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1、非晶硅薄膜太阳能电池基础知识大全(百科)（Basicknowledgeofamorphoussiliconthinfilmsolarcells(Wikipedia)）Thispapercontributedbyfeishulee.DocdocumentmayattheWAPendofthebrowsingexperiencepoor.SuggestyouselectTXT,ordownloadthesourcefiletothemachineview.1.amorphoussiliconsolarcellprincipleTheamorphous
2、siliconsolarcellisanewtypeofthinfilmsolarcellsdevelopedinthemiddleof1970s,comparedwithothersolarcells,amorphoussiliconsolarcellhasthefollowingprominentfeatures:1).Theproductionprocessissimple,caninthepreparationofamorphoussiliconthinfilmandpinstructure.2).Continuous,largearea
3、,automatedbatchproduction.3).Theamorphoussiliconsolarbatterysubstratecanbeglass,stainlesssteelandsoon,sothecostissmall.4.)canbedesignedintoavarietyofforms,theuseofanintegratedstructure,canobtainhigheroutputvoltageandthephotoelectricconversionefficiency.5).Thefilmmaterialisobt
4、ainedbyglowdischargeSiH4silanedecomposition,thelowpriceofrawmaterials.Thestructure,principleandmethodofpreparationofamorphoussiliconsolarcell1.Theamorphoussiliconsolarcellisasubstratewithglass,stainlesssteelandspecialplasticstructure,asshowninfigure1.Inordertoreducetheseriesr
5、esistance,usuallywithlaserTCOfilm,amorphoussilicon(A-si)filmandaluminum(Al)filmelectrodewerecutintostrips,asshowninfigure2.Basedontheinternationalstandardwithawidthofabout1cm,calledasubcell,withinternalconnectionofeachsubcelltogether,sotheoutputcurrentintegratedbatterycurrent
6、foreachsubcell,thetotaloutputvoltageofeachbatteryvoltage.Inpracticalapplication,choiceofstructureandareaofbatteryaccordingtotheneedsofcurrentandvoltage,madeofamorphoussiliconsolarcell.Theworkingprincipleofthe1.1principleofamorphoussiliconsolarcellisbasedonthephotovoltaiceffec
7、tofsemiconductor.Whenthesunlightirradiationtothebatterywhenthebatteryabsorbslightphotogeneratedelectronholepairs,builtelectricfieldVbinthecellundertheactionofthephotogeneratedelectronsandholesareseparated,holedrifttotheedgeoftheP,electronicdrifttotheNside,theformationoflighti
8、nducedelectromotiveforceofVL,VLandVbinthebuilt-inpotentialatthattime
