您好,欢迎访问三七文档
当前位置:首页 > 商业/管理/HR > 企业文化 > MABR絮凝联合工艺处理合成橡胶废水的探索
MABR-1,2,3,4,5,1,2,3,4,1,2,3,4,1,2,3,4,1,3,4(1.,300072;2.,300072;3.,300072;4.,300072;5.(),300452)[](MABR)。MABR,0.08MPa、0.04m/s,COD、NH4+-N、78.7%、97.8%、24.1%。,MABR。,COD45mg/L、47。MABR-。[];;[]X703.1[]A[]1005-829X(2015)04-0060-05Investigationofthetreatmentofsyntheticrubberwastewaterbythecombinedprocess,MABR-flocculationHuLiang1,2,3,4,ZhaoDexi5,HouFeifei1,2,3,4,WangQin1,2,3,4,LiBaoan1,2,3,4,WangShichang1,3,4(1.ChemicalEngineeringResearchCenter,SchoolofChemicalEngineeringandTechnology,TianjinUniversity,Tianjin300072,China;2.StateKeyLaboratoryofChemicalEngineering,Tianjin300072,China;3.TianjinKeyLaboratoryofMembraneScienceandDesalinationTechnology,Tianjin300072,China;4.CollaborativeInnovationCenterofChemicalScienceandChemicalEngineering(Tianjin),Tianjin300072,China;5.BoxiOperatingCo.,TianjinBranchofCNOOC(China)Co.,Ltd.,Tianjin300452,China)Abstract:Thecombinedprocess,membrane-aeratedbiofilmreactor(MABR)-flocculation,forthetreatmentofsyn-theticrubberwastewaterhasbeenproposed.IntheMABRsection,whentheintra-membraneaerationpressureis0.08MPaandthefeedflowvelocity0.04m/s,theremovingefficienciesofCOD,ammonianitrogenandchromaare78.7%,97.8%and24.1%,respectively.Withinacertainrange,increasingtheintra-membraneaeratedpressureandimprovingthefeedflowvelocityareadvantageousfortheenhancementofMABRcapacity.Intheflocculationsec-tion,theCODandchromaarefurtherreducedto45mg/Land47times,respectivelybyaddingcompositeflocculant.Thecombinedprocess,MABR-flocculationisakindofnewtypeoftechnologywhichcanbeappliedtotheefficienttreatmentofsyntheticrubberwastewater.Keywords:membrane-aeratedbiofilmreactor;flocculation;syntheticrubberwastewater,,、。、、-、,〔1-3〕。,、、、,(MABR)〔4-5〕。,MABR。MABR3:、、。,,,〔6〕。,MABR,。,,MABR〔7〕。35420154IndustrialWaterTreatmentVol.35No.4Apr.,2015[](51478304);(13ZCZDSF00500)60MABR〔8〕。〔9〕。,MABR〔10〕。MABR-,MABRMABR,。11.1、、、、、、、、、,,。1.2ET3150B、ET115MCOD,;HI83200Multiparame-terPhotometer,;METTLERFE20pH、METTLERJPSJ-608,-();OTS,;BT01-YZ2515,;ZR4-6,。1.3()。0.6mm,0.45mm。,,。1。11.4,,ADB350M,。MABR,,,2。21.5100gADB350M(AdvanceBiotechnologiesCompany),2.5L,,。3d,ADB350M。1.2LMABR,。,,,,。ADB350M,0.25MPa(),,0.008m/s。1.61。1—;2—;3—;4—;5—;6—;7—;8—DO&pH;9—;10—;11—。1MABR,1.2L。,,/m0.5/100/m0.05/m0.12/m32.2777×10-4/m20.2262/m37.54×10-4/(m2·m-3)300/(mg·L-1)/(mg·L-1)KH2PO426Fe2(SO4)30.1K2SO445CuSO4·5H2O0.1MgSO4·7H2O55MnSO4·H2O0.1NaHCO3300ZnSO4·7H2O0.1Na2CO31002015-04,35(4),:MABR-61MABR,。,,。。MABRHRT24h,。,,MABR,。MABR,MABR。,50r/min1min,800r/minPACPAM30s,150、100、60r/min5min,,1.5h,,。,。COD、NH4+-N480mg/L、18mg/L、290。(25℃)。