電子式電流互感器高壓側(cè)電源的研究與設(shè)計

1、學(xué)校代號：10532學(xué)號：S03093029密級：湖南大學(xué)碩士學(xué)位論文V89237【】電子式電流互感器高壓側(cè)電源的研究與設(shè)計芏焦宴道厶蛙芻；翊攔昱咂絲當(dāng)丞蟹整!旦互醫(yī)熬援墻菱望僮!生氫皇值星王猩堂瞳童些名整!魚血丞瑩曩縣自動些迨塞握窯旦塑；2Q豎至!且2Q旦詮塞簽整目期；2QQ至』且l目置趲歪雖金圭匿i至叢筮熬攫碩士學(xué)位論文AbstractWiththedevelopmentofPowerSystemtowardsbigunit，hig

2、hervoltage，biggernetwork，hi【gherautomatizationtheshortcomingsoftheconventionalelectromagneticcurrenttransformersaremoreandmoreevidence，itisdifficultforthemtokeepupwiththedevelopmentofPowerSystemelectroniccurrenttransform

3、errECT)basedonRogowskicoilhaveadvantagessuchashighaccuracymeasurement，quickrespondencerate，nonmagneticsaturation，therefore，itisthehotspotofresearchindomesticandinternationalTheproblemofhighpotentialcircuitpowersupplyison

4、eofthekeytechnologyforrealizationoftheECTFirstlythisthesissummarizethestatusofresearchaboutECTandtheprincipleofECTisintroducedThewholedesignschemeoftheECTbasedonRogowskicoilsisfinishedThenthehighpotentialcircuitpowersupp

5、lyofECTisreasearched，designedaschemeofpowersupplybylaser’introducedthekeypart，andreasearchedthecircuitofprotectingTheemphasesofresearchistheschemeofpowersupplybyaspecialCT’butthisschemehavetwodifficult，intheconditionoflo

6、wcurrentinline，thedevicemustworknormallyintheconditionofhighcurrent，mustprotectedthepowersupplyTheyareconflictinordertoresolvetheproblemthisthesisputforwardanewschemeofpowersupplybyspecialCTwithcompensatefunctionAnalyzed

7、theprinciple，anddesignedthestructureInorderteducethestart—upcurrent，therearesomedevicesoptimizeforthecircuitSeveralprotectingcircuitaredesignedtoinsurethereliabilityofpowersupplyandsecurityofthecomponentsInthelast，somepr

8、oblemsareanalyzedthatexistintheexperimentandsomemeasuresareputforwordtesolvetheseproblemIntheconditionoflab，F(xiàn)orthedeviceofpowersupplythatbasedonspecialCT，TheexperimentalresultsshowedthatthecircuitofpowersuppliesCansupply

9、thepowerabove400mWforthehighpotentialcircuitofECTwhenthecurrentinlinechangefrom6Ato900AthedeviceissomepracticalityKeyWords：Rogowskicoil；ElectronicCurrentTrausformer；highpotentialcircuitpowersupply；powersupplybylaser；powe