UBF厌氧反应器处理高pH值退浆废水的启动试验研究

283Vol128No1320068JournalofHebeiInstituteofTechnologyAug.2006:1007-2829(2006)03-0134-04UBFpH1,2,3,3(11,063009;21,,210036;31,210098):UBF;;;:UBF,,(353)COD2000mg/LHTR24hOLR210kgCOD/m3dpH7162,COD,;YDT:YDTCODYDT2%8%:X703:A,(,)CODCOD6070%,80%,,COD,5055%,15%[1,2],PVA()CMC(),PVA,,BOD5/CODcr01064,(pH14),[3]UBF(UASB)(AF),,UBF,,(OLR),UBF,,[4],11112UBF,90mm,1200mm,613L,YDT,,35,111;21;31;41;51;61;71NaOH;81;91;101PVC;1111UBF:2005210226©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:COD400010000mg/L,BOD54002000mg/L,pH1214,SO2-4120270mg/L,NH3N61221214mg/L,1002200113COD:;pH:pHpH;:;(VFA):;:;SS:;114,UBF,215L:(1212d)25%+(13219d)50%+(20225d)75%+(26230d)100%(31239d)CODNP20051,(HRT)24h,(OLR)210kgCODm3dpH710,pH716SRBMPB[5],pH,pH(COD/SO42-42)2211(COD)UBF(YDT)2,,,,CODcr8012%;,,,,CODcr8414%;,,UBF,CODcr,:73136%71187%66135%UBF,2(HRT=24h)CODcr/[SO42-4]=1193,CODcr8414%,,SO42-4UBFpH715,,UBF212YDTUBFCODYDTUBFCOD35313,:UBFpH©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(4),,,PVA,TSS6813g/L,VSS3415g/L214UBF,,(40d),,(15),12,,,HRT24,31%,,4d,COD65%,3(1)COD2000mg/LHTR24hOLR210kgCODm3dpH71625,,,(2)YDT:YDT(3)UBF,:[1]1[M]1:,2000141[2]HPWeberetal1[J]1,1997,(2):242261[3],1[M]1:,2002141[4]Guiot.S.R.,andVandenBergL.,Performanceandbiomasretentionofupflowanaerobicreactorcombiningasludgeblanketandflitertrea2tingsugarwaste,BiotechnologyandBioengineering,1985,(27):80028061[5],,,1[J]1,2002,(18):18222163128©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(11CollegeofCivilEngineeringandArchitecture,HebeiPolytechnicUniversity,TangshanHebei063009,China;21JiangsuInstituteofEnvironmentalScience,Nanjing,Jiangsu210036,China;31SchoolofEnvironmentalScienceandEngineering,HehaiUniversity,NanjingJiangsu210098,China)Keywords:UBFreactor;desizingwastewater;quickstart2up;granularsludgeAbstract:Thearticleisfocusedonstart2upofanaerobicUBFreactorfortreatingpoordegradabledesizingwastewater.ThestartupofUBFreactor,thefiltermediumretainedthebiomassandthecultivationofanaerobicgran2ularsludgeadapttodesizingwastewaterwascompletedwithintwomonthperiod.ThestartupresultsofstudyshowedthatUBFreactorischaracterizedbyfaststartup,operationstableandeffectivetreatmentcapacityatatmiddletem2perature(353)CODofinfluentisabout2000mg/LHRTis24horganicloadingrate(OLR)is210kg2CODm3dandpHisabout716.ComparedwiththeYDTfiltermediumandmixingfiltermediumfound,mixingfil2termediumwasveryeffectiveasagas2liquid2solidseparator,retainingbiomassbetterthanYDTfiltermediumandhigherCODremovalrateabout2%to8%thanYDTfiltermedium.(133)RemovalofNaturalOrganicMatter(NOM)inDrinkingWaterbyConventionalTreatmentProcessJIANGDeng2ling1,BOGuo2zhu1,NIGuo2wei1,XULi2li2,SUNShan2li2(11CollegeofCivilandArchitecturalEngineering,HebeiPolytechnicUniversity,TangshanHebei063009,China;21TangshanMunicipalWastewaterCo.Ltd,Tangshan,Hebei063000,China)Keywords:drinkingwater;naturalorganicmatter(NOM);nonpurgeableorganiccarbon(NPOC);assimilableorganiccarbon(AOC);removalefficiencyAbstract:Removalofnaturalorganicmatterindrinkingwaterbyconventionaltreatmentprocess(coagulation2sedimentation2sandfiltration)wasinvestigatedinnorthChina.AverageremovalefficiencyofCODMnbyconventionaltreatmentprocesswas1617%.TheremovalefficiencywasinfluencedbytheconcentrationofCODMnofrawwaterandtemperature,whichwasbetterwhenthebothwerehigh.Removalefficiencyofnonpurgeableorganiccarbon(NPOC)was1617%.Assimilableorganiccarbon(AOC)concentrationincreased5513%aftertreatmentbecauseofchlorination.AverageAOCconcentrationoftreatedwaterwas160163g/L.Thedrinkingwatercannotmeetabiostabilitycriteriaof10g/L.7313,:UBFpH©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.