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当前位置:首页 > 商业/管理/HR > 企业文化 > Fenton法对丁苯橡胶废水中COD和磷的去除研究
FentonCOD1,1,1,2,1,1(1.,114051;2.,115000)[],Fenton,pH、H2O2、n(H2O2)∶n(Fe2+)、COD、SS。:Fenton,pH7,H2O20.4mL,n(H2O2)∶n(Fe2+)2∶1,70min,COD81%,SS100%。《》(GB8978—1996)。[]Fenton;;[]X703.1[]A[]1005-829X(2015)05-0042-03StudyontheremovalofCODandphosphorusfromstyrene-butadienerubberwastewaterbyFentonmethodWangYanqiu1,LiMingzhe1,ZhuXiuhui1,2,AoXue1,ShanMingjun1(1.SchoolofChemicalEngineering,LiaoningUniversityofScienceandTechnology,Anshan114051,China;2.DepartmentofChemicalEngineering,YingkouInstituteofScience&Technology,Yingkou115000,China)Abstract:Inordertosolvetheproblemthatthequalityofthetreatedstyrene-butadienerubber(SBR)wastewatercouldn’treachthedischargestandard,theexperimentalresearchonthefollow-uptreatmentofthebiochemicallytreatedSBReffluentbyFentonreagentmethodhasbeenconducted.Theeffectsofinfluencingfactors,suchasinitialpH,H2O2dosage,n(H2O2)∶n(Fe2+)andreactiontimeontheremovingratesofCOD,phosphorusandSSareinves-tigated.TheresultsfromFentontreatmentofSBRwastewatershowthatwhentheinitialpHis7,H2O2dosage0.4mL,n(H2O2)∶n(Fe2+)2∶1,andreactiontime70min,theremovingrateofCODisabout81%andtheremovingratesofphosphorusandSSarebothnearly100%.TheeffluentindexescouldreachthefirstclasscriterionspecifiedinIntegratedWastewaterDischargeStandard(GB8978—1996).Keywords:Fentonreagent;styrene-butadienerubberwastewater;phosphorusremoval,,,〔1〕。,、〔2〕。pH、、COD,〔3〕。+++,COD、《》(GB8978—1996),。FentonFe2+H2O2。Fenton,H2O2Fe2+·OH,,2.8V,〔4〕。Fe2+,Fe3+,Fe3+H2O2·OH,〔5〕。pH,Fe(OH)3,〔6〕。FentonCOD,FentonFe2+Fe3+,Fe2+Fe3+。Fenton,COD,《》(GB8978—1996)。11.1,:→→→Fenton→。Fenton,:pH6~7,COD160~180mg/L,30~40mg/L。35520155IndustrialWaterTreatmentVol.35No.5May,2015421.2200mL,pH3~9,n(H2O2)∶n(Fe2+)1∶1、2∶1、3∶1、4∶1Fenton,,30~110min,COD。NaOHpH7。,COD。1.3COD、、SS,〔7〕:COD,,SS。22.1pHH2O20.6mL,n(H2O2)∶n(Fe2+)1∶1,110min,pHCOD,1。1pHCOD1,NaOH,COD,pH7,69%;pH,pH9,66%。NaOHCOD、,CODpH781%;pH6100%。,,,SS。FentonpH3~5〔8-9〕。,,FentonpH7。,,H2O2FeSO4·OH,pH。pH3、4、5,,H+。pH8、9,,H2O2FeSO4,·OH,Fenton〔10〕。pH6、7,pH,H2O2FeSO4。Fe2+Fe3+,Fe2+Fe3+。NaOH,Fe3+NaOHFe(OH)3,,,,SS。:;;,,,〔11〕。pH7。2.2H2O2pH7,n(H2O2)∶n(Fe2+)1∶1,110min,H2O2COD,2。2H2O2COD2,COD,H2O20.6mL,69%;,H2O20.9mL,75%。NaOHCOD。COD0.4mL83%;H2O20.4mL100%。SS。2015-05,35(5),:FentonCOD43H2O20.4mL。2.3n(H2O2)∶n(Fe2+)pH7,H2O20.4mL,110min,n(H2O2)∶n(Fe2+)COD,3。3n(H2O2)∶n(Fe2+)COD3,n(H2O2)∶n(Fe2+),COD,CODn(H2O2)∶n(Fe2+)1∶1,61%;n(H2O2)∶n(Fe2+)1∶1,60%。NaOHCOD。n(H2O2)∶n(Fe2+)1∶12∶1CODSS。n(H2O2)∶n(Fe2+)2∶1。n(H2O2)∶n(Fe2+),Fe2+H2O2,H2O2,H2O2。H2O2,。。COD,,H2O2COD;Fe2+Fe3+。2.4pH7,H2O20.4mL,n(H2O2)∶n(Fe2+)2∶1,COD,:,COD,COD70min55%;70min57%。NaOH,COD,COD70min81%;100%。SS。,70min。3(1)Fenton,COD。(2),Fenton∶pH7,H2O20.4mL,n(H2O2)∶n(Fe2+)2∶1,70min。(3)FentonNaOH,Fe3+Fe(OH)3,、COD,。(4)Fenton,,Fenton,。。[1].[J].,2008,26(2)∶23-30.[2],.[J].,2012,32(2)∶232-237.[3],,.[J].,2010,26(24)∶46-48.[4],,,.Fenton[J].,2004,33(12)∶734-737.[5]LuMC,ChenJN,ChangCP.EffectofinorganicionsontheoxidationofdichlorvosinsecticidewithFenton’sreagent[J].Chemosphere,1997,35(10)∶2285-2293.[6],,.[J].,2012,12(12)∶76-77.[7].[M].4.∶,2002:107-108,210-213,246-248.[8],,,.[J].,2014,34(2)∶30-33.[9],,,.X-3B[J].,2013,64(3)∶1049-1054.[10],.[J].,2006,16(1)∶154-155.[11],.[J].,2003,26(1)∶36-38.——————————[](1971—),,。E-mail:qiu2395@sina.com。∶,E-mail:zhuxiuhui@126.com。[]2015-04-10()2015-05,35(5)44
本文标题:Fenton法对丁苯橡胶废水中COD和磷的去除研究
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