锂离子电池多物理场多尺度变形理论模型与计算方法

吴宜琨, 何杰, 杨乐, 宋维力, 陈浩森

Multiscale and multiphysics theoretical model and computational method for lithium-ion batteries

Yikun WU, Jie HE, Le YANG, Weili SONG, Haosen CHEN

图5 (a)包含1050个颗粒的CT重构模型[71]；(b)三维LiFePO4 正极FIB-SEM重构模型(绿色是LiFePO4；黑色是炭黑；透明的是孔隙)[73]；(c) FIB-SEM正极重构模型[74]；(d)通过FIB-SEM和CT重构得到的纳米导电剂与微米颗粒对电池性能影响的计算方案[75]

Fig. 5 (a) Geometric model with 1050 particles based on CT[71]; (b), (c) 3D geometric model of based on FIB-SEM[73-74]; (d) The simulation scheme of the particles based on the FIB-SEM and CT[75]