电动汽车电池管理系统的开发研究  

Development of Electric Vehicle Battery Management System

作　　者：王悦新 谢佳炜 陈葱香 WANG Yuexin;XIE Jiawei;CHEN Congxiang(College of Physics and Mechanical Engineering,Longyan University,Longyan Fujian 364012,China)

机构地区：[1]龙岩学院物理与机电工程学院

出　　处：《交通节能与环保》2019年第5期1-4,26,共5页Transport Energy Conservation & Environmental Protection

基　　金：福建省教育厅自然科学基金项目(JA15506)

摘　　要：本文针对电动汽车电池管理系统中的电池SOC估算和均衡电路开展研究工作。利用安时积分法设计SOC估算电路,采集电池电压进行数据分析,达到实时精确监测反馈电池SOC的功能;采用基于电感的非耗散型均衡电路控制策略,实现电池间能量均衡。在Matlab中完成了电路的仿真,通过硬件设计及电路制作验证SOC及均衡效果。结果表明,本系统能实现精确测定电池残电量和单体电池间的能量均衡,能量损耗小、工作效率高。In this paper,the SOC estimation and equalization circuit design of automotive power battery management system are studied.By designing SOC estimation circuit utilizing A hour integration method,collect battery voltage and analyze data,the function of real-time accurate monitoring and feedback battery SOC can be achieved.The control strategy of non-dissipative balanced circuit based on inductance is proposed,the simulation of the circuit is completed in Matlab, and the energy balance between batteries can be realized.The results show that this study can accurately measure the energy balance between battery residual power and single battery,with low energy loss and high efficiency.

关 键 词：电池管理系统 SOC 均衡控制 模拟仿真 电路验证 

分 类 号：U463.63[机械工程—车辆工程]