UNITANK工艺在猎德污水厂的应用

UNITANK1,1,1,1,1,2,2,2,2(1.,510060;2.,510060):UNITANK,,,,,:;UNITANK;:X703.1:C:1000-4602(2005)03-0066-04ApplicationofUNITANKProcessinLiedeWastewaterTreatmentPlantLINMin2lan1,SUIJun1,CHENGJin1,PENGBo1,CHENYi2long1,LIZhi2xian2,HEKang2sheng2,LIWei2,JIZhi2min2(1.GuangzhouMunicipalEngineeringDesignandResearchInstitute,Guangzhou510060,China;2.ProjectOfficeofGuangzhouLiedeWastewaterTreatmentPlant,Guangzhou510060,China)Abstract:NewUNITANKprocesswasadoptedinthe2ndstageprojectofLiedeWastewaterTreat2mentPlant(WWTP).Ithasachievedbasicallytherequirementfordesignedeffluentqualityandquantityaftertrialoperationforaboutoneyear.Duringdesign,commissioning,andoperationoftheproject,someeffectivemeasuresaccordingtotheactualconditionweretakentoovercomeinsufficiencyoftheprocessinapplicationforlarge2scaleWWTP,andsolutionwasgiventomanypracticalproblems.However,phos2phorusremovalandsludgesystemareundercommissioningandoperation,thephosphorusremovaleffectistobefurtherimproved.Keywords:wastewatertreatmentplant;UNITANKprocess;commissioningandoperation(66104m3/d)22104m3/d,AB,22104m3/d,UNITANK,UNITANK,A/A/O,A/O,11Fig.1FlowchartofLiedeWastewaterTreatmentPlants2ndstageprojectprocess6621320053CHINAWATER&WASTEWATERVol.21No.3Mar.2005©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(ª=60cm),(60cm),,,UNITANK2,,,1.2m1.2m,,,,,,,UNITANK,,,,,,,221122104m3/dK1.30,1.0,44104m3/d,22104m3/d11Tab.1DesignedwaterqualityofinfluentandeffluentBOD5CODSSNH+4-N/(mgL-1)120250150204/(mgL-1)206020100.5/%83.37686.75087.52121,25.09m3/s,1595m3/(m2h),798m3/(m2h),54s7.32m,3.86m,1.83m,2.44m,2kWUNITANK8,3,:1146m3/h,1489m3/h,3kgMLSS/m3,0.18kgBOD5/(kgMLVSSd),11.9h(7.94h),84m28m,5.8m,4.723648,,Q=60m3/h,100kPa,3.3kW,7.5kW60m20m14.4m,,()3:27t/d,60m3/h763,:UNITANK21©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(SO4)3530mg/L213,,11,UNITANK,,,,,UNITANK,PLC,PLC,,PLCPLC,DOPLC,PLC,PLC,PCPLC,,214,(),,[0.12kgBOD5/(kgMLSSd)],3311B,1%15d(),BOD5SS,,30d,,140m3/h;,2/3;,,UNITANK;BMLSS1000mg/L,UNITANK;312,,(2)220048Tab.2OperatingresultinAugust,2004BOD5CODNH+4-NTNTPSS/(mgL-1)12319522.222.82.2416850.472.19.19100.933881.112216.718.31.6683/(mgL-1)16.035.27.8915.31.48193.3913.84.010.02410.324.52.748.980.5110/%87.379.983.650.969.388.0,UNITANK(BOD587%,COD79%),,TPTP,,,,313,,,,,,,,,,86321©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:,,,,,,,,4UNITANK,,,,,:[phone]E-mail:[e-mail]:2004-10-28200412,,:,,,,,(:):,(BOT):,,:/,,,:,,,:,,,,(:,8),,,(:):,,,,,,,,,,,,,()963,:UNITANK21©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.