The invention discloses a boost charging control method, an electric driving device and a vehicle. The boost charging control method is used for improving the condition of temperature rise of the rotor of the three-phase alternating current motor during boost charging. The boost charging control method at least comprises the following steps that condition parameters are obtained, the condition parameters are associated with the duty ratio of a control signal of a power switch unit of the inverter, and the condition parameters comprise the battery voltage and the charging pile voltage; a charging mode is selected according to the condition parameters, the charging mode comprises two-phase charging and three-phase charging, in the two-phase charging, a power switch unit of the inverter is controlled to utilize a two-phase winding of the three-phase motor to carry out boost charging on the battery, and in the three-phase charging, the power switch unit of the inverter is controlled to utilize a two-phase winding of the three-phase motor to carry out boost charging on the battery. Controlling a power switch unit of the inverter to boost and charge the battery by using a three-phase winding of the three-phase motor; and controlling charging according to the charging mode.
一种升压充电控制方法、电驱动装置及车辆。该升压充电控制方法用于改善升压充电时三相交流电机转子温升高的情况。升压充电控制方法至少包括以下步骤:获得条件参数,所述条件参数关联所述逆变器的功率开关单元的控制信号的占空比,所述条件参数包括电池电压和充电桩电压;根据所述条件参数选择充电模式,其中,所述充电模式包括两相充电和三相充电,在所述两相充电中,控制所述逆变器的功率开关单元以利用所述三相电机的两相绕组来对所述电池进行升压充电,在所述三相充电中,控制所述逆变器的功率开关单元以利用所述三相电机的三相绕组来对所述电池进行升压充电;以及根据所述充电模式控制充电。
Boost charging control method, electric driving device and vehicle
升压充电控制方法、电驱动装置及车辆
15.10.2024
Patent
Elektronische Ressource
Chinesisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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