分级式除磷脱氮工艺探讨龙北生

34　220044()JournalofJilinUniversity(EarthScienceEdition)Vol.34　No.2Apr.2004　分级式除磷脱氮工艺探讨龙北生1,2,聂　熹1,2,赵勇胜1,崔志新1,2(1.,130012;2.,130026):综合考虑生物除磷与脱氮对环境条件的要求,提出了分级式除磷脱氮的工艺模式,旨在将聚磷菌与硝化菌分别控制在两级反应器中优势生长,以解决硝化菌与其他细菌混合生长系统在除磷与脱氮过程中存在的矛盾关系,达到优化除磷脱氮目的。探讨了分级式除磷脱氮的工艺流程、优化除磷脱氮的可行性及研究要点。:分级式除磷脱氮工艺;碳源;硝酸盐;亚硝酸型硝化:X705　　　:A　　　:16715888(2004)02026004:20030822:(980309-3);(32003001):(1959),,,,,,Tel:[phone],E-mail:[e-mail];(1962),,,,,、,Tel:[phone].Discussionofseparate-stageprocessforphosphorusandnitrogenremovalLONGBei-sheng1,2,NIEXi1,2,ZHAOYong-sheng1,CUIZhi-xin1,2(1.DepartmentofEnvironmentalEngineering,ChangchunInstituteofTechnology,Changchun130012,China;2.CollegeofEnvironmentandResources,JilinUniversity,Changchun130026,China;)Abstract:Aseparate-stageprocessmodelforphosphorusandnitrogenremovalispresentedbasedoncom-prehensiveconsideringthedemandsofcondition.ThepurposesaretocontrolPAOs(phosphorusaccumulatingorganisms)andnitrifyingbacteriaoptimumgrowthintwo-stagereactor,respectively,tosolvetheincompati-blerelationshipsbetweenphosphorusandnitrogenremovalinthemixedgrowthsystemofnitrifyingbacteriaandotherbacteria,togaintheeffectforoptimalphosphorusandnitrogenremoval.Theauthorsdiscussthetechnicalprocessflow,thefeasibilityforoptimalphosphorusandnitrogenremovalandtheresearchessentialonthesystem.Keywords:separate-stageprocessforphosphorusandnitrogenremoval;carbonsources;nitrate;nitrite-typenitrification,(A2/OSBR),(“”),,、,[1],[2,3]。,,,[4]。,,。,,DOI:10.13278/j.cnki.jjuese.2004.02.019。1,,,[5],,1。1Fig.1Processflowonphosphorusandnitrogenremovalwithseparate-stage3:PR(phosphorusremoval),,,,,;NR(ni-trogenremoval),,,(DO),,,;、,、PR[5]NRPR。2,,。DO,NRDO,[6,7];NR,DO[3];2PR,,(PHB),,[8],[9]。NR。NRDO,/,(SND)[10],C/N,SND[10]。:(1),;,。(2),2,,。(3)PR,NR[4];NR,、[3]。(4),PRPhstrip,[11]。,,[5〗。(5)NRDO,261　2　　　　　　　　　　,　,,:DO、()。(6)NR,,,。(7),“”“”,COD[12]。(8)PR,NR,、,。,、,。3PRPR,(),COD,,,。,PR,。NR()、、、[13]。。(30～40℃)[14]DO[7],pH。,DOpH。,NRDO,。NRNRCOD,。2,2,2NR,。(1),2,。,()。,NR,,,,[1],。4“”,,。,,“”、、、,,。,AB。(References):[1],.[J].,2000,26(12):14.HUAGuang-hui,ZHANGBuo.Contradictionandmea-suresinbiologicalNandPremovalofmunicipalwastewa-tertreatment[J].Water&WastewaterEngineering,2000,26(12):14.[2],,,.SBR[J].,2001,17(11):1720.ZHANGKe-fang,ZHANGChao-sheng,FANGQian,etal.EfficiencyofSBRprocessinremovalofnitrogenand262　　()　　　　　　　　　　　　　　34　phosphorusfrommunicipalwastewater[J].ChinaWater&Wastewater,2001,17(11):1720.[3],,.[M].:,2002.LIJun,YANGXiu-shan,PENGYong-zhen.Microbeandwatertreatmentengineering[M].Beijing:ChemicalIndustryPress,2002.[4],.[M].:,1998.ZHENGXing-can,LIYa-xin.Technologyforwastewa-terphosphorusandnitrogenremoval[M].Beijing:ChinaArchitecturalIndustryPress,1998.[5],,,.SBR[J].,2002,18(5):15.JIFang-ying,LUOGu-yuan,YANGQin,etal.Biolog-icalphosphorusremovalcapabilityinSBRsystemusingexternalrecycleofactivatedsludge[J].ChinaWater&Wastewater,2002,18(5):15.[6]BernetN,PengDC,DelgenesJ-P,etal.Nitrificationatlowoxygenconcentrationinbiofilmreactor[J].JEnv-ironEngAsce,2001,127(3):266271.[7]LanabroekHJ,GerardsS.Competitionforlimitingamountsofoxygenbetweennitrosomonaseuropaeaandnitrobacteriawinogrdskyigrowninmixedcontinuouscultured[J].ArchMicrobiobiology,1993,159:453459.[8],,,.[J].,2002,22(3):320323.LIJun,YANGXiu-shan,NIEMei-sheng,etal.Char-acteristicsandmechanismstudiesontheremovalofnitro-geninsequencingbatchreactorofsubmergedbiofilmpro-cess[J].ActaScientiaeCircumstantiae,2002,22(3):320323.[9],,,.SBR[J].,2001,27(5):5558.GAOJing-feng,PENGYong-zhen,WANGShu-ying,etal.Effectsofcarbonsourcesanddosagesonthedenitrifi-cationrateinSBRprocess[J].Water&WastewaterEn-gineering,2001,27(5):5558.[10],,.[J].,2003,19(7):811.QIWei,LIChun-jie,HEYi-liang.Studyonsimulta-neousnitrificationanddenitrificationinsubmergedmembranebioreactor[J].ChinaWater&Wastewater,2003,19(7):811.[11],.[M].:,1999.SHENYue-liang,WANGBao-zhen.Newtechnologiesforbiologicalwastewatertreatmenttheoryandap-plication[M].Beijing:ChinaEnvironmentalSciencesPress,1999.[12],,.SBR[J].,1996,22(6):2628.PENGYong-zhen,GAOKai,YUZheng-zhe.Usingatwo-stageSBRprocesstotreatpetrochemicalindustrywastewater[J].Water&WastewaterEngineering,1996,22(6):2628.[13]TurkO,MavinicDS.Maintainingnitritebuild-upinasystemacclimatedtofreeammonia[J].WaterRes,1989,23(11):13831388.[14]JettenMSM.Towardsamoresustainablemunicipalwastewatertreatmentsystem[J].WaterSciTect,1997,35(9):171180.263　2　　　　　　　　　　,　,,: