A method for estimating road surface friction of a road surface on vehicle tires. A vehicle includes a steering wheel and a set of sensors including a wheel end sensor and a steering wheel sensor configured to measure a signal corresponding to a set of parameters, the signal corresponding to a wheel end parameter and a steering wheel parameter of a steered wheel, the steering wheel parameter including a steering wheel torque and a steering wheel angle, the present invention relates to a method for estimating wheel end friction in a vehicle comprising an electronic control unit connected to a communication bus configured to transmit signals to the electronic control unit configured to operate a signal processing module and a wheel end friction estimation model, the method comprising: collecting signals measured by a sensor during a time period; the signal processing module processes the collected signals to provide processed signal data; the processed signal data is provided as input to a wheel end friction estimation model configured to output a friction estimation of a friction between the road surface and a tire of the wheel.
用于估算路面对车辆轮胎的路面摩擦力的方法。车辆包括方向盘和一组传感器,该组传感器包括配置成测量与一组参数对应的信号的轮端传感器和方向盘传感器,该信号对应于转向轮的轮端参数和方向盘参数,方向盘参数包括方向盘转矩和方向盘角度,该车辆包括连接到通信总线的电子控制单元,该通信总线被配置成向电子控制单元传输信号,该电子控制单元被配置成运行信号处理模块和轮端摩擦力估算模型,方法包括:收集由传感器在一时间段期间测量的信号;由信号处理模块对收集到的信号进行处理以提供处理后的信号数据;将处理后的信号数据作为输入提供给轮端摩擦力估算模型,该轮端摩擦力估算模型被配置成输出路面与车轮的轮胎之间的摩擦力的摩擦力估算。
Method for estimating road surface friction of road surface on vehicle tires
用于估算路面对车辆轮胎的路面摩擦力的方法
2023-04-21
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 |
ESTIMATING METHOD OF FRICTION COEFFICIENT OF ROAD SURFACE FOR VEHICLE
European Patent Office | 2023