锂离子电池性能研究现状与进展

综述了锂离子电池在比能量、工作特性以及环境适应能力等方面的研究进展。讨论了改进锂离子电池性能的方法。采用具有较高贮锂能力的负极材料、对正极材料进行掺杂和表面修饰等方法都有利于改善电池的电化学性能。电解液添加剂改善了碳负极SEI膜的性能,提高了电池的安全性能。

Recent studies and development of Li-ion batteries

The recent studies of specific energy ,operating property and adapting to the environment of Li-ion batteries were reviewed. The different methods to improve Li-ion batteries performance were discussed. The electrochemical performance of Li-ion batteries could be enhanced by the use of anode material with higher capacity and the cathode material with surface modification or doped by other elements. Additives in the organic electrolyte solution for Li-ion batteries could improve the performance of SEI on the electrode and the safety of Li-ion batteries.