

China Mechanical Engineering ›› 2026, Vol. 37 ›› Issue (8): 1865-1874.DOI: 10.3969/j.issn.1004-132X.2026.08.006
ZHANG Hongchang1,2,3(
), YAN Wenbo1,2,3, ZOU Qizhan1,2,3, ZENG Juan1,2,3(
)
Received:2025-05-21
Online:2026-08-25
Published:2026-09-17
Contact:
ZENG Juan
张洪昌1,2,3(
), 闫文博1,2,3, 邹奇展1,2,3, 曾娟1,2,3(
)
通讯作者:
曾娟
作者简介:张洪昌,男,1980年生,副教授。研究方向为智能网联汽车关键技术。E-mail:zhc112@126.com
基金资助:CLC Number:
ZHANG Hongchang, YAN Wenbo, ZOU Qizhan, ZENG Juan. Overtaking Obstacle Avoidance Study Based on Unilateral-phase-by-phase Guided Potential Field[J]. China Mechanical Engineering, 2026, 37(8): 1865-1874.
张洪昌, 闫文博, 邹奇展, 曾娟. 基于单边-逐级引导势场的超车避障研究[J]. 中国机械工程, 2026, 37(8): 1865-1874.
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URL: https://www.cmemo.org.cn/EN/10.3969/j.issn.1004-132X.2026.08.006
| tTC取值范围/s | 等级 |
|---|---|
| (5,+∞) | 一级(无危险) |
| (3,5] | 二级(紧急) |
| (1,3] | 三级(紧迫) |
| (-∞,1] | 四级(濒临碰撞) |
Tab.1 Classification of hazard scenarios based on tTC
| tTC取值范围/s | 等级 |
|---|---|
| (5,+∞) | 一级(无危险) |
| (3,5] | 二级(紧急) |
| (1,3] | 三级(紧迫) |
| (-∞,1] | 四级(濒临碰撞) |
| 整车质量m/kg | 1413 |
|---|---|
| 车辆长度l/mm | 4670 |
| 车辆宽度w/mm | 2082 |
| 车辆高度h/mm | 1405 |
| 前轮侧偏刚度Cαf/(N·rad | |
| 后轮侧偏刚度Cαr/(N·rad | |
| 质心到前轴距离/mm | 1015 |
| 质心到后轴距离/mm | 1895 |
| Z轴转动惯量IZ /(kg·m | 1536.7 |
Tab.2 Main parameters of the vehicle body model
| 整车质量m/kg | 1413 |
|---|---|
| 车辆长度l/mm | 4670 |
| 车辆宽度w/mm | 2082 |
| 车辆高度h/mm | 1405 |
| 前轮侧偏刚度Cαf/(N·rad | |
| 后轮侧偏刚度Cαr/(N·rad | |
| 质心到前轴距离/mm | 1015 |
| 质心到后轴距离/mm | 1895 |
| Z轴转动惯量IZ /(kg·m | 1536.7 |
| 参数名称 | 均值 | 最大值 | 标准差 |
|---|---|---|---|
| 改进前误差/m | 0.098 | 0.202 | 0.072 |
| 改进后误差/m | 0.071 | 0.149 | 0.059 |
Tab.3 Path tracking error data comparison
| 参数名称 | 均值 | 最大值 | 标准差 |
|---|---|---|---|
| 改进前误差/m | 0.098 | 0.202 | 0.072 |
| 改进后误差/m | 0.071 | 0.149 | 0.059 |
| 受控车初速/(km·h | 障碍车初速/(km·h | 初始车距/m |
|---|---|---|
| 115 | 100 | 50 |
| 92 | 80 | 40 |
| 75 | 65 | 35 |
Tab.4 Initial Parameters of Simulation Scenarios
| 受控车初速/(km·h | 障碍车初速/(km·h | 初始车距/m |
|---|---|---|
| 115 | 100 | 50 |
| 92 | 80 | 40 |
| 75 | 65 | 35 |
| 参数 | 均值 | 最大值 | ||
|---|---|---|---|---|
| 改进前 | 改进后 | 改进前 | 改进后 | |
| 前轮转角/(°) | 0.634 | 0.492 | 1.613 | 1.260 |
| 质心侧偏角/(°) | 0.075 | 0.059 | 0.189 | 0.154 |
| 横摆角速度/((°)·s | 1.572 | 1.298 | 3.647 | 3.152 |
| 横向加速度/(m·s | 0.080 | 0.066 | 0.161 | 0.143 |
Tab.5 Simulation data comparison for scenario 1
| 参数 | 均值 | 最大值 | ||
|---|---|---|---|---|
| 改进前 | 改进后 | 改进前 | 改进后 | |
| 前轮转角/(°) | 0.634 | 0.492 | 1.613 | 1.260 |
| 质心侧偏角/(°) | 0.075 | 0.059 | 0.189 | 0.154 |
| 横摆角速度/((°)·s | 1.572 | 1.298 | 3.647 | 3.152 |
| 横向加速度/(m·s | 0.080 | 0.066 | 0.161 | 0.143 |
| 参数 | 均值 | 最大值 | ||
|---|---|---|---|---|
| 改进前 | 改进后 | 改进前 | 改进后 | |
| 前轮转角/(°) | 0.632 | 0.476 | 2.013 | 1.605 |
| 质心侧偏角/(°) | 0.070 | 0.054 | 0.231 | 0.187 |
| 横摆角速度/((°)·s | 1.353 | 1.036 | 4.511 | 3.536 |
| 横向加速度/(m·s | 0.070 | 0.054 | 0.225 | 0.184 |
Tab.6 Simulation data comparison for scenario 2
| 参数 | 均值 | 最大值 | ||
|---|---|---|---|---|
| 改进前 | 改进后 | 改进前 | 改进后 | |
| 前轮转角/(°) | 0.632 | 0.476 | 2.013 | 1.605 |
| 质心侧偏角/(°) | 0.070 | 0.054 | 0.231 | 0.187 |
| 横摆角速度/((°)·s | 1.353 | 1.036 | 4.511 | 3.536 |
| 横向加速度/(m·s | 0.070 | 0.054 | 0.225 | 0.184 |
| 参数 | 均值 | 最大值 | ||
|---|---|---|---|---|
| 改进前 | 改进后 | 改进前 | 改进后 | |
| 前轮转角/(°) | 1.165 | 0.894 | 3.009 | 2.295 |
| 质心侧偏角/(°) | 0.139 | 0.107 | 0.358 | 0.275 |
| 横摆角速度/((°)·s | 1.746 | 1.327 | 4.468 | 3.427 |
| 横向加速度/(m·s | 0.117 | 0.090 | 0.301 | 0.229 |
Tab.7 Simulation data comparison for scenario 3
| 参数 | 均值 | 最大值 | ||
|---|---|---|---|---|
| 改进前 | 改进后 | 改进前 | 改进后 | |
| 前轮转角/(°) | 1.165 | 0.894 | 3.009 | 2.295 |
| 质心侧偏角/(°) | 0.139 | 0.107 | 0.358 | 0.275 |
| 横摆角速度/((°)·s | 1.746 | 1.327 | 4.468 | 3.427 |
| 横向加速度/(m·s | 0.117 | 0.090 | 0.301 | 0.229 |
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