宽温度范围内方形三元锂电池倍率放电性能

张宇杰, 汪兴兴, 朱昱, 倪红军, 邓业林

Investigating the rate discharge performance of square ternary lithium batteries at a wide temperature range

Yujie ZHANG, Xingxing WANG, Yu ZHU, Hongjun NI, Yelin DENG

表3 电压平台期放电能量对比

Table 3 Comparison of discharge energy during voltage plateau period

环境温度/℃	$Δ$ E_t/Wh	$Δ$ E_f1/Wh	$Δ$ E_f2/Wh	σ_f1/Wh	σ_f2/Wh	P_f1/%	P_f2/%
55	122.52	121.38	134.79	0.8061	8.6762	99.0608	90.8970
40	123.23	123.95	135.46	0.5091	8.6479	99.4191	90.9715
25	122.75	121.50	135.09	0.8839	8.7257	98.9712	90.8653
10	120.93	119.88	132.29	0.7425	8.0327	99.1241	91.4128
-5	108.87	109.41	118.10	0.3818	6.5266	99.5064	92.1846
-20	89.10	90.76	93.94	1.1738	3.4224	98.1710	94.8478
-35	50.34	50.02	52.79	0.2263	1.7324	99.3603	95.3590