The invention relates to the technical field of power batteries, in particular to a charging current control method and device of a power battery, a vehicle and a storage medium, and the method comprises the steps that the actual charging working condition of the power battery is detected, and whether the actual charging working condition meets a preset current control condition or not is judged; under the condition that the actual charging working condition meets the preset current control condition, the maximum rechargeable power value of the power battery is obtained; according to the maximum value of the chargeable power, the power deviation of the PID controller and the consumed power of the accessory electric appliance, the maximum value of the whole vehicle chargeable current of the vehicle is calculated, and the maximum value of the whole vehicle chargeable current is used for controlling charging of the power battery. According to the embodiment of the invention, the accurate calculation result of the maximum chargeable current of the whole vehicle can be obtained by constructing the power deviation of the PID controller, so that the charging rate of the whole vehicle is improved, the use experience of a user is guaranteed, and the method is more intelligent.
本申请涉及动力电池技术领域,特别涉及一种动力电池的充电电流控制方法、装置、车辆及存储介质,其中,方法包括:检测动力电池的实际充电工况,并判断实际充电工况是否满足预设电流控制条件;在实际充电工况满足预设电流控制条件的情况下,获取动力电池的可充电功率最大值;根据可充电功率最大值、PID控制器的功率偏差和附件用电器消耗功率计算车辆的整车可充电电流最大值,并利用整车可充电电流最大值控制对动力电池进行充电。本申请实施例可以通过构建PID控制器的功率偏差,得到整车最大可充电电流的精确计算结果,从而提升了整车充电速率,保障了用户的使用体验,更加智能化。
Charging current control method and device of power battery, vehicle and storage medium
动力电池的充电电流控制方法、装置、车辆及存储介质
16.04.2024
Patent
Elektronische Ressource
Chinesisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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