The invention discloses a wheel slip rate calculation method and device, electronic equipment and a storage medium, and the method comprises the steps: according to the component velocities of the center translation velocity of a reference wheel in the X direction and the Y direction of a vehicle body, and the component velocities of the relative linear velocity of a solid wheel relative to the reference wheel in the X direction and the Y direction of the vehicle body caused by rigid body rotation motion; absolute speeds of the entity wheel relative to the reference wheel in the X direction and the Y direction of the vehicle body are calculated; according to the absolute speeds of the entity wheel relative to the reference wheels in the X direction and the Y direction of the vehicle body, the maximum value and the minimum value of the absolute speeds of the entity wheel relative to all the reference wheels in the rotation direction are calculated; the real-time slip rate of the wheels is calculated according to the translation speed of the center of the entity wheel and the maximum value and the minimum value of the absolute speeds of the entity wheel relative to all the reference wheels in the rotation direction; the algorithm universality is high, normal implementation of the vehicle driving anti-skid and braking anti-lock functions can be guaranteed, and then the driving safety of the vehicle can be improved.
本发明公开了一种车轮滑移率计算方法、装置、电子设备及存储介质,方法包括:根据参考车轮中心平移速度在车身X向和车身Y向的分速度、刚体旋转运动导致实体车轮相对参考车轮的相对线速度在车身X向、Y向的分速度,计算实体车轮相对参考车轮在车身X向、Y向上的绝对速度;根据实体车轮相对参考车轮在车身X向、Y向上的绝对速度,计算实体车轮相对所有参考车轮在旋转方向上的绝对速度中的最大值、最小值;根据实体车轮中心的平移速度、实体车轮相对所有参考车轮在旋转方向上的绝对速度中的最大值、最小值计算车轮的实时滑移率;算法通用性高,能够保证车辆驱动防滑和制动防抱死功能的正常实现,进而能够提高车辆的行驶安全。
Wheel slip rate calculation method and device, electronic equipment and storage medium
车轮滑移率计算方法、装置、电子设备及存储介质
2023-07-14
Patent
Electronic Resource
Chinese
IPC: | B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion |
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