The embodiment of the invention discloses a vehicle cruise control method and device, electronic equipment and a storage medium, and belongs to the technical field of vehicle engineering. The method mainly comprises the steps that a linear state-space equation of a cruise system of a vehicle is established, and the linear state-space equation comprises state variables and expected control input; according to the linear state space equation, adopting a linear quadratic regulator optimal design method, and utilizing a preset equation to design and obtain a feedback controller of the cruise system; calculating the value of the expected control input by using a feedback controller according to the state variable and the expected control input; and performing cruise control on the vehicle according to the value of the desired control input. According to the method, system control deviation caused by possible errors of a dynamical model can be avoided, and the accuracy of cruise system control is ensured.
本发明实施例公开一种车辆巡航控制方法、装置、电子设备及存储介质,属于车辆工程技术领域。主要包括:建立车辆的巡航系统的线性状态空间方程,线性状态空间方程包括状态变量以及期望控制输入;根据线性状态空间方程,采用线性二次调节器最优设计方法,利用预设方程设计得到巡航系统的反馈控制器;利用反馈控制器根据状态变量以及期望控制输入计算得到期望控制输入的值;以及,根据期望控制输入的值对车辆进行巡航控制。本发明能够避免由于动力学模型可能存在误差引起的系统控制偏差,保证巡航系统控制的精确度。
Vehicle cruise control method and device, electronic equipment and storage medium
一种车辆巡航控制方法、装置、电子设备及存储介质
2023-04-18
Patent
Electronic Resource
Chinese
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