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Automotive Engineering ›› 2025, Vol. 47 ›› Issue (2): 222-235.doi: 10.19562/j.chinasae.qcgc.2025.02.003

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Research on Driver Active and Passive Safety During Automatic Emergency Steering for Autonomous Vehicles

Fang Wang1,2,Yifan Xie1,2,Lin Hu1,2(),Zhangchi Liu1,2,Yu Liu3,Zhou Zhou4   

  1. 1.School of Automotive and Mechanical Engineering,Changsha University of Science and Technology,Changsha 410114
    2.Hunan Province Key Laboratory of Safety Design and Reliability Technology for Engineering Vehicle,Changsha 410114
    3.China Automotive Engineering Research Institute Co. ,Ltd. ,State Key Laboratory of Vehicle NVH and Safety Technology,Chongqing 401122
    4.Division of Neuronic Engineering,KTH Royal Institute of Technology,Stockholm 14152,Sweden
  • Received:2024-08-07 Revised:2024-08-23 Online:2025-02-25 Published:2025-02-21
  • Contact: Lin Hu E-mail:hulin@csust.edu.cn

Abstract:

In this paper, the characteristics of driver out of position and active and passive fusion damage caused by AES are studied by using finite element method for several typical collision conditions caused by automatic emergency steering (AES) intervention. The results show that AES can cause significant lateral displacement of the driver, and the out of position degree increases slightly with the increase of initial speed. High HIC15 and BrIC values are easily generated in oblique angle and side-to-side collision conditions due to high speed and hard contact. The risk of craniocerebral injury in side impact is greater, and the strain of liver and lung is greater than that of other internal organs. Overall, AES intervention results in more significant head, neck, and chest injuries in oblique and lateral near-end collision.

Key words: automatic emergency steering, active and passive integration, occupant injury, off-sitting position