用于激光供能ECT的低功耗光電傳輸系統(tǒng).pdf

1、大連理工大學(xué)碩士學(xué)位論文用于激光供能ECT的低功耗光電傳輸系統(tǒng)姓名：呂斌申請學(xué)位級別：碩士專業(yè)：電機與電器指導(dǎo)教師：段雄英20060601用于激光供能E(玎的低功耗光電傳輸系統(tǒng)AnOpto—electricTransmissionSystemofLowPowerConsumptionforOpticallyPoweredElec仃onicCurrentTrallsformerAbstractCurrenttransfomerplays抽

2、1portantroleasakindofhighVoltageeq試pmentsinpo、versystem。Itisappliedinrelayprotection，syStemmeteriIlga11da11“”isofpOwersyStemIthaSacloserelation、^ri廿1t11esecurityafldreliabilityofpowersystemBecausetheelectmmagneticcurrent

3、仃ansformerslavescriesOfshOrtcomingsinpowcrsyst鼬、析也11ighervoltageandhi曲ercapacity，itisdimcuIttoke印up、Ⅳit1t11ereq試rementofautomatica11ddigi詛1systemTherefore，itisanineVitabletrendtoresearchanew心ndofcurremtransfbmerforhighac

4、cu豫cymeasurementsuchaselectrolliccurrem衄msfo吼er(ECT)wllichbasedonthetechnologyOfcOmputer，con姐unicationandDSP’nleproblemOfpowersupplyOnhigh—Voltaget黜1inalisoneof血ekeypointsoftheresearchofECTIntllisp印er，血edcvelopmentofelec

5、訂oIliccurrem訂趾sfbnnerathomeaIldabroadisdescribed，aIldmerealizedECTpowersupplyschemesaresmm撕zedBasedonthecharacterofECTw11ichisdeVelOpedmollrlaboratOry，opticalpo、versupplyandtheopt0一electrictransmissionsystemwhichhasmorep

6、owerconsumptioninECTareresearchedThcsupplyschemewhichis印pliedaIlditsdevicecharactercomeupInthispaper，a11opticalpawersupplyinⅥIhichsupplya11dc州erwavecanbemultiplexedforhi曲VoltageEcTisdesigned，whichincludemedriving，protect

7、ingaIldthennal—controliingcircuit0fhighpowerl解er，andconverteronhigh—vOltageteⅡninalInthecaseofnotinnuencingmeste8dyopticalpowersupply，medatatratlsmissioncallconsistofbrief砷囂rmptiOnsOfmeopticalpowersupplyTheda：七acaIlbepic

8、kedoffbyadecodingcircuitaddedtomepower_conVersioncircllitonm曲一voltagetemlinalTherefore，thesystemissimplmeda11d也epowercollsurrlptiOnislowerTkimproVedcircui乜ydriving矗bertransmmerinprimaryconVencrworksreIiably、ⅣimonlyafbwmW

9、saveragepowerconsumption，aIldthetotaIpowcrconsurnptionofprimaryconvertercanbelimitedtoonly40mW，sonleoutputoftheo面calpower一8upplyiscutdownmuchTheexperimentalresultsshow也atmoremall300mWspo、牝rissupplied，姐ddaIacaIlbe仃ansmi他d

10、atbaudrateasfastaS200kb／s；a11dthebaudrateis2Mb／SattlleoppositedirectionThebaudrate、villmeetthecommunicatingdemandofmeCTKeyWords：ElectronicsCurrentTransformer；opticalPowerSuppIy：Protecting；LowPowerConsumption；FiberCommuni