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20152333,。,6—10,,85.65×107/L。1,1,2,2,2,1,1(1.,350108;2.,350001):,,。,、CODMn、GB5749—2006《》,0.1NTU,CODMn40.0%;,CODMn5.8%,;4.6×104/L,《》,;,SF45%。,0.055MPa0.040MPa32%,,。,,。:;;;:TU991.2:A:1009-7767(2015)02-0125-05PilotStudyonUltra-filtrationProcessofAlgaeContainedReservoirWaterLinQian1,FanGongduan1,2,WeiZhongqing2,HuangGongluo2,SuZhaoyue1,LinRujing1(1.CollegeofCivilEngineering,FuzhouUniversity,Fuzhou,FujianProvince350108,China;2.FuzhouUrbanConstructionDesignandResearchInstituteCo.Ltd.,Fuzhou350001,China)Abstract:Inviewofthesituationoflakeandreservoirwaterwithhighcontentofalgainsummer,combinedprocesseswithultrafiltrationasthecorewasusedforprocessing,andthealgaeremovaleffectoftheultrafiltrationpilotsystemwasinvestigated.Theresultsprovethat:theturbidityvalue,CODMn,bacterianumberandotherindicatorsofultrafiltrationsystemeffluentwerebetterthan“DrinkingWaterStandards(GB5749-2006)”.Theeffluentturbiditywas0.1NTUandtheaverageremovalefficiencyofCODMnwas40.0%.Chlorinationbeforeultrafiltrationhelpsremoveorganicmatterandbacteria,causedCODMnremovalrateincreased5.8%,andthetotalnumberofcoloniesreduced.Theaveragedensityofalgaeofultrafiltrationsystemeffluentwas4.6×104cells/Lwhichwaslessthanthewarninglimitsvaluein“AlgaeHygieneStandardsinDrinkingWater”,anditwasmuchlessthanthevalueofwaterplanteffluent.Pretreatmentcaneffectivelyimprovetheperformanceofultrafiltration.Comparewiththeprocessofdirectfiltrationofrawwater,theflux(SF)ofmembranefiltrationprecipitatedwaterofsedimentationtankeffluentwasincreasedby45%.Whenrunninginconstantultrafiltrationmembranepressuremode,themembranefluxof0.055MPawasabout32%higherthan0.040MPa,butreducethetransmembranepressureandmaintainarelativelylowmembranefluxcanmakethesystemmorestable.Therefore,combinedprocesseswithultrafiltrationasthecorecaneffectivelycontrolalgaeinlakesandreservoirsandassurethesafetyofdrinkingwater.Keywords:ultrafiltration;reservoirwater;algaedensity;membraneflux1252015No.2Mar.Vol.33,,,。,,,、、。、、“”、[1-2],。,。,。20135261025,5,7,,、。11.11。2,2。(PAN),0.01~0.1μm,0.025μm70%,41.1m2。1:()→→。EBFCIP,EBF,CIP。EBF1~3d1,1+。CIP1~31,,4h。1.2(1)11/NTU/(mg/L)pHCODMn/(mg/L)/(/L)4.0~127.50~2.796.73~7.131.17~3.518.8×105~6.8×10621.3(2)22.1。63—813,814—10240.3~0.6mg/L。2.1.13、。4.0~127.5NTU,2[3]CODMnHACH-2100126201523330.108NTU,0.104NTU。,,。2.1.2CODMn。。4、、CODMn。CODMn1.17~3.51mg/L,CODMn1.68mg/L,37.1%;CODMn1.14mg/L,42.9%,5.8%。,,[4],,CODMn,CODMn[5]。CODMn0.86mg/L,62.8%,。:→→→,,,,。,,CODMn。2.1.33。3,、GB5749—2006《》,。0.01~0.1μm,,。,,,[6]。。,,。2.1.44。9.7×105~6.8×106/L,1.4×104~1.3×105/L,4.6×104/L,《》21×104/L,,98.6%。,[7],,,。4,,4%。,。2.2718—8181,,34CODMn:,。3/(CFU/mL)/(MPN/100mL)/(CFU/100mL)(210~700)360(0~60)16(110~1100)450(0~40)4(13~350)83<2(8~79)35<2(0~7000)35000(0~4000)200001272015No.2Mar.Vol.334,。2。(SpecificFlux,SF)[8],:SF=Q/(A×ΔH)。:SF,L/(m2·h·m);Q,L/h;A,m2;ΔH,m。5。5,SFSF。,SF11.18L/(m2·h·m),SF20.42L/(m2·h·m),45%。29.13NTU,2.32NTU,,,SF。814,SF,SF12%。,。2.36。0.055MPa,74.0L/(m2·h),,,69.1L/(m2·h),。0.040MPa,50.0L/(m2·h),。2:0.055MPa0.040MPa32%,,;,、,、。31),×104/(/L)×104/(/L)×104/(/L)/%×104/(/L)×104/(/L)×104/(/L)/%6156217057117137197227278055202904305206804604501104204317820335555581810.83740.5133.32.43.55.75.12.32.74.54.797.598.999.499.399.298.999.597.598.998.8815830902907909913920923927101110143803809365035097270480200330190311313384453413333214181832.32.55.52.46.41.41.52.68.2568.34.599.398.697.499.099.698.599.098.397.598.295.698.35612820152333、CODMn、GB5749—2006《》。,CODMn5.8%,,。2),4.6×104/L,《》,。,,4%。3)。SF20.42L/(m2·h·m),45%。,SF12%。4),0.055MPa0.040MPa32%;、。:[1]HowellJA.Futureofmembranesandmembranereactorsingreentechnologiesandforwaterreuse[J].Desalination,2004,162(10):1-11.[2]ZularisamAW,IsmailAF,SalimR.Behavioursofnaturalor-ganicmatterinmembranefiltrationforsurfacewatertreatment-areview[J].Desalination,2006,194(1-3):211-231.[3].[M].4.:,2002:649-655.[4].[D].:,2012.[5],,,.[J].,2011,37(9):129-133.[6],,,./[J].,2012,28(1):22-25.[7]CastaingJB,MasséA,PontiéM,etal.Investigatingsubmergedultrafiltration(UF)andmicrofiltration(MF)membranesforseawaterpre-treatmentdedicatedtototalremovalofundesirablemicro-algae[J].Desalination,2010,253(1-3):71-77.[8],,,.[J].,2012,38(4):122-125.:2014-09-23:(51308123);(2014-K-05);(2013-XY-25);(2014M561856):,,,。、2015114,,12,、2014。2014,、()2543,159649m3,4276m3。,。,、,253,,。、,80%97%;75%95%,90%。,。,,,。,,。,,700、。,、。,、。“,,,50m3,。。”。。10,。,。“。”,,,,。,,,,。129
本文标题:超滤工艺处理含藻湖库水的中试研究
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