基于应力场的锂离子电池正极多尺度失效研究

陈莹, 栾伟玲, 陈浩峰, 朱轩辰

Multi-scale Failure Behavior of Cathode in Lithium-ion Batteries Based on Stress Field

CHEN Ying, LUAN Weiling, CHEN Haofeng, ZHU Xuanchen

图5 电化学循环后NCM横截面的SEM照片

Fig. 5 SEM images of NCM cathode after cyclic charging- discharging test Different magnification SEM images showing the cracks in the big or small paticles