The invention provides an overheating protection method and device and a vehicle, and belongs to the technical field of electric automobiles. The method comprises the steps that a charging request of a battery pack is responded, and the battery pack is charged through a charging pile; before and/or after charging is started, the charging current output to the battery pack by the power device is regulated and controlled based on the temperatures corresponding to the electronic elements, the battery electric quantity of the battery pack and the temperature of the battery pack; and based on the battery electric quantity of the battery pack, the output voltage output by the charging pile to the power device is regulated and controlled. The overheating protection method is applied to the electric drive system of the vehicle, the electric drive system comprises the power device, the power device is used for boosting and charging the battery pack, and the power device can be prevented from being damaged due to overheating in the charging process of the battery pack.
本发明提供了一种过热保护方法、装置及车辆,属于电动汽车技术领域,所述方法包括:响应于电池包的充电请求,利用充电桩对电池包进行充电;在充电开始前和/或充电开始后,基于多个电子元件分别对应的温度、电池包的电池电量以及电池包的温度,对功率器件向电池包输出的充电电流进行调控;以及,基于电池包的电池电量,对充电桩向功率器件输出的输出电压进行调控。通过本发明所提供的过热保护方法,应用于车辆的电驱系统,且电驱系统包括功率器件,功率器件用于对电池包进行升压充电,可以在电池包进行充电的过程中,避免功率器件过热损坏。
Overheat protection method and device and vehicle
一种过热保护方法、装置及车辆
2024-07-23
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
Overheat protection method and overheat protection device
European Patent Office | 2023
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