高比能量锂二次电池现状与展望  

Status quo and prospects of high specific energy lithium secondary battery

作　　者：石斌 杨程响 郭灏 SHI Bin;YANG Cheng-xiang;GUO Hao(Guizhou Meiling Power Sources Co.,Ltd.,Zunyi,Guizhou 563003,China;State Key Laboratory of Advanced Chemical Power Sources,Zunyi,Guizhou 563003,China)

机构地区：[1]贵州梅岭电源有限公司,贵州遵义563003 [2]特种化学电源国家重点实验室,贵州遵义563003

出　　处：《电池》2022年第6期601-605,共5页Battery Bimonthly

摘　　要：为突破传统石墨基负极的限制,引入硅基复合负极和锂基复合负极;同时,对固态锂电池和锂硫电池的研究也取得了不少进展。以材料特性结合基本理论,按电极和电解质的种类,针对几种高比能量的电池体系,分析当前的研究现状及在实际软包装电池应用中的可行性。此外,提出未来实现高比能量锂电池的正极、电解液等材料的研究重点。To break through the limitations of conventional graphite-based anodes,silicon-based composite anodes and lithium-based composite anodes had been introduced.At the same time,the research on solid-state lithium battery and lithium-sulfur battery had also made great progress.Combined basic theory with material properties,according to the types of electrodes and electrolytes,the current research status and the feasibility in the practical application of pouch batteries were analyzed for several battery systems with high specific energy.In addition,the research focus of cathode and electrolyte materials for high specific energy lithium batteries in the future was proposed.

关 键 词：高比能量锂电池 硅基负极 固态电池 锂二次电池 

分 类 号：TM912.9[电气工程—电力电子与电力传动]