Carrousel氧化沟的建模与污泥负荷率的影响探讨巩书涵

Carrousel，，，，(，710048)BioWinAS－DM，Car-rousel，COD、、。，COD，、，。TN。Carrousel0．065～0．070kgBOD5/(kgMLSS·d)。Carrousel;BioWin;;X703C1000－4602201623－0117－05ModelingofCarrouselOxidationDitchandDiscussiononSludgeLoadingＲateGONGShu-hanLIUYu-lingZHANGLuLIDong-xuDUHao-qiangStateKeyLaboratoryofEco-HydraulicEngineeringinAridAreaInstituteofWaterＲesourcesandHydro-electricEngineeringXi’anUniversityofTechnologyXi’an710048ChinaAbstractThesludgeloadingrateisanimportantfactoraffectingthedegradationofpollutants．TakingtheAS-DMmodelofBioWinsimulationsoftwareasaplatformthemodelforCarrouseloxidationditchprocessinawastewatertreatmentplantinXi’anCitywasbuilt．ThemodelwascalibratedandtheeffectofsludgeloadingrateontheremovalofCODNH3－NTNandTPwasdiscussed．TheresultsshowedthattheeffluentconcentrationofCODwaslessaffectedbythesludgeloadingratebuttheremov-alofammonianitrogenTNandTPwasgreatlyaffectedbythesludgeloadingratewithatrendofinitialincreaseandsubsequentdecreasewiththeincreaseofthesludgeloadingrate．InsufficientcarbonsourcehadsignificanteffectontheremovalofbothTNandTP．TheoptimumsludgeloadingrateofCarrouselox-idationditchprocesswas0．065to0．070kgBOD5/kgMLSS·d．KeywordsCarrouseloxidationditchBioWinsoftw[e-mail]1。。Bio-WinAS－DMCar-rousel2000·711·3223201612CHINAWATEＲ＆WASTEWATEＲVol．32No．23Dec．2016。11。Carrousel2000。3×104m3/d《》GB18918—2002B。1Fig．1FlowchartofwastewatertreatmentplantCarrousel2000、。。Carrousel22～5。2Carrousel2000Fig．2SchematicdiagramofCarrousel2000oxidationditch2Carrousel2.1。。。29m5m5．1m22min。。2.2。。。2。21。21m×9m×5m1．5h。。2.3Carrousel232m8m75m4．2m9983m33968m36．3h4000mg/L4487m37．2h1528m32．4h。22380kg/h2。BioWin1697。。。Carrousel3。1528m3L×B×H=23m×16m×4．2m1、2、3、7、8、9331m3L×B×H=10m×8m×4．2m4、5、6661m3L×B×H=20m×8m×4．2m1～6·811·3223．watergasheat．com740m3L×B×H=22m×8m×4．2m。2mg/L。3CarrouselFig．3Carrouseloxidationditchmodule2.43．5m28m1．0m3/m2·h3．5h。。。20%～100%20%。。。4。4Fig．4Generalizedmodelofwastewatertreatmentplant36～8。、COD、BOD5、NH3－N、TN、TP595、203、36、49、6．5mg/LCOD、BOD5、TN、NH3－N、TP45、9．2、13．4、6．5、0．54mg/L。、、、9。9。FbsCOD0．16、0．195gCOD/gTCODFac0．15gCOD/gCODFxspCOD0．75gCOD/gCODFusCOD0．05gCOD/gTCODFupCOD0．13gCOD/gTCODFna0．66、0．57gNH3－N/gTKNFnox0．5gNH3－N/gFnus0．02gNH3－N/gTKNFupNCOD0．035gN/gCODFPO40．5、0．42gPO3－4/gTP。1011。3．200、3．562d－10．620、0．573d－10．666、0．718·911·．watergasheat．com，:Carrousel32230．170、0．163d－1IWA。Car-rousel。5。。BioWin。5Fig．5Comparisonbetweensimulatedandmeasuredvalues4Carrousel。。FM。F/M11。M。BOD5COD。12Lsa=Q·SaX·V1Lsaakg/kgMLSS·dQm3/dSaamg/LXmg/LVm3。3×104m3/d1．5×104m3/d。BOD5/COD0．34BOD5203mg/L4000mg/L11511m3。1BOD5LsBOD50．066kgBOD5/kgMLSS·d。、BOD5/COD0．34CODBOD5Carrousel。2010《》GB50014—2006BOD50．03～0．08kg/kgMLSS·d。。LsBOD5COD、、。CODLsBOD5。LsBOD50．03kgBOD5/kgMLSS·d0．068kgBOD5/kgMLSS·dCOD90．1%92．2%。LsBOD50．068kg-BOD5/kgMLSS·d0．08kgBOD5/kgMLSS·dCOD。。CODBOD50．036～0．074kgBOD5/kgMLSS·d。LsBOD50．03kgBOD5/kgMLSS·d0．046kgBOD5/kgMLSS·d。BOD50．062kgBOD5/kgMLSS·dBOD5。BOD50．046～0．070kgBOD5/kgMLSS·d。LsBOD50．03kgBOD5/kgMLSS·d0．072kgBOD5/kgMLSS·d37．47%79．55%、pH、DO。pH、·021·3223．watergasheat．com。BOD5。BOD50．065～0．075kgBOD5/kgMLSS·d。BOD5。BOD5BOD50．072kgBOD5/kgMLSS·d。BOD50．062～0．078kgBOD5/kgMLSS·d。BOD50．065～0．070kgBOD5/kgMLSS·d0．066kg-BOD5/kgMLSS·dBOD5、。5BioWinCarrouselBOD5。COD。、BOD5BOD5。TN。CarrouselBOD50．065～0．070kgBOD5/kgMLSS·d。1．M．2002．2LeslieCPJrGDaiggerGT．2M．．2003．3．J．2015311637－40．4．J．2015311792－94．5．Carrousel2000J．201531722－24．6BrunＲKühniMSiegristHetal．Practicalidentifi-abilityofASM2dparameters—systematicselectionandtuningofparametersubsetsJ．WaterＲes200236164113－4127．7．J．201031287－90．8PetersenBGemaeyKVHenzeMetal．EvaluationofanASM1modelcalibrationprocedureonamunicipal－industrialwastewatertreatmentplantJ．JHydroin-form20024115－38．9．ASM1J．2006222356－58．10．ASM2DJ．2005242129－133．11OliveiraCSOrdazAFerreiraECetal．Insitupulserespirometricmethodsfortheestimationofkineticandstoichiometricparametersinaerobicmicrobialcommuni-tiesJ．BiochemEngJ201158/5912－19．12．D．2014．1992－。[e-mail]2016－05－12·121·．watergasheat．com，:Carrousel3223