锂离子电池模型研究进展

Advances on mathematical modeling of lithium-ion battery

锂离子二次电池模型的研究是通过深入研究电池内部结构,运用基本物理化学理论,如电极反应动力学,离子扩散以及电解质溶液理论等分析电池的充放电行为,建立起电池设计参数与电化学性能之间的关系。回顾了近年来锂离子二次电池模型方面的研究进展,总结了建立模型所需的基本理论,介绍了不同类型的已有模型,包括电化学性能预测、热模型、容量损失以及循环寿命预测等。对未来锂离子二次电池模型的研究方向进行了展望。

The research on modeling of lithium-ion battery is to find the relationship between design variables and electrochemical performance of the batteries by studying the internal structure of batteries and analyzing the charge-discharge behavior, using basic physical and chemical theory, including electrode kinetics, ion diffusion and electrolyte solution theory. The research advance on the mathematical modeling of lithium ion battery for the past few years was reviewed. The basic theories and present models, including models of battery performance prediction, thermal behavior, capacity fade and cycling life prediction, were summarized. And finally the future aspect on mathematical modeling of lithium ion battery is expected.