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基于充电策略估算动力电池容量的方法

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针对动力电池的容量计算有很多种方法,例如利用满充和满放的方法、利用循环历史数据计算方案、利用卡尔曼滤波方法来估算等.最常见的方案是将电池进行满充和满放,然后计算充入与放出的容量数据来计算电池的容量值[1].但客户在实际用车过程中很多时候缺少满充和满放的条件,因此文章提出与充电策略相结合,同时使用电池的历史数据来提高计算容量值精度的方法,确保得到准确的电池容量.
Method of Estimating Power Battery Capacity Based on Charging Strategy
There are many methods for calculating the capacity of power batteries,such as using full charge and full discharge methods,using cyclic historical data calculation schemes,and using Kalman filtering methods for estimation.The most common solution is to fully charge and discharge the battery,and then calculate the capacity data of the charging and discharging to calculate the capacity value of the battery[1].However,customers often lack the conditions of full charge and full discharge during actual vehicle use.Therefore,in this article,we propose a method that combines charging strategies and uses historical battery usage data to improve the accuracy of calculating capacity values,ensuring accurate battery capacity.

full chargefull dischargebattery capacityhistorical datacharging strategies

谢木生、朱伟强

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三一重工工程车辆事业部,湖南长沙 410100

满充 满放 电池容量 历史数据 充电策略

2025

汽车电器
长沙汽车电器研究所

汽车电器

影响因子:0.195
ISSN:1003-8639
年,卷(期):2025.(1)