球磨碳包覆对锂锰电池电性能的影响  

Effect of ball milling and carbon coating on electrical properties of Li-MnO_(2) batteries

作　　者：陈黎明 张诗宜 余佑锋[1] 常海涛[1] CHEN Liming;ZHANG Shiyi;YU Youfeng;CHANG Haitao(R&D Division,Fujian Nanping Nanfu Battery Co.,Ltd.,Nanping Fujian 353000,China)

机构地区：[1]福建南平南孚电池有限公司研究开发部,福建南平353000

出　　处：《电源技术》2022年第6期606-608,共3页Chinese Journal of Power Sources

摘　　要：新型用电器的出现对锂锰电池大电流性能提出了新的要求。采用球磨碳包覆的方法对锂锰电池正极活性材料进行了处理,提升了整个正极的导电性。常温和-10℃条件下,电池10 mA大电流脉冲性能分别提升了3.1%和1.3%,并对电池内阻一致性的提升有一定帮助。The emergence of new types of electrical appliances has put forward new requirements for the high current performance of lithium manganese batteries.The cathode active material of lithium manganese battery was processed by the method of ball milling and carbon coating.Under the conditions of normal temperature and-10℃,the 10 mA high current pulse performances of the battery improve by 3.1%and 1.3%,respectively,and the consistency of the battery resistance improves.

关 键 词：锂锰电池 球磨 碳包覆 大电流性能 

分 类 号：TM912.9[电气工程—电力电子与电力传动]