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扩散应力诱导的锂离子电池失效机理研究进展
王亚楠1,2,3(),李华1,2,3,王正坤1,厉青峰1,练晨1,何鑫1
Progress on Failure Mechanism of Lithium Ion Battery Caused by Diffusion Induced Stress
WANG Yanan1,2,3(),LI Hua1,2,3,WANG Zhengkun1,LI Qingfeng1,LIAN Chen1,HE Xin1

图9. (a)通过X射线扫描建立的多颗粒模型, 其中黑色部分为活性颗粒和粘结剂, 绿色部分为电解液[53]; (b)1C倍率完全充满时多颗粒模型的扩散应力分布[54]

Fig. 9. (a) Multi-particle model established by X-ray scanning, (Black: The active particles and the binder; Blue: The electrolyte)[53]; (b) Diffusion-induced stress distribution of multi-particle model when fully charged at 1C rate[54]