A method for operating a battery system (10) in an electric vehicle, the battery system (10) comprising at least one battery module (5) with at least one battery cell (2), and a management system (20), capable of determining a battery temperature of the battery system (10) and a battery current flowing through the battery system (10) and capable of reducing said battery current, wherein the battery current is reduced when the battery temperature is between a first threshold and a second threshold and when the battery current is greater than a first limit value (L1); the battery current is reduced by means of a control loop when the battery temperature is between the second threshold (T-Der) and a third threshold (T-Max); and the battery current is turned off when the battery temperature is greater than the third threshold (T-Max). A battery system (10), comprising at least on battery module (5) with at least one battery cell (2), and a management system (20), capable of determining a battery temperature of the battery system (10) and a battery current flowing through the battery system (10) and capable of reducing said battery current, wherein the management system (20) is designed to execute the method.
一种用于操作电动车辆中的电池系统(10)的方法,所述电池系统(10)包括具有至少一个电池单元(2)的至少一个电池模块(5)、以及管理系统(20),管理系统(20)能够确定所述电池系统(10)的电池温度和流过所述电池系统(10)的电池电流并且能够减小所述电池电流,其中当电池温度在第一阈值与第二阈值之间并且当电池电流大于第一限制值(L1)时,减小电池电流;当电池温度在第二阈值(T‑Der)与第三阈值(T‑Max)之间时,借助于控制回路来减小电池电流;以及当电池温度大于第三阈值(T‑Max)时,关断电池电流。一种电池系统(10),其包括具有至少一个电池单元(2)的至少一个电池模块(5)、以及管理系统(20),管理系统(20)能够确定所述电池系统(10)的电池温度和流过所述电池系统(10)的电池电流并且能够减小所述电池电流,其中管理系统(20)被设计成执行所述方法。
METHOD FOR OPERATING BATTERY SYSTEM AND BATTERY SYSTEM
用于操作电池系统的方法以及电池系统
2021-04-09
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
Battery system, and method for operating said battery system
European Patent Office | 2019
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