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首页> 外文期刊>International Journal of Electrochemical Science >Study on Cycle-Life Prediction Model of Lithium-Ion Battery for Electric Vehicles
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Study on Cycle-Life Prediction Model of Lithium-Ion Battery for Electric Vehicles

机译:电动汽车锂离子电池循环寿命预测模型的研究

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摘要

This paper proposes a novel method for rapid determination of battery cycle life. Based on therelationship between the battery capacity, Arrhenius formula, temperature accelerated stress andcharge-discharge current accelerated stress, a fitting formula is obtained to predict the battery capacityfading rate and battery charge-discharge cycle numbers. It is shown in the lithium-ion cell tests that theproposed formula can accurately reflect the tendency of battery capacity fading, and the estimationerror is less than 5%.
机译:本文提出了一种快速确定电池循环寿命的新方法。根据电池容量,Arrhenius公式,温度加速应力和充放电电流加速应力之间的关系,获得一个拟合公式来预测电池容量衰减率和电池充放电循环次数。锂离子电池测试结果表明,所提出的公式可以准确反映电池容量的衰减趋势,估计误差小于5%。

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