The invention provides a dynamic vehicle mass calculation method and device and a server, and relates to the technical field of vehicle mass calculation, and the method comprises the steps: obtaining acceleration data of a dynamic vehicle through an acceleration sensor, and obtaining motor torque data through a controller local area network; carrying out calibration processing on the acceleration data and the motor torque data, carrying out signal processing on the calibrated data by using a recursive least square method, determining initial vehicle mass, and carrying out identification processing on a vehicle driving gradient by using a Kalman filtering algorithm, and determining an initial vehicle driving gradient; and through a preset vehicle driving force calculation model, the initial vehicle driving force is determined based on the initial vehicle mass and the initial vehicle driving gradient, and the compensated target vehicle mass is determined through error compensation processing. Error compensation is carried out through multi-source fusion data to determine the dynamic vehicle mass, and the accuracy of vehicle mass calculation can be remarkably improved.
本发明提供了一种动态车辆质量计算方法、装置及服务器,涉及车辆质量计算的技术领域,包括:通过加速度传感器获取动态车辆的加速度数据,并通过控制器局域网络获取电机扭矩数据;针对加速度数据和电机扭矩数据进行校准处理,并利用递归最小二乘法,对校准后的数据进行信号处理,确定初始车辆质量,以及利用卡尔曼滤波算法,对车辆行驶的坡度进行识别处理,确定初始车辆行驶坡度;通过预设车辆驱动力计算模型,基于初始车辆质量和初始车辆行驶坡度,确定初始车辆驱动力,并通过误差补偿处理,确定补偿后的目标车辆质量。本发明通过多源融合数据进行误差补偿确定动态车辆质量,可以显著提升车辆质量计算的精确度。
Dynamic vehicle mass calculation method and device and server
动态车辆质量计算方法、装置及服务器
2025-05-27
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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