資源描述：
《太陽能充電移動(dòng)電源設(shè)計(jì)-(5772)》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫。
1、杭州電子科技大學(xué)碩士學(xué)位論文ABSTRACTThisthesisistodesignakindofportablemobilepowersupply.Mobilepowerwasdesignedwhichcanrealizethedifferentoutputcircuit.Afterexperimentaltestthesystemprovetobesafeandreliable.Thesystemconsistsofchargingcircuit,20v,12v,5voutputcircuitandprotectioncircuit.Otherwiseitcandisplayhowm
2、uchbatteryremains.Inordertoselecttheappropriatetopologystructureforthisdesign,adetailedanalysisaboutthetopologyofswitchpowersupplywasdone.ChipCN3705wasusedtorealizelithiumbatterychargingcircuit,whichcanbechargedbyadapterandusegreencleaningofsolarcharging.Chargingstatecanbedividedintotwostageinclu
3、deconstantcurrentandconstantvoltage.Thechipcanprotectthecircuitverywell.ChipUC3843functionanddetailedintroducesontheexternalcircuitdesignwasanalyze.thecircuitrealizedthemaximumoutputpowerof90w.Thispaperexpoundsthestep-downchipLM2576internalstructureandfunction,anddesignsastablestep-downmodule.MCU
4、PIC16F616ofcircuitcanrealizethefunctionofprotection,powerdisplay,prolongtheservicelifeofthebatteryandincreasethesafetyofthecircuit.Thepaperintroducesindetailthedesignofthehigh-frequencyinductors,listssomecommonmagneticcorematerial,andanalyzesitsadvantagesanddisadvantages.Meanwhileitalsoanalyzesth
5、eworkinthedesignofthehighfrequencyinductivepattern,derivesthecalculationoftheinductance,andcalculatesthewirediameter.FinallyschematicdiagramwasdesignedandthenPCBdesignwascarriedout.Alotofexperimentaltestwasdonewhichrelatestotemperatureandefficiency.Thisthesiscanusethesolarchargeinoutdoor.Meanwhil
6、ethecarpowerchargeandcommercialpowerchargecanbeused,whichisthemajorcharacteristic.Comparedwiththetraditional10wto20woutputpowerofmobilepowersupply,thedesignofthepoweroutputisupto90w,whichcanprovidepowertohighpowerelectronicsproductssuchasnotebookcomputer.ithasthreeoutputinterface,namely5v,12v,20v
7、three-wayvoltageoutput,whichcanmeetpeople’sneedswithdifferentelectricalcharge.Keywords:mobilepowersupply,solarbatterycharging,UC3843,CN3705II萬方數(shù)據(jù)杭州電子科技大學(xué)碩士學(xué)位論文目錄摘要.......................................................
