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:2003-01-05::(1955-),,,,,.DAT-IAT1,2,1(11,110168;21,123000):DAT-IAT.1113,.30d,.BOD57716%9512%;CODCr2915%8613%;SS6417%9115%;NH3-N90%;TP6417%6716%..DAT-IAT.:;SBR;DAT-IAT;;:TU99112:A:1671-2021(2005)01-0043-04,DAT-IAT.1111(1).DAT-IAT,.,MLSS,.,,,;..(2).DAT-IAT,23d,,1h,.,3,MLSS1000mg/L,,,,.,MLSS,..,,.,.112:BOD550120mg/L;CODCr92156mg/L;SS40180mg/L;NH3-N2619mg/L;pH7117123;420,615;1113.221180%,20m3/d,25m3/d.93,3,3,3...212MLSSSV51(6#7#),2,3.522,,BOD55141218mg/L;7716%9512%;CODCr399415mg/L,2915%8613%;SS919mg/L,6417%9115%;NH3-N215313mg/L,9010%;TP111112mg/L,20051211()JournalofShenyangArch.andCiv.Eng.Univ.Jan.2005Vol121,No116417%6716%.,DAT-IAT.1MLSSSV5/d6#DAT(MLSS)/(mgL-1)SV5/%6#IAT(MLSS)/(mgL-1)SV5/%7#DAT(MLSS)/(mgL-1)SV5/%7#IAT(MLSS)/(mgL-1)SV5/%05-152376051500127204844805-2230826815821210801010461005-2634948917801322221423621566-024125711224001524021222091406-044322281121931423641127211606-05442130-2220-2744-2293-06-13522351-2244-2609-3677-2t/d/(mgL-1)(COD)(BOD5)(SS)(NH32N)(TP)/(mgL-1)(COD)(BOD5)(SS)(NH32N)(TP)/%(COD)(BOD5)(SS)(NH32N)(TP)/05-019--41----40----214--05-0311--53----29----4513--05-0513--122----54----5517--111305-0715--62----29----5317--05-142215612-183--7510-28--5119-8419--05-152313412-53--9415-28--2915-4711--131505-162412415-48--8411-10--3214-7912--05-172513219-45--5812-8--5612-8212--05-223015213531046--5812101315--611880166714--05-2432120145711101--8818121819--261277168111--05-2735151121141058--71189189--521591148415--161706-014022918114--8218-17--6410-8511--06-05442841211310118--391051410--861395129115--06-06452491499121843331461101113183131117515881690129010671606-135211916126146825314491312111021511258189014851389196417168159318861429314691310131421611154118713831690106612:SS(522).3/mL/d/#05-16241760-----41060-----71100-----05-223014320-----42780111--73940111--05-2836129801-2--429201221-740801221-05-3139128801422-433401222-739201222-06-0342127203422-42800321220741804222-06-1352145204424204578054-240754402422603.,15,10,4.,.,.(1).,-22,8,,.,156,,,104.(2),.44,615,13.,44()21,,.,,.(3).,.,,,,,,.,,.210215mg/L.,.,,,615,1113,1115.,MLSS1000mg/L.4411BODBOD,.,,,BOD94mg/L,50%,..,,.,.BOD,.41215dIAT.3040mm.,,;,SRT,H2S;,N2.H2SN2,.,3#9#,,..3#9#,,46000m3/h,.,SRT,25min,.413.,DAT-IAT,,.MLSS1000mg/L,.2,,..,,.,,.,,.4141,,2h,200%.,,,,IAT,.100%,.1,,200%,,.,MLSS,,.SRT,,19d.15min,15min,,,10min15min.415SV3030min.,SV30,5min,SV,SV5,.,MLSS,DATIATSV30..,,.,,541:DAT-IAT,,.,15d,,.3,,7#DATMLSS,,,.26d,,.,.42d,,,.5,4,615,1113,DAT-IAT.30d,.,.,,DAT-IAT,.:[1],.DAT-IAT[J].,1999,15(1):15-17.[2],.SBRDAT-IAT[J].,1996,12(1):26-29.[3].[M].:,1999.[4],,,.[J].(),2004,20(4):315-318.[5],,,.PACIMBR[J].(),2004,20(2):143-146.[6],,,.IMBR[J].(),2004,20(3):211-214.[7].[M].:,1998.[8]LivingstonAG.ExtractiveMembranebioreactors:aNewprocgssTechnologyFordetoxifyingchemicalinimicalin2dustrywastewater[J].Chemistrybiotechnoogy,1994(60):117-124.ActivatedSludgeCultureofWastewaterTreatmentPlantwithDAT2IATTypeofSBRProcessatLowTemperatureFUJin2xiang1,TENGXian2feng2,LITong2yan1(1.SchoolofMunicipalandEnvironmentalEngineering,ShenyangJianzhuUniversity,Shenyang,China,110015;2.BaishiReservoirOfficeofFuxin,Fuxin,Liaoning,China,123000)Abstract:TheFushunwastewatertreatmentplantisthebiggestinthiscountrythathasbeenrunningwithDAT2IATtypeofSBRprocess.Duringtheactivatedsludgecultureandstartrunning,thelowairtemperature,lowwastewatertemperature,rawwastewaterwithlownutrition,sludgefloatingandequipmentfailure,etc.aretreatedwell.Theactivatedsludgecultureandstartrunningaresuc2cessfulinconditionofthelowestairtemperaturebellow4andtheaverage615,thewastewatertemperature1113inthere2actor.Afterculturing30dates,theactivatedsludgeflocculushasformed.BOD5is514mg/L1218mg/Lwithtreatmentrate7716%9512%;CODCris3910mg/L9415mg/Lwithtreatmentrate2915%8613%;SSis9mg/L19mg/Lwithtreatmentrate6417%9115%;NH3-Nis215mg/L313mg/Lwithtreatmentrate9010%,andTPis111mg/L112mg/Lwithtreatmentrate6417%6716%intreatedwater.Thetargetsoftreatedwaterandenergyconsumeareuptothedesigngoal.KeyWords:wastewatertreatment;DAT2IATprocess;SBRprocess;activatedsludgeculture;lowwastewatertemperature64()21