電流互感器取電的開關(guān)電源研究.pdf

1、西安科技大學(xué)碩士學(xué)位論文電流互感器取電的開關(guān)電源研究姓名：宋振申請學(xué)位級別：碩士專業(yè)：電路與系統(tǒng)指導(dǎo)教師：劉健@Subject：CurrentTransfmerFeedingSwitchingPowerSuppliesSpecialty：CircuitSystemName：SongZhen(Signature)Instruct：LiuJian(Signature)ABSTRACTTomakeclearthebehaviourofacur

2、renttransfmerusedasapowersupplierexperimentsaremadetoinvestigatetherelationshipamongtheprimarycurrentthesecondaryvoltagethesecondaryresistance.Theobtainedknowledgecanbeusedasthedesignconsiderationfcurrenttransfmerfeeding

3、switchingpowersupplies.AswitchingpowersupplysuitablefbeingfedbyacurrenttransfmerisdesignedwhichconsistsofarectifierbridgeaMOSFETadiodepreventingcurrentflowbackwardastagecapacitacontrolcircuit.Thewkingprocessthedevicestre

4、sslossesareanalysed.Thedeviceingsuggestionstheparameterdesignmethodaregiven.Thedesignstepsoftheproposedpowersupplyarealsolisted.Ahybridpowersupplyofcurrenttransfmerfeedingbatterystageisproposedwhichconsistsofarelaytypesw

5、itcharectifierbridgeadiodepreventingcurrentflowbackwardastagebatteryacontrolcircuit.Thewkingprocessthedevicestresslossesareanalysed.Thedeviceingsuggestionstheparameterdesignmethodaregiven.Thedesignstepsoftheproposedpower

6、supplyareproposedaswell.Theprototypesofabovetwonovelpowersuppliesareimplantedrespectivelybasedonwhichexperimentsaremadefverification.Theresultsoftheexperimentsareinpositivewiththeanalysisbothofthetwoprototypesmeetthedesi