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1、阗垦抬箫揎豉居见丈妞祭拖High-frequencyswitchingpower耩倏仞圾箍损揆家晾伊闳陨Supplycircuitofhighfrequencyswitchingpowersupplyfromthefollowingcomponents:first.amaincircuitfromtheexchangenetworkinput,DCoutputoftheentireprocess,including:animportfilter:itsroleistonetworktheclutter
2、filtration,butalsohinderedtheplaneoftheclutterfeedbacktothepublicgrid.2,rectifierandfilter:directACpowerrectifierforsmootherDC,forunderatransformation.3,theinverter:Rectifierthehighfrequencyalternatingcurrentintodirectcurrent,high-frequencyswitchingpowe
3、rsupplyisthecorecomponentofthehigherfrequency,size,weightandoutputratiosmaller.4,andtherectifieroutputfilter:UnderloadtheneedtoprovidestableandreliableDCpowersupply.撂鳐黎鸪泰吡厢岑杖砸寂暮Second,thecontrolcircuitwhileoutputfromthesample,withthesetstandards,thencon
4、trolledinverter,changeitsfrequencyorpulsewidthoutputachievestability,ontheotherhand,accordingtotestdataprovidedbythecircuitbycircuitprotectionidentification,Controlcircuitfortheunitforvariousprotectionmeasures.亩卢凋蔹冼床粕递疰嘎阀弱Third,inadditiontoprovidingdete
5、ctioncircuitprotectioncircuitisrunningvariousparameters,butalsoprovideinformationdisplayinstruments.碳醵冗铁蹬年嶂粼茧扒觊态Fourth,theauxiliarypowersupplycircuitforthesinglepowersupplytothedifferentrequirements.墁鄯奔悍醇绰涞磨塞宣穿酱Switchingregulatorcontrolprinciple馊质汛喇柝珲颛诂
6、他裤岂搿SwitchingControlSwitchingRegulatorsKprincipletoacertaintimeintervalrepeatedlyconnectedanddisconnected,connectedtotheswitchK,InputvoltageEandKthroughswitchingcircuitfiltertoloadRL,theentireswitchconnected,PowerEtoprovideenergyload;WhenKdisconnectswit
7、ch,theinputpowerisinterruptedE.energydelivery.Thisshowsthattheimportationofpowertoprovideenergyloadisintermittent,fortheloadcanbeprovidedfortheenergy,Switchingpowersupplymustbeasetofstoragedevices,theswitcheswillbeconnectedtoapartoftheenergystoredinthes
8、witchdisconnected.Loadtotherelease.MapfromtheinductanceL,capacitancediodeDandC2componentsofthecircuit,itissuchafunction.InductorLforenergystorageinswitchdisconnected,storedintheinductorLofenergyreleasethroughdiodesDtoload,sothatl
