MBBR处理模拟城市污水的工艺条件胡龙兴

11220054()JOURNALOFSHANGHAIUNIVERSITY(NATURALSCIENCE)Vol.11No.2Apr.2005:2004-03-03　:(1961～),,,,.E-mail:[e-mail]　　:1007-2861(2005)02-0201-05MBBR胡龙兴1,　赵江冰1,　M.Baudu2(1.,200072;2.,):,、,,.:CODCr200～550mgL、4h,CODCr85%;NH3-N5.63kg(m3·d)0.47kg(m3·d),NH3-NTN40%.:;;;:X703　　　:AProcessConditionsofSimulatedMunicipalWastewaterTreatmentwithMBBRHULong-xing1,　ZHAOJiang-bing1,　M.Baudu2(1.SchoolofEnvironmentalandChemicalEngineering,ShanghaiUniversity,Shanghai200072,China;2.LSEE,FacultyofSciences,UniversityofLimoges,France)Abstract:ApilottestofsimulatedmunicipalwastewatertreatmentwithamovingbedbiofilmreactorwascarriedouttostudytheeffectsofHRT,CODCrandNH3-Nconcentrationofinfluent,volumetricloadonthetreatmentperformanceandresultsofthereactor.Thesludgeyieldandnitrogenbalancewerecalculated,andthebiologicalphaseofbiomassinthereactorwasobserved.TheresultsshowthatwhentheCODCrconcentrationofinfluentis200～550mgL,HRTis4h,theremovalrateofCODCrwasmorethan85%;Whentheinfluentorganicloadis5.63kg(m3·d)andtheNH3-Nloadwas0.47kg(m3·d),theremovalratesofNH3-NandTNareabout40%.Keywords:wastewatertreatment;organiccompounds;NH3-N;movingbedbiofilmreactor　　(MovingBedBiofilmReactor,MBBR)2080.,,,.,,、、、、、.,MBBR、,[1～4].MBBR,,.1　1.1　,12.1　Tab.1　Compositionofsimulatedmunicipalwastewaterg9.452.025.4g4.69.250.0　　:200L2　Tab.2　WaterqualityofsimulatedmunicipalwastewaterCODCr(mg·L-1)BOD5(mg·L-1)pH175～55075～3006～8NH3-N(mg·L-1)(mg·L-1)17～62450～6501.2　pH:;CODCr:;NH3-N:;NO2--N:N-(1-)-;NO3--N:;VSS:[5];DO:;OLYMPUS-CX31.1.3　　　MBBR1,,,,70cm、30cm,38L,40%,.1-,2-,3-,4-,5-,6-1　MBBRFig.1　SchematicofMBBRsystem1.4　,,.,,,、.,,,,.3.3　Tab.3　Technicalparametersofmediamm(m2·m-3)%50350～36090(kg·m-3)80～901.5　“”.,24h,,,.,.30d,,.,.2　pH6～8、18～25℃、DO3～6mgL,.2.1　2.1.1　CODCr,,.CODCr.2CODCrCODCr.　　2,CODCr1～7kg(m3·d),CODCr90%,CODCrCODCr.,CODCr,CODCr.CODCr.CODCr202　　　　()11　15kg(m3·d),CODCr80%,MBBR.2　CODCrCODCrFig.2　EffectofCODCrvolumetricloadontheremovalofCODCr2.1.2　CODCrCODCrCODCrCODCr3.3　CODCrCODCrFig.3　EffectofinfluentCODCrconcentrationontheremovalofCODCr　　3:CODCr200mgL550mgL,CODCr.,CODCr,,,CODCr.,CODCr,CODCr,MBBR.2.1.3　CODCrCODCr7kg(m3·d)、12h,,.CODCr7kg(m3·d)10kg(m3·d)7kg(m3·d)15kg(m3·d)2.12h,CODCr.2CODCr4.4　CODCrFig.4　EffectofshockloadontheremovalofCODCr　　CODCr7kg(m3·d)10kg(m3·d),CODCr,,89%.CODCr7kg(m3·d)15kg(m3·d),CODCr,60h74%,.,,、,,CODCr.,MBBR.2.2　NH3-N2.2.1　NH3-NNH3-NNH3-NTN,56.5　NH3-NNH3-NFig.5　EffectofNH3-NvolumetricloadontheremovalofNH3-N　　56:NH3-NTNNH3-N.NH3-N0.15～0.20kg(m3·d),NH3-NTN,80%50%.CODCr1.72～2.64kg(m3·d),,203　