1.Highconversionefficiencyofhigh-frequencypowersupply
Theconversionefficiencyoftheratioofoutputpowertoinputpowerofsingle-phaseDCpowersupplyislessthan70%,andtheoutputofthree-phasehigh-frequencyhigh-voltageDCpowersupplyTheconversionefficiencyoftheratioofpowertoinputpowerreaches95%,whichcanincreasetheconversionefficiencyby25%,greatlyreducetheloadlossrateofthegridpowersupply,andhelpsaveenergy.
2.Inputpowersupplybalance
Three-phasehigh-frequencyDCpowerinputadoptsthree-phasepowersupply,theinputcurrentofeachphaseisequal,theinputpowersupplyisbalanced,andtheinputcurrentissmall;single-phasehighvoltageTheDCpowersupplyadoptssingle-phasepowersupply,andtherelativelylargeinputcurrentcannotguaranteethebalanceofthethree-phasepowersupply.Forexample:Take800mA/72KVhigh-voltagepowersupplyasanexample:
Theprimary current of three-phaseis92A;
Theprimarycurrentofsingle-phaseis248A;
Reducetheprimarypowersupplycurrent: morethan50%
3.TheoutputDCaveragevoltageishigh
Theoutputvoltageripplerangeofthesingle-phasepowersupplyisgreaterthan25%,thelinearityispoor,andimpedanceispronetoappearMismatch,itiseasytotriggersparkdischarge,resultinginlowcoronacurrentanddifficulttoimprovedustremovalefficiency;
Thevoltagefluctuationofthethree-phasehigh-frequencypowersupplyoutputislessthan5%,anditsDCaveragevoltageisclosetothepeakvoltage,linearityWell,theDCvoltageappliedtotheelectrostaticprecipitatorismuchhigherthanthatofthesingle-phasepowersupply,therebyimprovingtheefficiencyofdustremoval.