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Abstract:AfterintroducingPoEstandardsincludingIEEE802.3afandIEEE802.3atanddevelopmentofLEDlightingtechnology,thispaperdiscussesanemerginguniquetechnologicaladvantagethatPoEapplicationinconventionalnetworkequipmentshiftstoitsapplicationinlightingsystem,andputsforwardtheproblemsinsubsequentuse.Keywords:PoweroverEthernet(PoE);PowerSourcingEquipment(PSE);PowerDevice(PD);LEDlighting;VisibleLightCommunication(VLC);smartconnectedlighting;powersupplydistance;emergencylighting:IEEE802.3af、IEEE802.3at,LED,PoE,。:(PoE);(PSE);(PD);LED;(VLC);;;:TU994:Adoi:10.3969/j.issn.1003-8493.2016.05.0090(PoweroverEthernet,PoE),IP(IP、IP、AP),。PoEVoIP(,IP)WLAN(),,,,,IP。PoE,ITPoE,,。1PoE1.1IEEE802.3afPoE,PoE,IEEE1999,,2003,IEEE802.3af-2003《IEEEStandardforInformationTechnology—Telecommunicationsandinformationexchangebetweensystems—Localandmetropolitanareanetworks—SpecificrequirementsPart3:CarrierSenseMultipleAccesswithCollisionDetection(CSMA/CD)AccessMethodandPhysicalLayerSpecificationsApplicationofPoweroverEthernet(PoE)inLightingGAOYifeng(NantongArchitectureDesign&ResearchInstituteCo.,Ltd.,Nantong226001,JiangsuProvince,China)HOUQifeng(ShanghaiWSPConsultingLtd.,Shanghai200040,China)(,226001)(,200040)(PoE),,,。,,,。(PoE)()471PoEFig.1SchematicdiagramofPoElinesequenceAmendment:DataTerminalEquipment(DTE)PowerviaMediaDependentInterface(MDI)》,IEEE802.3,,、IP、LAN。PoE(PSE,PowerSourcingEquipment)(PD,PowerDevice)。PSE,PoE。PDPSE,PoE,IP、IP。IEEE802.3afPD、、,PSEPD。(、),,,IEEE802.3afPoE(1):a.1:,,4、5、7、8,,4、5,7、8;1、2、3、6。b.2:,1、2、3、6;,1、2,3、61、2,3、6。1.2IEEE802.3atIEEE802.3af(PSE)15.4W,,(PD)12.95W,。,、,IP、、、、PTZ,。IEEE802.3af-2003,,IEEE2009IEEE802.3at-2009《IEEEStandardforInformationTechnology—Telecommunicationsandinformationexchangebetweensystems—Localandmetropolitanareanetworks—SpecificrequirementsPart3:CarrierSenseMultipleAccesswithCollisionDetection(CSMA/CD)AccessMethodandPhysicalLayerSpecificationsAmendment3:DataTerminalEquipment(DTE)PowerviaMediaDependentInterface(MDI)Enhancements》,IEEE802.3afIEEE802.3at2,30W。PoE,IT,PoE。IEEE802.3bt4,。,。1.3IEEE802.3afIEEE802.3atPoE,PoE(PSE),PSE,。1IEEE802.3afIEEE802.3atPoE。1PSE,PD、(Cat3、Cat5、Cat5e),。,IEEE802.3afCat3,IEEE802.3atCat5。481IEEE802.3afIEEE802.3atPoETab.1ComparisonbetweenPoEcharacteristicsinIEEE802.3afandthoseinIEEE802.3atIEEE802.3afIEEE802.3atPSE/W15.430.0PD/W12.9525.5PSE/V44~5750~57PD/V37~5742.5~57/mA3506001.4PoEPoE,,。IEEE802.3af、IEEE802.3at,IEEE802.3afPoE:a.:PSE(PD)IEEE802.3afPoE。IEEE802.3af24.9kΩ,IEEE802.3af。b.:PSE,,,,PSE0(IEEE802.3af-200333-3),15.4W。