DATBSFCW处理工艺中的短时厌氧预处理的效能研究谈玲

DATB+SFCW处理工艺中的短时厌氧预处理的效能研究谈玲,　何成达,　王霞(,　225009)　:———(DATB)+(SFCW)。,,、,。DATBCOD、SS、BOD5。:;　;　;　:X703.1　　:A　　:1003-6504(2005)03-0101-03　　,。,,,。,[1]。、,。、,、。,[2]。,,[3]。1　—(DATB)+(SFCW)。(DownAnaerobicTurbulentBedDATB),DATB—,,。(SubsurfaceConstructedWetlandSFCW),,。“”,“”,,,:(1980-),,,,。,[4]。,DATB+SFCW,,,。2　,,,DATB,SFCW,SFCW,,。:→→→→→:、、、、、。,300mm,1500mm,6,18mm,0.92,1400m2/m3。。1。　,2h,。,6m,2m,1m。0.7m,1%。,,1。101DATB+SFCW　,DOI:牨牥牨牴牰牱牪牤jcnki牨牥牥牫牰牭牥牬牪牥牥牭牥牫牥牬牪1　　(mm)90%,(3～5mm)10%2005～20mm50030～5050　　。,,6/m2,8～10;5/m2,3～6,,。。2。2　COD135～190289±81.6TN34～7349±10.5NH4+—N19～5935±9.2TP3.6～7.85.1±1.15IP2.4～5.33.4±0.75SS83～685316±142.5pH6.2～7.8:pH,mg/L。3　:,,COD,SS,NH4+—N,,(VFA)。COD,NH4+—N[5]。VFA,,CaCO3mg/L。4　DATBDATB。HRT=8h,,COD、SS,,。,DATB0.408kgCOD/m3d,60d。,DATBCOD,30,COD。DATB,,,,,,。60COD,50%。COD,SS。SS,70%,DATBSS。,pH7,300mg/L,,,pH,。5　,,。DATB,,,,。,。HRTDATB,,DATB8h、6h、4h、2.5h,。2HRT=8h,DATBCOD60%,65%,73%,,COD;HRT=6h,,COD,,60%;HRT=4h,COD52%;HRT=2.5h,COD40.5%。30%～60%。　3DATBSS。3,HRT,SS,DATBSS。,DATB,4,COD、BOD560%,COD、BOD5HRT、102　　28　3　20055　;SS75%,N、P,。DATB,,,,。[5],SS,,,SS。DATBSS,75%,,SS,,。6　DATBCOD、BOD5、SS。HRT4h,COD、BOD560%COD、BOD5、HRT,,HRT,COD、BOD5。SSHRT,75%。N、P。DATB,,,,。DATB,,,、、,,,,、、、,“”[6]。[][1]　.[M].:,1988.8.[2]　.[J].,1998,16(2).[3]　.[M].:,1998.1.[4]　,,.[J].,1995,14(4).[5]　.()[M].:,1989.5.[6]　,.[J].,2000,1(5):10.(2004-04-29;2004-07-12)　　:《》、《》、《》、《》,330,,:027-87643502、87643503。103DATB+SFCW　,teinfoamextinguishingagent,thepropertiesofthisproductallreachedthepublicsafestandardofthePeople'sRepublicofChi-na(GA219-1999).Inaddition,theproteinliquidcouldbemadeintoproteinsparklingpowderbyphysicaldryness.Keyword:monosodiumglutamatefactory;riceresidue;proteinsparklingpowder;foamextinguishingagentOzonation-combinedProcessforTreatingYellowRiverWaterDuringWinterLIUYu-xiao1,XIEShu-guang2,ZHANGZhan-jun1,SHIDong-wen1,WANGZhan-sheng3(1.ZhengzhouWaterSupplyCo.,Zhengzhou450013;2.DepartmentofEnvironmentScience,PekingUniversity,Beijing100871;3.DepartmentofEnvironmentalEngineering,TsinghuaUniversity,Beijing100084)AbstractID:1003-6504(2005)03-0098-03-EAAbstract:ExperimentalinvestigationwasconductedtotreatpollutedrawwaterfromtheYellowRiveratawaterworksinZhengzhouCityduringwinterseason,featuringuseofbiologi-calpretreatmentandozonation.Removalefficienciesareevalua-tedintermsofparameterssuchasCODmn,dissolvedorganiccarbon(DOC),UV254,colority,turbidityandammonium.Keywords:lowtemperature;biologicalpretreatment;ozona-tion;activatedcarbon;bio-stabilityShort-termAnaerobicPretreatmentinDATB+SFCWProcessTANLing,HECheng-da,WANGXia(CollegeofHydraulicScienceandEngineering,YangzhouUniversity,Yangzhou225009)AbstractID:1003-6504(2005)03-0101-03-EAAbstract:Thispaperintroducesanewsewagetreatmentprocessincorporatingthedown-flowanaerobicturbulentbed(DATB)withthesubsurfaceconstructedwetland(SFCW),focusingonthefunctionofDATBinimprovingandupdatingoperationoftheconstructedwetland.Removalsoforganicmatters,nitrogenandphosphorusarestudied;positiveinfluencesofpretreatmentbyDATBonSFCWarediscussed.Keywords:anaerobictreatment;wastewatertreatment;con-structedwetlands;down-flowanaerobicturbulentbedATwo-StageProcessforTreatingHospitalWastewaterContainingHighContentofCyanideLIZhi-fu1,MENGQing-jian1,MENGLin2(1.SchoolofChemicalEngineering,TaishanMedicalCollege,Taian271000;2.CollegeofChemistry,ShandongNormalUniversity,Jinan250014)AbstractID:1003-6504(2005)03-0104-03-EAAbstract:Thispaperdescribesabenchscaleexperimentfortreatinghospitaleffluentscontainingcyanideinhighstrength.Theexperimentalprocessconsistsofprimarychemicaltreat-mentusingironsulfiteplusaerationandsecondaryoxidationbychlorinedioxide.Sometreatmentconditionsarestudiedanddis-cussed.Keywords:wastewatercontainingcyanide;primarychemicaltreatment;secondarytreatment;chlorinedioxideAnIntroductiontoPingdingshan'sReusingWaterEngineeringofMunicipalWastewaterDesignMAMing1,LIUJun-hua2,LIUJing-fang3(1.SchoolofEnvironmentScienceandEngineering,TongjiUniversity,Shanghai200092;2.CentalSouthChinaMunicipalEngineeringDesignInstitute,Wuhan430000;3.PingdingshanWastewaterTreatmentCompany,Pingdingshan467000)AbstractID:1003-6504(2005)03-0107-03-EAAbstract:Thispaperintroducedthetechnicalprocess,generallayoutandtechnicaldesignofmainconstructionsinPingdings-hanwastewaterreusingengineering.Thetechnicaloptionsanddesignwerealsodiscussed,whichwillprovidecertainreferencetoothersimilarengineeringproject.Keywords:secondarymunicipalwastewatertreatmentplant;re-usingwater;reusingofwastewaterApplicationofCellCulturetoToxicologicalStudyofMicrocystinsLUJing,CHENGJin-ping,WANGWen-hua,YANGYi-chen(SchoolofEnvironmentalScienceandEngineering,JiaotongUniversity,Shanghai200240)AbstractID:1003-6504(2005)03-0109-03-EAAbstract:Thehazardousnessofmicrocystinstohumanbeingbecomeevidentastheworld-wideeutrophicationofwaterbodiesbecomemoreandmoreserious.Therefore,toxicologicalstudywithrespecttomicrocystinisdeemednecessary.Cellcul-tureisessentialinthisstudybutthewidelyusedmicetestcannotmeettheneed.Fortunately,progressincellculturebringsustothevitroworld,whichhasgreatlypushedontherelatedtox