1.Highconversionefficiencyofhigh-frequencypowersupply
Theconversionefficiencyoftheratioofoutputpowertoinputpowerofsingle-phaseDCpowersupplyislessthan70%,andtheoutputofthree-phasehigh-frequencyhigh-voltageDCpowersupplyTheconversionefficiencyoftheratioofpowertoinputpowerreaches95%,whichcanincreasetheconversionefficiencyby25%,greatlyreducetheloadlossrateofthegridpowersupply,andhelpsaveenergy.
2. Inputpowersupply balance
Three-phasehigh-frequencyDCpowerinputadoptsthree-phasepowersupply,theinputcurrentofeachphaseisequal,theinputpowersupplyisbalanced,andtheinputcurrentissmall;single-phasehighvoltageTheDCpowersupplyadoptssingle-phasepowersupply,andtherelativelylargeinputcurrentcannotguaranteethebalanceofthethree-phasepowersupply.Forexample:Take800mA/72KVhigh-voltagepowersupplyasanexample:
Kolmen vaiheen ensisijainen virta on 92A;
Yksivaiheisen päävirta on 248A;
Pienennä ensisijaista virransyöttövirtaa: yli 50 %
3.LähdönDCkeskimääräinen jännite onkorkea
Theoutputvoltageripplerangeofthesingle-phasepowersupplyisgreaterthan25%,thelinearityispoor,andimpedanceispronetoappearMismatch,itiseasytotriggersparkdischarge,resultinginlowcoronacurrentanddifficulttoimprovedustremovalefficiency;
Thevoltagefluctuationofthethree-phasehigh-frequencypowersupplyoutputislessthan5%,anditsDCaveragevoltageisclosetothepeakvoltage,linearityWell,theDCvoltageappliedtotheelectrostaticprecipitatorismuchhigherthanthatofthesingle-phasepowersupply,therebyimprovingtheefficiencyofdustremoval.