多层叠合复合流沉淀处理脱硫除尘器废水中试研究南国英

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[](1969—),2006,,。:13337349883,E-mail:layllp@126.com。[]2009-06-24()[],。:u0≤4mm/s,10,15。,,,。SSpH。[];;[]X703.1[]B[]1005-829X(2009)11-0031-0412111.0750242.100037Abstract:Inordertostudyanddevelopthenewtechnologiesofrecyclingwastewaterfromdesulphurizationdustremovalforindustrialboilers,acoagulationtreatmentpilotsystemhasbeenconstructed,thecoreofwhichisbysedimentationofmultilayer&superimposedcompoundflow.Theresultsshowthattheaverageturbidityintheeffluentis10degrees,andthemaximumis15degrees,whenthesurfaceloadu0≤4mm/s.Withtheincreas-ingofsurfaceload,theturbidityintheeffluentincreases,buttherelativedegreeoffluctuationreducesgraduallyandtheabsoluteamplitudeofvariationincreases.TheeffectofwaterquantityloadimpactonthewatertreatmentefficiencyisgreaterthanthefluctuationofpHandSSofinfluentwater.Keywords:sedimentationofmultilayerandsuperimposedcompoundflow;desulphurizationdustremoval;wastewaterreusePilotstudyonthetreatmentofwastewaterfromdesulphurizationdustremovalbysedimentationofmultilayer&superimposedcompoundflowNanGuoying1,XianYinxia2,RenShuping1,WangShuna1(1.HebeiInstituteofArchitectureCivilEngineering,Zhangjiakou075024,China;2.PetroChinaNorthChinaChemicalsMarketingCompany,Beijing100037,China),〔1-3〕、〔4〕〔5〕、〔6〕。10min、2.0mm/s,≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤2911200911IndustrialWaterTreatmentVol.29No.11Nov.,2009120-145.[3]ChanWC,FuTP.Adsorption/ionexchangebehaviorbetweenawater-insolublecationicstarchand2-chlorophenolinaqueousso-lutions[J].JournalofAppliedPolymerScience,1998,67(6):1085-1092.[4]KratochvilDB.Advancesinbiosorptionofheavymetals[J].TrendsinBiotechnology,1998,16(7):291-300.[5]ShermanM,JohnG,ThomasE.RemediationofCr()andPb()aqueoussolutionsusingsupportednanoscalezero-valueIron[J].Envi-ronmentScience&Technology,2000,34(12):2564-2569.[6],.[M].:,2000:29-37.[7],,.[J].,2006,32(8):9-12.[8],.[J].,2004,37(6):37-39.[9].[M].:,2001:36-59.[10],.[J].,2005,21(6):70-73.31——2009-11,29(11)835~980NTU,14~28NTU。,1.5m,50mm,60°,2.5m3/(m2·h)SS98.09%〔7〕。SS、Al3+、Fe3+,pH〔8〕。SS,SS。,SS。、、,〔9〕。,。11.1,:、、,1。,2:D×H=153mm×2080mm=38.2L;D×H=250mm×1733mm=85.0L。、,2。1.2,。,。,110,,SS2000mg/L,110,11~16℃,pH7.5~7.9。1.3、。。5,1。32。FeCl3,15mg/L。1、(SSpH),。2(3mm/s)。,,25mm。,125、75、25mm,1、2、3。1.4:,721,,:3~10Y=110.57X-0.4936;10~123-3-45pH7.77.97.87.87.67.5/110110110110110110######/min7.14.73.57.96.35.2/(mm·s-1)23456232——2009-11,29(11)5100Y=168.32X-7.1054。pH:,pHS-2。22.153。,45(33-)。4,Kmax,。△Cmax,。44,u0,u0≤4mm/s,;u0>4mm/s,。Kmax,Cmax。u0≤4mm/s,10,15;u0≤5mm/s,15,≤25;u0≤6mm/s,30,40。、、,,2~6,(≤200),。2.2,2。,,R,。:R=C軍C軍(1)R2。,,,,。,R1,,,,;R1,,;R=1,,。,。,:33——2009-11,29(11)2///Kmax△CmaxRiSQ=1.0QC=2.0g/LpH=7.022.630.014.01.316.01.01.0Q=1.1Q25.830.023.01.27.01.10.9Q=1.2Q32.842.528.01.314.51.41.0Q=0.9Q10.715.57.41.48.20.51.1Q=0.8Q7.413.01.01.812.00.31.3C=2.5g/L25.043.011.01.732.01.11.3C=3.0g/L16.924.010.01.414.00.71.1C=1.5g/L21.931.510.51.421.01.01.1C=1.0g/L14.629.58.42.021.20.61.5pH8.014.720.58.41.412.20.71.19.024.638.014.51.523.51.11.210.021.130.013.01.417.00.91.1KKS,。:S=KK(2)S1,;S1,;S=1,。2,,,1.2,R1.4,,。,,。1.0~3.0g/L,SS,,。SS1.0g/L,S1.5,。SS2.5g/L,,SS3.0g/L,。pH9.0,;pH8.010.0,。3,,。3(1),,,。(2)u0≤4mm/s,10,15。,,,。(3)、SSpH3,,1.2,1.4。[][1],.()[J].,1994,16(2):24-26.[2],,[J].,1990(3):33-34.[3],,.[J].,2003,12(3):17-19.[4],,,.[J].,2002(2):52-54.[5],.[J].,1995(6):21-22.[6],.[J].,1997,23(12):34-36.[7],,.[J].:,2003,22(2):212-213.[8],,,.[C].,2004:98-102.[9]NanGuoying.DataProcessingMethodoftheUnhinderedSettlingTest[C].Waterandwastewatertreatmentproceedingsofinterna-tionalconference,1994.[](1964—),1986。:13472370008,E-mail:ngy030@126.com。[]2009-07-20()34——

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