2,:MBBR　　　　,,NH3-N,.NH3-N0.50kg(m3·d),NH3-NTN,30%.CODCr7.47～14.93kg(m3·d),,,,.,.6　NH3-NTNFig.6　EffectofNH3-NvolumetricloadontheremovalofTN2.2.2　NH3-N7　NH3-NFig.7　EffectofinfluentNH3-NconcentrationontheremovalofN　　7,NH3-N(CODCr1.96kg(m3·d)5.63kg(m3·d),NH3-NTN.NH3-NNH3-N,,.NH3-N48mgL,NH3-NTN40%,.2.2.3　　　NH3-N0.35kg(m3·d)、1～8kg(m3·d).8,1.9kg(m3·d),NH3-NTN80%50%.7.5kg(m3·d),NH3-NTN40%.,,NH3-NTN.、,.8　Fig.8　EffectoforganicloadontheremovalofN2.3　2.3.1　,SS,.VSSVSS,.,CODCr,CODCr,4.　　,SS,SS.,VSSVSSVSS.4,CODCr,CODCr7.08kg(m3·d),0.12(gVSSgCODCr),CODCr90%.MBBRCODCr、,、.2.3.2　　　,,,NH3-NTN.,NH3-N、NO3--N、NO2--N,TN.10%204　　　　()11　.(VSS),,NH3-N()5.4　Tab.4　CalculationofthesludgeyieldCODCr[kg·(m3·d)-1]CODCrVSS　CODCr(mg·L-1)　CODCr(mg·L-1)CODCr%　VSS(mg·L-1)　VSS(mg·L-1)(gVSSgCODCr)2.49345.7830.749110.79.80.064.75340.1122.389314.610.40.087.08341.4635.029025.810.70.125　Tab.5　CalculationofTNmaterialbalanceNH3-N[kg·(m3·d)-1](mg·L-1)　NH3-NTN　NH3-NNOX--NTN(mg·L-1)TN%0.2332.3332.336.259.6315.8816.452.0514.40120.4129.0229.0212.026.6218.6210.402.507.90240.7536.2836.2822.411.1023.5112.773.659.1229　　5,NH3-N,.NH3-N0.75kg(m3·d),71%.,MBBR,.2.4　MBBR.CODCr200～550mgL、4h,,,、、、、、,.,,.,、.,MBBR.、、、、,.,,,,.3　　(1)MBBR.CODCr200～550mgL、4h,CODCr85%,.NH3-N5.63kg(m3·d)0.47kg(m3·d),NH3-NTN40%,.(2),MBBR,NH3-N0.75kg(m3·d),71%.(3)MBBR、.,MBBR.(下转第211页)205　2,:MBBR　　　　[3]　,　.[J].,2000,12(3):42—44.[4]　,　.[J].1999,12(3):74—77.[5]　ShrishailappaBadami,MaheshGuptaKumar,SureshB.Antioxidantactivityoftheethanolicextractofstrigaorobanchioides[J].JournalofEthnopharmacology,2003,85(2,3):227—230.[6]　LuYinrong,YeapFooL.Antioxidantactivitiesofpolyphenolsfromsage(salviaofficinalis)[J].FoodChemistry,2001,(2):197—202.[7]　AljadiAM,KamaruddinMY.EvaluationofthephenoliccontentsandantioxidantcapacitiesoftwoMalaysianfloralhoneys[J].FoodChemistry,2004,85(2):513—518.[8]　WrightJamesS,JohnsonErinR,DilabioGinoA.Predictingtheactivityofphenolicantioxidants:theoreticmethod,analysisofsubstituenteffects,andapplicationtomajorfamilyofantioxidants[J].JAmChemSoc,2001,123:1173—1183.[9]　Sanchez-MorenoConcepcion,LarrauriJoseA,Saura-Ca-lixtoFulgencio.Aproceduretomeasuretheantiradicalefficincyofpolyphenols[J].JSciFoodAgric,1998,76:270—276.[10]　,　,,.3,5--4-[J].,1996,21(1):42—44.[11]　,,　.P[J].,1999,15(2):369—373.(编辑:周箴纬)(上接第205页):[1]　RustenB,HellströmBG,HellströmF,etal.PilottestingandpreliminarydesignofmovingbedbiofilmreactorsfornitrogenremovalattheFREVARwastewatertreatmentplant[J].WatSciandTech,2000,41(4,5):13—20.[2]　AndreottolaG,FoladoriP,RagazziM.Upgradi