第PAGEV页第PAGEI页锂离子电池电量检测的研究摘要锂电池作为一种可充电电池，在新能源汽车，手机充电器，充电宝等上有着非常广泛的应用，传统的锂电池并没有对容量等的检测，不能实时掌握锂电池的状态，因此设计一款锂电池监控系统，实现对锂电池的工作状态实时检测意义重大。本文设计一款锂电池监控系统，主要对锂电池的工作电压，进行实时检测和监控，通过电阻分压模块检测锂电池工作电压，采用AD0808转换模块实现对检测值的模数转换后将数据传送给单片机，单片机接受到数据后，控制数码管和PC机实时显示检测值。本文在对锂电池功能需求分析的基础上，设计出一套满足要求的锂电池检测硬件系统，采用C语言对算法进行设计，最后对该锂电池监控系统的实物焊接与调试，验证锂电池监控系统的电压检测显示等功能。【关键词】：锂电池监控系统，电压，单片机StudyonthemeasurementofelectricquantityofLi-ionbatteryAbstractAsakindofrechargeablebattery,lithiumbatteryhasaverywiderangeofapplicationsinnewenergyvehicles,mobilephonechargers,rechargers,etc.thetraditionallithiumbatterydoesnotdetectthecapacity,andcannotgraspthestateoflithiumbatteryinrealtime.Therefore,itisofgreatsignificancetodesignalithiumbatterymonitoringsystemtorealizethereal-timedetectionoftheworkingstateoflithiumbattery.Inthispaper,amonitoringsystemoflithiumbatteryisdesigned,whichismainlyusedtodetectandmonitortheworkingvoltageoflithiumbatteryinrealtime.Theworkingvoltageoflithiumbatteryisdetectedbytheresistancevoltagedivisionmodule.Thead0808conversionmoduleisusedtorealizetheanalog-to-digitalconversionofthedetectionvalue,andthenthedataistransmittedtothesinglechipmicrocomputer.Afterthesinglechipcomputerreceivesthedata,thedigitaltubeandPCcomputerarecontrolledtodisplaythedetectionvalueinrealtime.Basedontheanalysisofthefunctionalrequirementsoflithiumbattery,thispaperdesignsasetoflithiumbatterydetectionhardwaresystemthatmeetstherequirements.ThealgorithmisdesignedbyClanguage.Finally,thephysicalweldinganddebuggingofthelithiumbatterymonitoringsystemarecarriedouttoverifythevoltagedetectionanddisplayfunctionsofthelithiumbatterymonitoringsystem.【Keywords】LithiumBatteryMonitoringSystem,voltage,SCM目录TOC\o"1-3"\h\uHYPERLINK\l"_Toc20891"1绪论PAGEREF_Toc208911HYPERLINK\l"_Toc10333"1.1课题研究背景和意义PAGEREF_Toc103331HYPERLINK\l"_Toc14903"1.2国内外研究动态PAGEREF_Toc149032HYPERLINK\l"_Toc15668"1.3论文的研究内容和意义PAGEREF_Toc156683HYPERLINK\l"_Toc26042"2系统方案设计PAGER