The invention relates to the technical field of vehicle charging, and discloses a ternary lithium ion battery preheating charging method, device and equipment and a storage medium, and the method comprises the steps: collecting the current data of a ternary lithium ion battery and the current external environment temperature; analyzing the current data of the ternary lithium ion battery, and determining the health state of the ternary lithium ion battery; and determining the optimal preheating mode and the optimal charging temperature of the ternary lithium ion battery under the current condition according to the health state of the ternary lithium ion battery and the current external environment temperature. According to the method, the current data and the current external environment temperature of the ternary lithium ion battery are collected to determine the health state of the battery, and the optimal preheating mode and the optimal charging temperature are determined according to the health state and the current external environment temperature, so that the problems of resource waste and influence on the health state of the battery caused by an existing preheating mode are solved; the battery preheating efficiency is improved, the power consumption is reduced, the adverse effect of high-rate preheating is reduced, and the service life of the battery is prolonged.
本发明涉及车辆充电技术领域,公开了一种三元锂离子电池预热充电方法、装置、设备及存储介质,该方法包括:采集三元锂离子电池的当前数据以及当前外界环境温度;对三元锂离子电池的当前数据进行分析,确定三元锂离子电池的健康状态;根据三元锂离子电池的健康状态以及当前外界环境温度确定三元锂离子电池当前情况下的最优预热方式以及最佳充电温度。本发明通过采集三元锂离子电池的当前数据以及当前外界环境温度,确定电池的健康状态,根据健康状态和当前外界环境温度确定最优预热方式以及最佳充电温度,解决了现有的预热方式造成资源浪费,影响电池健康状态的问题,提高电池预热效率,降低功耗,减少大倍率预热的不利影响,增加电池寿命。
Ternary lithium ion battery preheating charging method, device, equipment and storage medium
三元锂离子电池预热充电方法、装置、设备及存储介质
2023-08-22
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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