柔性电子器件与制造：第2.3节柔性太阳能电池.pdf

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1、2.3FlexiblesolarcellChapterFlexibleElectronicsDevice&ManufacturingYongAnHuang,Ph.DFlexibleElectronicsResearchCenterSchoolofMechanicalScienceandEngineeringHuazhongUniversityofScienceandTechnologyOutline21.Solarcell2.Workingprinciple3.P-NJunctionsolarcell4.Dye-sensitizedsolarcellSolaratthecostofcoal3

2、ConvertingtheenergyofsunlightintoaneasilyusableformisoneofthemostattractivesolutionsbecausedailysunshinedeliversenergytotheEarththatis10,000timeslargerthanpresentworldenergyconsumption.1Hour=1Year？Solarradiation(energy)receivedwithinonehourontheearthissufficienttomeetthetotalenergydemandoftheworldf

3、ormorethanoneyear!GlobalMeanSolarIrradiance4Solarcell:DirectlyconvertslightintoelectricitySolarelectricity•Clean•Environmentallysafe•Silent•Nomovingparts•Pleasingappearance(doesnotdestroylandscape)RenewableEnergySource•FreefrompoliticalandgeographicalinfluenceHydropowerstationVsPVstation5Conservati

4、veprojectionsputworldwideThreeGorgeshydroelectricpowerstation9annualcapacityat200GWin202010010kWh(capacityincreaseofabout17%peryear);othersestimateasmuchas300GWin2025(IEA2009,GreenTech？2011).WhatisaSolarCell?6AstructurethatconvertssolarenergydirectlytoDCelectricenergy.–Itsuppliesavoltageandacurr

5、enttoaresistiveload(light,battery,motor).–Power=CurrentxVoltage=Current2xR=Voltage2/RItislikeabatterybecauseitsuppliesDCpower.Itisnotlikeabatterybecausethevoltagesuppliedbythecellchangeswithchangesintheresistanceoftheload.Flat-plateglassracksystemWhatisaflexibleSolarCell?7SolarIntegratedTechnolog

6、ies81MegawattLandfillApplication,MalagrottaItaly.−Flexiblepanelsaccommodateslandfillsettling−Deployableon„new‟landfillsandslopes−Noextracostsforflat-plateglassrackingsystem:rails,ballastcement,clips,etc.−Flexible,Lightweight,NoRacksneededRoofUnmannedplaneaerospacevehicleFlexiblesolarcellsforclothi

7、ng9PrototypeofawinteroutdoorjacketwithiPV.−ThisjacketwasdevelopedbyMaierSports,withsupportfromthepartnersintheGermanSOLARTEXproject.−ItcomprisesnineamorphousSisolarmodulesfromAkzoNobelwithamaximumpoweroutpu