好氧厌氧MBR膜过滤工艺处理食品生产废水杨丽芳

27520119JournalofKunmingMetallurgyCollegeVol.27No.5Sep．20112011－08－251967－。doi10．3969/j．issn．1009－0479．2011．05．005//MBR1a21a1b1c1．a．b．c．6500332．650093400m3/d、、、、//MBR《》GB18918—2002A。155.910.70/m3。MBRX703A1009－0479－201105－0018－04AerobicAnaerobicandMBRMembraneFiltrationProcessforFoodProductionWastewaterYANGLi-fang1aHEJia-ning2LIRan1aZOUYa-ling1bYUYan1c1a．FacultyofEnvironmentalEngineering1b．HumanResourcesDepartment1c．ScienceandTechnologyDepartmentKunmingMetallurgyCollegeKunming650033China2．FacultyofMechanicalandElectricalEngineeringKunmingUniversityofScienceandTechnologyKunming650093ChinaAbstractWastewater400m3/dcomponentsofafoodprocessingplantincludemoregreasydirtorgan-icmatterphosphorusammoniaandsuspendedsolidsthangeneraldomesticsewage．AftertreatingwithaerobicanaerobicandMBRmembranefiltrationprocesstheeffluentqualityachieveanAstandardofMu-nicipalWasterWaterTreatmentPlantEmissionStandards．TheprojectwasinvestedRMB1.5591millionanditsoperatingcost0.70yuan/m3．Theprojectachievedacceptanceandmetthestandardsneeded．Keywordsfood-processingwastewateranaerobic-treatmentaerobic-treatmentMBRmembranetreatment130400m3/d、、、、、、、、。《》GB18918—2002A。、11。1、pHBOD5/mg·L－1COD/mg·L－1SS/mg·L－1/mg·L－1/mg·L－1/mg·L－16～8200～300400～450500～1000500～10003～10300～8006～9≤10≤50≤10≤5≤0.5≤1.0223。2HRT/h86m×8m×3m86m×8m×3m86m×8m×3m86m×8m×3mMBR64m×6.5m×3m4m×6m×3m3530×450×15230.2μmFPGRB-125Q=350m3/hP=29.4kPa80GW40－10－2.2GWP－31－500.06MPa①、、、4。②2。③。④MBR。++、、。⑤。32d4。915//MBR414∶3014∶3015∶3016∶308∶208∶209∶2010∶20pH6.296.186.096.126.956.116.746.406～9BOD5/mg·L－1250＜2＜2＜2238＜2－－≤10mg/LCOD/mg·L－136019.620.718.038122.718.836.8≤50mg/LTP/mg·L－11.990.0680.0560.0762.030.0530.0520.109≤0.5mg/LTN/mg·L－115.41.860.0761.5015.81.571.381.94≤15mg/LNH+4－N/mg·L－111.20.2670.1800.24510.40.1850.1410.229≤5mg/LSS/mg·L－1－292120－292523_/NTU－0.5960.3250.408－0.5490.4800.468≤5NTU－5＜55－5＜5＜5≤30－－－－－－－－/mg·L－1－＜0.05＜0.050.240－0.1600.1660.080≤0.5mg/L/mg·L－1－0.7520.5530.623－0.7270.6510.367≤1.0mg/L/mg·L－1－250225250－250225200≥0.05mg/L/·L－1－－TP、TN、NH3－NCOD96.98%、88.99%、97.92%、94.30%BOD5＞99%。41、、、、、。、、CO2H2O。2N。。。NO－3→NO－22NO－3+2H2→2NO－2+2H2ONO－2→N22NO－2+3H2→N2+2OH－+2H2ONO－3→N22NO－3+5H2→N2+2OH－+4H2OMBRHRTSRT、MBR。++MBR＞98%＜1mg/L。3P0220119、。55.151.0kg/d0.60/kg0.60/d437kW·h/d0.50/kW·h218.5/d11800/·60/d155.913897.75/m3。5.20.70/m35。61400m3/d//MBRBOD5、COD、、99.2%、93.85%、98.08%96.57%。2MBR、、、1－4。3155.913897.75/m30.70/m3。4。5、、、、、MBR、。1．M．2007．2．J．201023276－76．3．3AMBRJ．2009．1118－20．4．MBRJ．2009565－6673．125//MBR