MBR工艺污水处理效果随季节变化规律的研究

MBＲ蒋岚岚张万里214072MBＲ2012—2013MBＲ。、MBＲGB18918—2002《》ACOD、NH3－N、TNTP。MBＲDOI10.13205/j．hjgc．201411010STUDYONTHESEASONALVAＲIATIONPATTEＲNOFTHESEWAGETＲEATMENTEFFECTOFMBＲPＲOCESSSYSTEMJiangLanlanZhangWanliWuxiMunicipalDesignandＲesearchInstituteCo．LtdWuxi214072ChinaAbstractBasedontheanalysisofpracticaloperationdataofamunicipalwastewatertreatmentplantinTaihuAreawhichemployedMBＲprocessin2012－2013theinfluenceofseasonalchangesontheMBＲprocessfortreatmenteffectwasstudied．Theresultsshowthatseasonalchangeswillaffectthemunicipalsewagetreatmentplantinfluentwaterqualityandwatertemperatureindicator．ButMBＲprocessoperationisrelativelystableandthemaineffluentqualityindicatorshavereachedthecriteriaofClassIspecifiedin“DischargeStandardofPollutantsforMunicipalWastewaterTreatmentPlant”GB18918—2002．SeasonalchangeshavedifferenteffectsonthewaterqualityindexessuchasCODNH3－NTNandTP．Thepurificationeffectofeachwaterqualityindexinsummerisbetterthaninwinterwhichshowsthatlow-temperaturehascertaininfluenceonthesewagetreatmentprocess．KeywordswastewatertreatmentplantseasonalchangestreatmenteffectmembranebioreatorMBＲprocess2014－01－200MBＲ、1。MBＲMBＲ。MBＲMBＲ。11.1工艺流程。70%MBＲ3×104m3/d20111。20mm3mm。1MBＲε=1mm。33WaterPollutionControl1Fig．1FlowchartofWWTPMBＲ。1.2MBＲ处理系统的设计参数［2］MBＲ1。1MBＲTable1DesignparameteroftheMBＲprocessingsystem/m3·d－130000BOD5/kg·kg－1·d－10.061COD/kg·m－3·d－10.89/g·L－13.66.08.010.0/d22.1/℃120.6/h1.663.784.340.66/%400300150PVDF320.4μm/L·m－2·h－122.64/L·m－2·h－125.8822.1实际进水水质及分析20129—201382。2、、220129—20138Table2InfluentcharacteristicsinSep．2012toAug．2013mg/L/%COD137.6218.4176.246SS68.4171.8135.976NH3－N28.736.531.625TN31.239.635.024TP1.93.12.449。MBＲMBＲ。2.2运行状况及效果20129—20138MBＲ3。3MBＲTable3EffluentcharacteristicsandeffectivenessoftheMBＲsystemmg/L/%COD20.946.231.75081.9SS040.81099.7NH3－N0.283.911.45595.4TN7.3414.810.11571.4TP0.030.390.150.593.83MBＲ。COD、SS、NH3－N、TNTP81.9%、99.7%、95.4%、71.4%、93.8%。3、、、。15.4℃12.5℃728.2℃。280d。1106.7mm。80%。2101.2h。3.1有机物季节变化规律220129—20138CODCOD。2、32COD。CODCOD。43EnvironmentalEngineering2CODFig．2TheseasonalvariationoftheinfluentandeffluentconcentrationsandtreatmenteffectofCODCOD1。CODCODCOD46.2mg/L。MBＲCODCOD。1MBＲ3。2。3.2氨氮季节变化规律320129—20138NH3－NNH3－N。3。NH3－N。2NH3－N。201211—20132。12℃3NH3－NFig．3TheseasonalvariationoftheinfluentandeffluentconcentrationsandtreatmenteffectofNH3－N4。90%。NH3－N。3NH3－N。。3.3总氮季节变化规律420129—20138TNTN。4TNFig．4TheseasonalvariationoftheinfluentandeffluentconcentrationsandtreatmenteffectofTN4。TNNH3－N20132TN。201210—2013153WaterPollutionControl。TN。5。C/N、、MLSS。TNNH3－N。3.4总磷季节变化规律520129—20138TPTP。5TPFig．5TheseasonalvariationoftheinfluentandeffluentconcentrationsandtreatmenteffectofTP5。TPNH3－N20132TP。201210—12。TP。6。3.5讨论。。。、、、7-8。MBＲ。620129—20138MBＲ。6。6Fig．6Theseasonalvariationofpowerconsumptionofpertonwater41MBＲGB18918—2002《》A。2COD、NH3－N、TN、TP。3MBＲ、。MBＲ。1．MBＲJ．201137114-18.2．MBＲJ．2013394128-131.4463EnvironmentalEngineering1。BOD5。。7“－”、、、CO2、H2、H2O。ρBOD5940mg/LρBOD510mg/L98.94%。2。15m×6m×3.85m512450%3525%。。。8“－”DO0.2～0.5mg/L。。30%～40%。。31。2GB18918—2002GB/T18920—20025901.30/m38.98。3BOD510mg/L。1．J．2013227-29.2．M．20091-5.3．MBＲJ．2008215-17.4．J．201135.5．J．2008427-29.6．D．2003.7．－J．201323461-63.8．－J．2007271171-73.1985－。櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅[e-mail]．200828111004-1008.6．pHJ．20099110-14.7MoritaＲY．PsychrophilicbacteriaJ．BacterialＲew1975391146-167.8．J．200925182-85．1975－。[e-mail]44EnvironmentalEngineering