磁场在煤气洗涤废水处理及回用中的作用

①郭丽燕,马　伟(,116024)　:,,。,,,。:;;-;　　,,,,。,、。,,,。、、,。--,,。1　、1.1　:。ρ()=1500mg/L,ρ(COD)=2500mg/L;pH=7.6。:PFS([1],ρ(Fe3+)160g/L,B=16.2);CMS(F691,,,,90～100,10%,pH7～8[2]);(,20%)。1.2　XL—9401ApH;78—1;;;;;。1.3　1)-:0.5T,5mL/min,,8%PFS,0.005%,1min,CMS,0.0008%,12min,20min,,FK(),,。COD,。2):[3],,。2　2.1　--,1。COD,COD。1　CODCOD/%/%COD/%/%COD/%/%0628.2869087.890.81709.6909397.693.62729.9929798.397.337513.5949898.598.34688.488949894.5　　10℃,2g/L1,2～3。,,。2.2　CMS20320009矿　冶　工　程MININGANDMETALLURGICALENGINEERINGVol.20№3September2000①:(29777011):2000-01-18　　　　,C—Cl,NH—NH2,—COO,—COOH,Si—O—Si、Si—O—R。,,,[2]。。1。1　1———;2———;3———;4———,COD50mg/L,SSBOD10mg/L,。,,,,2.2V,,[4]。,,,。,,,。3　CMS,,,。,,。-,,COD,,。,。,,,CO2,HCO-3CO2-3,。[5],,。:,。[1]　..:,1999.69～74[2]　　,　,.,1997,(5):279[3]　..:,1987[4]　SchinkT,WaiteT.WaterResearch,1980,(14):1705[5]　JohnDonaldsion,SueGrimes.NewScientist,1988,(4):18ActivationofMagneticFieldinTreatmentandRecyclingofCoalGasCleaningWaterGUOLi-yan,MAWei(DalianUniversityofTechnology,Dalian116024,China)Abstract:Inlightoftheflocculation-oxidationprocess,theauthorsintroducemagneticfieldtothetreatmentandrecyclingofcoalgascleaningwater.Thetestresultshaveshownthatalthoughmagneticfieldisnotfavourablefordepressingbubblesinso-lution,itcanintensifythepurificationandrecylingofoutletwater.Keywords:magneticfield;bubbledepression;flocculation-oxidation;recyclingofwastewater60　　　20