防爆锂电池车主从分布式电池管理系统的研究  

Study on master-slave distributed battery management system for explosion-proof lithium-ion battery vehicle

作　　者：任志勇 REN Zhi-yong(Taiyuan Institute of China Coal Technology and Engineering Group,Taiyuan Shanxi 030006,China)

机构地区：[1]中国煤炭科工集团太原研究院有限公司

出　　处：《电源技术》2019年第12期1993-1995,2039,共4页Chinese Journal of Power Sources

基　　金：山西省重点研发计划项目(201803D121121);中国煤炭科工集团重点项目(2018-TD-ZD011);中国煤炭科工集团面上项目(2018-TD-MS051)

摘　　要：针对防爆锂离子蓄电池车辆应用工况以及煤矿相关标准,设计了一款采用主从分布式方案、适用于防爆锂离子蓄电池车辆的电池管理系统。硬件电路主要包括:电压、温度采集电路,供电电路和通信电路;软件主要包括:电压、温度采集,主动均衡控制和电池荷电状态(SOC)估计;建立了人机交互界面,进行了模拟工况实验。结果表明,该系统均衡效果明显、测量误差小、SOC估算准确。Be aimed at explosion-proof lithium-ion battery vehicle application conditions and related standards of coal mine,a new master-slave distributed battery management system for electric vehicle explosion-proof lithium-ion battery vehicle is developed.In terms of hardware,battery voltage acquisition circuit,temperature acquisition circuit,power supply circuit and communication circuit are designed.In the aspect of software,the active equalization control strategy and the SOC estimation strategy are developed.The human-machine interaction interfaces are established,and simulated the working conditions test.The results show that the balance response is effect,measurement error of the system is small,and the SOC estimation is accuracy.

关 键 词：防爆锂离子蓄电池车辆 电池管理系统 CAN总线 荷电状态 

分 类 号：TM912[电气工程—电力电子与电力传动]