废旧锂离子电池全材料回收技术分析  

Analyses of all materials recycling technology from spent Li-ion batteries

作　　者：吴战宇 吴美乐[3] WU Zhanyu;WU Meile(School of Electrical Engineering,Nanjing Vocational University of Industry Technology,Nanjing,Jiangsu Province,210032,China;Huafu(Jiangsu)Lithium Battery High Technology Co.,Ltd.,Yangzhou,Jiangsu Province,225600,China;School of Information Science and Technology,Shenyang University of Technology,Shenyang,Liaoning Province,110870,China)

机构地区：[1]南京工业职业技术大学电气工程学院,江苏南京210032 [2]华富(江苏)锂电新技术有限公司,江苏扬州225600 [3]沈阳工业大学信息科学与工程学院,辽宁沈阳110870

出　　处：《电池工业》2022年第3期155-162,共8页Chinese Battery Industry

基　　金：江苏省科技计划项目(BE2020774)。

摘　　要：对废旧锂离子电池全材料回收技术进行分析和评价,包括预处理和材料回收两个方面。预处理包括稳定化处理、拆解和粉碎、分离以及杂料分离四个过程;材料回收包括正极材料回收和负极材料回收。通过对具体回收工艺的优缺点分析,提出废旧锂离子电池的全材料回收路线并讨论其中的关键技术点。此外,对回收技术面临的挑战和未来发展方向进行探讨。The recycling technologies of all materials from spent Li-ion batteries are analyzed and evaluated,including pretreatment and materials recycling.Four processes are included in pretreatment,i.e.stabilization,disassembly and comminution,separation,and further separation of mixed materials;cathode materials and anode materials are involved in materials recycling.Relying on analyzing the merits and demerits of the specific processes,the recycling route of all materials from spent Li-ion batteries is proposed and its key technical points are discussed.In addition,the challenges and future developments of recycling are discussed in this review.

关 键 词：废旧锂离子电池 回收 废物处理 全材料 分离 

分 类 号：TM911[电气工程—电力电子与电力传动]