双功能电解液添加剂对锂离子电池高温高电压性能的影响
江依义1(
), 沈旻1, 宋半夏1, 李南1, 丁祥欢1, 郭乐毅2, 马国强1,2()
), 沈旻1, 宋半夏1, 李南1, 丁祥欢1, 郭乐毅2, 马国强1,2()
Effect of Dual-functional Electrolyte Additive on High Temperature and High Voltage Performance of Li-ion Battery
JIANG Yiyi1(), SHEN Min1, SONG Banxia1, LI Nan1, DING Xianghuan1, GUO Leyi2, MA Guoqiang1,2()
), SHEN Min1, SONG Banxia1, LI Nan1, DING Xianghuan1, GUO Leyi2, MA Guoqiang1,2()
图3. 对照组和实验组电池经60 ℃存储14 d后的(a)体积和内阻变化率、(b)自放电率和容量恢复率以及(c)充放电曲线
Fig. 3. (a) Gas swelling rates and ACR change rates, (b) K values and capacity recovery rates, (c) charge and discharge curves of pouch cells with and without TVS in electrolytes after storage at 60 ℃ for 14 d
