电池管理系统电压采样电路的设计与研究  

Design and research on voltage sampling circuit of battery management system

作　　者：倪红军[1] 陈祥[1,2] 朱建新[1] 吕帅帅[1] 储爱华 NI Hongjun;CHEN Xiang;ZHU Jianxin;Lü Shuaishuai;CHU Aihua(School of Mechanical Engineering,Nantong University,Nantong 226019,China;Corun CHS Technology Co.,Ltd.,Shanghai 200240,China)

机构地区：[1]南通大学机械工程学院,江苏南通226019 [2]科力远混合动力技术有限公司,上海200240

出　　处：《现代电子技术》2017年第10期158-160,共3页Modern Electronics Technique

基　　金：江苏高校优势学科建设工程资助项目(苏政办发[2014]37号);江苏省政策引导类计划(产学研合作)项目(BY2015047-02);国家自然科学基金资助项目(51275355);国家高技术研究发展计划(863)项目(2011AA11A207)资助;南通市应用研究计划项目(BK2014053);南通市前沿与关键技术创新计划项目(MS22015028)

摘　　要：动力电池作为混合动力汽车的全部或部分动力源,对动力电池单体电压的实时采集、监控具有重要意义。设计一种电池管理系统(BMS)电压采样电路,分析电压采样原理,通过电池箱模拟单体电池电压,编写软件控制单个模块电压采样,比较不同电压下的电压采样精度。测试结果表明,电压采样精度较高,满足电压采样设计要求。As the power battery is taken as the whole or partial power source of the hybrid electric vehicle(HEV),real-time acquirement and monitoring of the single-cell voltage have great significance.A voltage sampling circuit of battery manage-ment system(BMS)was designed.The voltage sampling principle is analyzed.The battery box is used to simulate the single-cellvoltage.The program is compiled to control the voltage sampling of the single module.The voltage sampling accuracy is com-pared at different voltages.The test results show that the voltage sampling accuracy of the circuit is high,and the circuit canmeet the design requirements of voltage sampling.

关 键 词：混合动力汽车 电池管理系统 单体电压 电压采样 

分 类 号：TN710.4-34[电子电信—电路与系统]