金属锂二次电池负极的研究进展  

Research progress on anode for lithium metal secondary battery

作　　者：李冲 谢德龙[1] 谢于辉 朱远蹠 吴华 梅毅[1] LI Chong;XIE De-long;XIE Yu-hui;ZHU Yuan-zhi;WU Hua;MEI Yi(Yunnan Provincial Key Laboratory of Energy Saving in Phosphorus Chemical Engineering and New Phosphorus Materials,The Higher Educational Key Laboratory for Phosphorus Chemical Engineering of Yunnan Province,Faculty of Chemical Engineering,Kunming University of Science and Technology,Kunming 650500,China;Institute for Chemical and Bioengineering,Department of Chemistry and Applied Biosciences,ETH-Zurich,8093 Zurich,Switzerland)

机构地区：[1]昆明理工大学化学工程学院,云南磷化工节能与新材料重点实验室,省高校磷化工重点实验室,云南昆明650500 [2]苏黎世瑞士联邦理工大学化学与生物工程系,瑞士苏黎世8093

出　　处：《现代化工》2021年第9期48-51,56,共5页Modern Chemical Industry

基　　金：国家自然科学基金项目(21663015,51603096)。

摘　　要：针对金属锂负极在恒电流充放过程中面临的SEI膜破裂和锂枝晶生长会极大降低电池的使用寿命和倍率性能,并且具有较大安全隐患的问题,分别从SEI膜设计、电解质改性和金属锂负极结构设计3个方面综述了相关研究进展,为今后高容量金属锂电池的研究提供了参考和思路。During the constant current charging and discharging process,lithium metal anode may face risks of SEI film rupture and lithium dendrite growth,which can greatly reduce the service life and rate performance of the battery,and bring about huge hidden dangers.Relevant research progress is reviewed from three aspects,namely SEI film design,electrolyte modification and structure design of lithium metal anode,which provides references and ideas for the research of high-capacity lithium metal battery in the future.

关 键 词：锂枝晶 SEI膜 电解质 锂负极 

分 类 号：TM912[电气工程—电力电子与电力传动]