储能用大容量磷酸铁锂电池热失控行为及燃爆传播特性

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Thermal runaway and explosion propagation characteristics of large lithium iron phosphate battery for energy storage station

Zhixiang CHENG, Wei CAO, Bo HU, Yunfang CHENG, Xin LI, Lihua JIANG, Kaiqiang JIN, Qingsong WANG

表7 不同条件下仿真结果对比

Table 7 Comparison of simulation results under different conditions

组别 动压峰值(MP1)/kPa 衰减率R 动压峰值(MP2)/kPa 衰减率R 动压峰值(MP3)/kPa 第一组 11.67 0.5197339 55.77 0.7321 14.96 第二组 24.98 0.66907163 82.68 0.60157779 32.94 第三组 35.85 0.4536256 19.59 0.807 37.79 第四组 22.78 0.734074864 60.58 0.6948881 18.48 第五组 30.11 0.75294 74.38 0.6356 27.11