A2N序批式MBBR系统反硝化除磷试验研究肖社明

295201210JOURNALOFNATURALSCIENCEOFHEILONGJIANGUNIVERSITYVol.29No.5October2012A2NMBBR11231．1300212．1001243．100013/A/A－SBMBBRN－SBMBBRA2NMBBRA2N－SBMBBR。COD/TN2.9812hCOD、TNTP76.24%、72.5%61.86%TN、TP77.86%76.14%A2N-SBMBBRCOD/TN。A2NTU992.3[e-mail]1962－．A2NMBBRJ．2012295666－671．01－3。、、DPB//DPB4。5。A2N/。A2N/6－89－10A2N/A2N。A/A－SBMBBRN－SBMBBRA2N－SBMBBR。11.11A2N－SBMBBRA/A－SB-MBBRN－SBMBBR15L12LBioMTM40%。23℃～26℃。A/A－SBMBBR、、70～80r·min－1。N－SBMBBRDOI:10.13482/j.issn1001-7011.2012.05.0120.8L·min－12.5mg·L－1。A/A－SBMBBRN－SBMBBRA/A－SBMBBRA/A－SBMBBR。A/A-SBMBBR排气口加盖排气口加盖排气口加盖排气口加盖排气口加盖排气口加盖进水静置沉淀厌氧搅拌静置沉淀缺氧搅拌出水搅拌器污泥富磷剩余污泥外排上清液硝化上清液曝气无盖无盖无盖静置沉淀好氧硝化曝气砂头N-SBMBBR1A2N－SBMBBRFig．1SchematicdiagramoftheA2N－SBMBBRoperation1.21。1Table1AnalysisitemsanddeterminationmethodsTP－DODONH4+－NCOD5B－3BCODNO3－－NNO2－－NN－1－－1.32。NH+4－NCOD/TNCOD/TN2.98。2Table2WaterqualityoforiginalwaterTPmg·L－15.4～6.9NH4+－Nmg·L－161.1～84.2CODmg·L－1201～268NO3－－Nmg·L－10.42～1.50pH7.2～8.0TNmg·L－163.3～85.92A/A－SBMBBRN－SBMBBR85d35dA2N－SBMB-·766·5A2NMBBRBR5025d12h。A2N－SBMBBR0%h2.5%h6.83%h11.67%h2.83%h7.17%h12%h0%h2.5%h6.83%h11.67%h2.83%h7.17%h12%h0%h2.5%h7.17%h2.0%h2.83%h6.83%h7.67%hA2N-SBMBBR系统A/A-SBMBBRN-SBMBBR厌氧缺氧好氧硝化闲置沉淀换原水图2A2N-SBMBBR系统运行方式图Fig.2TheoperationmodeofA2N-SBMBBRsystem2A/A－SBMBBR2.5hA/A－SBMBBRN－SBMBBR20minN－SBMBBR4hN－SBMBBRA/A－SBMBBR20minA/A－SBMBBR4.5h。、20min。N－SBMBBR4hN－SB-MBBR6h20min。10COD、NH4+－N、NO2－－N、NO3－－NTP。2.1A2N－SBMBBRCOD。、CODA2N－SB-MBBRCODCOD3。3COD200～300mg·L－1。CODCOD90.1～138.8mg·L－1COD34.61～77.31mg·L－153.63mg·L－1COD63.5～83.79%76.24%COD39.74～46.8mg·L－1。COD。进水COD厌氧阶段COD去除率COD去除率厌氧出水COD缺氧出水COD300250200150100500COD浓度（mg·L-1）9080706050403020100COD去除率（%）10%%%%%%%%14%%%%%%%%18%%%%%%%%%22%%%%%%%%26%%%%%%%%%30%%%%%%%%34%%%%%%%%38%%%%%%%%42%%%%%%%%46%%%%%%%%50运行周期（个）3A2N－SBMBBRCODFig．3TheresultofCODremovalinA2N－SBMBBRsystemA2N－SBMBBRCOD4。2.5hCOD227.63mg·L－1110.52mg·L－1CODA/A－SBMBBRPHB－β－A/A－SBMBBR。CODN－SBMB-BRCOD96.42mg·L－147.24mg·L－1A/A－SBMBBRCODA/A－SBMBBR·866·29N－SBMBBR2LCOD。COD53.63mg·L－1。COD平均值２５０２００１５０１００５００COD浓度（mg·L-1）进水硝化进水厌氧出水硝化出水缺氧进水缺氧出水4CODA2N－SBMBBRFig．4VariationofaverageCODconcentrationindifferentoperationstages5A2N－SBMBBR。COD51.45%21.60%COD26.95%。CODPHB。CODCODA/A－SBMBBR。其他阶段COD去除26.95%厌氧COD去除51.45%硝化COD去除21.60%5A2N－SBMBBRCODFig．5TheCODremovalproportionsofdifferentoperationstages2.2A2N－SBMBBRNH4+－NA2N－SBMBBRNH4+－N6。NH4+－N61.08～84.19mg·L－175.39mg·L－1N－SBMBBRNH4+－NNH4+－N10.33mg·L－1NH4+－N。A/A－SBMBBRNH4+－N。A2N－SBMBBRNH4+－N13.06～23.57mg·L－1NH4+－N81%76.9%NH4+－N14.23～18.77mg·L－1。