干法电极在超级电容器和锂离子电池中的应用  

Application of dry electrodes in supercapacitors and lithium-ion batteries

作　　者：张国磊 张克良 安亚斌 李晨[2,3] 刘冠伟 孙现众 原长洲[1] 王凯 张熊 马衍伟[2,3] ZHANG Guolei;ZHANG Keliang;AN Yabin;LI Chen;LIU Guanwei;SUN Xianzhong;YUAN Changzhou;WANG Kai;ZHANG Xiong;MA Yanwei(School of Materials Science and Engineering,Jinan University,Jinan 250022,China;Institute of Electrical Engineering,Chinese Academy of Sciences,Beijing 100190,China;Shandong Key Laboratory of Advanced Electromagnetic Conversin Technology,Institute of Electrical Engineering and Advanced Electromagnetic Drive Technology,Qilu Zhongke,Jinan 250013,China;Shandong Institute of Industrial Technology,Jinan 250102,China;Mercedes Benz(China)Investment Co.,Ltd.,Beijing 100176,China;State Key Laboratory of High Density Electromagnetic Power and Systems,Beijing 100190,China)

机构地区：[1]济南大学材料科学与工程学院,济南250022 [2]中国科学院电工研究所,北京100190 [3]山东省先进电磁变换技术重点实验室,齐鲁中科电工先进电磁驱动技术研究院,济南250013 [4]山东产业技术研究院,济南250102 [5]梅赛德斯–奔驰(中国)投资有限公司,北京100176 [6]高密度电磁动力与系统全国重点实验室,北京100190

出　　处：《工程科学学报》2025年第4期897-909,共13页Chinese Journal of Engineering

基　　金：国家自然科学基金资助项目(52077207,52377218,52107234,52207250);中国科学院青年创新促进会资助项目(Y2021052)。

摘　　要：随着对电化学储能需求量的增加,锂离子电池行业面临着提高生产效率、降低能耗和提高电池性能等新挑战,尤其是在先进的下一代锂离子电池制造技术方面.其中,电极制造工艺发挥着关键作用,直接影响着电池的能量密度、制造成本和产量.干法电极是一种新型的电极制造工艺,由于其不需要添加任何溶剂,且具有高面密度、低内阻、长循环性能等优点,在超级电容器和锂离子电池中展现出巨大的应用潜力.本文首先介绍了干法电极的制备方法和特性,然后详细探讨了干法电极在超级电容器和锂离子电池领域的应用研究进展,包括提高电极负载和提升电化学性能等方面的研究成果.最后,总结了当前干法电极在超级电容器和锂离子电池中的应用过程中存在的问题与挑战,并提出了未来研究的方向.With the increasing demand for electrochemical energy storage,the lithium-ion battery industry faces new challenges,such as improving production efficiency,reducing energy consumption,and enhancing battery performance,especially for next-generation batteries.Among these challenges,electrode manufacturing is crucial as it significantly influences the energy density,manufacturing costs,and yield of lithium-ion batteries.Dry electrode technology is a new type of electrode manufacturing process that shows great potential in supercapacitors and lithium-ion batteries.It offers significant advantages such as high surface density,low internal resistance,and long cycle performance,all without the need for adding any solvents.The unique benefits of this technology have sparked considerable attention from both academia and manufacturing industries.This review compares traditional wet-process electrode technology with emerging dry electrode technology.It begins with outlining the preparation methods,characteristics,and distinct features of dry electrode processes and then discusses in detail the research progress and applications of the technology in supercapacitors and lithium-ion batteries,including advancements in electrode loading and electrochemical performance.Key dry processing techniques include dry spray deposition,powder compression,and polymer binder fiberization,each with its unique technical features and all following a consistent process of dry blending,dry coating(dry deposition),and electrode pressing.Compared to traditional supercapacitor electrode technology,dry process technology offers four major advantages:improved battery performance,reduced production costs,environmental conservation,and expanded application potential.The article extensively discusses the research progress in dry electrode research for supercapacitors and lithium batteries,emphasizing improvements in electrode loading and electrochemical performance.It covers the preparation of dry electrodes using various materials like carbon,lithium

关 键 词：干法电极 超级电容器 锂离子电池 固态电解质 粉末喷涂 黏结剂纤维化 

分 类 号：TK02[动力工程及工程热物理]