描述L0和L3级自动驾驶坐姿特征差异。结果表明,自动驾驶等级由L0提高到L3后,驾驶人的肘部屈曲、胸腹部屈曲、膝盖弯曲度不同程度的增大导致活动空间得到扩展,坐姿舒适度有所提高,而腰背部后倾的趋势加深,上躯干倾向处于扭曲或压缩状态,腰背部由于得不到充分支撑而疲劳,降低了乘坐舒适性。自动驾驶等级的提高改变了驾驶任务,因此驾驶人坐姿特征发生显著变化。本文可为高度自动驾驶汽车的驾驶室布局与自动驾驶功能研究提供重要参考依据。
黄青阳,金晓萍,张怡康. 自动驾驶等级提高条件下驾驶人驾驶姿势变化规律分析[J]. 汽车工程, 2023, 45(3): 382-392.
Qingyang Huang,Xiaoping Jin,Yikang Zhang. Analysis of Drivers' Driving Posture Change Rule Under the Condition of Automatic Driving Level Improvement[J]. Automotive Engineering, 2023, 45(3): 382-392.
表1
需直接测量的人体标志点及其定义"
序号 | 标志点 | 定义 |
---|---|---|
1 | 头部顶点 | 头部最高点 |
2 | 眉间点 | 眉脊水平方向最突出的点 |
3 | 眼外角点 | 上下眼睑最外侧交界处 |
4 | 眶下点 | 眼眶下缘的最低点 |
5 | 耳屏点 | 耳屏上方的软骨切迹(屏上切迹) |
6 | 枕后点 | 枕骨后下隆起处,头发稍微按压 |
7 | 胸上点 | 颈静脉切迹上缘(胸骨柄上部) |
8 | 胸骨剑突点 | 胸骨中线最下缘 |
9 | 肩峰点 | 肩峰最外侧边缘点 |
10 | 肱骨外上髁 | 肱骨外侧髁 |
11 | 手腕点 | 桡骨茎突与尺骨茎突之间 |
12 | 髂前上棘(左右) | 髂嵴的前端 |
13 | 髂后上棘(左右) | 髂嵴的后端,凸向后下方 |
14 | 耻骨联合点 | 位于腹部中线下方,耻骨联合前缘 |
15 | 股骨外侧髁 | 膝关节的上外侧 |
16 | 脚踝外侧点 | 踝关节外侧腓骨 |
17 | 脚内侧点 | 第一跖骨关节内侧 |
18 | 脚跟点 | 脚后跟与地板接触区域的中心 |
19 | 颈椎C7节点 | 又称隆椎,颈椎最下面的一个 |
20 | 胸椎T8节点 | 第8胸椎 |
21 | 胸椎T12节点 | 第12胸椎有一个全肋凹,横突上无肋凹 |
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