O3和O3H2O2法氧化处理制药废水的研究彭人勇

3、、、、、、、、[1-2]。COD。O3·OH、CO2H2O[3]。O3O3H2O2O3·OHCOD。O3O3/H2O2COD。《》[e-mail]*[e-mail]。EnvironmentalScience&Technology34320113Vol.34No.3Mar.2011.O3O3/H2O2[J].201134385-89.PengRen-yongYangXiu-juan.OxidationtreatmentofpharmaceuticalwastewaterbyO3andO3/H2O2[J].EnvironmentalScience&Technology201134385-89.O3O3/H2O2*266042O3O3/H2O2pH、O3、COD。O3pH9.00O35g/h90min。CODTOC64.16%75.34%。O3/H2O2CODTOCH2O2。87.45%91.49%COD351mg/L500mg/LB/C0.120.32。O3/H2O2CODCOD·OH。CODTOC。O3O3/H2O2CODX703.1Adoi10.3969/j.issn.1003-6504.2011.03.0201003-6504(2011)03-0085-05OxidationTreatmentofPharmaceuticalWastewaterbyO3andO3/H2O2PENGRen-yongYANGXiu-juan*SchoolofEnvironmentandSafetyEngineeringQingdaoUniversityofScienceandTechnologyQingdao266042ChinaAbstractPharmaceuticalwastewaterfromapharmaceuticalfactorywastreatedbyO3andO3/H2O2oxidationeffectsofpHozoneflowandreactiontimeonremovalrateofCODweremainlyinvestigated.ResultsshowedthatundertheoptimalconditionsofpHvalue9.00ozoneflow5g/handreactiontime90mintheremovalrateofCODandTOCwere64.16%and75.34%respectivelybyO3oxidation.O3/H2O2oxidationwasmoreeffectiveforincreasingremovalratesofCODandTOCbutappropriatedosageofH2O2wasneeded.Afterthetreatmentremovalrateofthebothwereupto87.45%and91.49%respectivelyCODof351mg/Lcouldalsomeettherequirementofmunicipalpipenetworkof500mg/L.ThebiodegradabilityofwastewaterwasalsoimprovedwithB/Cincreasedfrom0.12to0.32.ReactivemechanismsuggestedthatremovalrateofCODwasdecreasedwithincreasingofradicalinhibitorsconcentrationandtheremovalofCODwasmainlyowingtohydroxylfreeradicalproducedbyO3/H2O2process.ThecombinationofCODandTOCasanevaluatingindicatormoreexactlyreflectedtheremovalruleoforganicsinthepharmaceuticalwastewater.KeywordsO3O3/H2O2pharmaceuticalwastewatertreatmentCOD341COD、COD。1.2CHYF-6A1PHS-2FpHWGZ-100ALC-1100.2AcculabLRH-150MultiNC2100TOC。H2O230%98%AR。1.31.3.1O3O3。1LO3。COD。1.3.2O3/H2O21.3.1H2O21L。COD。1.4[4]CODTOCTOCBOD5pHpH。22.1O3pH、O3O3。2.1.1pHCODpH3.00、5.00、7.00、9.00、11.00O35g/h30minCOD。pHCOD2。2pH3.00COD9.91%pHCODpH9.00COD33.37%pH11COD。O3[5]O3O3O3O3·OHCODO3/H2O2。11.1、、。90m3/dCOD＜500mg/L。1。1Table1ThefundamentalindicatorsofpharmaceuticalwastewaterCOD/mg·L－1TOC/mg·L－1BOD5/mg·L－1B/CpH//NTU279611243480.128.59320544.4863、CO2、H2O。pHCOD。pHpH。pH9.00。2.1.2O3CODpH9.00O31、2、3、4、56g/h90minCOD。O3COD3。3O3CODO3COD。O3O3·OHCOD。O3O3O3·OH[6]COD。O35g/h。2.1.3CODpH9.00O35g/h30、60、90、120150minCOD。COD4。490minCOD90minCOD。O3·OHCO2H2OCOD。O3·OHCODCODCODCO2CO32－HCO3－CO32－HCO3－·OH[7]COD。90minCOD1002mg/L64.16%。