| 电池管理系统中电压电流检测不同步对电池内阻辨识影响的分析 |
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| 引用本文： | 徐玮,魏学哲,沈丹. 电池管理系统中电压电流检测不同步对电池内阻辨识影响的分析[J]. 汽车工程, 2009, 31(3) |
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| 作者姓名： | 徐玮 魏学哲 沈丹 |
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| 作者单位： | 同济大学汽车学院,上海,201804 |
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| 基金项目： | 国家高技术研究发展计划(863计划) |
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| 摘 要： | 针对当前电池管理系统中普遍存在的电压电流检测不同步问题,引入锂离子电池内阻等效电路模型,采用递推最小二乘算法实现对电池内阻的在线辨识.开展了基于Simulink的仿真分析,并着重讨论了各种客观因素如不同步程度、采样步长、采样噪声对内阻辨识的影响.
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| 关 键 词： | 电池管理系统 内阻等效模型 电压电流检测不同步 |
An Analysis on the Influence of Asynchronous Measurement of Voltage and Current on Battery Internal Resistance Identification |
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| Xu Wei,Wei Xuezhe,Shen Dan. An Analysis on the Influence of Asynchronous Measurement of Voltage and Current on Battery Internal Resistance Identification[J]. Automotive Engineering, 2009, 31(3) |
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| Authors: | Xu Wei Wei Xuezhe Shen Dan |
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| Affiliation: | Xu Wei,Wei Xuezhe & Shen DanCollege of Automotive Engineering,Tongji University,Shanghai 201804 |
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| Abstract: | Aiming at the widespread problem of the asynchronous measurement of voltage and current in battery management system,an equivalent circuit model for the internal resistance of lithium-ion battery is presented,and the on-line identification of battery internal resistance is conducted by using recursive least square algorithm.A simulation analysis is performed based on Simulink,and the effects of various objective factors such as the extent of asychronism,sampling step and sampling noise on the identification... |
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| Keywords: | battery management system equivalent model for internal resistance asynchronous measurement of voltage and current |
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