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基于MPC的前向自动泊车轨迹跟踪研究

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针对充电口前置的新能源汽车泊车充电的问题,在参考倒车和前进入库两阶段的规划轨迹基础上,本文提出基于模型预测控制(M PC)的前向自动泊车轨迹跟踪方案。该方案根据分段轨迹的位姿信息,采用车辆运动学线性误差模型设计MPC轨迹跟踪算法,应用于垂直车位的前向泊车仿真场景以验证该控制方案可行,并通过对比PID轨迹跟踪算法说明该控制方案具有更高轨迹跟踪精度。
Research on Forward Automatic Parking Trajectory Tracking Based on Model Prediction Control
In order to park to charging for new energy vehicles having prepositive charging port,referencing the plan-ning trajectories which including two stages of reversing and forward loading,this paper proposes a forward automatic parking trajectory tracking scheme based on model predictive control(MPC).According to the pose information of the segmented trajectory,the MPC trajectory tracking algorithm is designed by the linear error model of vehicle kinematics.The control scheme is applied to the forward parking simulation scene of vertical space to verify the feasibility.Comparis-ing with the PID trajectory tracking algorithm,the control scheme shows higher trajectory tracking accuracy.

MPCForward Automatic ParkingTrajectory TrackingPID

林朝安、刘家辉、夏江天、黄建泽、徐书恒、贺常雄

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柳州工学院汽车工程学院,广西柳州 545616

MPC 前向自动泊车 轨迹跟踪 PID

2024

内燃机与配件
石家庄金刚内燃机零部件集团有限公司

内燃机与配件

影响因子:0.095
ISSN:1674-957X
年,卷(期):2024.(12)