LED 行业分析报告

HotLEDlightingmarketLEDsismentionedcontinuouslyonthemainstreammediaallovertheworld.ThegovernmentsworldwidearemakingpolicytopushthereplacementfromtraditionallightingtomoreenvironmentalfriendlylightingsolutionsparticularlyLEDlightingforbothpublicandprivatelightingapplicationssuchasEU,Japan,andCanadaforbidusingincandescentbulbsafter2012.HighpowerLEDsasthemostpromisingproductamongLEDsfamilyarebeingmoreandmoreappliedinlamp,electronicappliance,decorativeandotherlightingapplications.ThereasonhighpowerLEDsissohotandLEDmarketboostsinthe2009regardlessthedeclineofeconomyistwo-fold.Firstlytheyaremoreenergyefficient.Theycanoffermorelumensperwattcomparedtotraditionallights.Inmostcasehighpowerledconsumespowerfrom1wto10wwhichareverylowlevel.PlushighpowersLEDsismercury-freewhileCFLcontainsafewamountofmercury,manycitiesstarttolimittheuseoflampswithmercurycomposition,soLEDtechnologieshasadvantageoverCFLintermsofrequirementofhazardousmaterialfree.HighpowerLEDsalsohaveamuchlongerlifethanincandescentlightbulbs.Usuallyaledcanlast10timeslongerthananincandescentbulbresultsinmuchlessupkeep.ThetechnologicalbreakthroughinrecentyearssignificantlyimprovedthelightingqualityofhLEDs.Theynowcanemitlightsthatismoreclosetosunlight.MoreoverwarmwhiteisavailableasoptionforLEDsbyutilizingautomatedsystemsforsorting.Itwasthankstoadvancementsinphosphorcoatingsandexperiencefrombatchproductionthatsuchsystemsareinvented.FurtherimprovementsweremadeinLEDrenderingbecauseRGBLEDsgainmorestabilityincolormixingduetotheintroductionofhighpowerleddrivers.LEDshavesmallsizeandcanbeusedcombinedwithotherelectricalcomponentsuchassensor,dimmersandlightingcontroltoachievedesiredeffectthatothertraditionallightsnotableto.WithexcellentefficiencyandlightperformancehighpowerLEDsisgettingpopularityinnumerouslightapplications.Developedinthe1960’s,LEDlightinghasnowbecomingavailableintheresidentialspacelightingmarket.TheAdvantagestoLEDLightBulbsare:1.SaveMoneyandElectricityTheefficiencyofthenewLEDlightbulbsismorethaneighttimesthatofincandescentlights,andtwiceasthatofCFL’s(compactfluorescentlights).LEDbulbsalsoemitamuchhigherpercentageoflightinonedirection.Thismakesthemevenmoreefficientcomparedtoeitherincandescentorfluorescentfortasklighting,desklamps,readinglights,spotlights,floodlights,andtracklighting.LEDlightsalsogenerateverylittleheat.Theenergysavingsmayincreaseinair-conditionedenvironmentswhereeachwattofincandescentlightingcanaddanotherwattormoretothepowerneededforairconditioning.2.InstantfullbrightnessFluorescentlightswhenfirstturnedonaredim,andgetbrighterastheywarmup.Dependingonthetemperatureandtheageofthebulb,thiscantakeaquiteawhile.Ifitiscoldenough,theywillnotwarmupandremaindimiftheylightatall.LEDlightsalwaysstartatfullbrightness.Thisprovidessafetyandsecurity,eveninthecoldestweather.Ifonadimmer,makesurethedimmerismadeforLEDbulbs.3.NoMercury.Fluorescentlightscontainmercuryandmustbetreatedashazardouswaste.LEDlightingcontainsnomercuryorotherdangeroussubstances.4.NoUltraviolet(UV)light.LEDlightsemitnoultravioletlightthatcausesfadingandagingofartworkorothersensitivematerials.Fluorescentandhalogenlightscancausesignificantdamagetomanymaterialsovertime.5.FewerBulbReplacements.ThelonglifeofLEDlightbulbsreducethetime,effortandcostofreplacement.LEDbulbscanoperateforalmost30,000hoursor10yearsormore.Onebulbcaneasilyoutlastatleast30incandescentbulbs,orabout6compactfluorescentbulbsoperating8hoursperday.