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、、。。1234。[1]、、。1234232。PP、15N·m。1、、、、2、3、4、、。、、、。3PP。。1A180、、1801BCD32、3、41。PP、、、。2。22.1[2]。BPM2310012)。、、、0.6mm、、、、、、、、。、。TQ028.8A1000-3770(2010)02-0119-042009-12-2620636050200K071974－0571-88935362E-mailjky99@sina.com36220102TECHNOLOGYOFWATERTREATMENTVol.36No.2Feb.,2010119DOI:10.16796/j.cnki.1000-3770.2010.02.0342～32、、3。、。、PE、PP。PEPEPPPP40kPaPP。2BPM2-100BPM2-200100cm2200cm2170mm×110mm270mm×110mm10mm0.4mm1.5mm。0.1mm0.6mm。2.21、。BPM2-100、。、、、。2。BPM2-10010%NaClPVC210%NaCl。3。0.5%NaClBPM2-10010。33.14K2SO4+2NaClNa2SO4+2KClBPM2-200270mm×110mm20401011A303180、、1802、3、41BCD33cm316L2.0N·m。1、32.00mol·L-1NaCl1.00mol·L-1K2SO42、40.04mol·L-1KCl0.02mol·L-1Na2SO460L·h-14。3.2H2O+NaClNaOH+HClBPM2-100FumatechAAVCMV。170mm×110mm5170mm×110mm515511A102180、2、31BC43cm316L3.0N·m。2、30.05mol·L-1HClNaOH113Fig.1Prototypeandthreeexpansionsoftubesheet1－2－3－4－5－6－A－B－180C－D－180ABCD2Fig.2Schematicdiagramoftubesheet3NaClK2SO44Fig.3FourcompartmentcellstypeelectrodialysisprocessforexchangeofNaClandK2SO4 3621202.00mol·L-1NaCl80L·h-1。。44.1BPM2-100BPM2-2002.0N·m5.0N·m。15.0N·m。4.2BPM2-100310。1.0%2h1。4.33%0.1%、0.2%、0.5%、1.0%、2.0%2h。、0.3～0.4mm、。4.420%50%、10%、24h。。PEPPPP、、PP、PP。、、。4.52。。。R=K·L/AK。LA1.5～21～2mm0.3～0.4mm20～30。。。10%NaCl10V0.05APVC210%NaCl10V0.01A。3.0%10V10～14A0.5%。4.643Fig.4Threecompartmentcellstypeelectrodialysisprocess 1Tab.1Effectofliquidvelocityonleakageofsetup/cm·s-1/kPa12345671.862.763.724.655.566.517.4415.617.819.922.625.832.645.6BPM212112。5。5BPM2-100。0.9mmBPM2-1000.6mm。5BPM2-1000.5%。、。4.74412A46min20V0.5A。2。。4.810V16A38min1.5A。3。。5PP、、0.3～0.4mm、4～8。0.6mm。、、PP。BPM2-10070%BPM2-20090%。10%～15%180、、18032、3、4、、。、、、、。、1.0～3.0N·m。[1],.[M].1.:,2008.[2]AJB.[M].1.,,.:,2004./min2Na+K+Cl-SO42-K+Cl-SO42-05101520253035460.000.000.000.000.000.000.000.000.010.100.530.961.231.361.491.711.861.960.100.520.971.241.351.481.721.871.970.000.000.000.000.000.000.000.000.010.000.000.000.000.000.000.000.000.010.000.000.000.000.000.000.000.000.010.050.270.480.610.680.750.860.930.983Na+0.100.530.951.221.371.481.731.871.972NaClK2SO44mol·L-1Tab.2ResultsoffourcompartmentcellstypeelectrodialysisprocessforexchangeofNaClandK2SO4(mol·L-1)50.5%NaClFig.5Currentdensityof0.5%NaClsolution0246810121416182022012345678 3mol·L-1Tab.2Resultsofthreecompartmentcellstypeelectrodialysisprocessmol·L-1/min23HClNa+NaOHCl-0510152025360.050.460.791.061.291.421.830.000.000.000.000.000.000.020.050.450.781.051.281.391.820.000.000.000.000.000.000.02362125122TREATMENTOFWASTEWATERFROMTHEHEMATITEPROCESSING-SINTERINGTECHNOLOGYCONGLOMERATESongBaoying,LiYuan（DonganshanSinteringPlant,AnSteelGroupMiningCompany,Anshan114041,China）Abstract:ThewastewaterofDonganshanSinteringPlantismainlycomposedoftheoverflowwaterofconcentrate,middlingandtailings,thereisasmallamountofdomesticsewage,wastewaterofsinteringproductionanddustprecipitationincrushing,Thequantityofwastewateris8270m3·h-1．Treatmentofproductionwastewaterwithflocculentprecipitation,thedomesticsewagewithundergroundwastewatertreatment，thetreatedwastewaterhasmettherequiredthewaterqualitystandardfortheproductionofindustrialwater，thattheSSofthetreatedwaterislessthan78mg·L-1,CODofthetreatedwaterislessthan60.5mg·L-1,itisusedinwatercirculation,thenPlanthasachievedtheobjectiveofwastewaterzeroemissions,whichcaneconomizesupplywater1915×104m3·a-1．Keywords：mineralprocessing;wastewatertreatment;recyclinguse122STUDYONTHEREMOVALOFDIMETHOATEINTHEMICRO-POLLUTIONWATERTaoGuanghua,LuShaoming(CollegeofEnvironmentalScience&Engineering,SouthChinaUniversityofTechnology,Guangzhou510006,China)Abstract:ThroughthelaboratoryandpilotplantstudiessimulatingthedimethoateremovalwhenunexpectedwaterpollutioneventhappenstheeffectsofpHvaluedosageofactivatedcarbononthedimethoateremovalwerestudied.Theresultsofthestudiesshowedthatwhenthemassconcentrationofdimethoateinrawwaterwas0.095～0.286mg·L-1theremovalofdimethoateincreasedwiththeincreasingofactivatedcarbondoseandpHofrawwaterwas9.5～10inneutralrawwatertheaverageremovalcouldbe35.4%～68.3%whenthemassconcentrationofdimethoateinrawwaterwas0.2mg·L-1itcouldsatisfiedtherequirementofhygienicstandardfordrinkingwaterGB5749－2006bylimealkalinehydrolysisandactivatedcarbonad-sorption.Keywords:unexpectedwater;pollution;dimethoate;alkalinehydrolysis;activatedcarbonSTUDYONTHEBPM2BIPOLARMEMBRANEELECTRODIALYSISSETUPJinKeyong,JinShuiyu,ZhouYong,GaoCongjie(DevelopmentCenterofWaterTreatmentTechnology,Hangzhou310012,China)Abstract:Thebipolartypeionexchangemembraneelectrolyticsetupwaspreparedtomeetrequirementofbipolartypeionexchangemembranetesting.Thesetuphadgoodtolerancetoacid,alkaliandorganicsolvent.Thicknessoftubesheetwas0.6mmwhichleadstohighmembranefillingdensity.Therearesomeotheradvantages,suchasgoodsealing,lowresistance,longlife,convenientdisassembleandassembleandsoon.Thesetupcanbeagoodtestingplatformf