Gotion High-tech IFP40148109

2.1.9 最大持续充电倍率 Max. Constant charge rate 3C 25°C

合肥国轩高科动力能源有限公司 HEFEI GOTION HIGH-TECH POWER ENERGY Co.,Ltd 编号 No QGX038-2024 标题： Title： IFP40148109-72Ah 锂离子电池产品规格书 Product Specification of IFP40148109-72Ah Lithium Ion Rechargeable Cell Total pages 33 Page 11 11 2.2 推荐充电规范 Recommended Charge Specification 项目 Item 参数 Specification 条件/注释 Condition/Notes 2.2.1 常规充电（慢充）Regular Charging(Slow Charge) 36A 3.65V 3.6A 15℃ ≤T＜45℃ 恒流 Constant current 恒压 Constant voltage 截止条件（终止）Cut off condition (terminating) 温度 Temperature 2.2.2 阶梯充电（快充）Step Charge 见 附 件 Refer to Annex A.1 不 同温 度 的 快充 策 略 Fast charging strategy at different temperature 2.3 工作温度范围 Working Temperature Range 项目 Item 参数 Specification 条件/注释 Condition/Notes 2.3.1 最佳工作温度 Optimum Working Temperature 10℃～35℃ 2.3.2 充电温度范围 Charge Temperature Range -20℃～55℃ 充电电流，见附件 A1 Charging current, refer to Annex A.1 2.3.3 放电温度范围 Discharge Temperature Range -30℃～60℃ 电芯温度≤60℃ Cell temperature≤60℃ 3.外观尺寸 Appearance ＆ Dimensions 3.1 外观 Appearance 电池外表面无明显的划痕、裂痕、生锈、变色或电解液泄漏，无影响电池正常使用的其它外观缺陷。 Without obvious scratches, cracks, rust, discoloration or electrolyte leakage, no other appearance defects affecting cell normal operation. 3.2 尺寸 Dimensions 厚度：(40.2±0.5)mm（含外包膜厚度，17%±3% SOC，300±20 kgf）。 Thickness:(40.2±0.5)mm (including thickness of the insulating film, 17%±3% SOC, 300±20 kgf). 宽度：(149±0.5) mm（底部含外包膜 10 层），(148.4±0.5) mm（顶部含外包膜 4 层），(148.6±0.5) mm （中下部含外包膜 6 层）。 Width: (149±0.5) mm (The bottom including 10 layers of the insulating film), (148.4±0.5)mm (The top including 4 layers of the insulating film), (148.6±0.5) mm (The middle and lower part 6 layers of the insulating film). 高度：(109±0.5) mm（不含极柱，含外包膜和顶盖贴片）。 (112.1±0.5) mm（含极柱，含外包膜）。 Height：((109±0.5)mm（including outer film thickness and excluding terminals） (112.1±0.5)mm（including outer film thickness）

合肥国轩高科动力能源有限公司 HEFEI GOTION HIGH-TECH POWER ENERGY Co.,Ltd 编号 No QGX038-2024 标题： Title： IFP40148109-72Ah 锂离子电池产品规格书 Product Specification of IFP40148109-72Ah Lithium Ion Rechargeable Cell Total pages 33 Page 15 15 4.3.2 不同温度和不同 SOC 回 馈峰值功率 Peak power feedback at different temperature and SOC 见附件 A.8 Refer to annex A.8 按照 4.1.1 充电，然后以 0.33C 放电常温调整 容量至目标 SOC（此容量为常温 0.33C-2.5V 对应的容量），不同温度下进行静置，摸底电 芯充电至截止电压的最大功率能力（-20℃～ 55℃ 3.65V）。 Charge according to 4.1.1, then adjust the capacity to the target SOC with 0.33C discharge room temperature (this capacity is the capacity corresponding to 0.33C-2.5V at room temperature), and rest at different temperatures to feel the maximum power capacity of the core charging to the cut-off voltage (-20℃ ～ 55℃ 3.65V) 4.4 耐久性能 Durability 项目 Item 规格 Specification 条件 Condition 4.4.1 室温荷电保持率 Room Temperature Charge Retention Rate ≥95% 25℃，100%SOC，28days 4.4.2 室温容量恢复率 Room Temperature Capacity Recovery Rate ≥96% 4.4.3 高温荷电保持率 High Temperature Charge Retention Rate ≥94% 55℃，100%SOC，7days 4.4.4 高温容量恢复率 High temperature capacity recovery rate ≥95% 4.4.5 储存容量恢复率 Storage capacity recovery rate ＞94% 45℃，50%SOC，28days 4.4.6 常温常规循环寿命 High Temperature Circular Life 3000 cycles 80%容量保持率；25℃； 1C 阶 梯 ； 80% capacity retention rate;25℃;1C ladder; 4.4.7 常温快充循环寿命 High Temperature Circular Life 2000 cycles 80%容量保持率；25℃；2.5C 阶 梯 ； 80% capacity retention rate; 25℃; 2.5C ladder; 4.4.8 高温常规循环寿命 High Temperature Circular Life 1500 cycles 80%容量保持；45℃；1C 阶梯； Capacity retention rate;45℃;1C ladder 4.4.9 高温快充循环寿命 High Temperature 1000 cycles 80%容量保持率；45℃；1.5C 阶 梯 ； 80% capacity retention