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1、SpecialtyGlassNeedsfortheU.S.SolarIndustryWorkshopApril2-3,2008Golden,ColoradoDRAFTSummaryReportandProceedingsSponsoredbyU.S.DepartmentofEnergyOfficeofEnergyEfficiencyandRenewableEnergyIndustrialTechnologiesProgramandSolarEnergyTechnologiesProgram1000IndependenceAvenue,SWWashington,DC20585Pr
2、eparedbyRossBrindlePameladelosReyesKeithJamisonEnergetics,IncorporatedExecutiveSummaryThesolarelectricpowermarketisgrowingveryquickly.Worldwidephotovoltaics(PV)production,inparticular,hashadanaverageannualgrowthof40%duringthelasttenyears,andreached49%in2007.Concentratingsolarpower(CSP)hasrec
3、entlystartedtogrowveryquickly.Rapidgrowthisexpectedtocontinueduetoavarietyofcauses.Theseinclude(a)improvedproductreliabilityandperformance,(b)decreasedcostsformanufacturingasnewprocessesandeconomies-of-scalebecomesignificant,(c)increasedpublicawarenessofsolarpower’sadvantages,and(d)governmen
4、tsubsidies(includingtaxcreditsandfeed-intariffs).TheDepartmentofEnergy’s(DOE)SolarAmericaInitiative(SAI)hasambitiouscostgoalsforsolarpowerwhichwillrequirehigh-performancelow-costglassproducts.Mostsolarpowersystemsuseglassproducts.Theproductshavespecialrequirements,includinghightransmissivity
5、forPV;highreflectivity,coatingdelaminationresistanceandspecialgeometricalshapes(bentglass)forCSPsystems;andlowsoilingforbothPVandCSP.Inaddition,PVglassforthin-filmmodulesoftenrequiresoneormoretransparentconductivecoatingstofacilitatecurrentcollection.Borosilicateglassisrequiredforsomethin-fi
6、lmPVtechnologiesbecauseofitshigherworkingtemperature(comparedtothemoreconventional,andlessexpensive,soda-limeglass).Glasscanbeformulatedandfabricatedtoprovidethesefunctions.WhetherthatisdoneintheUnitedStatesonacommercially-viablebasistomeetfuturedomesticdemandforsolarenergyisakeyquestion.Thi
7、sreportsummarizesdiscussionsfromtheworkshop“SpecialtyGlassNeedsoftheU.S.SolarIndustry”heldinGolden,Colorado,onApril2&3,2008,toidentifybusinessandproductdevelopmentissuesofservicingthesespecialtyglassneeds.TheDOEOfficeofEnergyEfficiencyandRenewableE
