一种考虑迟滞的动力电池模型及其参数识别  

Power Battery Model with Hysteresis and Its Parameter Identification

作　　者：王琨 徐鹏 李呈旭 Wang Kun;Xu Peng;Li Chengxu(School of Automotive Engineering,Yancheng Vocational Instition of Industry Technology,Jiangsu Yancheng 224005;Automotive Engineering Research Institute,Jiangsu University,Jiangsu Zhenjiang 212013)

机构地区：[1]盐城工业职业技术学院汽车与交通学院,江苏盐城224005 [2]江苏大学汽车与交通工程学院,江苏镇江212013

出　　处：《汽车实用技术》2021年第7期1-2,6,共3页Automobile Applied Technology

基　　金：盐城市科协软课题《长三角一体化背景下盐城市新能源汽车动力电池产业发展路径研究》(编号yckxrkt2020-9)资助

摘　　要：建立精确的电池模型是实现电池管理策略仿真及验证的前提,是实现对动力电池进行全面、高效、精细化的管理的关键。然而在动力电池充放电过程中出现的电压迟滞现象,严重影响了动力电池的建模精度。文章建立了一种考虑锂离子电池充放电电压迟滞的电池模型,并对其进行了参数识别,可供从事相关锂离子电池状态分析的研究人员作为参考。The establishment of an accurate battery model is a prerequisite for the simulation and verification of battery management strategies,and is the key to a comprehensive,efficient and refined management of power batteries.However,the voltage hysteresis in the charging and discharging process of the power battery seriously affects the modeling accuracy of the power battery.In this paper,a battery model considering the hysteresis of lithium-ion battery charging and discharging voltage is established,and its parameters are identified,which can be used as a reference for scholars engaged in the analysis of related lithium-ion battery status.

关 键 词：电池管理 充放电迟滞 建模 

分 类 号：U469.72[机械工程—车辆工程]