过充循环老化电池产热特性

常修亮, 李希超, 贾隆舟, 韦守李, 王敬豪, 戴作强, 郑莉莉

Heat generation characteristics of overcharged cyclic aging batteries

Xiuliang CHANG, Xichao LI, Longzhou JIA, Shouli WEI, Jinghao WANG, Zuoqiang DAI, Lili ZHENG

表4 4只电池不同SOC时等效充电电阻和等效放电电阻

Table 4 DC resistance of four batteries at different SOCs

SOC/% 新电池 4.3 V过充电池 4.4 V过充电池 4.5 V过充电池 Rc/mΩ Rd/mΩ Rc/mΩ Rd/mΩ Rc/mΩ Rd/mΩ Rc/mΩ Rd/mΩ 0 97.11 231.41 95.98 209.89 91.68 209.16 97.41 99.07 10 79.42 94.32 70.08 91.73 73.67 103.15 88.13 93.14 20 69.69 71.08 62.47 67.13 65.48 71.63 86.88 89.10 30 64.95 65.76 59.06 61.22 60.57 64.47 86.88 91.59 40 62.88 63.78 59.06 60.24 60.03 62.01 89.37 90.66 50 63.19 64.00 64.83 64.37 61.12 62.42 91.85 92.52 60 66.14 66.42 67.98 67.52 64.12 65.08 92.82 93.45 70 65.23 65.64 67.19 67.13 62.21 63.86 93.09 93.76 80 65.83 67.76 69.55 69.09 63.3 64.88 98.06 95.31 90 65.83 67.32 70.08 69.88 67.94 68.56 105.50 98.42 100 80.30 76.62 89.50 80.31 91.41 79.62 137.36 104.32