钠离子电池关键材料与器件

Sodium-ion Batteries:Key Materials and Devices

钠离子电池因资源丰富、价格低廉、安全性高等优点,在大规模电化学储能领域展现出极大的发展潜力,是我国实现能源与环境可持续发展的重要途径。相比于其它电化学储能技术,钠离子电池在经济和技术层面都呈现出优异的可行性。基于此,面向储能领域高质量发展的国家重大战略需求,聚焦钠离子电池电极材料、电解液、隔膜等关键部件,以及它们之间的相互联系、相互作用机制,总结归纳出钠离子电池关键科学问题,并提出相应研究方向和解决策略,进而构建具有超长循环寿命、超高能量密度的钠离子电池器件。着眼未来,深耕钠离子电池基础和应用基础研究,保持我国在钠离子电池领域的国际领先地位。

Owing to the advantages of abundant resources,low price and high safety,sodium-ion batteries(SIBs)show great potential in the field of large-scale electrochemical energy storage,which are important to realize sustainable development of energy and environment in our country.Compared with other electrochemical energy storage technologies,SIBs exhibit great feasibility in both economic and technical aspects.On this basis,in order to meet the national strategic needs of high-quality energy storage,it is necessary to focus on the mechanisms of key components such as electrode materials,electrolytes and membranes in SIBs.Therefore,key scientific problems in SIBs are summarized,and corresponding research directions and approaches are proposed.Furthermore,the SIB devices with ultra-long cycle life and ultra-high energy density are suggested to construct.The basic and applied basic researches in SIBs can maintain our international leadership in such field.