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(Movingbedbiofilmre-actor,MBBR)90[1]。、、、、、。MBBR,MBBR、、、,[2-7]。,、、MBBR。MBBR,、。11.1,,C6H12O6·H2O0.309g·L-1,0.0573g·L-1,0.0105g·L-1,0.02~0.04g·L-1。1。1.2MBBR1,,,,110cm,20cm,30L,。1.3pH:;COD:;NH3-N:;NO2--N:IC-1500;NO3--N:IC-1500;TN:TOC-V/TNM-1();DO:;:。1.4,,,24MBBR1,2,1(1.,410082;2.,518055):(MBBR),、pH、、。,HRT6h,COD300mg·L-1,15mg·L-1,30%,pH7,COD、、TN83.4%、80.1%、49.7%。:;;;:X703.1:A:1000-3770(2009)10-091-06:2009-02-17:(1984-),,,;:15274818490;E-mail:zhangpeng1996@163.com1Table1WaterqualityofurbandomesticsewageCOD/mg·L-1ρ(NH3-N)/mg·L-1ρ(TN)/mg·L-1ρ(TP)/mg·L-1pH100~3702.69~26.93.76~32.510.16~3.176.3~7.6PpHPP1MBBRFig.1SchematicdiagramofMBBRdevice3510200910TECHNOLOGYOFWATERTREATMENTVol.35No.10Oct.,200991DOI:10.16796/j.cnki.1000-3770.2009.10.022。,,、,,。:××=25mm×25mm×1.0mm,460m2·m-3,90%,96kg·m-3,0.91~0.94kg·m-3。1.5“”,9L,30%,COD300mg·L-1,15mg·L-1,pH7,,24h,,8h,10L(1/3),10L,24h,(,,),12h。2,COD2、3。23,,COD。2,27,COD,,COD200mg·L-1,14mg·L-1。7,COD30%,18%。11,。,COD。21,COD80%,60%,。22.12.1.1(HRT),(、),,10d,4d(2),COD4。4,,COD2~6h,6h,83%,COD50mg·L-1。2h6h,,,,,,,,,,,3691215182102468101214161820/d/mgL-10102030405060708090100/%3Fig.3EffectofbiofilmculturingloadontheremovalofNH3-N036912151821050100150200250300350/dCOD/mgL-10102030405060708090100/%2CODFig.2EffectofbiofilmculturingloadontheremovalofCOD2MBBRTable2OperationparametersofMBBRbiofilmculturing/d/m3·h-1ρ(DO)/mg·L-1/℃1~78~1415~212.52.52.51~2:12~3:13~4:14~53~43~426~2926~2926~2902468101214050100150200250300COD/mgL-1/h020406080100/%4CODFig.4EffectofHRTloadontheremovalofCOD351092,,。6h,COD,,,,,,,、,。,,6h,COD,COD。2.1.2pH5L·h-1HRT=6h,,30%,pH5、6、7、8、9,COD,5。5,pH6、7、8,COD,80%,pH59,COD,65%。CODpH,pH6~8,pH59,,COD。pH,,,pH,,,,,。2.1.3COD300mg·L-1,15mg·L-1,pH7,2、3、4、5、6h,30%、40%、50%COD,6。6,,COD,30%40%,COD40%50%。,,10%,COD,COD。,,,。,,,,COD。2.1.4CODMBBR,COD450mg·L-1,HRT6h,30%,pH7,COD。7。。24681012050100150200250300350400450/d0102030405060708090100/%COD/mgL-17CODFig.7EffectofimpactloadtheremovalofCOD23456505560657075808590COD/%/h30%40%50%6CODFig.6EffectoffillrateofsuspendedcarrierloadontheremovalofCOD45678910050100150200250300COD/mgL-1pH0102030405060708090100/%5pHCODFig.5EffectofpHloadontheremovalofCOD,MBBR937,COD450mg·L-1,,COD188mg·L-1,COD57.3%,,,10,COD81.3%,COD100mg·L-1,。CODCOD450mg·L-1188mg·L-1,,,,,MBBR。2.2NH3-NTN2.2.1NH3-NTN,NNH3-N,、NH3-N、NO2--NNO3--N,,NH3-NTN,MBBR,NNH3-N、NO2--NNO3--N,TN。MBBRNH3-NTN,HRT6h,COD300mg·L-1,NH3-N15mg·L-1,30%,pH7。,NH3-NTN8。8,,NH3-NTN,HRT2~6hNH3-NTN。,,,,COD,,NH3-NTN。6h,NH3-NTN,,TN5mg·L-1,NO2--NNO3--N,,,,,TN,,,,,。2.2.2pHNH3-NTN9,pH6、7、8,NH3-NTNpH,pH=8,pH7.4~8.3,pH8,NH3-NTN。