汽车工程 ›› 2023, Vol. 45 ›› Issue (1): 32-41.doi: 10.19562/j.chinasae.qcgc.2023.01.004
所属专题: 智能网联汽车技术专题-控制2023年
收稿日期:
2022-07-12
修回日期:
2022-08-19
出版日期:
2023-01-25
发布日期:
2023-01-18
通讯作者:
乔洁
E-mail:qiaojie@chd.edu.cn
基金资助:
Yongtao Liu1,2,Chuanpan Liu1,Xiangan Liu1,Yisong Chen1,Jie Qiao1()
Received:
2022-07-12
Revised:
2022-08-19
Online:
2023-01-25
Published:
2023-01-18
Contact:
Jie Qiao
E-mail:qiaojie@chd.edu.cn
摘要:
针对传统AEB系统控制过程中缺乏对舒适性考虑以及控制精度较差等问题,提出了一种考虑多目标的模型预测控制(MPC)策略。首先,通过引入模糊规则计算场景工况的紧急系数,并基于此设计自适应采样时间MPC上层控制器,接着采用PID反馈控制与逆发动机模型设计下层控制器,最后通过PreScan与Simulink联合平台进行仿真试验,并进一步在实车试验平台上验证。结果表明,基于本文策略的AEB系统在两种典型场景、多种运行工况下均能避撞成功,加速度变化率始终位于舒适区间,最终车间距离为1.74~4.18 m,能确保车辆自动紧急制动过程中的舒适性与有效性。
刘永涛,刘传攀,刘湘安,陈轶嵩,乔洁. 基于自适应采样时间MPC的自动紧急制动系统[J]. 汽车工程, 2023, 45(1): 32-41.
Yongtao Liu,Chuanpan Liu,Xiangan Liu,Yisong Chen,Jie Qiao. Automatic Emergency Braking System Based on Model Predictive Control with Adaptive Sampling Time[J]. Automotive Engineering, 2023, 45(1): 32-41.
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