摘要
钠离子电池具有电压较高,电压范围宽,能量密度较高,安全性高、成本低等优点,在汽车起停领域具有可观的应用前景。首先,从工作原理出发,对不同正极材料的钠离子电池进行分析,对比钠离子电池的起停性能。其次,根据钠离子电池的特点,从材料、工艺等方面提出可以提升起停能力的策略。最后,通过对不同材料钠离子电池进行测试,分析保护板的模式,并且结合低温大电流起动测试数据,分析影响钠离子电池起停性能的原因。
Sodium-ion batteries have the advantages of high voltage,wide voltage range,high energy density,high safety and low cost,and have considerable application prospects in the field of automobile start-stop.Firstly,starting from the working principle,the sodium-ion batteries with different cathode materials were analyzed,and the start-stop performance of the sodium-ion batteries was compared.Secondly,according to the characteristics of sodium-ion batteries,strategies to improve the start-stop capability are proposed from the aspects of materials and processes.Finally,through the test of sodium-ion batteries of different materials,the mode of the protection plate was analyzed,and the reasons affecting the start-stop performance of the sodium-ion battery were analyzed by combining the low-temperature and high-current start-up test data.
作者
牛玉辉
NIU Yuhui(Henan Chilwee Genshore Power Supply Co.,Ltd.,Qinyang Henan 454550,China)
出处
《蓄电池》
2025年第3期108-113,122,共7页
Chinese LABAT Man
关键词
钠离子电池
正极材料
层状氧化物
聚阴离子
普鲁士蓝
起停电池
电压保护板
硬碳
sodium ion battery
positive electrode material
layered oxide
polyanion
Prussian blue
start and stop the battery
voltage protection board
hard carbon
