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H2O2-1,1,2,1,3,(1.,314006;2.,312300;3.,100084),、、、,,,,[1-2]。,。,。Fenton、O3/UV、O3/H2O2、H2O2/UV、O3/H2O2UV、、TiO2/UV[3-8],,、、。,H2O2(PAC)[9-10]。H2O2,,,H2O2:、,、(PAC)、H2O2H2O2-PACCODCr。:H2O2-PAC,CODCr。CODCr1067mg/L,1.0g/LH2O215min,1.0g/LPAC,CODCr50%~60%,CODCr。:;;;;:X787.031:A:%1009-2455(2011)03-0017-04AdvancedtreatmentofsecondarybiochemicaleffluentofpharmaceuticalwastewaterbyH2O2preoxidation-PACadsorptionFANJu-hong1,LIURui1,FENGJun2,CHENLv-jun1,3(1.DepartmentofEnvironmentalTechnologyandEcology,YangtzeDeltaRegionInstituteofTsinghuaUniversity,Jiaxing314006,China;2.ShangyuEnvironmentalProtectionBureau,Shangyu312300,China;3.DepartmentofEnvironmentalScienceandEngineering,TsinghuaUniversity,Beijing100084,China)Abstract:Takingthehardbiodegradablesecondarybiochemicaleffluentofpharmaceuticalwastewatercharacterizedbysmallmoleculeastheresearchobject,theeffectsofcoagulation,powderactivatedcarbon(PAC)adsorption,H2O2oxidationandH2O2preoxidation-PACadsorptioncombinationonCODCrremovalwerestudiedrespectively.Theresultsofthetestshowedthat:H2O2preoxidation-PACadsorptioncombinedprocesscouldeffectivelyremoveCODCr.WhenthemassconcentrationofCODCrinthesecondarybiochemicaleffluentofpharmaceuticalwastewaterwas1067mg/L,aftertheadsorptionwith1.0g/LofPACfollowingthe15minpreoxidationby1.0g/LofH2O2,theremovalrateofCODCrwasincreasedto50%-60%.Keywords:preoxidation;coagulation;adsorption;pharmaceuticalwastewater;organicpollutant:(NO.201002029):2011-04-13;:2011-05-18INDUSTRIALWATER&WASTEWATERVol.42No.3Jun.,2011·17·INDUSTRIALWATER&WASTEWATERVol.42No.3Jun.,20111.21.2.10.45μm,30kD、5kD、1kD,(TOC),TOC。2,4℃。120mL,。MSC-300,0.2MPa。1.2.2GC/MS。GC/MSEPA625(base/neutralsandacids)。,3(pH=7)、(pH≥12)(pH≤2),()3,GC/MS。1.2.3、、1L,PAC(),JJ-4,100r/min,30min60min,,CODCr。PACZL-832,200;20%,0.2%。1.2.4-1L,30%H2O2(),JJ-4,20r/min,15min,PAC,,100r/min,30min60min,,CODCr。1.3:TOC、7890A/、MSC-300、JJ-4。CODCr;TOCTOC,TOC0.45μm。,TOC。《》()。22.1,1kD,1kD~5kD22%,1kD78%。/(GC/MS),22,,,、、,,。2。6kD,PAC0.5kD~1kDlkD~3kD,PAC,,。CODCr。HRT7d“--CASS”,CODCr。H2O2PAC,。11.1,1。,Mn2+、Fe2+、Ni2+、Zn2+,,KH2PO44.0mg/L。1Tab.1InfluentandeffluentwaterqualityofwastewatertreatmentsystempHρ(SS)/(mg·L-1)ρ(CODCr)/(mg·L-1)ρ(NH3-N)/(mg·L-1)ρ(TN)/(mg·L-1)ρ(TP)/(mg·L-1)/(g·L-1)ρ(SO42-)/(g·L-1)ρ(Cl-)/(g·L-1)7.0~9.040~805500~600050~100100~3004.014~203.6~8.04.0~4.56.5~8.510~30800~120045~11050~2000.5~1.514~203.6~8.04.0~4.5·18·,,,:H2O2-3kD~6kD6kD[11-12]。