UASBSBR工艺去除生活污水中磺胺二甲基嘧啶的试验研究田世烜

SM2Sulfamethazine、、[1]。ng·L-1～μg·L-1SM2[2]。、[3]。[4]。、A/O、A2/O[5]。SM2。UASB[6]。UASB。UASB。UASB-SBRSM2。11.1CAS57-68-199%ACROS。、NH4ClKH2PO4Ca、Mg、Fe、Cu。COD200～500mg·L-1TN25～40mg·L-1TP2.0～7.0mg·L-1SM240～80μg·L-1pH6.0～9.0。1.21。UASB2.3m15L。SBR9LSBR-----UASB-SBR201620UASB-SBRSM2SM2。UASB-SBRSM220℃UASBHRT8hCOD0.5～1.2kg·m-3·d-1pH7.0～8.0COD、SM270%、35%。SM2SBR3hSRT20dCOD、TN、TPGB18918－2002SM25～8μg·L-1SM290%。SM235%55%SM2。UASB-SBRX799.3A1000-3770(2011)04-0084-004[e-mail]37420114TECHNOLOGYOFWATERTREATMENTVol.37No.4Apr.,201184DOI:10.16796/j.cnki.1000-3770.2011.04.024。20℃。UASBMLSS80.79g·L-1m(MLVSS)/m(MLSS)=0.91～5mm。UASB21/3。SBRSV30=30%。UASB1SM2。1.3COD-TN-TP-pHpHMulti340iWTW。SM2SPE-HPLC。。3mL1mL·min-1[7]。5mL1.2mL·min-1。500mL0.45μm5mL·min-1。5mL。5mL75%。AgilentZORBAXExlipseXDB-C18150mm×416mm5μm25℃AB1.0mL·min-1270nm20μL。5ng·mL-193.7%。22.1UASBSM22.1.1HRTHRT23。HRT6hCOD42%～53%HRT8～12hCOD65%～75%。HRTSM2HRT8h。2.1.2[8]。UASB。CODSM24。4COD0.5～1.2kg·m-3·d-1CODSM2。2UASBHRTCODFig.2EffectofHRTontheremovalofCOD0246810121416182022100200300400500COD
%CODmgLd01020304050607080901001Fig.1Experimentalsetup



SBR3UASBHRTSM2Fig.3EffectofHRTontheremovalofSM25678910111213253035404550556065
%
(SM2)mgLHRT/h0102030405060708090100UASB-SBR852.1.3pHpH。H2SO4NaOHpHpHCOD、SM25。5pH7.0～8.0CODSM2pH。UASBSM2pHpH7～8。2.1.4UASBHRT8hUASBCOD81～180mg·L-1COD65%～75%SM227～39μg·L-130%。UASBTNTP。SM2。2.2SBRSM2UASBSBRSM2。UASBSBRMLSS3000mg·L-16h1h3h1h0.5h0.5h。DO2～4mg·L-1。2.2.1SBR4h0.5hCOD、TN、TP、SM26。6。1hCOD40%COD3hCODCOD30～60mg·L-1。TN、TP2h4mg·L-10.5mg·L-1。SM21.5h3h80%5μg·L-1。SM2SM2SM2。SM2。SM23h。2.2.2SRT7。SRTSRT5、10、15、20、25d。7CODSRTTN、SM2SRTSRT。SRT5dTNSM240%45%SRT20dTNSM280%SRT25d20d。SRTSM2TN。TPSRTSRT5dTP90%SRT25d60%。SRT4CODSM2Fig.4EffectofLVontheremovalofCODandSM20.40.50.60.70.80.91.01.11.21.30102030405060708090100COD
kgmd%5pHCODSM2Fig.5EffectofpHontheremovalofCODandSM26Fig.6Effectofaerationtimeontheremovalofpollutant0.51.01.52.02.53.03.54.04.50102030405060708090100
h%37486。SRT20dTP75%1.5mg·L-1B[9]。SM2SRTSRT20dCOD、TN、TP、SM263%、83%、75%84%。2.3SBRDO2～4mg·L-13hSRT20dpH7.0～8.0COD40～60mg·L-180%～88%TN4～6mg·L-183%～85%TP0.5～2.0mg·L-171%～75%SM25～8μg·L-187%～90%。3UASB-SBR。UASBSM220℃HRT=8hCOD0.5～1.2kg·m-3·d-1pH7.0～8.0COD、SM270%35%UASB。SBRSBR3hSRT20dCOD、TN、TP84%、84%、73%。SM25～8μg·L-190%。UASBSBRSM235%55%COD70%14%SM2CODSM2。[1],,,.42HPLC[J].,2009,28(6):108-111.[2]KolpinDW,FurlongET,MeyerMT,etal.Pharmaceuticals,hormones,andotherorganicwastewatercontaminantsinUSstreams,1999～2000:Anationalreconnaissance[J].EnvironSciTechnol.,2002,36(6):1202-1211.[3],,,.-、、[J].,2009,28(8):909-913.[4],.[J].,2009,35(6):50-52.[5],,.PPCPs[J].,2009,29(7):15-17.[6]ATawfik,AOhashi,HHarada.Sewagetreatmentinacombinedup-flowanaerobicsludgeblanket(UASB)-down-flowhangingsponge(DHS)system[J].BiochemicalEngineeringJournal,2006(29):210-219.[7],,,.[J].,2009,2(5):766-767.[8],,.UASB-SBR[J].,2005,25(10):21-23.[9]GB18918－2002[S].LAB-SCALESTUDYONREMOVALOFSULFAMETHAZINEFROMSEWAGEBYUASB-SBRPROCESSTianShixuan,ZhangMeng,ChenLiang,HuangManhong(CollegeofEnvironmentalScienceandEngineering,DonghuaUniversity,Shanghai201620,China)Abstract:Lab-scaleexperimentswereconductedtoinvestigatetheremovalpropertyofsulfamethazine(SM2)byUASB-SBRprocess.BasedontheremovalofSM2,nitrogenandphosphorus,theoperationalparameterswereoptimized.TheresultsindicatedthatUASB-SBRprocesshadhighremovalefficiencyonSM2.Whenthetemperaturewas20℃,theHRTwas8h,CODvolumeloadingrangedfrom0.5to1.2kg·m-3·d-1,pHwas7.0～8.0,theaverageremovalefficiencyofCODandSM2were70%and35%,respectively.TheSBRreactorwasfollowedtheUASBwhenthenitrogen,phosphorusandSM2hadlowremovalefficiency.WhentheaerationtimeandSRTwere3h,20d,respectively,theeffluentconcentrationofCOD,TNandTPreachtheFirstGradeofMunicipalWastewaterTreatmentPlantEmissionStandards（GB18918－2002）.TheeffluentconcentrationofSM2rangedfrom5to8μg·L-1andthetotalremovalefficiencyofSM2was90%.Theanaerobicandaerobictankscontributed35%and55%ofthetotallyremovedSM2,respectively,meaningSM2wasmorelikelytobedegradedintheconditionofaerobic.Keywords：UASB-SBRprocess;sulfamethazine(SM2);operationalparameters051015202530405060708090100SRT
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%7Fig.7EffectofSRTontheremovalofpollutantUASB-SBR87