1.7MABR,MABR(2)。2,NH4+-N,NH4+-N(NO3--N)(NO2--N);,NO3--N,NO3--NN2。2,,MABR。1,,。22.1MABR0.01m/s,MABR。0.05、0.10、0.15MPa,COD、NH4+-NDO3、4。3CODNH4+-N4DO3,0.15、0.10MPaCOD0.05MPa,68.5%、72.5%,0.15MPaCOD0.10MPa,:,,,2015-04,35(4)62,COD。3,0.15、0.10MPaNH4+-N0.05MPa,91.2%、72.5%,,NH4+-N。S.Matsumoto〔11〕1。,,。4,12h。18h,CODNH4+-N,。DO,,。,MABR,,0.08MPa。2.2MABR0.08MPa,MABR。0.01、0.02、0.04m/s,COD、NH4+-NDO5、6。5CODNH4+-N5,,CODNH4+-N。0.04m/s,CODNH4+-N102、0.4mg/L,78.7%、97.8%。〔12〕,〔9〕。,6DO,NH4+-N,NH4+-N,,MABR(6)。,,CODNH4+-N。MABRCOD,MABR0.04m/s。2.3MABRCOD102mg/L、220、0.4mg/L。(PAC)(PAM)。50、100、200、300、400mg/LPAC,COD2(PAC)。2PACCOD2,,PAC,COD。PAC>100mg/L,PACCOD、。,PAC100mg/L,。100mg/LPAC2、5、10、20、50、100mg/LPAM,COD3(PAC、PAMCOD/(mg·L-1)/MABR10222050mg/LPAC9195100mg/LPAC8065200mg/LPAC7657300mg/LPAC7757400mg/LPAC75532015-04,35(4),:MABR-63)。3PAMCOD3,CODPAM,PAM5mg/L,45mg/L47,55.9%、78.6%。PAMCOD,PAM,PAMCOD。3(1)MABR-。MABR0.08MPa、0.04m/s,100mg/LPAC、5mg/LPAM。MABR-:COD45mg/L、NH4+-N0.4mg/L、47,90.6%、97.8%、83.8%。(2)MABR,MABR。,0.05MPa0.10、0.15MPa,NH4+-N63.2%95.1%、97.3%,COD51.2%72.5%、68.5%。,NH4+-N。0.04m/sMABR,CODNH4+-N78.7%、97.8%。(3)COD。100mg/LPAC+5mg/LPAM,COD45mg/L47,55.9%、78.6%。[1],,.[J].,1998,19(2):46-50.[2],.[J].,1999,19(3):26-27.[3],,.MBR[J].,2012,6(4):1288-1292.[4].MABR[D].:,2010.[5]LiTinggang,LiuJunxin,BaiRenbi,etal.Membrane-aeratedbiofilmreactorforthetreatmentofacetonitrilewastewater[J].EnvironmentalScience&Technology,2008,42(6):2099-2104.[6]BishopP,YuT.Amicroelectrodestudyofredoxpotentialchangeinbiofilms[J].WaterScience&Technology,1999,39(7):179-185.[7]GongZheng,YangFenglin,LiuSitong,etal.Feasibilityofamem-brane-aeratedbiofilmreactortoachievesingle-stageautotrophicnitro-genremovalbasedonAnammox[J].Chemosphere,2007,69(5):776-784.[8]CaseyE,GlennonB,HamerG.Biofilmdevelopmentinamembran-eaeratedbiofilmreactor:effectofintra-membraneoxygenpressureonperformance[J].BioprocessandBiosystemsEngineering,2000,23(5):457-465.[9]MudliarS,BanerjeeS,VaidyaA,etal.Steadystatemodelforevalua-tionofexternalandinternalmasstransfereffectsinanimmobilizedbiofilm[J].BioresourceTechnology,2008,99(9):3468-3474.[10]CaseyE,GlennonB,HamerG.Biofilmdevelopmentinamembrane-aeratedbiofilmreactor:effectofflowvelocityonperformance[J].BiotechnologyandBioengineering,2000,67(4):476-486.[11]MatsumotoS,TeradaA,TsunedaS.Modelingofmembrane-aeratedbiofilm:effectsofC/Nratio,biofilmthicknessandsurfaceloadingofoxygenonfeasibilityofsimultaneousnitrificationanddenitrifica-tion[J].BiochemicalEngineeringJournal,2007,37(1):98-107.[12]WeiXin,LiBaoan,ZhaoS
本文标题:MABR絮凝联合工艺处理合成橡胶废水的探索
链接地址:https://www.777doc.com/doc-6538162 .html