高能量密度锂离子电池老化半经验模型

祝庆伟, 俞小莉, 吴启超, 徐一丹, 陈芬放, 黄瑞

Semi-empirical degradation model of lithium-ion battery with high energy density

Qingwei ZHU, Xiaoli YU, Qichao WU, Yidan XU, Fenfang CHEN, Rui HUANG

表4 内阻增长模型交叉验证结果

Table 4 Results of cross validation of internal resistance growth model

参数 0+23 ℃-40 ℃ 0+40 ℃-23 ℃ 23+40 ℃-0 ℃ S 28.02 28 27.97 U 30.24 30.59 30.97 V 2.691 2.703 2.716 W -908.6 -915 -922.3 Z 35.34 35.38 35.42 R-square 0.9894 0.9894 0.9893 RMSE 0.5497 0.5348 0.5371