大容量高功率锂离子电池研究进展

发展电动车是解决能源危机和环境污染的有效手段之一。大容量高功率锂离子蓄电池是电动车的理想储能电源，因为它具有单体电压高、循环及使用寿命长、比能量高和良好的功率输出性能等优点。介绍了国内外大容量高功率锂离子蓄电池的研究进展，包括关键材料、技术性能和安全问题，并以作者的观点提出了大容量高功率锂离子蓄电池的发展前景和近期研究内容。

Research progress of high capacity and high power Li-ion batteries

Development of electric vehicle is one of the effective means to overcome problems of environment pollution and energy crisis.High capacity and high power Li-ion storage battery is an appropriate power source for electric vehicle due to its high cell voltage,longer cycle life,higher energy density and high power characteristics.The development status of high capacity and high power Li-ion storage batteries,including key materials,technical performance and safety problems are reviewed in this paper.The technical issues and the future of high capacity and high power Li-ion batteries are finallly described in writer's point of view.