太阳能发电系统设计

20102ØØØØnnnnPVnnnPhotovoltaic(s)(PV)nAlternatingCurrent(AC)n   nDirectCurrent(DC)nGrid-ConnectedSystemnOff-GridphotovoltaicpowersystemSystemStand-alonephotovoltaicpowersystemnKilowatt(kW)nKilowatt-Hour(kWh)nwatt-peakWpnPeakSunHours(kWh/m2/day)nPhotovoltaic(PV)Module/Photovoltaic(PV)PanelnSTC-(StandardTestConditions)1kW/m2,AM1.5,and25C0m/swindspeedcellormodulejunctiontemperaturenNOTCnormaloperatingcelltemperatureisthecelltemperaturewhenirradianceis800W/m2,ambienttemperatureis20Candwindspeedis1m/satamoduletiltangle45o.nNCOTnUSAPVUSATestConditionsPTC1000W/m2,20oC,1m/s.PTCdiffersfromSTCinthatitstestconditionsofambienttemperatureandwindspeedwillresultinaPVmoduletemperatureofabout50oCSTC70%~85%nChargecontrollernBatterynVoc–atSTC.nVpeak–(Vmpp)atSTC.nIsc–atSTC.nIpeak–(Impp)atSTC.nMaximumInputCurrent–MaximumcurrentoftheArrayatMaxPowerPoint.nMaxDCShortCircuitCurrent–MaximumArrayIsc.ntemperaturecoefficientnInverternInverterEfficiencynC102510(Ah)nnnnnnGB/T19939--2005nIEC61215--2005nSJ/11127-1997nGB/T19064-2003nGB50054-95Electricalinstallationsofbuildings–Part7-712:Requirementsforspecialinstallationsorlocations–Solarphotovoltaic(PV)powersupplysystemsIEC60364-7-712(2002)7YD5068-986YD5098-20055SJ/T11127-1997Eqv.IEC61173(1992)4GBJ64-833GBJ65-832GB50057-941TestingProcedure-IslandingPreventionMeasuresforPowerConditionersusedingridconnectedphotovoltaic(PV)generationsystems“”IEC62116Ed.1.06Characteristicsoftheutilityinterface-Photovoltaic(PV)systemsIEC61727Ed.2.0(2004)5PV)GB/T20046-2006Eqv.IEC61727199542009-7473GB\Z19964-20052GB/T19939-20051YD/T799-20024GB/T19639.1-20053GB/T19638.2-20052GB/T13337.1-19911NoIEC616461996GB/T18911-20022IEC612151993GB/T9535-19981NoBIPVBAPVnNASANationalAeronauticsandSpaceAdministrationnnnnnnGB/T19939--2005IEC61194nnnn/n/n1nn2nMPPTn3nn4nnnnnnnnnnPVnnnnnnnRETScreenRETScreen®®KACOnnnnKACOnnnnnnnnnnnnnnnnnnn/nP-TnnnnnnnnQnCAh2V12VC=AQLNLTO/CC:A,1.1~1.4;QL(;NL;TO,01,-101.1,-101.2;CC,0.75,0.85nPnnDCnnnnnnn1:n:n:,4%;n:,5%;n:(MPPT).4%;n:,3%.n:1=96%95%96%97%=85%n2:nSD22020099.9%,100%n80%n2=80%n3:nSN22050K3S92%n4%4%n3=92%96%=88.32%n:n=123=85%80%88.32%=60.06%nn5%nn“”nnn80%nnnnnnnGB50057-2000na.nnb.n“”nnnnnnnnnnnnnnnnn