废旧磷酸铁锂电池回收利用研究与产业化现状  

Research and Industrialization Status of Recycling of Waste Lithium Iron Phosphate Batteries

作　　者：张笑天 徐璐[1] 黄斌 李维斯 冀成庆[1] 杨耀辉[1] Zhang Xiaotian;Xu Lu;Huang Bin;Li Weisi;Ji Chengqing;Yang Yaohui(Institute of Multipurpose Utilization of Mineral Resources,Chinese Academy of Geological Sciences,Technology Innovation Center for Comprehensive Utilization of Strategic Minerals Resources,Ministry of Natural Resources,Chengdu,Sichuan,China;Guangxi Key Laboratory of Electrochemical and Magneto-chemical Functional Materials,College of Chemistry and Bioengineering,Guilin University of Technology,Guilin,Guangxi,China)

机构地区：[1]中国地质科学院矿产综合利用研究所,自然资源部战略性矿产综合利用工程技术创新中心,四川成都610041 [2]桂林理工大学化学与生物工程学院,广西电磁化学功能物质重点实验室,广西桂林541004

出　　处：《矿产综合利用》2023年第4期95-102,113,共9页Multipurpose Utilization of Mineral Resources

基　　金：中国地质调查局地质大调查项目(DD20230354);贵州省科技重大专项计划([2022]ZD006);中国地质科学院矿产综合利用研究所所设基金项目(Skl2302)。

摘　　要：这是一篇材料工程领域的论文。随着近年来新能源行业的蓬勃发展,2030年我国退役磷酸铁锂动力电池规模或达153.1万t。出于保护我国战略性矿产资源和减少环境污染的需要,研究开发出绿色、高效、可持续的废旧磷酸铁锂电池回收工艺已刻不容缓。本文以废旧磷酸铁锂电池的主要组成部分及一般回收流程为研究对象,介绍了预处理、正极材料、负极材料、电解液等多种回收工艺的原理、优缺点及研究现状。在此基础上,对废旧磷酸铁锂电池回收的未来研究方向提出了自己的观点,以期为我国废旧磷酸铁锂电池回收技术的产业化发展提供参考。This is an essay in the field of material engineering.In recent years,the new energy has been growing fast than ever.Apparently,in the upcoming future,a large number of lithium iron phosphate batteries will be retired.Out of the need to protect China's strategic mineral resources and reduce environmental pollution,research and development of a green,efficient and sustainable recycling process of spent lithium iron phosphate batteries is urgent.This essay takes the main components and general recycling process of waste lithium iron phosphate battery as the research object and introduces the principle,advantages and disadvantages,and research status of various recovery processes such as pretreatment,cathode material,negative electrode material and electrolyte.On this basis,future perspectives of lithium iron phosphate battery recycling are presented,aiming to provide support for the industrialization and development of the spent lithium iron phosphate battery recycling technology in China.

关 键 词：材料工程 磷酸铁锂电池 正极 负极 电解液 预处理 回收 

分 类 号：TD982[矿业工程—选矿] X773[环境科学与工程—环境工程]