低水温低有机负荷条件下CAST工艺城市污水处理厂的启动调试及活性污泥培养

:2006-03-20:(03-2-068);(HT-200605):(1960-),,,,.:1671-2021(2006)05-0795-04CAST1,1,2,2,1(11,110168;21,100084):CAST,.,.,20d,,.CAST,,,,,.:;CAST;;:TU99112:ACAST(),80000t,1103.200511,.,7,BOD,.,,,.,,CAST.1111(1).11121.1(mgL-1)AB(COD)506035060(BOD5)102015020(SS)102024020(NH3-N)1258248(NH3-N)128152415(TP)2005-12-3111153115(TP)2006-01-0101513115113CAST,200609225()JournalofShenyangJianzhuUniversity(NaturalScience)Sep.2006Vol122,No15©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1)2,3mm,111kW.(2)12,18m1015m415m.1,25m/min;1,6141mm.(3)CAST8.50m20m615m,6000m3;600m3;0108kgBOD5/(kgMLSSd);16d;20%.1,1m,0175kW;2,115kW;370mm,20m;1,80kPa,5518L/s;1,2714L/s,14kPa;1(12),11002(m3/h),2400mm;GVA800,4m22%35%,212mm.(4)6(42),200kW,7000m3/h.(5)4(31),1400m3/h,140kW,270kPa.(6)3(21),:4060m3/h,2515m2,211m,010750137kW.22111123,1215,3.3/pH(BOD5)/(mgL-1)(COD)/(mgL-1)(SS)/(mgL-1)(NH3-N)/(mgL-1)(TP)/(mgL-1)7107186611915088141159618713716281213010090252451329201101212815,8,[1-4],2,710,,;,BODSS,[5].,,.2121123,5:008:00,8:0010:00,10:0014:00,14:005:00.(d3,8t),,.,.11,,4,700mg/L,.,.,.2131130,.40000t/d,.,1000mg/L,,,,.,,77000t/d.4.796()22©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(COD)/(mgL-1)(BOD5)/(mgL-1)(SS)/(mgL-1)(NH3-N)/(mgL-1)(TP)/(mgL-1)1236198101120335516131136123-810435129151411541276197181164486017131104127-811531481611019112116197171099281151611231211-71920671012111412156197191485358171411651215810626101212151107:,,,,,,;,,,;,pH,,,CO2,CO2pH[6-9].3311BOD,BOD,.,,.3127,,.,,,.313518m,318m.,415m,,,.,,,,,,,.:,,,,.314,,.,.,,,.,,,.,,,.4(1),,CAST,.(2),,,.(3),(MLSS),,22:CAST797©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(4),,.:[1],,.(CAST)[J].,2003,19(1):89-91.[2]NovakL.Dynamicmathematicalmodelingofsequenc2ingbatchreactorwithaeratedandmixedfillingperiod[J].WatSicTech,1997,35(1):105-112.[3]GoronszyMC.Acrateddenitrifrcationinfull-scaleactivatedsludgefactilities[J].WatSicTech,1997,35(10):103-110.[4],.(CASS)[J].,1999,25(11):5-8.[5],.SBR[J].,2001,27(5):30-32.[6],.DAT-IAT[J].:,2005,21(5):543-546.[7]DemoulinG,RudigerA,GoronskyMC.Cyclicactivat2edsludgetechnology-recentoperatingexperiencewitha90000p.e.plantinGermany[J].WatSciTech,2001,43(3):331-337.[8]WUW,TimpanyP,DawsonD.Simulationandappli2cationofanovelmodifiedSBRforbiologicalremoval[J].WatSciTech,2001,43(3):215-222.[9]KellerJ,WattsS.Full-scaledemonstrationofbiologi2calnutrientremovalinasingletankSBRprocess[J].WatSciTech,2001,43(3):355-362.ActivatedSludgeCultureandPreliminaryTestofWastewaterTreatmentPlantwithCASTCraftatLowTemperatureandLowNutritionLIYafeng1,WANGWenguang1,FANGAnfu2,WANGXu2,JIAXinjun1(11ShenyangJianzhuUniversity,Shenyang,China,110168;21BeijingTsinghuaZiguangEnvironmentalCompany,Beijing,China,100084)Abstract:ThepurposeofthearticleistosupplyexperienceforactivatedsludgeculturinganddomesticatingandstartrunningforwastewatertreatmentplantwithCASTtypeofSBRprocessatthelowinlettempera2tureandthelownutritioninthewinterofnorthernarea,andpromotestheapplicationofthiscraft.Inocula2tionmethodisusedtocultureactivatedsludge,andtoreducetheheatlossbyadjustingthequantityofaera2tion.Theresultsshowthatsludgeculturinganddomesticatingiscompletedbytwentydaysusinginoculationmethodinwinter,andtheoutletqualitymeetsthedesignstandard.Hence,itisaneffectivewayfortheplantsinnortherncitiestoadoptinoculationtocultureactivatedsludgeandadjustthequantityofaerationatthelowinlettemperatureandthelownutritioninwinter.KeyWords:wastewatertreatmentplant;CASTcraft;activatedsludge;cultureanddomesticate798()22©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.