pH5,NH3-NTN,pH,TN。pH9,NH3-NTN,pH5,pH,pHpH,pHNH4+NH3,NH3-NTN。2.2.3NH3-NTNCOD,NH3-NTN,10。,,NH3-NTN,,46810122468101214161820/mgL-1TNTN/h405060708090100/%8TNFig.8EffectofHRTloadontheremovalofNH3-NandTN456789102030405060708090100/%pHTN9pHTNFig.9EffectofpHloadontheremovalofNH3-NandTN3510942、3、4h,,5h,NH3-NTN,。,,,,,。2.2.4NH3-NTNMBBR,NH3-N25mg·L-1,COD300mg·L-1,HRT6h,30%,pH7,NH3-NTN。11,,,15mg·L-1,TN18mg·L-1。,TN,10,NH3-N10mg·L-1,TN14mg·L-1。MBBR。2.32.3.1MBBR,MBBR,:,、,,,;,、、,,,,;,,,,,、3。,,,、。,:,,(SND)[8]。,MBBR,MBBRSND。2.3.2,。,,,,,,,,。,TN,,,,TN。,。3MBBR,HRT6h,COD234560102030405060708090100/%/hNH3-N30%40%50%TN30%40%50%10、TNFig.10EffectoffillrateofsuspendedcarrierloadontheremovalofNH3-NandTN024681012051015202530TNTN/d/mgL-120304050607080/%11TNFig.11EffectofimpactloadtheremovalofNH3-NandTN,MBBR952010《》《》,、,“”()。:CN32-1786/X,:ISSN1674-4829。,、、,、、、、。、、、、、,、、、。、、、、,。,16,80,25。()8/,48。,:28-179,。:60(221002):0516-82365781,85635681:0516-85737126E-mail:jshjkj@126.comSTUDYONTHECHARACTERSOFTREATINGURBANSEWAGETOREMOVEPOLLUTANTSWITHMBBRPROCESSZhangPeng1,YuanHuizhou2,KeShuizhou1(1.CollegeofCivilEngineering,HunanUniversity,Changsha410082,China;2.SchoolofConstructionandEnvironmentalEngineering,ShenzhenPolytechnic,Shenzhen518055,China)Abstract:Atpresent,alargenumberofsmallandmedium-sizeurbanwastewatertreatmentplantsarebeingconstructedinChina.MovingBedBiofilmReactorprocess(MBBR),whichischaracteristicoflow-cast,highefficiency,simpleoperationandmanagement,hasabroadprospectinapplication.TheurbandomesticsewageinSouthtropicalandsubtropicalwithMBBRwasstudied,includingtheeffectofHRT,pH,fillingrateofsuspendedcarrierandimpactloadonthetreatmentresultsofthereactor.TheresultsshowedthattheremovalrateofCODcanreach83.4%,theremovalrateofNH3-Nis80.1%andtheremovalrateofTN-Nis49.7%whentheHRTis6h,theCODconcentrationofinfluentis300mg·L-1,theNH3-Nconcentrationofinfluentis15mg·L-1,thepHisaround7.Keywords:MBBR;HRT;suspendedcarrier;NH3-N300mg·L-1,15mg·L-1,30%,pH7,COD83.4%,80.1%,TN49.7%。,,。MBBR,,,COD。、。:[1]BjomRusten,ChandlerH.Johnson,SteveDevall,etal.Biologicalpretreatmentofachemicalplantwastewaterinhigh-ratemovingbedbiofilmreactors[J].WatSciTech.,1999,39(10-11):257-264.[2]Chistensson,Magnus,Welander,etal.Treatmentofmunicipalwastewaterinahybridprocessusinganewsuspendedcarrierwithlargesurfacearea[J]WaterScienceTechnol.,2004,49(11-12):207-214.[3]RustenB,HellstrEmBG,HellstrEmF,etal.Pilotandprelimi-narydesignofmovingbedbiofilmreactorsnitrogenremovalattheFREVARwastewatertreatment[J].
本文标题:MBBR法处理城市污水去除污染物的特性研究张鹏
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