城镇污水处理厂升级改造的有关问题

,(,200092):(GB189182002),,,:;;;;:X703.1:C:1000-4602(2008)24-0023-05ProblemsaboutUpgradingandRetrofittingofWastewaterTreatmentPlantsZHANGChen,TANXue2jun(ShanghaiMunicipalEngineeringDesignGeneralInstitute,Shanghai200092,China)Abstract:InordertomeettheDischargeStandardofPollutantsforMunicipalWastewaterTreat2mentPlant(GB18918-2002),manymunicipalwastewatertreatmentplantsinChinaarebeingupgra2dedandretrofitted.Theproblemsthatoftenareencounteredintheupgradingandretrofittingofwastewatertreatmentplants,includingwastewaterquality,processchoice,energysavingandconsump2tionreducing,safeoperationandsoon,arediscussed.Inaddition,somesolutionmeasuresandtechnol2ogiesarealsointroduced.Keywords:wastewatertreatmentplant;upgradingandretrofitting;lowcarbonsource;en2ergysavingandconsumptionreducing;safeoperation:(072312003),,,(GB189182002),,,,,,1111,COD/TN1313,,,BOD5/TN3,,,,322424200812CHINAWATER&WASTEWATERVol.24No.24Dec.2008中国城镇水网(mgL-1)BOD5/(mgL-1)SS/(mgL-1)NH+4-N/(mgL-1)TN/(mgL-1)TP/(mgL-1)BOD5/TN2001306.7158.0123.231.066.16.42.392002310.0146.3116.831.255.04.82.662Tab.2DesigninfluentqualityofWWTPsinShenzhenCityCOD/(mgL-1)BOD5/(mgL-1)SS/(mgL-1)NH+4-N/(mgL-1)TN/(mgL-1)TP/(mgL-1)BOD5/TN260130180354542.89260160170554.52.913Tab.3InfluentqualityofWangxinzhuangWWTPBOD5/(mgL-1)NH+4-N/(mgL-1)TN/(mgL-1)TP/(mgL-1)BOD5/TN2004215.552.6769.62.842005164.945.6667.92.5011211211,BOD5BOD40%60%,,60%,,(),,,(VFA),1mg79mgVFA,,10%15%,VFA,12,400mg/LVFA,3d,30%VFA,,,,,BOD511Fig.1Fermentationprocessofsludgeinprimarysedimentationtank11212A2/O422424(),,44Tab.4ModifiedprocessforbiologicalnitrogenandphosphorusremovalA2/O,NO-3-N,A2/O/,NO-3-NUCT,UCT:VIP,,MSBR,,,,,,,,,;,11213,,(5),,,,BCFSA2N,SHARON-ANAMMOX,BCFS,A2NSHARON-ANAMMOX[12]5Tab.5Newtechnologiesofsewagetreatmentforsavingcarbonsourceconsumption,PHB;,PHB,50%30%(SHARON),,40%25%(ANAMMOX),,100%62.5%2,,,3:,;,;,,[3]211,,212,,,,,52:2424中国城镇水网:;;;,,B,;A,,SS,TP,TN3,0.150.28kWh/m3,0.262kWh/m3,(0.26kWh/m3),(0.2kWh/m3),,0.01kWh/m3;,,0.050.1kWh/m3,,,[4],,0.01kWh/m3,1/a,,311,,,,,;,;DO,[4],,312,,,,,(5)313,,,,4,,,50%,20%,50%,87%;60%;,65%92%,60%,,50%622424(),MCRT[5],,[6],,H2O2[78]5,,,,,,,:[1].[M].:,2006.[2],.(2)[M].:,2006.[3],.[J].,2004,20(4):20-23.[4],.[J].,2000,20(4):24-26.[5]HyungjinK,KrishnaRP.CompetitivegrowthofNocardiaandAcinetobacterunderanaerobicaerobicbatchoperation[J].WaterRes,2000,34(10):2667-2674.[6]MamaisDA,AndreadakisCN,KalergisC.Causesof,andcontrolstrategiesfor,Microthrixparvicellabulkingandfoaminginnutrientremovalactivatedsludgesystems[J].WaterRes,1998,34(4/5):9-17.[7]ShaoYJ,StarrM,KaporisK,etal.PolymeradditionasasolutiontoNocardiafoamingproblem[J].WaterEnvironRes,1997,(1):25-27.[8]YongwooH,ToshihiroT.ControlofMicrothrixParvicellafoaminginactivatedsludge[J].WaterRes,1998,32(5):1678-1688.:13621891887E-mail:[e-mail]:2008-08-21:870t/d:MBR+/,,()72:2424中国城镇水网