针刺和挤压作用下动力电池热失控特性与机理综述 |
许辉勇, 范亚飞, 张志萍, 胡仁宗 |
Thermal runaway characteristics and mechanisms of Li-ion batteries for electric vehicles under nail penetration and crush |
Huiyong XU, Yafei FAN, Zhiping ZHANG, Renzong HU |
图6 18650电池分别在(a)位置a;(b)位置b;(c)位置c;(d)位置d针刺热失控开始和传播的X射线超高速摄像。反应区的扩展区域用浅红色突出显示,黄色箭头表示活性物质向排气口移动的主方向[ |
Fig.6 The X-ray ultra-high speed camera images of 18650 battery when thermal runaway is triggered by nail penetration at (a) Position a; (b) Position b; (c) Position c; (d) Position d [ |
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