The invention provides a management system for a built-in battery of a vehicle-mounted terminal, the management system is applied to an electric vehicle, and the system comprises a built-in battery, a comparator connected with a TEMP temperature detection pin of the built-in battery, an MCU microprocessor, a first triode, a D trigger, a discharging MOS field effect transistor, a charging MOS field effect transistor, a discharging loop and a charging loop; by utilizing the input and output characteristics of the D trigger, the charging and discharging management of the battery can be simply realized, and a simple battery management system circuit can be designed according to actual requirements by combining the functions of elements such as the MCU microprocessor, the first triode, the charging MOS field-effect tube and the discharging MOS field-effect tube. And intelligent charging and discharging control and power management of the built-in battery are realized. The system with the design not only can prolong the service life of the battery and guarantee the safe and stable operation of the system, but also can adapt to the requirements of various working scenes, omits a special battery charging and discharging management IC, and is high in precision and low in cost.

    本发明提供了一种车载终端内置电池的管理系统,该管理系统应用于电动汽车,系统包括内置电池、与内置电池的TEMP温度检测脚连接的比较器、MCU微处理器、第一三极管、D触发器、放电MOS场效应管、充电MOS场效应管、放电回路与充电回路;通过利用D触发器的输入输出特性,就可以简单实现对电池充放电管理,在结合MCU微处理器、第一三极管、充电MOS场效应管、放电MOS场效应管等元件的功能,可以根据实际需求设计出一个简单的电池管理系统电路,实现对内置电池的智能充放电控制及电源管理。这样设计的系统不仅能够提高电池寿命,保障系统安全稳定运行,而且还可以适应多种工作场景的需求,本发明不仅省去了专门的电池充放电管理IC,而且精度高、成本低。


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    Title :

    Management system for built-in battery of vehicle-mounted terminal


    Additional title:

    一种车载终端内置电池的管理系统


    Contributors:
    WANG KANG (author) / WEN JUNHONG (author) / HUANG JIANPING (author) / HE XIANGYU (author)

    Publication date :

    2024-06-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / 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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