2.3A2N－SBMBBRTN7A2N－SBMBBRTNTN63.25～85.83mg·L－177.1mg·L－1TN16.74～27.96mg·L－130mg·L－121.16mg·L－1TN16.8～21.67mg·L－1。A2N－SBMBBRTN40·966·5A2NMBBRTN65.84%～77.86%72.5%TN。进水氨氮出水氨氮硝化进水氨氮氨氮去除率硝化出水氨氮9080706050403020100氨氮浓度（mg·L-1）959085807570氨氮去除率（％）10%%%%%%%%14%%%%%%%%18%%%%%%%%%22%%%%%%%26%%%%%%%%%30%%%%%%%34%%%%%%%%38%%%%%%%%42%%%%%%%46%%%%%%%%50运行周期（个）6A2N－SBMBBRNH4+－NFig．6TheresultofammonianitrogenremovalinA2N－SBMBBRsystem进水TN出水TNTN去除率1009080706050403020100807876747270686664626058TN浓度（mg·L-1）TN去除率（％）10%%%%%%%%14%%%%%%%%18%%%%%%%%22%%%%%%%26%%%%%%%%%30%%%%%%%34%%%%%%%38%%%%%%%%42%%%%%%%46%%%%%%%50运行周期（个）7A2N－SBMBBRTNFig．7TheresultofTNremovalinA2N－SBMBBRsystem2.4A2N－SBMBBRTP8A2N－SBMBBRTP。TP5.37～6.81mg·L－1进水TP出水TPTP去除率876543210TP浓度（mg·L-1）80706050403020100TP去除率（％）10%%%%%%%%14%%%%%%%%%18%%%%%%%%22%%%%%%%%26%%%%%%%%30%%%%%%%%34%%%%%%%%38%%%%%%%%%42%%%%%%%46%%%%%%%%50运行周期（个）8A2N－SBMBBRTPFig．8TheresultofTPremovalinA2N－SBMBBRsystem·076·296.15mg·L－1TP1.5～3.41mg·L－12.33mg·L－1TP1.5～1.85mg·L－1。TP41.77%76.14%42TP75%TP61.86%。31．A2N－SBMBBRCOD/TN。2．A2N－SBMBBRCOD/TNCOD、TNTP76.24%、72.5%61.86%TNTP77.86%76.14%。3．COD。1．SBRJ．2010261311－14．2LEEDSJEONCOPARKJM．BiologicalnitrogenremovalwithenhancedphosphateuptakeinasequencingbatchreactorusingsinglesludgesystemJ．WaterRes200135163968－3976．3WANGYYPENGYZTOMS．EffectofinfluentnutrientratiosandhydraulicretentiontimeHRTonsimultaneousphosphorusandnitrogenremovalinatwo-sludgesequencingbatchreactorprocessJ．BioresourTechnol20091003506－3512．4．A2N/BAFJ．201244280－81．5BORTONEGSALTARELLIRALONSOVetal．Biologicalanoxicphosphorusremoval-thedephanoxprocessJ．WaterSciTechnol1996341－2119－128．6HUJYONGSLNGWJetal．Anewmethodforcharacterizingdenitrifyingphosphorusremovalbacteriabyusingthreedifferenttypesofelec-tronacceptorsJ．WaterRes200337143463－3471．7．J．2003235543－546．8VLEKKEGJFMCOMEAUYOLDHAMWK．Biologicalphosphateremovalfromwastewaterwithoxygenornitrateinsequencingbatchreac-torsJ．EnvironTechnol199898791－796．9．J．20021894－7．10．A2NJ．20031998－11．DenitrifyingphosphorusremovalinA2N-sequencingbatchmoving-bedbiofilmreactorsystemXIAOShe-mingYAOWei-tao1ZHANGYong-xiang2LIZhi-yuan31．FifthDesignDepartmentChinaNortheastMunicipalEngineeringDesignandResearchInstituteChangchun130021China2．CollegeofCivilEngi-neeringandArchitectureBeijingUniversityofTechnologyBeijing100124China3．CABRConstructionEngineeringConsultingCompanyLimitedBeijing100013ChinaAbstractTheA2N-sequencingbatchmoving-bedbiofilmreactorsystemA2N-SBMBBRsystemwhichwasmadeupofcultivations