改进式曝气生物滤池处理化肥氨氮废水的研究谢陈鑫

。1t1.5%～5.0%1t[1]。、、30～120mg·L-1、C/NCOD。。、、BAF[2-5]。。11.1UBAFMBAF。1[6]50cm5cm250cm50cm20mmUBAF100cmMBAF150cm。60cm10cm、55mm。40、80、120cm310cm310mm、55mm、102.5mm。BAF[7]BAF3、、。BAF750～780kg·m-370%～82%2～4mm、6～8mm1.27kg·m-3。pH7.8～9.0NH4+-N30～100mg·L-1COD100～350mg·L-118～35NTUBOD520～80mg·L-1。1.2[8]751COD[8]HACH2100PHACHHQ30d。11112221.3001312.572600、、C/N、SBR、BAF。100mg·L-1COD350mg·L-110mg·L-1COD50mg·L-1。X786A1000-3770(2009)12-091-032009-04-08“”[e-mail]3512200912TECHNOLOGYOFWATERTREATMENTVol.35No.12Dec.,200991DOI:10.16796/j.cnki.1000-3770.2009.12.03122.1UBAFMBAF2SBR200mL2d。361～8150mg·L-1、。2.2UBAFMBAF2COD12。。COD50mg·L-15mg·L-1。。5min。20min。。。1DCCOD、BODUBAF2N。1DC。。BOD。UBAF。1、27dUBAFCOD80%20%。2N1DCNH3NO2-NO3-。1BOD。1、2MBAFUBAFCOD30%90%。COD、GB18918-2002a。2.3SBRBAF[7]3、4。246810121416182022050100150200250300COD
mgL
d01UBAFMBAF2CODFig.1ThedifferenceeffectofCODremovalinUBAFandMBAFdevice024681012141618202224020406080100120
d
(NH-N)mgL2UBAFMBAF2Fig.2ThedifferenceeffectofammoniaremovalinUBAFandMBAFdevice3512923、4BAFCODSBRBAFC/N[9]SBRCODUBAFCODSBRBAF。3C/NCOD、、pH、、NO2-、NO3-、。。BAFBAF。COD287mg·L-1COD32.1mg·L-1。108mg·L-15.1mg·L-1BAFC/N。[1],.[J].,2007,32(9):14-16.[2]AdachiS.Reclamationandreuseofwastewaterbybiologicalaeratedfilterprocess[J].WatSciTech.,1991,24(9):195-204.[3]LeopoldoG,MendozaEspinosa,TomStephenson.Aprocessmodeltoevaluatetheperformanceofabiologicalaeratedfilterbiotechnologytechniques[J].BiotechnologyTechniques,1998,12(5):373-375.[4]PujolR,TaralloS.Totalnitrogenintwo-stepbio-filtration[J].WatSciTech.,2000,41(4):65-68.[5],.[M].:,2005.[6],.:,200810117545.5[P].2008-12-24.[7]PierreCMouchet,JoanYvesBergel.Method,deviceanduseofsaidmethodforbiologicaleliminationofmetalelementspresentinanionizedstateinwater:US,6569336[P].2003-5-27.[8],,.[M].:,1987.[9],.[J].,2007(10):44-46.02468101214161820020406080100120
(NH-N)
mgL
d4SBR、BAFFig.4ThecomparisoneffectofammoniaremovalamongSBR,BAFandmodifiedBAF02468101214161804080120160200240280
dCODmgL3SBR、BAFCODFig.3ThecomparisoneffectofCODremovala-mongSBR,BAFandmodifiedBAFRESEARCHONAMMONIA-NITROGENFERTILIZERWASTEWATERTREATMENTBYMODIFIEDBIOLOGICAERATEDFILTERINSERIESXieChenxin1,ZhaoHui1,TengHoukai1,ChenJun1，FuSongbao2,ShanZhongping2,KeXiaojun2（1.CNOOCTianjinChemicalEngineeringResearchandDesignInstitute,Tianjin300131,China;2.ChinaNationalOffshoreOilChemicalCo.,Ltd.,Dongfang572600,China）Abstract:Withthecharacteristicsoflargedischarging,fluctuationsandlowC/Nratioatammonia-nitrogenfertilizerwastewater,theperformance,mechanismandrelevanceofmodifiedBAF,comparetheprocesswithSBR,thegeneralBAFsimultaneouslywerestudied.TheresultsshownthattheuseofmodifiedBAFcaneffectivetoremoveammonia-nitrogenfrom100mg·L-1to10mg·L-1,andCOD350mg·L-1tolessthan50mg·L-1.Keywords：wastewatercontainingammonia;BAF;modifiedBAF93