改进型双泥反硝化除磷脱氮工艺一省略从根本上解决脱氮除磷矛盾的新工艺张洁

:　,,1979,,,。改进型双泥反硝化除磷脱氮工艺———一种可望从根本上解决脱氮除磷矛盾的新工艺张　洁1胡卫新2张雁秋1(1.,　221008;2.,　221008)　　　,,———。SBR,。　　　　　　DEPHANOX　　　(BiologicalNutrientRe-moval)40,,。,,,UCT、VIP、JHBUCT[1];,、[2],、A2O。,、、,,、。,,,。11.1泥龄的矛盾　　,1[3],,,,3～5d,10～15d[4]。,[5],。,,,BOD,“”,。3.5～7d[3]。　　,,;,,。,。,。1.2碳源的矛盾　　,、。(VFA),,,,;,。,,0.15gBOD5/gMLSS[6],,,,,,。　　,,,,,,。1.3硝酸盐的矛盾　　,232　　27　3　20056DOI:牨牥牨牭牴牳牭牤jcnki牨牥牥牨牫牳牰牭牪牥牥牭牥牫牥牪牬1　DEPHANOX(NDEBPR),,。[3],(Aeromonas),,,,PHB(-B-)。,,,,,,。1.4溶解氧的矛盾　　、、,,(DO)。　　,DO、PHB。DO,(),;,,,。,DO,,,。,。2　　　,,WannerJenicek———DEPHANOX[7,8]。,PHB,,PHB,,,(),。3　　,,。2,,,,,———,,,,,,,,,。,:→→→→→,:→。、,。　　DEPHANOX,2233　　,,,。,PHB,。,,PHB,。30min,,,F/M,,[9]。,C/N,,,[10],,。3.2改进型工艺对氮磷去除矛盾的解决　　,:3.2.1　　　,、,,,。3.2.2　　　,,,。“(PHB)”(,,)。3.2.3　　　,(DPB),,,。3.2.4　　　,。3.3改进型双泥系统的处理效果　　SBR[11],,16d,MLSS3500～4000mg/L,70%,1。1[12]1234COD/(mgL-1)221.41189.59210.78135.55/(mgL-1)35.2626.3233.4722.40/%84.086.184.183.5NH+4-N/(mgL-1)31.2934.6133.1930.26/(mgL-1)8.497.558.147.89/%79.678.281.582.0TN/(mgL-1)34.2236.1934.6832.86/(mgL-1)12.0511.2811.4110.52/%64.868.867.167.9TP/(mgL-1)4.364.285.144.97/(mgL-1)1.030.871.010.94/%76.479.780.381.1　　,,,。,,,,;,;,。4　　,、,,COD,。,,。,:　　(1),;　　(2),234　　27　3　20056:,,1958,,,。　　*(No.503780262);“”(863)(No.2002AA601120);(No.20030213036)。,,;　　(3)、、,。1　IncME,DavidHS,GeorgeT,etal.WastewaterEngineering:TreatmentandReuseII.FourthEdition.:,2003.810～8142　　,,　.A2O.,2003,39(3):22～263　　,,..:,2002.361～3784　,　..,2000,26(12):1～25　　..,1998,19(1):1～66　,..:,1998.187　BortoneG,SaltarelliR,AlonsoV,etal.Biologicalanoxicphos-phorusremoval-thedephanoxprocess.Wat.Sci.Tech.,1996,34(1-2):119～1288　BortoneG,LibelliSM,TilcheA,etal.AnoxicphosphateuptakeintheDEPHANOXprocess.Wat.Sci.Tech.,1999,40(4-5):177～1859　,..,1999,25(8):33～3510　..:,199711　KubaT,VanLoosdrechtMCM.PhosphorusandnitrogenwithminimalCODrequirementbyintegrationofdenitrifyingdephos-phatationandnitrificationinatwo-sludgesystem.Wat.Res.,1996,30(7):1702～171012　　..[],:,2004责任编辑:陈泽军　(:2005-02-18)水处理工艺中摇蚊幼虫污染防治技术的研究进展*崔福义1孙兴滨1张金松2　徐峰1　刘丽君2(1.,　150090;2.,　518001)　　　,;、、,,、,。　　　　,(),。,,。,,,。,,,。1　　[1],。,300～700。,3～6d,,、、、,。,。4235　DiscussionondisposalwayofsludgeinNingboWastewaterTreatmentPlantBaoWeihong　