现代电子技术
現代電子技術
현대전자기술
MODERN ELECTRONICS TECHNIQUE
2014年
2期
144-148
,共5页
锂电池%电池检测%DSP%电压/电流/温度采集电路
鋰電池%電池檢測%DSP%電壓/電流/溫度採集電路
리전지%전지검측%DSP%전압/전류/온도채집전로
Li-ion battery%battery detection%DSP%voltage/current/temperature acquisition circuit
设计了一种基于TMS320C2812DSP的动力锂电池组检测系统，实现对锂电池组的单体电压、电流和温度的检测及显示。对电压、电流和温度的采集电路进行了具体的设计并进行详细的介绍。运算放大器采用ADI公司的AD708JNZ，电流互感器采用LEM公司的LA55-P/SP50。最后给出了检测系统的实验结果并进行分析。结果表明，该系统具有精度高、硬件电路简单、处理速度较快等特点，可以运用在电动车及混合动力系统的锂电池储能系统中。
設計瞭一種基于TMS320C2812DSP的動力鋰電池組檢測繫統，實現對鋰電池組的單體電壓、電流和溫度的檢測及顯示。對電壓、電流和溫度的採集電路進行瞭具體的設計併進行詳細的介紹。運算放大器採用ADI公司的AD708JNZ，電流互感器採用LEM公司的LA55-P/SP50。最後給齣瞭檢測繫統的實驗結果併進行分析。結果錶明，該繫統具有精度高、硬件電路簡單、處理速度較快等特點，可以運用在電動車及混閤動力繫統的鋰電池儲能繫統中。
설계료일충기우TMS320C2812DSP적동력리전지조검측계통，실현대리전지조적단체전압、전류화온도적검측급현시。대전압、전류화온도적채집전로진행료구체적설계병진행상세적개소。운산방대기채용ADI공사적AD708JNZ，전류호감기채용LEM공사적LA55-P/SP50。최후급출료검측계통적실험결과병진행분석。결과표명，해계통구유정도고、경건전로간단、처리속도교쾌등특점，가이운용재전동차급혼합동력계통적리전지저능계통중。
A power Li-ion battery detection system based on TMS320C2812DSP was designed to test and display voltage, current and temperature of single battery in lithium battery pack. The acquisition circuit of voltage,current and temperature are designed and introduced in detail in this paper. AD708JNZ made in ADI and LA55-P/SP50 made in LEM are taken respectively as operational amplifier and current transformer. The experimental results of the detection system are given and analyzed. The re-sults show that the system has the characteristics of high accuracy,simple hardware circuit,fast processing speed,etc. It can be used in lithium battery energy storage system of electric vehicles and hybrid power systems.
