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反硝化除磷工艺及其微生物学原理 (唐山市规划设计研究院,河北唐山063000) :反硝化除磷是通过反硝化聚磷菌的代谢作用,同时完成过量吸磷和反硝化过程,在达到同步生物脱氮除磷的目的同时,解决了生物脱氮和生物除磷之间相对独立的、相互竞争的矛盾。就此项新技术的微生物学原理及其新工艺进行了重点介绍。:反硝化除磷;反硝化聚磷菌;缺氧;厌氧:X703 :A :1009-3230(2007)08-0005-03ResearchProgressandMicrobiologyPrincipleonDenitrifyingDephosphorizationTechnologyZHANGBao(TangshanInstituteofUrbanPlanningandDesign,HeBei,063000)Abstract:ThetechnologyofdenitrifyingandphosphorusremovalcarriesouttheprocessofPhosphateex-cessiveuptakeanddenitrificationbymetabolismofdenitrifyingphosphate-accumulatingorganisms.ItachievedbiologicaldenitrifyingandphosphorusremovalandresolvesaproblemthatCompetitionexistsinthecourseofdenitrifyingandphosphorusremovalsimultaneously.Itsmicrobiologyprincipleandnewlyde-velopeddenitrifyingdephosphatationprocessisdiscussedindetail.Keywords:Denitrifyingandphosphorusremoval;Denitrifyingphosphate-accumulatingorganisms;Anoxic;Anaerobic0 引言,。,,。,———,。,,()()[1]。,,30%50%[2],,(VFAs)。1 反硝化除磷微生物学原理:2007-06-15 :2007-07-10:(1974～),,,。,()、12。1 ,PHB,。CoA,,,;PHB,520078(116) ,NO-3。,,,,[3]。O22/3,,;,。,。,,[4]。2 TCA 2,,HAc[5]:TCA。,(),,,PHB。,,。PH,HAc。,HAcCoAATP,。,TCA。PH,HAc,,。,TCA。,。,ATP。。,,PH。,,,。,,ATP,CoA。APHB。,PHB。Mino(1987)EMP(),PHB,:CH2O+0.083C6H10O5(CH)+0.44HPO32-+0.023H2O※1.33CH1.5O0.5(PHB)+0.17CO2+0.44H3PO4,PHB,。,,ATP,。,PHB,TCAATP,。,,6 20078(116),PHB。,PHB,。PHB,。,,。2 反硝化除磷工艺介绍2.1 BCFSKluyveUCTBCFS,3,BCFSUCT2,UCT,,COD。,UCT,,。,BCFS2QeQc,Qe,,Qc,,。BCFS,,,BCFS。3 BCFS2.2 DEPHANOXBCFS,,,BCFSBCFS。KUBADEPHANOX,4。,-β-(PHB),。NH-3-N;4 DEPHANOXPHB。,;。,。;。,。,,,。3 结语,COD。,,。[1] KubaT,SmolderG,vanLoosdrechtMCM,etal.Biolog-icalPhosphorusRemovalfromWaste-waterbyAnaerobic-AnoxicSequencingBatchReactor.WaterSciTech-nol.,1993,27(5-6):241-252.[2] MMerzouki,NBernet,JPDelgenes,etal.BioloicalDenitrifyingPhosphorusRemovalinSBR:EffectofAddedNitrateConcentrationandSludgeRetentionTime.Wat.Sci.Tech,2001,43(3):191-194.[3] SmoldersGJD.ModeloftheAnaerobicMetabolismoftheBiologicalPhosphorusRemovalProcess:StoichiometryandPHInfluence,BiotechnologyandBioengineering,1994,1(43):461-470.[4] Arvin.E.,Kristensen,G.H.ExchangeofOrganics,Phos-phateandCationsBetweenSludgeandWaterinBiologicalPhosphorusandNitrogenRemovalProcesses.Wat.Sci.Technol.,1985,1(7):147-162.[5] TomonoriMatsuo.MetabolismofOrganicSubstancesinAnaerobicPhaseofBiologicalPhosphateUptakeProcess,Wat.Sci.Tech.,1992,25(6):83-92.720078(116)