SongXianying(NingboEnvironmentalProtectionScienceResearch&DesighInstitute,NingboZhejiang315010)Theamountofthesludgebecomesmoreandmorefollowingtheincreasingtendencyofthedomesticwastewatercollectionandtreatmentratio.Soithastobeenresolvedthattheproblemofthesludgetreatment.Thedisposalwaysofsludgeinnearandfarfuturearepresentedbasedonsummarizingdomesticandforeignsludgedisposaltechnologies,simultaneityconsideringthefactofNingboandtheprincipiaofsludgereduction,harmlessnessandutilization.Keywords:WastewatertreatmentplantSludgedisposalLandfillofdriedsludgeIncinerationofdriedsludgeRe-usedforagricultureReviewonthecurrentcontaminativestatusanalysisonenvironmentalendocrinedisruptingchemicalsinChinaWangShanlin　ZhangJianbo(CollegeofEnvironmentalSciences,PekingUniversi-ty,Beijing100871)GlobalenvironmentandecosystemarethreatenedbyEnvi-ronmentalEndocrineDisruptingChemicals(EDCs).ThecurrentcontaminativestatusofEnvironmentalEndocrineDisruptingChemicals(EDCs)inChinawassummarizedintermsofsortsofartificialEndocrineDisruptingChemicals.Thescarcitiesofcur-rentresearcheswerepointedoutandalsoadvicesforpollution-controlandstressesofresearchonEDCswereputforward.Keywords:EndocrineDisruptingChemicalsEnvironmentalhormoneCurrentcontaminativestatusInfluenceanalysisModifiedtwo-sludgesystemondenitrifyingdephosphatationandnitrogenremoval———ThesystemsolvedcontradictionaboutnitrogenandphosphorusremovaldrasticallyZhangJie1　Huweixin2　ZhangYanqiu1(1.CollegeofEnvironmentandSpatialInformatics,ChinaUniversityofMiningandTechnology,XuzhouJian-gsu221008;2.SchoolofChemicalEngineeringandTech-nology,ChinaUniversityofMiningandTechnology,XuzhouJiangsu221008)Aftermakingthoroughstudyoncontradictionaboutnitro-genandphosphorusremoval,thefeasibilityoftwo-sludgesystemwasexplored.Basedonit,themodifiedtwo-sludgesystem,whichwouldstrengthenthecapabilityofnutrientremoval,wasputforward.Theexperimentalresultswhichcarriedoutinthelab-scaleinSBRshowedthatthenewprocesswastechnicalfeasible.Addtothis,furtherinformationonsuggestionsoptim-izingthemodifiedsystemwasperformed.Keywords:Two-sludgesystemNitrogenandphosphorusremovalContradictionDEPHANOXprocessDenitrifyingdephosphatationAreviewonpreventionsofchironomuslarvapollutioninwatertreatmentsystemCuiFuyi1　SunXingbin1　ZhangJinsong2XuFeng1　LiuLijun2(1.SchoolofMunicipal&EnvironmentalEngineer-ing,HarbinInstituteofTechnology,HarbinHeilongjiang150090;2.WaterResearchInstitute,ShenzhenWaterGroup,ShenzhenGuangdong518001)Inalltheproblemsinwatersupply,theremoveofChironomuslarva(redworm)fromdrinkingwaterhasbecomeoneofthemostimportant,anditisverydifficulttobeeffectivelyremovedbyconventionalmethods.Soinordertodealwiththeproblem,boththelivinghabitanddistributionofChironomuslarvainthewatertreatmentsystemandthemethodsinremovingChironomuslarvaatpresentwereintroduced.Meanwhile,therelationshipbetweenitsphysiologicalcharacteristicandenviron-mentalfactorsw