PCM design can be divided into: protection board, communication, BMS

    protection board: including overcharge, overdischarge, overcurrent and short circuit protection, etc. Overtemperature protection can be added according to product requirements.

    Communication: Communication protocols can be divided into RS485, RS232, CANBUS, etc., as well as power display, etc., can be used for additional

    The power meter is indicated by LED.

    BMS: It is called a battery management system, which is mainly to intelligently manage and maintain various battery units, prevent the battery from being overcharged and overdischarged, extend the battery life, and monitor the battery status. Its main functions include: real-time monitoring of battery physical parameters; battery status estimation; online diagnosis and

    Early warning; charge, discharge and pre-charge control; balanced management and thermal management, etc. The secondary system is mostly used in electric vehicle batteries.

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