電快速瞬變脈沖群發(fā)生器的研究.pdf

1、大連理工大學(xué)碩士學(xué)位論文電快速瞬變脈沖群發(fā)生器的研究姓名：苗立江申請學(xué)位級別：碩士專業(yè)：電機與電器指導(dǎo)教師：李洪春20050616電快速瞬變脈沖群發(fā)生器的研究ResearchofElectricalFastTransient(EFT)generatorAbstractElectricalFastTransientfEEngeneratorisoneofthetestingequipmentsforflectrornagneticcomp

2、atibilitythatsimulatesinterferenceproducedbyswitchingoflittlenductiveload，contactbounceofrelayorswitchingofhightensionswitchgearItisverymportantequipmentforelectricalfasttransient(E踴testingandhasbecometheimportant：oolint

3、heelectromagneticcompatibilitydesignoftheproductswithnationalcompulsory：ertificationputinpracticePulsetraingeneratorsonthedomemcmarketismostlYimportediomabroadatpresentwhichadopttheadvmcedsenaiconduetordevice，andcostvery

4、highitSdifficulttobeartothegeneralmanufacturesWorksinthisp印eradoptshydrogenthyratron培theswitchofmainlydischargingcircuitComparingwithsemiconductorswitch，itcanbeⅣi血highertolerancevoltageandbearlargerateofchangeofelectricc

5、urrentofvoltageandⅣ0rkreliableHydrogenthyratroncanbeusetoimprovestabiUtyredllcecostTomake觚luse)fthyratronperformance，wedesignabettertriggeringcircuitandoptimizethemainretunlircuittoreduceloopinductance，thaterlsulethepuls

6、eproducedmeetthedemandoftualific撕omIntheinstrunaentasystemofMCUisappliedtochargevoltagecollectconvertmdoperate，andthenmakesthecommunicationinterfacecircuitwithLEDdisplay，andrealizeshecomputerintellectualcontr01Inaddition

7、inordertoreducethevolumeandweightofthegeneratorimprovethe：fficiencyofthepower，wereplacethepastlinearpowerwithswitchpowersupplyInorderto：estrainstrongelectromagneticradiationandelectromagneticinterferenceproducedbyswitch：

8、)owe／“supply，weusethebalancetransfofinertestrainhighfrequencytransformer’Sradiation，mdthenanalyzeequivalentcircuitteduceelectromagneticradiationgreatlyAnimpmved51terisusedtestraincom_rnonmodeinterferenceanddifferencemode

9、interference：InorderIoimpmvethewholeantiinterferenceofcircuit，wealsodesignaDewtypemereoptoelectronicisolatingcircuitA1lthesemeastlresimprovedtheEMCofswitchpowersupplygreatly，carlaaakeitrunsteadilyinthecomplicatedelectrom