基于电化学-热耦合模型的锂离子电池组件产热分析

杨佳兴, 张恒运, 徐屹东

Heat generation analysis for lithium-ion battery components using electrochemical and thermal coupled model

Jiaxing YANG, Hengyun ZHANG, Yidong XU

表6 室温与低温下不同放电倍率各组件产热比例

Table 6 Heat production ratio of each component with different discharge rates at normal and subzero temperature

电池组件 室温 低温 0.5 C 1 C 2 C 3 C 0.5 C 1 C 2 C 3 C 负极 19.56% 29.02% 26.3% 23.73% 69.34% 65.13% 36.58% 29.96% 正极 59.26% 45.96% 34.08% 28.36% 20.98% 20.81% 38.73% 39.85% 电解液 0.95% 0.93% 0.52% 0.58% 0.27% 0.92% 0.78% 0.96% 集流体 20.23% 24.08% 39.11% 47.33% 9.41% 13.13% 23.91% 29.23%