层状氧化物正极材料在钠离子电池中的应用研究

Study on application of layered oxide cathode materials in sodium ion batteries

钠离子电池与锂离子电池工作原理相似,相比锂离子电池,钠离子电池具有高低温性能好、安全性高等优点,具有潜在优势。因此,钠离子电池成为目前新型电池储能技术领域的研究热点。文中介绍了多种钠离子电池用正极材料的优劣势,从材料的关键指标、加工性能及化成工艺重点等方面研究了层状氧化物正极材料在钠离子电池中的应用。基于钠离子电池的开发过程及电性能测试结果,对钠离子电池的正极材料及开发提出了改善建议。

The working principle of sodium ion battery is similar to that of lithium ion battery.Compared with lithium ion battery,sodium ion battery has the advantages of high and low temperature performance,high safety,and has potential advantages.Therefore,sodium ion battery has become a research hotspot in the field of new battery energy storage.This article introduces the advantages and disadvantages of various cathode materials for sodium ion batteries,and focuses on the application of layered oxide cathode materials in sodium ion batteries from the key indicators of materials,processing properties,and formation processes.Based on the development process and electrical performance test results of sodium ion batteries,suggestions for improving the materials and development of sodium ion batteries were proposed.