倒置A-2-O工艺生物脱氮除磷原理及其生产应用

A2PO(,266033)(,250012)A2PO,A2PO,,A2PO,A2PO2030,A2POUCTVIP1A2PO111A2PO,,[123]:(1),(2),,,(3)[O][NO-32N],A2PO,A2POUCTVIP,A2PO,PP,112A2POA2PO1,,,,,,,,,(PHB),,,,,,1A2POA2PO,,,;,;2,,;,,,,;A2PO,A2PO,,,9220066243,,,,,,2A2PO,8m3Pd,17m3Pd70%,,15,11A2POmgPLCODCrBOD5NH+42NP%P%P%6501100407093173004808199615355501569218TNPO3-42PTPP%P%P%659011208010415120141109115615180151159118,10tPd,45tPd80%,,15,22A2POmgPLCODCrBOD5NH+42NP%P%P%7901360458594103806907152398115585115138916TNPO3-42PTPP%P%P%89135142582165151501451125911781524017511559219A2PO,,(CODCr)(TN)(TP)90%80%90%,(VIPPUCT),01396(kWh)Pm3,A2PO,01348(kWh)Pm3,12%,,A2POVIPPUCT1213%,45%A2PO,,(CODCr)(TN)(TP)90%80%90%,(A2PO),01570(kWh)Pm3,A2PO,01460(kWh)Pm3,19%,,A2POA2PO1914%,43%,A2PO,,,A2PO,,75%3(1)A2POA2PO,,(2)A2PO,,,,(3),A2PO(GB1891822002)B(9)03200662435(4),(5),,41,3(1),,()50%,(Zoogloeasp.)(2)pH79pH,pH(pH=814),,(3)NH4NO3,41,[1],..,2001,1(2):50254.[2],..,2004,24(1):41245.[3],,..:,1990.[4]AtlasRM.Microbialdegradationofpetroleumhydrocarbons:anenvironmentalperspective.Microb.,1981,45:1802209.[5]LoehrRaymondC,WebsterMatthewT.Performanceoflongterm,field2scalebioremediationprocesses.JournalofhazardousMaterials,1996,50(223):1052128.[6]BoopathyR.Factorslimitingbioremediationtechnologies.BioresourceTechnol.,2000,74:63267.[7]WalworthJames,BraddockJoan,WoolardCraig.Nutrientandtemperatureinteractionsinbioremediationofcryicsoils.ColdRegionsScienceandTechnology,2001,32(223):85291.[8],,..,2004,25(1):91294.[9],..,2001,4:1792184.[10]CarrierePEP.Enhancedbiodegradationofcreosote2contaminatedsoil.WasteManagement,1995,5792583.[11]HiggingsI.etal.OilInd.Microb.Ecosyst,proc.Meet.,1978:80284.[12]VanloockeR.etal.EnvironmentalStudies,1975,8(1):902105.[13]DibbleJ.T.etal.App.Environ.Microbiol,1979,37(4):7292735.[14]BorgenR.etal.Biol.Sol.,1978,15(4):4452449.71005513(029)[e-mail]2005-11-18(30)[1].A2PO.,2000,16(7):11215.[2].P.,1997,13(3):729.[3]BoZhang.AnAnoxicPAnaerobicPAerobicProcessfortheRemovalofNitrogenandPhosphorusfromWastewater.JournalofEnvironmentalScienceandHealth,2000,35(10):179721801.26603311(0532)[e-mail]2005-11-18920066243AbstractIntwodifferentoperatingmodesofcomplete2aerationormicro2aeration+anoxic+aeration,highCPNratiodomesticwastewaterwastreatedbycouplingbioreactor.TheinfluentloadingofCODCrwas01801120kgP(m3d),concentrationsofNH+42N,TNwereamong7090mgPLand75110mgPL,HRTandtemperatureinbioreactorwere8hoursand25respectively.ResultsshowthatthecouplingbioreactorkeepsaconstantCODCrremovalrateabove85%,aswellasremovalrateofNH+42Nmorethan90%.Furthermore,testindicatesthattheremovalrateofTNishigherandtheproductionofsludgeislowerintheprocessofmicro2aeration+anoxic+aerationthantheotherone,withtheTNremovalefficiencyof8111%,theaveragesludgeproductionrateof01065kgMLSSPkgCODCr.Keywordscouplingbioreactor,lowCPNratio,lowDOandsludgereductionTREATMENTOFCOKINGWASTERWATERBYADOPTINGMICRO2ELECTROLYSIS2MEMBRANEBIOREACTORWangQingshengGuoChunyuLiJingetal(26)AbstractMicto2electrolysisisusedtoremovepartialpollutantsincokingwastewater,thusraisingbiodegradabilityofthewasterwater,whichprovidesabasisforadoptingthemicro2electrolysismembranebioreactorprocess.Theresultsshowthatthemicro2electrolysistechnologynotonlyremovesmostofpollutantsinthewastewater,itsremovalrateisupto70%orso,butalsoimprovesitsbiodegradability.Keywordsmicro2electrolysis,membranebioreactor,treatandcokingwastewaterTHEPRINCIPLEANDFULL2SCALEAPPLICATIONOFREVERSEDA2POPROCESSFORREMOVINGNITROGENANDPHOSPHORUSBiXuejunZhangBo(29)AbstractBasedonexpatiatingthetechnicalprincipleofreversedA2POprocess,itisanalyzedtheeffectofremovingnitrogenandphosphorusinfull2scaleapplicationofreversedA2POprocess.Thefull2scaleapplicationindicatesthatthereversedA2POprocessisadaptedtotherealconditionsofmunicipalwastewaterinChina,whichissimpleandconvenientandhigh2leveleffciency.KeywordsreversedA2POprocess,removalofnitrogenandphosphorus,principleandapplicationLAB2SCALECONTINUOUSPURIFICATIONOFNITROGEN2TYPEEUTROPHICWATERBODYBYOENANTHEDECUMBENCESONFLOATING2BEDSZhengChongZhengShaokuiYangZhifengetal(31)AbstractLab2scalecontinuouspurificationofnitrogen2typeeutrophicwaterbodywasinvestigatedusingoenanthedecumbencesonfloating2bedsatawatertemperatureof12101817.TheCODCrremovalsaveraged1410%214%and610%410%,respectively,whenHRTtransferredfrom3dto1d.ForTN,theyamountedto3416%518%and6513%514%.ForTP,theywere814%116%and1017%211%.TheincreaseininfluentCODCrorTNloadingwasconcomitantwiththeincreaseinCODCrorTNremoval.Theempiricformulacanindividuallymatchwiththepollutantconcentrationalongwiththedistanceinthereactor.Keywordsfreeflowsurfaceconstructedwetland;oenanthedecumbencesonfloating2bed,NOx2N,eutrophicationandlaboratory2scalecontinuoustreatmentCOMPARISONOFTWOMODIFIEDACTIVATEDSLUDGEPROCESSESFORTREATINGURBANSEWAGEYuanPeishengZhangHongrongChenXianmingetal(34)AbstractItisintroducedthecharacteristicsoftwomodifiedactivatedsludgeprocesses,i.e.oxidationditchprocessandbailekeprocess.Thedevelopmenttrendofthetwoprocessesisalsoanalyzedaccordingtotheconditionsoftheiractualapplica