3、统;光电检测;单片机-II-xx大学学士学位论文DesignofPhotovoltaicAutomaticTrackingSystemAbstractThesolarenergyhasanenormousdevelopingapplicationcapacityasonekindofgreenrenewableenergysourcewhichcanbecontinuouslyusedforever.But there is tremendous relationship between photovoltaic cells output c
4、haracteristicsand the change of external environmental factors,currentlytheefficiencyofPVcellsisnotonlylowbutalsoexpensiveon a large scale ofproduction.Thephotovoltaicautomaticallytrackingdevicecanraisethesolarenergyutilizationrateandbringdownthecostofthesolarelectricalener