The invention belongs to an automatic control technology, mainly relates to the field of agricultural vehicle automation, and particularly relates to a vehicle front wheel turning angle detection method and application. A method of estimating a tire angle based on a rate of change of a steering wheel angle is provided. According to the method, the change rate of the steering wheel turning angle is used as an input quantity, a mathematical model of a vehicle steering system is established, and the vehicle body absolute turning angle calculated through vehicle kinematics is used as a measurement quantity to calculate the tire turning angle. Accurate and high-stability front wheel steering angle detection can be provided under the condition of high-speed operation of an agricultural vehicle.
本发明属于自动控制类技术,主要涉及农机车辆自动化领域,尤其涉及一种车辆前轮转角的检测方法及应用。本发明提供了一种基于方向盘转角的变化率来估算轮胎转角的方法。本发明将方向盘转角的变化率作为输入量,通过建立车辆转向系统的数学模型,将车辆运动学计算的车体绝对转角作为测量量来计算轮胎转角。能够在农机车辆高速作业的情况下提供精确、稳定性高的前轮转角检测。
Vehicle front wheel turning angle detection method and application
一种车辆前轮转角的检测方法及应用
2025-01-21
Patent
Electronic Resource
Chinese
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