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:2003-07-30.:(1969-),,,:,.1,2,1(1.,518052;2.,518114):,,,,.,,.8h8h,.:;;:X703.1:A:1672-0946(2003)05-0557-04Studyoncompoundbio2reactortechnologyintreatingdyingwastewaterLIUWei1,YUANYi2bo2,ZHANGXiao2yu1(1.ShenzhenWaterSupplyGroup,Shenzhen518052,China;2.ShenzhenBujiWaterSupplyCompany,Shenzhen518052,China)Abstract:Compoundbiologicaltreatmenttechnologycombinedthesuspendedgrowthactivatedsludgeprocessandfixedgrowthbio2filmprocess,hastheadvantagesofboththehighefficiencyofsuspendedgrowthandthegoodadaptabilityandstabilizationoffixedgrowth.Thebiologicalamountisincreasedthevolumeutilizationefficiencyofthebio2reactor,makeitpossibletobeop2eratedwithhighefficiencyandstabilization.Compoundhydrolysisacidificationreactorandcom2poundaerobicbio2reactorwereusedtotreatdyingwastewaterinthispaper,theresultsshowedthatthehydrolysisacidificationreactorcouldimprovethebio-degradationabilityofwastewater.Theeffluentofthesystemcouldmeetthedischargingstandardthrough8hoursofhydrolysisacidi2ficationfollowedby8hoursofcompoundaerobicbiologicaltreatment.Keywords:compoundbiologicalreactor;hydrolysisacidification;aerobictreatment,,,.,,,,,,,[1].195200310()JournalofHarbinUniversityofCommerceNaturalSciencesEditionVol.19No.5Oct.2003©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.中国城镇水网(mgL-1)BODP(mgL-1)NH3-NP(mgL-1)SSP(mgL-1)pH1100-2000400-65070-120140-2206-81500460901806-8,13002000mgPL,,(BODPCOD0.3),,.,-,,1.1Figure1Flowchartofexperiment,,2,.30L,,20%,612h.30L,30%,612h,2mgPL.1.3,,(170460m2Pm3),,.2.2Table2CharacteristicparameterofthefillingPm3PmmPgcm-3Pm2m-3P%7000501.082808922.1[2],11,,.,12h.2,,0.4.1200mgPL,,4000mgPL,5000mgPL,COD300mgPL,.2.28h,CODBOD23.2CODFigure2VariationofCODinandouthydrolizationbasin3BODFigure3VariationofBODinandouthydrollizationbasin855()19©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.中国城镇水网(460P1500)0.41(385P930),.pHCOD,45.4HRTCODFigure4EffectofHRTonCODremovalrateinhydrolizationbasin5pHCODFigure5EffectofpHonCODremovalrateinhvdralizationbasin478h,COD,COD,COD.5,pH,pH5.56.5,pH,.2.36CODFigure6VariationofVODinandoutCompoundaerationbio2reator,78h67.7BODFigure7VariationofBODinandoutcompoundaerationbio2reator,CODBOD,,.COD230mgPL,COD75%,BOD45mgPL,BOD83%.:(1)MLVSSPMLSS75%,;(2),,,;(3),.,,,,,,,[3].,89.8HRTCODFigure8EffectofHRTonCODremovalrateinaerationtank,:HRT,DO,,8,89h.92mgPL,COD,4mgPL,COD9555,:©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.中国城镇水网(1),,,,.(2)COD1500mgPL,BOD460mgPL,.,8h,8h,.(3),,.:[1].[D].:,2000.[2].[M].:,1993.[3],.[J].,2002,20(1):19-21.[4],,.-[J].:,2003,19(3):271-273.(552)2Table2ComparisonofpollutionremovalatthetwostagesP(mgL-1)P(mgL-1)P%P(mgL-1)CODP(mgL-1)P%P%P(mgL-1)P%0.860.178046.394.888931.4812.8259.81.390.456838.3515.955836.4418.7649.0,,,,.:[1],.[J].,1996,16(6):76-78.[2],,.[J].,1998,31(5):52-57.[3].[D].:,2003.065()19©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.中国城镇水网