The invention discloses a dual-motor input electric loader walking power system and a control method thereof, the dual-motor input electric loader walking power system comprises a driving motor and a gearbox, and the driving motor is connected with an input shaft of the gearbox; the driving motor comprises a main driving motor and an auxiliary driving motor, the gearbox comprises a main driving input shaft, an auxiliary driving input shaft, an intermediate shaft and an output shaft, the main driving motor is connected with the main driving input shaft, and the auxiliary driving motor is connected with the auxiliary driving input shaft; the main driving input shaft is connected with the output shaft through a gear transmission pair, and the intermediate shaft is connected with the auxiliary driving input shaft and the output shaft through gear transmission pairs. The system has the beneficial effects that under the light-load working condition, only the main driving motor is started, more energy can be saved, and the cruising ability of the whole vehicle is improved; through the cooperation of different transmission lines of the two motors, the whole loader obtains larger traction force; the main controller selects a corresponding control strategy according to the current working condition, and automatic control over the gearbox is achieved.
本发明公开了一种双电机输入的电动装载机行走动力系统及其控制方法,包括驱动电机和变速箱,所述驱动电机与变速箱输入轴连接;所述驱动电机包括主驱动电机和辅助驱动电机,所述变速箱包括主驱动输入轴、辅助驱动输入轴、中间轴和输出轴,所述主驱动电机与主驱动输入轴连接,所述辅助驱动电机与辅助驱动输入轴连接;所述主驱动输入轴与输出轴通过齿轮传动副连接,所述中间轴分别通过齿轮传动副与辅助驱动输入轴和输出轴连接。有益效果:本发明轻载工况下仅启用主驱动电机可以更加节能,并且提高整车的续航能力;通过两个电机不同传动路线的配合,使装载机整机获得更大的牵引力;主控制器根据当前工况选择相应的控制策略,实现了变速箱的自动控制。
Dual-motor input electric loader walking power system and control method thereof
双电机输入的电动装载机行走动力系统及其控制方法
2021-09-10
Patent
Electronic Resource
Chinese
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / 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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