长寿命循环的磷酸铁锂电池及材料、工艺

张贵萍, 闫筱炎, 王兵, 姚培新, 胡昌杰, 刘奕哲, 李纾黎, 薛建军

Long life lithium iron phosphate battery and its materials and process

Guiping ZHANG, Xiaoyan YAN, Bing WANG, Peixin YAO, Changjie HU, Yizhe LIU, Shuli LI, Jianjun XUE

表4 不同功率能效对比

Table 4 Comparison of energy efficiency at different power levels

方案 额定功率 循环(平均值) 充放电压差(ΔV)/V 库仑效率 能量效率 目标组 0.2 C充放 5 0.105 99.69% 96.73% 0.5 C充放 5 0.164 99.74% 94.87% 1 C充放 5 0.235 99.86% 92.86%