The invention discloses a motor torque distribution control method for an E-power architecture dumper, mainly relates to the technical field of motor torque distribution control, and aims to solve the problem that motor torque distribution cannot be effectively carried out in an existing method. Comprising the steps of calculating a torque limiting coefficient of an electric drive axle; determining the motor efficiency optimal demand torque of the corresponding motor; determining a motor demand torque original value corresponding to the motor; determining the starting demand torque of each motor; determining a motor rotating speed torque correction coefficient of each motor; calculating the torque limiting coefficient of each motor according to the motor temperature, the engine oil temperature, the actual gear and the motor torque limiting coefficient corresponding to the motor; according to the actual vehicle speed and the actual rotating speed, the demand torque original value of each motor is determined from the demand torque coordination original value and the starting demand torque value; and taking the product of the required torque original value of each motor, the motor rotating speed torque correction coefficient and the torque limiting coefficient as the required torque.

    本申请公开了一种E‑power架构自卸车电机扭矩分配控制方法,主要涉及电机扭矩分配控制技术领域,用以解决现有的方法不能有效进行电机扭矩分配的问题。包括:计算电驱桥的扭矩限制系数;确定对应电机的电机效率最优需求扭矩;确定电机对应的电机需求扭矩原始值;确定各个电机的起步需求扭矩;确定各个电机的电机转速扭矩修正系数;根据电机对应的电机温度、机油温度、实际档位和电机扭矩限制系数,计算各个电机的扭矩限制系数;根据实际车速和实际转速,从需求扭矩协调原始值和起步需求扭矩值确定各个电机的需求扭矩原始值;进而将各个电机的需求扭矩原始值、电机转速扭矩修正系数和扭矩限制系数的乘积作为需求扭矩。


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    Titel :

    E-power architecture dumper motor torque distribution control method


    Weitere Titelangaben:

    一种E-power架构自卸车电机扭矩分配控制方法


    Beteiligte:
    LI YANHONG (Autor:in) / ZHAI XIAOYAN (Autor:in) / ZHANG QIAN (Autor:in) / HUANG SHAOWEN (Autor:in) / SUN GUANGDI (Autor:in) / SUN JIAYUE (Autor:in)

    Erscheinungsdatum :

    2023-03-21


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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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