500。,500。2.2、、H2O2CODCr1067mg/L、H2O2PAC,、H2O2PAC,CODCr1、2、3。1、2、3,,CODCr12.40%,,CODCr;H2O2CODCr,H2O2,CODCr,H2O24.0g/L,CODCr13.50%;PAC,CODCr,CODCr,10g/L,CODCr63.6%,,CODCrPAC6.8%,PACCODCr,PAC。2.3H2O2-(CODCr1067mg/L)1.0g/LH2O2PAC,2、3,H2O2PACCODCr3.1%、15.3%,CODCr。,1.0g/LH2O215min,PAC,H2O2-PAC,CODCr3。3,CODCr,CODCrPAC,“CODCr/”。,H2O215min,1.0g/LPAC,CODCr4。H2O2-PAC,CODCr,H2O2,“CODCr/H2O2”2Tab.2Mainpollutantsexistinginexperimentalwater1Fig.1EffectofcoagulantdosageonCODCrremoval12345/(mL·L-1)CODCr/%201510502H2O2Fig.2EffectofH2O2dosageonCODCrremoval1234H2O2/(g·L-1)CODCr/%201510503PACFig.3EffectofPACdosageonCODCrremoval246810PAC/(g·L-1)CODCr/%8060402001232,3,6-42,4-5N,N-6789102-1112N-13142-1516171819202122·19·INDUSTRIALWATER&WASTEWATERVol.42No.3Jun.,2011。,H2O2PAC,,H2O2PAC,。,:(1)H2O2PAC,;(2)H2O2,,,,PAC;(3)H2O2,,PAC,H2O2。3(1)、H2O2,CODCr,12.4%、13.5%。PAC,CODCr,PACCODCrPAC6.8%,PACCODCr。(2)H2O2-PAC,1.0g/LH2O215min,1.0g/LPAC,CODCr50%~60%,H2O2PAC,CODCr500mg/L。,H2O2-PAC、。:[1]SuiQ,HuangJ,DengSB,etal.Occurrenceandremovalofpharmaceuticals,caffeineandDEETinwastewatertreatmentplantsofBeijing,China[J].WaterResearch,2010,44(2):417-426.[2]KellyCJ,TumsaroJN,LajoieCA.Assessingwastewatermetaltoxicitywithbacterialbioluminescenceinabenchscalewastewatertreatmentsystem[J].WaterResource,2004,38(2):423-431.[3],,,.[J].,2006,37(5):1-6.[4]MartinezS,FernandezJ,SeguraX,etal.Pre-oxidationofanextremelypollutedindustrialwastewaterbytheFenton'sreagent[J].JournalofHazardousMaterials,2003,101(3):315-322.[5],,.[J].,2005,31(7):55-57.[6].[J].,2005,36(3):49-51.[7].-/MBBR-Fenton[D].:,2008.[8],,,.[J].,2010,3(4):13-15.[9],,,.Fenton[J].,2010,23(1):27-29.[10],,.-[J].,2003,23(5):35-37.[11],,.、[J].,2006,25(1):31-33.[12],,.[J].,2006,29(3):155-158.:(1982-),,,,,,()0573-82582732()hustfanjuhong@163.com。3PACCODCrTab.3EffectofPACdosageonCODCrremovalPAC/(g·L-1)ρ(CODCr)/(mg·L-1)CODCr/%CODCrPAC/(mg[CODCr]·mg-1[PAC])010343.10.1092113.71.4620.2073031.61.6860.5059244.50.9501.0049553.60.5722.0043958.90.3244H2O2CODCrTab.4EffectofH2O2dosageonCODCrremovalH2O2/(g·L-1)ρ(CODCr)/(mg·L-1)CODCr/%CODCrH2O2/(mg[CODCr]·mg-1[H2O2])090415.30.2571233.31.4210.5057446.20.9861.0046456.50.6033.0038563.90.2275.0030671.30.152·20·
本文标题:H2O2预氧化粉末活性炭吸省略度处理制药废水二级生化出水的研究范举红
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