海绵铁锰砂混合填料预处理模拟印染废水的研究高孟春

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StudyonthepretreatmentofsimulateddyeingwastewaterwiththemixtureofspongeironandmanganesesandGaoMengchun1,2,LiBing2,LiangFangyuan2,SunYanxia2,WangZichao2,WangYuejing2,YuHeng2(1.KeyLaboratoryofMarineEnvironmentandEcology,DepartmentofEducation,OceanUniversityofChina,Qingdao266100,China;2.CollegeofEnvironmentalScienceandEngineering,OceanUniversityofChina,Qingdao266100,China)/1,2,2,2,2,2,2,2(1.,266100;2.,266100)[],/、、,-。,/,99%,。[];;;[]X703.1[]A[]1005-829X(2010)09-0032-03Abstract:Thepretreatmentofsimulateddyeingwastewaterwiththemixtureofspongeironandmanganesesandhasbeeninvestigated.Throughfiltrationexperiments,andatdifferentfiltrationvelocity,theeffectsofthemixtureonwaterproducingvolumeoffiltrationperiod,decolorizationefficiency,effluentironcontenthavebeenstudied.ThebiodegradabilityandUV-Visspectrumchangesofthewastewater,beforeandafterthetreatment,areanalyzed.Theresultsshowthatthemixtureofspongeironandmanganesesandhashigherdecolorizationrateashighas99%.Itcanimprovethebiodegradabilityofdyeingwastewater.Keywords:spongeiron;manganesesand;decolorization;biodegradability[](2007GG10006002);(NCET-07-0780)、,。。,,,,,〔1-2〕。,〔3-5〕,。〔6〕,/,,/。11.1、PVC。30mm2400mm,1500mm。,,。,,,。,。30920109IndustrialWaterTreatmentVol.30No.9Sep.,201032——2010-09,30(9)1.2:,1~8mm,90%(,),96%~97%,3%~4%,2.3~2.7g/cm3,1.7~1.88g/cm3,,。:,1~2mm,28%,3.4g/cm3,2.0g/cm3。〔6〕,m()∶m()=18∶1。1.3。,COD700~800mg/L,BOD5230~250mg/L,1000~1200,pH10~11,BOD5/COD0.3~0.35。1。1.4:;COD:;:;BOD5:(WTWOxiTopIS6BOD);pH:pHS-3CpH;:HitachiUV-3000。22.1,1。1,2m/h6m/h,46h12h,1.54m3/(m2·h)4.6m3/(m2·h)。,4m/h,,95m3/m2。2.2,。,Fe,,,。,Fe2+Fe3+,OH-Fe(OH)3,,。2。2,,,10。,,。,2、3、4、5、6m/h,75.0%~99.8%、83.3%~99.2%、87.5%~99.8%、87.5%~99.7%、87.5%~99.7%,,/。,,,,,。3-。3,,,,。2.342m/h。4,,COD,BOD5/COD,。1X-R20NaOH20X-3B20202B20NaCl100700Na2CO3701000.001Na2SO440H2O20.02100.01:、H2O2、mL/L,mg/L。,:/33——2010-09,30(9),BOD5/COD0.65,。:,。,,,(5),,,。2.4/Fe2+,,Fe2+,Fe3+,Fe3+OH-,Fe(OH)3,,,,6。6,3、4、5、6m/h,2mg/L。,2m/h,≤28h,1mg/L,,32h3.349mg/L,,,83mg/L。3(1)/,。(2),,,,4m/h。(3)/,,。[][1],.[J].,2004,20(3):30-32.[2],,.[J].,2001,14(3):170-171.[3],,.[J].,2004,27(6):18-20.[4],,,.K-2BP[J].,2006,37(1):131-134.[5].[J].,2002,33(4):36-38.[6].K-2BP[D].:,2006.[](1973—),2003,,。:0532-66781061,E-mail:mengchun@ouc.edu.cn。[]2010-04-05()34——

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