c.:,PSE48V,15.4W,,PSE,。2PoE2.1LEDLED(LightEmittingDiode),,,,[4]。LED,LED,,LED[5]。“”、“”、“”、,,、、,、。LED,15lm/W20,T5。,LED20%~25%[6]。,,LED。201461GB50034-2013《》3.2.2LED。2.2LED(VisibleLightCommunication,VLC),,。“”,LightFidelity(LiFi)。LED、。LED,1、0,,。LED,。,。20131016,M3.7G,150M[7],。2,,,。,LED、,,LED、、、、[8]。LED。2.3PoELED,(PoE)()493PoEFig.3StructuraldiagramofPhilipsPoEsmartconnectedlightingsystem2Fig.2SchematicdiagramofVisibleLightCommunication,LED/LEDLED,。(CarnegieMellonUniversity)[9]:4400m24LED,LEDAC/DC;,S2000。LED,,S5000。,[16]。IEEE802.3af-2003、IEEE802.3at-2009,LED,PoELED。PoE/(PSE),LED(PD)。PoE,LEDRJ45,IP。,LED,LED,、、。,,。,LED,[10]。,PoE,NuLEDs(http://)、INNOVATIVELIGHTING(http://);、Netgenium(http://)。PoE,(InternetofEverything,IOE)1200PoE[11]。,30000m2,14。6800(3000lm)、2500(0~10000lx)、750PoE、30、301EnvisionManager,APP,、、[12]。3PoE。PoE:a.。AC220V,PoE120V,,。,1.4PoE,,。b.。LED(),。,,。c.、。LED50,IP。,;,。。d.。,。、(),。,,,。3PoEPoE,。IEEE802.3at-2009IEEE802.3af-2003,1IEEE802.3at。3.1PoE,PoE。,,(Cat5e)100MHz、(Cat6)250MHz,TIA/EIA-568B.2-10(Cat6A)500MHz,,,。,Cat6(Cat6)PoE。、(Belden)Cat6,23AWG,0.57mm,7.2~7.4Ω/100m,7.5Ω/100m,ANSI/TIA-568-C.2-2009《BanlancedTwisted-PairTelecommunicationsCablingandComponetsStandards》6.4.19.38Ω/100m。,YD/T1019-2013《》5.913。3.2PoE1.3,(PSE),。(PSE),(PSE)、Cat6、(PD)。、、。3.2.1、Cat60.57mm、0.255mm2,。1224、,0.51mm2。《》()9-30,40℃8A,,,9-21、(2)0.7,5.6A。1,600mA,PoE,。,IEC60603-7Edition3.12011《Detailspecificationfor8-way,Unshielded,FreeandFixedConnectors》6.4.38P8C(8Position,8Contact)RJ4540℃1.5A,。,[17],TIA-TSB-184-2009《GuidelinesForSupportingPowerDeliveryOverBalancedTwisted-pairCabling》,。3.2.2、,IEEE802.3at-200933.2.7.6、33.2.7.7,(PSE)。PSE,,IEEE802.3at-200933-14,4。3.3PoE7.5Ω/100m(7.5Ω/100m,,、200m),600mA,GB50311-2007《》3.2.390m,7.5×0.6×0.9=4.05V,PSE(PoE)()514Fig.4Runningcurrentmodelofpowerinterfaceinanenergizedstate50~57V,PD45.95~52.95V。,,PD。,Cat6,。[17]。3.4LED、、、,,。PoE,,,。PoE,:a.,PSE,。b.,、。c.PoE,。3.5PoE,PSEPD,,PDPSE,。4LED,。PoE,。PoE,。,、。,。[1]IEEEComputerSociety.IEEEStd802.3afTM-2003IEEEStandardforInformationTechnology—Telecommunicationsandinformationexchangebetweensystems—Localandmetropolitanareanetworks—SpecificrequirementsPart3:CarrierSenseMultipleAccesswithCollisionDetection(CSMA/CD)AccessMethodandPhysicalLayerSpecificationsAmendment:DataTerminalEquipment(DTE)PowerviaMediaDependentInterface(MDI)[S].NewYork:TheInstituteofElectricalandElectronicsEngineers,Inc.,2003.[2]IEEEComputerSociety.IEEEStd802.3atTM-2009IEEEStandardforInformationTechnology—Telecommuni
本文标题:以太网供电(PoE)在照明中的应用
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