The invention discloses a road adhesion coefficient calculation method and device and a storage medium, and belongs to the technical field of vehicle control. The method comprises the steps of obtaining a pavement image of a road where a vehicle is located, driving data of the vehicle and running parameters of the vehicle; determining a road type of a road where the vehicle is located based on the road image; according to the road surface type, calculating a first road surface adhesion coefficient of each tire and a road where the vehicle is located based on the driving data of the vehicle and the running parameters of the vehicle; calculating a second road adhesion coefficient between each tire and the road where the vehicle is located based on the operation parameters of the vehicle; and calculating the road adhesion coefficient of the vehicle on the road where the vehicle is located based on the first road adhesion coefficient and the second road adhesion coefficient. According to the method, the accuracy of calculating the road adhesion coefficient is improved, the adhesion characteristics of tires can be better utilized, control over the slip rate and stability of the vehicle is optimized, and therefore the vehicle performance and the driving safety are improved.
本申请公开了路面附着系数的计算方法、装置及存储介质,属于车辆控制技术领域。方法包括:获取车辆所在道路的路面图像、车辆的行驶数据以及车辆的运行参数;基于路面图像确定车辆所在道路的路面类型;按照路面类型、基于车辆的行驶数据和车辆的运行参数计算每个轮胎与车辆所在道路的第一路面附着系数;基于车辆的运行参数计算每个轮胎与车辆所在道路的第二路面附着系数;基于第一路面附着系数和第二路面附着系数计算车辆在车辆所在道路的路面附着系数。提高了计算路面附着系数的准确性,便于更好地利用轮胎的附着特性,以及优化对车辆滑移率和稳定性的控制,从而提升车辆性能和驾驶安全性。
Road adhesion coefficient calculation method and device and storage medium
路面附着系数的计算方法、装置及存储介质
22.04.2025
Patent
Elektronische Ressource
Chinesisch
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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