The invention provides an engineering machinery dual-motor control system and method, and the system comprises a power control unit, one end of the power control unit is connected with a power control unit, the other end of the power control unit is connected with a first motor and a second motor, and the other ends of the first motor and the second motor are connected with a load; the system is characterized in that the power control unit only controls the rotating speed of the second motor and only controls the compensation torque of the first motor; rapid speed regulation and rapid rotation speed stabilization of the system can be realized; on the basis of stable rotating speed, free torque distribution can be carried out, and the economical efficiency of the system is improved; when the system is controlled, the power demand and the allowable maximum output power of the power supply are comprehensively considered, so that the system has good reliability.
本发明提供一种工程机械双电机控制系统及其控制方法,包括动力控制单元,所述动力控制单元的一端与电源控制单元连接,另一端分别与第一电机和第二电机连接,所述第一电机和第二电机的另一端分别连接负载;其特征在于:所述动力控制单元对第二电机仅进行转速控制,而对第一电机仅进行补偿扭矩控制;能够实现系统的快速调速,快速稳定转速;在稳定转速的基础上,可以进行自由的扭矩分配,提升系统的经济性;系统控制时综合考虑动力需求及电源允许最大输出功率,使系统具有良好的可靠性。
Engineering machinery dual-motor control system and control method thereof
一种工程机械双电机控制系统及其控制方法
2024-03-29
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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