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1、EXPERIMENTALSTUDYONTHEEFFECTOFESPONREMOVELPERFORMANCEANDSETTINGANDCHARACTERISTICSOFFINEPARTICLESAbstractHazepollution(PM2.5)isbecomingmoreandmoreserious,whichisnotonlyaserioushealthhazard,butalsooneofthemainreasonsforthelowvisibilityofatmosphere.Alotofdustemissionsfromcoal-firedboile
2、rareanimportantsourceoffineparticulatematter(PM2.5)pollution.Tomeetthenewairqualitystandards,reducingtherisktohumanhealth,thecontrolofcoal-firedboilersPM2.5isneeded.Comparedwiththetraditionaldusttechnology,electricbagscompositedusttechnologyhasobviousadvantages,“ESP-PreChargeddust-du
3、stbag”integrated,fineparticlecoagulation,largeprocessingcapacity,filtereffectsandlowresistance.Therefore,studyofthemechanismofelectricaldustbagscompositetechnologycontrollingPM2.5emissionsandoptimizationofcontroldeviceisofapracticalsignificance.Inthiswork,theexperimentalsystemESPcomp
4、lexanalogIncludinganalogfluegasgenerator,ESP,controlunit,analyzetestdevicefrontESPfabricfilterunitwasdesignedandconstructed,aimingtostudytheimpactofelectricfieldonpropertiesandcondensateremovaloffineparticles,Simulatedfluegasgeneratingdeviceismainlycomposedofaircompressor,dustaerosol
5、generatorIIIRBG-1000,inductdraftfan,inverterandwindspeedmeasuringinstrument.ESPsystemmainlyincludespre-chargezoneandESParea.Pre-chargezoneoutputvoltage0-125kV,whichcanenabletheautomatictracking,andoutputcurrent0-15mA.ESPareacanachievecontinuouslyadjustablevoltage0-100kV,andoutputcurr
6、ent0-10mA.Analysistestdeviceconsistsofsamplinggun(withPM10cutter),FPS-4000fineparticulatemattersampler,ELPIelectroniclow-pressureimpactorandcomputer.Thecontroldevicecanenabletheentireexperimentalsystemclosed.providingatheoreticalbasisforandefficientremovaloffineparticlesoverelectricf
7、abricfilter,forimprovingtheremovalefficiencyoffineparticles。Thevoltage,differentdischargeelectrode，pre-chaggeandthenumberofdischargesofdustconcentrationonremovalefficiencyoffineparticlesPM10wasstudiedonESPcomplexexperimentalsystem.Andtheeffectivemigrationvelocitywascalculated,anditsc
8、oagulationpr
