UASB和ABR在常温下处理生活污水的性能比较研究邓华健

1。[1,2]。UASBABR[34]。。22.1ABR、、52.4cm、17cm46cm30.44L。4。UASB150mm1000mm180mm400mm27.8L17.7L6。2.2COD[5]NH4-N[5]TOC、TNTOC-TNSS105℃[5]pHPHS-3CpHVFA[6][6]。2.3。1。UASBABR300381：，。，(UpflowAnaerobicSludgeBlanketReactor，UASB)(AnaerobicBaffledReactor，ABR)。：UASBABR，HRT，ABRCODSSUASB；HRT，12h，UASB，COD。ABRUASBCOD。：ABR；UASB；；；：X703：B：1003-2029（2010）01-0117-0429120103OCEANTECHNOLOGYVol.29，No.1Mar，2010：2009-10-18/℃pH(mg/L)SS(mg/L)COD(mg/L)(mg/L)(mg/L)9～29.27.12～8.46170～60044.7～1381.2225～177221.5～90.318.2～65.633.1ABR8a。UASB4L30g/LVSS/MLSS=0.45。16～25℃HRT=24hABR。UASB1。15.1～29.2℃170dUASBABR。2。3.23.2.1COD2HRT=18～24hUASBABR1292UASBABRHRT/h（℃）pHVFA(mg/l)（mg/l）COD（%）SS（%）UASB2419.0～28.57.84～8.5660～130395～65580.7～94.5(88.0)84.8～98.4（95.5）1824.1～29.48.08～8.6155～150210～40066.1～96.6(83.7)72.4～97.4(90.2)1220.7～25.38.05～8.37110～160290～55060.7～89.9(77.6)79.8～98.2(89.2)815.1～19.27.91～8.23165～210320～60064.3～72.3(67.4)47.5～82.1(63.1)615.7～15.87.76～8.04174～240350～61061.2～71.9(67.3)60.0～65.7(62.5)ABR2419.0～28.57.70～8.8655～130220～55088.6～94.6（91.7）88.5～100（94.5）1824.1～29.47.48～8.3970～110170～41080.9～94.6(88.7)76.9～94.7(93.8)1220.7～25.37.83～8.07110～170450～57063.7～86.1(75.3)76.6～93.7(92.6)815.1～19.27.36～8.09145～200470～55039.5～74.7(55.4)58.6～79.4(69.7)615.7～15.87.44～7.66125～170420～51040～71.3(55.2)61.3～80.2(70.9)：。CODABRUASBCODCOD。HRT=12hABRUASBCOD。HRT6h、8hUASBCODABRCODHRT6hUASBCOD71.4%ABR58.1%。HRTUASBUASBUASBCODABR。HRTUASBCOD。3.2.2SS2UASBABRSS。HRT24hUASBSSABRHRT24hABRSSUASBABRSS。HRTABRSSHRTUASBSS。3.33.3.1UASBABRCODUASBABRCOD1。1ABRCODUASB。ABRUASBCOD。ABRCODUASB2.2kgCOD/(m3·d)COD2.2kgCOD/(m3·d)COD。ABRCOD。3.3.2UASBABRCODHRT=24h37UASBABRCOD2。2ABRUASBCOD。ABRCODUASB。ABRCODUASB。18h6hUASBUASBCODUASBABR。1COD2UASBABRCOD118：UASBABR1AComparativeStudyofUASBandABRinTreatingDomesticSewageatNormalTemperatureDENGHua-jian（TianjinUrbanInfrastructureBureau,Tianjin300381,China）Abstract：Sewagedischargehasasignificantimpactonmarineenvironmentincoastalcities.Theperformancesoftreatingdomesticsewageatnormaltemperaturewereinvestigatedinanupflowanaerobicsludgeblanket(UASB)reactorandananaerobicbaffledreac-tor(ABR).TheresultshowedthatboththeUASBandtheABRachievedbetterremovalefficienciesoftotalCODandSSintreatingdomesticsewage.ThePerformanceoftheABRintermofCODremovalandSSremovalwassuperiortotheUASBreactoratlongerHRT.WhenHRTwasdecreasedandHRT＜12h,increasingupflowvelocitiesintheUASBresultedinimprovingofCODremovaleffi-cienciesoftheUASBreactor.Forbothreactor,decreasingthetemperaturebroughtaboutandecreaseinCODremovalefficiencies.Keywords:ABR;UASB;anaerobictreatment;domesticsewage;normaltemperature4UASBABR1HRTABRCOD。HRTUASBUASBCOD。2ABRABRSSUASB。3UASBABRCODHRTABRUASBHRTUASBABR。40～4.2kgCOD/(m3·d)ABRCOD。UASBABRCOD。：[1]LettingaG,vanNelsenAFM,HobamaSW,etal.Useoftheupflowanaerobicsludgeblanketreactorconceptforbiologicalwastewatertreat－ment,especiallyforanaerobictreatment[J].BiotechnologyandBioengineering,1980,22:699-734.[2]ElmitwalliTA,SklyarV,ZeemanG,etal.Lowtemperaturepre-treatmentofdomesticsewageinananaerobichybridorananaerobicfilterreac－tor[J].BioresourceTechnology,2002,82:233-239.[3]DamaP,BellJ,FoxonKM,etal.Pilot-scalestudyofananaerobicbaffledreactorforthetreatmentofdomesticsewage[J].WaterScienceandTechnology,2002,46(9):263-270.[4]MahmoudN,ZeemanG,GijzenH,etal.Anaerobicsewagetreatmentinaone-stageUASBreactorandacombinedUASB-Digestersystem[J].WaterResearch,2004,38:2348-2358.[5].[M].1997.[6].[M].1998.119