O3pH9.00O35g/h90min。2.1.4O3TOCpH9.00O35g/h30、60、90、120150minTOC。O3TOC5。54TOCCOD。TOC150minTOC82.34%90min90min。O3·OHCO2H2OTOCO3·OHCO2H2OTOC。O3COD64.16%COD1002mg/L≤500mg/LCOD。CODO3。O3O3/H2O28734O3TOCO3。TOCCODTOC、TOC、。TOC、O3。2.2O3/H2O2O30.0、1.0、2.0、5.010.0mL30%H2O2O3H2O2CODTOC6。6H2O25.0mLH2O2COD64.16%87.45%H2O2O3H2O210.0mLCOD。[8-9]H2O2HO2－O3·OHO3+HO2－→·OH+O2－+O2H2O2·OHCODH2O2·OH·OHCOD。6TOCH2O25.0mL91.49%10.0mLTOC。O3/H2O2TOCO3H2O2·OH。O3/H2O2O3CODTOC。O3/H2O2CODH2O2。H2O2TOC。H2O25.0mLCOD351mg/L。2.3、CO32－HCO3－。pH9.00O35g/h5.0mL30%H2O290minNaHCO3O3/H2O27。7NaHCO3100mg/LNaHCO3COD84.75%45.58%56.98%。HCO3－O3/H2O2·OHCOD·OH。2.4O3/H2O2pH9.005.0mL30%H2O2O35g/h90minO3/H2O2CODTOCBOD5112mg/LB/C0.120.32pH7.50465.3NTU。31O3CODpH9.00O35g/h90min。CODTOC64.16%75.34%。COD1002mg/L500mg/L。2O3/H2O2O3COD87.45%COD351mg/L。O3/H2O2H2O2883。TOC、B/C、、pH。3HCO3－O3/H2O2COD·OH。4O3O3/H2O2CODTOC。[][1].[J].20083966-10.LiShi-zhongGaoGuan-daoZhangAi-yong.Researchprogressonchemicalflocculationinpharmaceuticalwastew－atertreatment[J].IndustrialWaterandWastewater20083966-10.inChinese[2]KümmererKMersch-SundermannVAl-AhmadA.Biodegradabilityofsomeantibioticseliminationofthegeno-toxicityandaffectionofwastewaterbacteriainasimpletest[J].Chemosphere2000407701-710.[3].[M].2002:80-83.ChuJin-yuWuChun-duChenWan-jin.OzoneTechnolo－gyandApplication[M].BeijingChemicalIndustryPress2002:80-83.inChinese[4].[M].4.2002:91-283.NationalEnvironmentalProtectionAgency.WaterandWastewaterMonitoringAnalysisMethod[M].FourthEdition.BeijingChinaEnvironmentalSciencePress2002:91-283.inChinese[5].O3/H2O2[J].2009324163-165.LanshuangWangBingJiangWan-yi.Experimenta1studyonadvancedtreatmentofdrillingwastewaterbyO3/H2O2[J].EnvironmentalScience&Technology2009324163-165.inChinese[6].COD[J].200628324-26.QiuTingLiuZhi-qiangMiaoQunetal.FurtherremovalCODofcanwastewaterbyozoneoxidation[J].SouthwestWaterandWastewater200628324-26.inChinese[7].O3/H2O2[J].200823358-361.LiShao-fengLiangYuanZhangRong-quanetal.Im－pactsofreactivefactorsonatrazinedegradationbyO3/H2O2[J].ChineseJournalofEnvironmentalEngineering200823358-361.inChinese[8].O3/H2O2O3/Mn[J].200425172-77.ShiFeng-huaMaJun.ComparativestudyonO3/H2O2andO3/Mnprocessforremovalofrefractoryorganicsinwater[J].EnvironmentalScience200425172-77.inChinese[9]YuYing-huiMaJunHouYan-jun.Degradationof24-dichlorophenoxyaceticacidinwaterbyozonehydrogenperoxideprocess[J].JournalofEnvironmentSciences20061861043-1049.61HuangWei-laiLiRui-xia.Integratedmanagementofurbanrivers[J].EnvironmentalScience