汽车安全与节能学报 ›› 2022, Vol. 13 ›› Issue (3): 438-445.DOI: 10.3969/j.issn.1674-8484.2022.03.004
收稿日期:
2021-11-27
修回日期:
2022-05-08
出版日期:
2022-09-30
发布日期:
2022-10-04
作者简介:
邹铁方(1982—),男(汉),湖南,教授。E-mail: tiefang@163.com。
基金资助:
ZOU Tiefang(), ZHAO Yunlong, XIAO Jing, LI Yanchun
Received:
2021-11-27
Revised:
2022-05-08
Online:
2022-09-30
Published:
2022-10-04
摘要:
为评估在人-地碰撞损伤防护中结合控制制动及气囊措施的效果,开展了系列仿真实验。含4种行人模型、2种步态、3种碰撞车速,选择4种车型的车辆,前端安装与车同宽的气囊;完全制动车辆,至人体头部与车体首次接触后,松开制动并引爆气囊;直到满足若干准则后,再完全制动车辆至静止。结果表明:结合制动控制与气囊的方式,简化了控制策略;将人-地碰撞加权伤害费用(WIC)降低91.9%;将行人头部损伤准则(HIC)均值降低87.7%。因而,更优的气囊形状及点火时刻可提升防护效果;但对于某些人-地碰撞损伤的案例,仍需其他解决方案。
中图分类号:
邹铁方, 赵云龙, 肖璟, 李艳春. 耦合气囊及制动控制对人地碰撞损伤的防护及效果评估[J]. 汽车安全与节能学报, 2022, 13(3): 438-445.
ZOU Tiefang, ZHAO Yunlong, XIAO Jing, LI Yanchun. Effectiveness evaluations and protecting for pedestrian ground contact injury by coupling the airbag and controlling vehicle braking[J]. Journal of Automotive Safety and Energy, 2022, 13(3): 438-445.
车型 | WIC / USD | RWIC / % | ||||
---|---|---|---|---|---|---|
完全制动 | 控制制动 | 文 | 文[ | 本文 | ||
大轿车 | 9 834.2 | 1 193.9 | 83.9 | 74.8 | 87.9 | |
大SUV | 15 133.6 | 1 144.9 | 88.9 | 70.7 | 92.4 | |
小轿车 | 21 381.4 | 643.4 | 97.4 | 89.5 | 97.0 | |
小SUV | 8 964.9 | 1 512.7 | 74.6 | 62.0 | 83.1 | |
总和 | 55 314.1 | 4 494.9 | 88.9 | - | 91.9 |
车型 | WIC / USD | RWIC / % | ||||
---|---|---|---|---|---|---|
完全制动 | 控制制动 | 文 | 文[ | 本文 | ||
大轿车 | 9 834.2 | 1 193.9 | 83.9 | 74.8 | 87.9 | |
大SUV | 15 133.6 | 1 144.9 | 88.9 | 70.7 | 92.4 | |
小轿车 | 21 381.4 | 643.4 | 97.4 | 89.5 | 97.0 | |
小SUV | 8 964.9 | 1 512.7 | 74.6 | 62.0 | 83.1 | |
总和 | 55 314.1 | 4 494.9 | 88.9 | - | 91.9 |
车型 | HIC | RHIC / % | |||
---|---|---|---|---|---|
完全制动 | 控制制动 | 文献[ | 本文 | ||
大轿车 | 350.0 | 49.6 | 74.9 | 85.8 | |
大SUV | 401.3 | 30.5 | 65.8 | 92.4 | |
小轿车 | 479.4 | 30.3 | 88.7 | 93.7 | |
小SUV | 333.3 | 82.7 | 68.9 | 75.2 | |
均值 | 391.0 | 48.3 | 75.6 | 87.7 |
车型 | HIC | RHIC / % | |||
---|---|---|---|---|---|
完全制动 | 控制制动 | 文献[ | 本文 | ||
大轿车 | 350.0 | 49.6 | 74.9 | 85.8 | |
大SUV | 401.3 | 30.5 | 65.8 | 92.4 | |
小轿车 | 479.4 | 30.3 | 88.7 | 93.7 | |
小SUV | 333.3 | 82.7 | 68.9 | 75.2 | |
均值 | 391.0 | 48.3 | 75.6 | 87.7 |
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