煤基石墨锂电负极材料的研究进展

Research progress in coal-based lithium graphite anode materials

近年来,煤基石墨作为锂离子电池的负极材料,受到了广泛的关注和研究。煤基石墨负极材料具有储量丰富、成本低、电化学性能优良等优点。主要概述了煤基石墨在锂电负极材料领域的研究进展,主要包括其结构特性、改性方法以及在提高电池能量密度、循环稳定性和倍率性能等方面的研究成果。煤基石墨的性能通过表面修饰、纳米化处理和复合材料设计等技术手段得到了显著提升。此外,还分析了煤基石墨作为负极材料的关键性能,并展望了未来可能的研究方向和应用前景。

In recent years,coal-based graphite as an anode material for lithium-ion battery has received extensive attention and research.Coal-based graphite anode materials have many advantages,such as rich reserves,low cost and excellent electrochemical properties.In this paper,the research progress of coal-based graphite in the field of lithium anode materials is reviewed,it mainly includes its structure characteristics,modification methods and the research results in improving the energy density,cycle stability and ratio performance of the battery.The properties of coal-based graphite have been greatly improved by surface modification,nano-treatment and composite material design.In addition,the key properties of coal-based graphite as anode material are analyzed,and the possible research directions and application prospects in the future are prospected.