钠离子电池软硬碳负极材料研究进展  

Research progress on soft-hard carbon negative electrode materials for sodium-ion batteries

作　　者：曾杰 张文华 王帅[1] 彭望 缪胤宝 刘伟昊 刘嘉[1] 陈哲[1] 陈显彪[1] ZENG Jie;ZHANG Wenhua;WANG Shuai;PENG Wang;MIAO Yinbao;LIU Weihao;LIU Jia;CHEN Zhe;CHEN Xianbiao(School of Electrical Engineering,Nanchang Institute of Technology,Nanchang 330099,China)

机构地区：[1]南昌工程学院电气工程学院,江西南昌330099

出　　处：《南昌工程学院学报》2024年第3期75-81,共7页Journal of Nanchang Institute of Technology

基　　金：江西省教育厅科学技术研究项目(GJJ211913,GJJ211915);国家自然科学基金资助项目(22269014)。

摘　　要：钠离子电池,因与锂离子电池具有类似的工作原理,且无资源限制、成本相对较低,具有在大规模能源存储领域中发挥重要作用的潜力,近年来受到了广泛关注。负极材料作为钠离子电池的关键组成部分,其结构直接影响着电池的性能。因此,本文从基本概念、结构特点、性能优劣和储钠机理等方面介绍了钠离子电池的碳基负极材料,包括软碳、硬碳和软硬碳三种类型;详细阐述了软碳和硬碳各自存在的不足及改进方法,重点归纳了兼具软碳和硬碳优势的软硬碳复合材料的研究状况和制备方法,并分析了软硬碳材料在钠离子电池负极材料领域的应用潜力。Sodium-ion batteries have attracted widespread attention in recent years because of their lack of resource constraints and relatively low cost,and have a similar working principle to lithium-ion batteries,which have the potential to play an important role in the field of large-scale energy storage.As a key component of sodium-ion battery,the structure of negative electrode material directly affects the performance of the battery.Therefore,this paper introduces carbon-based anode materials for sodium-ion batteries,including soft carbon,hard carbon and soft-hard carbon,from the aspects of basic concept,structural characteristics,performance advantages and sodium storage mechanism,and elaborates the shortcomings of soft carbon and hard carbon respectively and the improvement methods.The research status and preparation methods of soft and hard carbon composite materials with advantages of both soft carbon and hard carbon are summarized in detail.The application potential of soft and hard carbon materials in the field of negative electrode materials for sodium-ion batteries is also pointed out.

关 键 词：钠离子电池 负极材料 硬碳 软碳 软硬碳 

分 类 号：TM911[电气工程—电力电子与电力传动]