电池电极过程可视化与定量化技术的研究进展

吕思奇, 李娜, 陈浩森, 焦树强, 宋维力

Progresses in visualization and quantitative analysis of the electrode process in rechargeable batteries

Siqi LYU, Na LI, Haosen CHEN, Shuqiang JIAO, Weili SONG

图24 (a) 机械折叠从初始平坦状态到转换模式I以及随后通过热刺激自展开过程的应变能有限元分析结果。给出了各工况下相应的Mises应力图[47]；(b) 蛇形折纸电池在0.5 ℃连续机械负载下的循环性能(x 轴表示电池工作的循环次数)；(c) 已报道的柔性电池的电池尺度能量密度的最新进展，并比较了蛇形折纸电池的能量密度；(d) 与蛇形折纸电池相比，先前报道的柔性电池的细胞规模比容量[48]

Fig. 24 (a) the FEA results of the strain energy with the processes of mechanical folding from the initial flat state to transformation modes I, with a subsequent self-deployment process via thermal stimulus[47], (b) cycle performance of the snake-origami batteries under continuous mechanical loading at 0.5 C (x-axis was described as cycle numbers of battery working), (c) the state-of-the-art of cell-scale energy density for the reported flexible batteries, along with comparison of energy density in snake-origami batteries, (d) cell-scale specific capacity of previous reported flexible batteries compared with snake-origami batteries[48]