The invention relates to the technical field of batteries, and discloses a battery management system of a new energy automobile, which comprises a performance test module and a slave control module, and is characterized in that the output end of the performance test module and the output end of the slave control module are in signal connection with a battery detection unit, a battery protection unit, a battery equalization unit and a battery control unit; the output end of the performance test module and the output end of the slave control module are in signal connection with a management module, a display module and an intelligent control module. According to the battery management system of the new energy automobile, the battery is detected, the voltage value of the battery is continuously diagnosed, and the working state of the battery is impacted and heated, so that the circulating current in the discharging process of the battery is achieved, the capacitance in the battery is balanced, the battery is classified and screened, and the service life of the battery is prolonged. The utilization rate of energy in the battery is maximized as much as possible, and the voltage deviation of the single battery or the voltage deviation of the battery pack are always kept in an expected range.
本发明涉及电池技术领域,且公开了一种新能源汽车的电池管理系统,包括性能测试模块和从控模块,所述性能测试模块输出端和从控模块输出端均信号连接有电池检测单元、电池保护单元、电池均衡单元和电池控制单元,所述性能测试模块输出端和从控模块输出端信号连接有管理模块、显示模块和智能控制模块。该新能源汽车的电池管理系统,通过对电池进行检测,对电池的电压值进行不断的诊断,并冲击和加热电池本身的工作状态,以此来达到的电池放电过程中的循环电流,使电池中的电容达到均衡的目的,并对电池进行分类和筛选,使电池内部的能量利用率尽可能的最大化,且使电池单体电压或电池组电压偏差始终保持在预期的范围。
Battery management system of new energy automobile
一种新能源汽车的电池管理系统
2022-04-29
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 / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |