The invention relates to the technical field of new energy automobiles, and discloses a battery management system, an electric quantity monitoring method and device thereof and a new energy automobile. According to the battery management system, a current detection device is additionally arranged in an existing battery management system to detect the power supply current of an analog front end, and the electric quantity of the analog front end is monitored under the condition that the power supply current meets a preset condition, so that the abnormal power consumption caused by the power supply current of the analog front end can be avoided; and the safety of the new energy automobile is improved.
本申请涉及新能源汽车技术领域,公开一种电池管理系统及其电量监控方法、装置、新能源汽车。其中,电池管理系统通过在现有电池管理系统中增加电流检测装置,以检测模拟前端的供电电流,并在供电电流满足预定条件的情况下进行模拟前端的电量监控,可以避免模拟前端自身的供电电流导致的耗电量异常,提高新能源汽车的安全性。
Battery management system, electric quantity monitoring method and device thereof and new energy automobile
电池管理系统及其电量监控方法、装置、新能源汽车
2023-03-21
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY |
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