The invention provides a steering angle calibration method, a feedback system thereof and a vehicle, and relates to the technical field of unmanned driving control. According to the steering angle calibration method, a steering point position is calibrated on a steering mechanism of a vehicle, a steering model is constructed, simulation is carried out according to the steering model, a simulation corresponding curve of a wheel steering angle and a stroke of a steering oil cylinder is generated, and the accuracy of a feedback angle is ensured by repeatedly constructing the steering model. The method can be used for angle feedback during steering of an unmanned vehicle, a relation curve between the stroke of the steering oil cylinder and the steering angle of the front wheel can be rapidly established in a mode of constructing a simulation model, repeated manual measurement is not needed, and the working efficiency is guaranteed; and the accuracy of a curve fed back by a steering angle feedback system is effectively guaranteed through difference comparison, and accurate steering of the vehicle in the unmanned driving process is guaranteed.
本发明提供了一种转向角度标定方法、其反馈系统及车辆,涉及无人驾驶控制技术领域。该转向角度标定方法通过在车辆的转向机构上标定转向点位,构建转向模型,根据转向模型进行仿真模拟,生成车轮转向角度和转向油缸的行程的仿真对应曲线,通过重复构建转向模型保证反馈角度的准确性,可用于无人驾驶车辆的转向时的角度反馈,通过构建仿真模型的方式可快速建立转向油缸行程和前轮转向角度的关系曲线,无需人工进行重复测量,保证工作效率,并通过作差对比有效保证用于供转向角度反馈系统进行反馈的曲线的精准度,保证车辆在无人驾驶过程中的准确转向。
Steering angle calibration method, feedback system thereof and vehicle
一种转向角度标定方法、其反馈系统及车辆
2023-09-12
Patent
Elektronische Ressource
Chinesisch
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |