电动汽车电池管理系统的设计与优化对于确保电动汽车动力电池的性能、安全性和寿命至关重要，电池管理系统通过实时监测和控制电池的状态提高电动汽车的整体效率和安全性。文章围绕电池管理系统的设计要素，包括硬件设计、软件控制策略、安全保护措施和性能优化策略展开详细讨论，进一步提出针对硬件和软件的优化方法以及热管理和系统集成的改进措施，旨在提升电池管理系统的性能和可靠性。通过综合性能测试与评估验证优化策略的有效性，为电动汽车电池管理系统的设计与发展提供理论与实践支持。

The design and optimization of the Battery Management System for electric vehicles（EVs）are crucial for ensuring the performance，safety，and lifespan of EV power batteries. The BMS enhances the overall efficiency and safety of EVs by real-time monitoring and controlling the battery's state. This study provides a detailed discussion on the design elements of the BMS，including hardware design，software control strategies，safety protection measures，and performance optimization strategies. Furthermore，it proposes optimization methods for both hardware and software，as well as improvement measures for thermal management and system integration to enhance the performance and reliability of the BMS. The effectiveness of the optimization strategies is verified through comprehensive performance testing and evaluation，offering theoretical and practical support for the design and development of EV battery management systems.