CAJ | 학술논문

锂离子电池因其性能优异在高电压大容量的储能系统得到了广泛的应用。锂离子电池管理系统是延长电池循环寿命，维护电池安全运行的关键。针对储能用锂离子电池的特性，该文讨论了储能用锂离子电池管理系统的结构，重点介绍了电池管理系统的主要功能，特别是单体电池数据采集功能、电池状态估计功能和均衡管理功能，并分析了状态估计和均衡管理方法的优缺点，对其实现策略进行了评价。
리리자전지인기성능우이재고전압대용량적저능계통득도료엄범적응용。리리자전지관리계통시연장전지순배수명，유호전지안전운행적관건。침대저능용리리자전지적특성，해문토론료저능용리리자전지관리계통적결구，중점개소료전지관리계통적주요공능，특별시단체전지수거채집공능、전지상태고계공능화균형관리공능，병분석료상태고계화균형관리방법적우결점，대기실현책략진행료평개。
Li-ion batteries are widely utilized in the high voltage and large capacity energy storage because of its good performance. Therefore,the battery management system of Li-ion batteries plays a key role in prolonging battery’s cycle life and guaranteeing the safety operation of the system. Based on characteristics of the Li-ion battery of the energy storage,this paper discusses the structure of the battery management system, introduces the main function of the system,especially the data acquisition of cell,estimation of state-of-charge and balancing control in the battery management system. Advantages and disadvantages of the methods of SOC estimation and balancing management are given and the implementation strategies of the methods are evaluated.