GaiaBAF工艺处理邯钢冷轧废水的研究聂云

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StudyonHangangcold-rollingwastewatertreatmentbyGaia-BAFtechnologyNieYun1,FengYanwen1,QuWensheng2(1.Biological&EnvironmentalEngineeringCollege,TianjinProfessionalCollege,Tianjin300402,China;2.KangshengEnvironmentalProtectionCo.,Ltd.,Tianjin300400,China)Gaia-BAF1,1,2(1.,300402;2.,300400)[]Gaia-BAF,,。,,HRT10h20hGaia-BAFCOD92.2%90.4%,96.3%96.8%。,HRT10hGaia-BAFCOD(HRT20h),。[];;[]X703.1[]A[]1005-829X(2010)06-0028-03Abstract:TheeffectofHangangcold-rollingwastewatertreatmentbyGaia-BAFtechnologyhasbeenstudied.Therunningparametersareoptimizedaccordingtotheexperimentaldata.Theresearchshowsthatunderthecontinu-ouslyinfluentwaterconditionsandwhenthehydraulicretentiontimeis10hand20hrespectively,theaveragere-movalratesofCODofthemainpollutantsbyGaia-BAFtechnologyreach92.2%and90.4%respectively,andtheaverageremovalratesofammonia-nitrogenreach96.3%and96.8%.Underthesameinfluentwaterconditions,whenthehydraulicretentiontimeis10h,theremovalrateofeffluentwaterCODbyGaia-BAFtechnologyisbetterthantheeffluentwaterinbiologicalcontactoxidationtank(hydraulicretentiontimeislongerthan20h).Theammonia-nitrogenandchromaarebasicallythesameasinbiologicalcontactoxidationtank.Keywords:cold-rollingwastewater;biologicalaeratedfilter;biologicaltreatment,()4:、、。,,COD150mg/L,。,,〔1-3〕。-(Gaia-BAF),、、、,,、。Gaia-BAF,、,、、,,3%~5%。Gaia-BAF,,,。11.1(1):(FPUFS);B,;、,;COD。(2):COD,;;,;;。(3):,,30620106IndustrialWaterTreatmentVol.30No.6Jun.,201028——2010-06,30(6),COD1122~1412mg/L,100mg/L,112.6mg/L,pH,4.5~8.0。1.2,Gaia-BAF,。50L,,,,。Gaia-BAF60%FPUFS,B。1.3(1),Gaia-BAF,Gaia-BAF,,Gaia-BAF。(2)Gaia-BAF,,,2.5L/h。1—3Gaia-BAFB10g,4—6Gaia-BAFB1g。6d,Gaia-BAF。,Gaia-BAF,pH6~9、25~35℃、30∶1。COD、、pH,Gaia-BAF。(3)Gaia-BAF,COD、、,Gaia-BAFGaia-BAF。22.1Gaia-BAFGaia-BAF,6d、,Gaia-BAF,。HRT20h,6d;,HRT10h,3d,Gaia-BAFCOD1。1,HRT=20h,COD1122~1412mg/L,Gaia-BAFCOD126mg/L,COD89%。,,Gaia-BAF,。HRT10h,Gaia-BAFCOD85~98mg/L,100mg/L,COD90.4%~94.3%。,Gaia-BAF、,。Gaia-BAF2。2,,Gaia-BAF。1—2,46.1、86.3mg/L,58.5%;100mg/L,112.6mg/L,92.5%~98.9%。(7—9)HRT10h,,,《》(25mg/L),95.2%~97.5%,。,Gaia-BAFpH6~8,。1Gaia-BAFpH4.5,pH。,Gaia-BAF,,Gaia-BAF。,,。Gaia-BAF,,,;,:Gaia-BAF29——2010-06,30(6)[](1957—),1983,,。:13602008392,E-mail:nieyun57@yahoo.com.cn。[]2010-01-04()Gaia-BAF,50~70。,Gaia-BAF。2.2Gaia-BAFGaia-BAF,Gaia-BAF。,Gaia-BAFHRT=10h,HRT=20h,COD,3。3,Gaia-BAFCODCOD。Gaia-BAFCOD85~136mg/L,COD88~175mg/L。,Gaia-BAFHRT,COD。8—10,COD158~179mg/L,《》;Gaia-BAFCOD150mg/L,。Gaia-BAF(HRT=10h)(HRT20h)4。4,1—5,0.14~0.7mg/L,Gaia-BAF0.68~2.51mg/L,Gaia-BAF,《》。(7—10),Gaia-BAF1mg/L。Gaia-BAF5。5,,Gaia-BAF55~60,(40~60)。,Gaia-BAF50~55,55,。Gaia-BAFpH6~9,。Gaia-BAF,。3(1)Gaia-BAF、。(2)(),10h20hGaia-BAFCOD92.2%90.4%,96.3%96.8%,COD《》。(pH=4.5),。(3),10hGaia-BAFCOD(20h),,Gaia-BAFpH,《》。[][1],,.[J].,2009,29(8):69-72.[2],.[J].,2007,23(15):90-93.[3],.[J].,2009,29(8):93-95.30——

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