期刊论文

中文

电子测试

1000-8519

2019

2

46-48,113

10.16520/j.cnki.1000-8519.2019.02.018

国家科技支撑计划项目(2014BAH28F04) 湖南省教育厅创新平台开放基金项目(17K004) 柔性电子材料基因工程湖南省重点实验室。

本校为第一机构

本文针对了新能源锂离子电池在电动车领域内的应用,提出了以STM32F103RCT6芯片和UCOSII操作系统为核心的锂离子电池监控管理系统(BMS)设计方案,基于电源管理芯片bq7694003完成了外围电路设计的电压采集、电流采集、温度采集、防止电池过充/过放的均衡保护、SOC估算等功能的软硬件锂离子电池监控系统,具有良好的LCD和上位机用户界面.测试结果表明监控管理系统数据采集精度高,均衡效果好,可应用于锂离子电池组监控技术领域中.锂离子电池监控管理系统简单易用、性能好、成本低,是串联或者串并混联导致电池组充放电不均衡情况的一种良好的解决方案.

In this paper,the design scheme of lithium-ion battery monitoring and management system(BMS)with STM32F103RCT6 chip and UCOSII operating systembased on the application of new energy lithium-ion battery in the field of electric vehicles is proposed..The hardware and software of the lithium-ion battery monitoring system for the peripheral circuitof the power management chip bq7694003,the voltage,current and temperature sampling,balanced protection against battery overcharge/overdischarge,SOC estimationaredesigned.The user interface of the LCD and host computer is friendly.The test results of the...