SBR法降解高浓油脂废水的活性污泥菌驯化及小型连续处理

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(11,100027;21,100029)2SBR,20LSBR,SBRSBR,,,,COD95%90%,SBRX703A100829241(2006)1120106204Dominativebreedingofactivatedsludgeforcontinuouspilot2scaleSBRprocessingofhighlipid2containingindustrialwastewaterLiuNini1,2GuoXingyao1WangZhang1HuYujie1LiuKunyuan2(11ChinaNationalInstituteofFoodandFermentationIndustries,Beijing100027;21CollegeofChemicalEngineering,BeijingUniversityofChemicalTechnology,Beijing100029)AbstractAccordingtothetechnologicalrequirementsofabiologicalprocessofhighlipid2containingwastewaterbyacontinuoustreatmentusingyeastbiodegradationastheprimaryprocessingandSBRasthesec2ondary,dominativebreedingofactivatedsludgetakenfrommunicipalwastewatertreatingstationswascarriedoutbyusinga20LSBRpilottest.TheoperationresultsofthecontinuouspilotSBRprocessingofhighlipid2contai2ningindustrialwastewaterusingthebredsludgedirectlyshowedthatthisSBRprocessingtechnologywasavaila2blewithastrongresistanceagainstchangeableenvironmentalloading,andthatthewholetreatingsystemwentsmoothlyandstablywithanefficientremovalcapabilityofwastelipidandCODforoverthan95%and90%re2spectively.ThequalityofthetreatedwatercouldsatisfythefirstclassrequirementsofChinanationalstandards.Keywordssequencingbatchreactor(SBR);activatedsludge;lipid2containingwastewater;biodegrada2tion:2004-04-30;:2006-06-14:(1979),,,3,E2mail:[e-mail],,2000,5000t,700t,,[1]COD10000mg/L,,,COD,SBR(sequencingbatchreactor),20[2],,[3,4]SBR,,SBR©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(Candidasp.)WZFF.G2284[3],[5]SBR,,,,2150mL500mL,200r/min,30,48h,,5%10%10L(),,pH610810,6501250mg/L,COD10002300mg/L,BOD55001600mg/L,SS5001000mg/L,25004000,SBR1.3SBRSBR,40cm,30cm,30cm,27L,,3,50%,,(1)1SBRFig.1DiagramofSBRequipment1.4,pH(GB692021986),COD(GB1191421989),BOD5(GB748821987),(GB/T1648821996),SS(GB1190121989),(GB60521988),(DO)(GB748921987)22.1SBR,,,SBR,1%50%,COD500mg/L;NH4ClNaH2PO4,CODNP=10051,,COD5d,,2,10L,10%,,,20d,48h,,,COD,,,COD701©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(3),,,,,3SBRFig.3Dominativebreedingresultsofactivatedsludges2.2SBRSBR,pH,NPSBR2,10L,,COD,,8h,,,SBR(HRT)10h,12h(015h,8h,1h,015h,2h),COD1800mg/L,,,415d,COD1800mg/L,300600mg/L,SBRCOD4SBRCODFig.4CODeliminationduringthecontinuousSBRprocessing,SBR,COD8611%,9713%,9314%,,COD23519mg/L,150mg/L,9717mg/L,[6]5SBR,SBR20mg/L,5SBRFig.5WastelipideliminationduringthecontinuousSBRprocessing801©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(SVI),SVI100,30d,SBR,CODBODSS,,3,SBR,2SBR2,,,,COD(5001800mg/L)(300600mg/L),SBR:SBR600mg/L,COD1800mg/L,pH710,,12h(015h,8h,1h,015h,2h),,COD,95%90%,SBR,,,,SBR,[1],..,2003,28(2):6567[2],..:,2000.77147[3],,..,2002,8():203206[4],,,..2002,.:,2002.76[5],,,..,2003,28(11):7174[6].GB897821996901