Supervisor of Master's Candidates
Name (Simplified Chinese): 吴慕遥
Name (Pinyin): wumuyao
Date of Birth: 1995-12-08
E-Mail:
Date of Employment: 2022-12-27
School/Department: 车辆工程系
Education Level: With Certificate of Graduation for Doctorate Study
Business Address: 安徽省合肥市屯溪路193号合肥工业大学格物楼515
Gender: Male
Degree: Doctoral Degree in Engineering
Professional Title: Lecturer
Status: Employed
Alma Mater: 中国科学技术大学
Supervisor of Master's Candidates
Discipline: Automobile Engineering
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基于结构阻抗优化UKF的锂离子电池SOC估计
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Impact Factor:1.6
Journal:电池
Key Words:电池管理系统(BMS); SOC; 磷酸铁锂; 二阶RC等效电路模型; 无迹卡尔曼滤波(UKF); 结构阻抗
Abstract:传统二阶RC模型忽略了电池组焊接、汇流排等连接结构引入的阻抗效应，导致Pack级荷电状态（SOC）估计偏差。针对上述问题，提出结构阻抗优化的无迹卡尔曼滤波（UKF）估计方法，在等效电路中显式引入结构阻抗参数Rg并结合自适应观测噪声协方差策略。16串LiFePO4锂离子电池组仿真结果表明：平均均方根误差（RMSE）改善25.44%，高阻抗单体（第9串）的平均RMSE改善68.99%，串间SOC偏差改善超过70%。结构阻抗建模可提升Pack级SOC估计精度与串间一致性，为电池管理系统（BMS）精确建模提供理论依据。
Note:北大核心
Co-author:姜雯丽,程志键
First Author:俞永兴
Indexed by:Essay collection
Correspondence Author:吴慕遥
Discipline:Engineering
Document Type:J
ISSN No.:1001-1579
Translation or Not:no
Date of Publication:2026-04-24
Links to published journals:https://kns.cnki.net/kcms2/article/abstract?v=5ZfW7CBA1F9Kndr3NZgdUvn__EjwGQ_UDWZJNsS8Zw0R9vsG738CJsxG6MUUwJgYcI27fXu_Dzl5l2eHSWR0WcNSu76_A3jSBnEuRQdP8EP2520KyeLIHSp9Il69Oq7b60vnQUnvqIGLwvmY3er76rvTRH
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