锂硫电池电解质研究进展  

Recent Advances in Lithium-Sulfur Batteries Electrolyte

作　　者：刘凡 曹树彬 欧先国 胡倩倩 李昌明 LIU Fan;CAO Shu-bin;OU Xian-guo;HU Qian-qian;LI Chang-ming(Guangzhou Automobile Group Co.,Ltd.Automotive Research&Development Center,Guangzhou 511434,China;Guangzhou Institute of Energy Conversion,Chinese Academy of Sciences,Guangzhou 510640,China)

机构地区：[1]广州汽车集团股份有限公司汽车工程研究院,广州511434 [2]中国科学院广州能源研究所,广州510640

出　　处：《新能源进展》2020年第2期143-150,共8页Advances in New and Renewable Energy

摘　　要：环境和能源是人类社会发展的两大核心问题,开发具有更高性能的新型二次电池体系是目前解决能源存储和实现环保交通出行的重要研究方向。锂硫电池比传统锂离子电池具有更高的理论比能量,而且活性物质硫储量丰富、价格低廉、容易获取,对环境友好,应用前景广阔。而电解液是锂硫电池重要的组成部分,开发新型功能性电解质对于抑制锂硫电池的穿梭效应以及电池安全性有着重要的意义。本文从电解质盐、溶剂、添加剂以及固体电解质几个方向对锂硫电解液进行了综述,并对锂硫电解液未来的发展方向进行了前瞻性的探讨。Environment and energy are two core issues in the development of human society.It has been a main direction to develop high-performance secondary batteries to solve energy storage and realize environment-friendly transport.Lithium-sulfur batteries have much higher theoretical specific energy than traditional lithium-ion batteries.Furthermore,active material sulfur is natural abundant,cheap,easily accessible,and environmentally friendly,thus having a bright application prospect.Electrolyte is an important part of Li-S battery,and developing new functional electrolytes plays an important role in suppressing the shuttle effect of Li-S batteries and ensuring the safety of Li-S battery.In this paper,the recent advances in Li-S battery electrolyte were reviewed and discussed from aspects of lithium salts,solvents,electrolyte additives and solid or quasi-solid electrolyte.Finally,the future development trends of lithium sulfur electrolyte were proposed.

关 键 词：锂硫电池 电解液 电解质盐 溶剂 电解液添加剂 固体电解质 

分 类 号：TK02[动力工程及工程热物理] TM911[电气工程—电力电子与电力传动]