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20103SCIENCE&TECHNOLOGYINFORMATION0(MovingBedBi--ofilmReactor,MBBR)2080。[1]MBBR、、、、、、。[2],MBBR。11.11。(1000L),,MBBR(30cm、2m、1.5m、106L,、)。。1.11.21.2K1(AnoxKaldnes)K1(1.2。),,。1.3,CODCr、NH3-N、SS1500~5000,100~400,50~200mg/l,pH8~10。CODcr、NH3-N,。pH,。1.41.4.1,,17-20℃,6,。,CODcrNH3-N,。1.4.223,1-4。、DO、pH。1-41-513-17,,。6-11CODcr;12、238、20,NHB3B-N;18-22,13-17,pHMBBRNH3-N。1.4.3MBBR(210096)【】,。:。40%,0.1-0.8g/(m2·d),85%~95%,35~75mg/l,,、、,9~14mg/l。【】MovingBedBiofilmReactor(MBBR);;;;RemovalMechanisminMovingBedBiofilmReactorforTanneryWastewaterAmmoniaTreatmentLIGuangJIHong(DepartmentofCivilEngineering,SoutheastUniversity,NanjingJiangsu,210096,China)【Abstract】TheMovingBedBiofilmReactorexperimentalequipmentisusedtoresearchontheammoniatreatmenteffectoftannerywastewater.TheresultsshowthattheremovalratesofNH3-Nisreducedwhenthesuspendpackingstuffingrateisincreased.Whenthesuspendpack--ingstuffingrateis40%andapparentloadingindexoffillingmaterialis0.1-0.8g/(m2·d),theremovalratesofNH3-Nis85%~95%,theNH3-Nconcentrationofeffluentis35~75mg/landcanbenolongerincreasedsimplybycorrespondingapparentloadingindexoffillingmaterialincrea--sing.ButtheNH3-Nconcentrationofeffluentcanbereducedto9~14mg/lbysuchmeasuresasalkalinitysupplement,Carbon-nitrogenratiorducingandwatertemperatureincreasing.【Keywords】MovingBedBiofilmReactor(MBBR);Tannerywastewater;Ammonia;Suspendpackingstuffingrate;Carbon-nitrogenratio○○729SCIENCE&TECHNOLOGYINFORMATION20103:9:0018:00,,MBBR,。:CODcr,NH3-N,DOHACHHQ30d。2:CODcr10-30g/(m2·d),CODcr80-90%。0.1-0.8g/(m2·d),85%~95%。,0.1-0.8g/(m2·d)。、、、pH、C/N。2.12.1.18mg/l,40%,,MBBR。,0.1-0.8g/(m2·d),80%;0.8g/(m2·d),,2g/(m2·d),60%。,(m2·d),CODcr,,CODcr,,。2.1.2,0.4,30~50mg/l,,,,,,,,,。500mg/l,0.1~0.4,MBBR(90%)。30-50mg/l,(GB8978-1996)15mg/l。。。2.2,,40%,13.3%26.7%。2.2.12.1.1,0.6g/(m2·d),13.3%26.7%57.3%50.4%,7%。26.7%13.3%。40%,85%,13.3%26.7%COD3000mg/l,150mg/l,C/N20,40%COD2500mg/l,500mg/l,C/N5。C/N2.5。2.32.3.11-513-17,,。11.5℃27.3℃,65~80%80~90%。、,20-30℃,15℃,。2.4pH2.4.2pHNHB3B-N○○73020103SCIENCE&TECHNOLOGYINFORMATION18-22,(NaOHNa2CO3pH),13~17。13~17,pH8~8.5,pH5.7~6.4。pH6.5-8.0[3],。18~22,,pH10~10.5,pH7.8~8.5。2.4.2,,,84~92%92~97%,37~78mg/l13~45mg/l。2.5C/NCODNH4+-N(C/N)。1223,6g/(m2·d),,:(1)CODcr≈3500mg/l,NH3-N≈500mg/l,C/N≈7;(2)CODcr≈2500mg/l,NH3-N≈500mg/l,C/N≈5;(3)CODcr≈1500mg/l,NH3-N≈500mg/l,C/N≈3.2.5.12.5.2q=0.6pH2.5.1,,C/N,。C/N,,。[4](,C/N,,TN。)2.415mg/l,23C/N。2.5.2,0.6g/(m2·d),C/N=315mg/l,。33.1:0.1-0.8g/(m2·d),DO8mg/l,(35~75mg/l),85%~95%。(GB8978-1996);C/NpH6,C/NMBBR。3.2(pH10~10.5)。37~78mg/l13~45mg/l。84~92%92~97%。3.2,C/N。6g/(m2·d),C/N5320~25%s30~35%。0.6g/(m2·d)、C/N53,14~30mg/l9~14mg/l,。3.413.3%、26.7%40%,C/N,,。3.5。11.5℃()27.3℃(),65~80%80~90%。【】[1]U.Welander,T.Henrysson,T.Welander.Biologicalnitrogenremovalfrommunicipallandfillleachateinapilotscalesuspendedcarrierbiofilmprocess[J].WaterResearch.1998,32(5):1564-1570.[2],,.MBBR[J].,2004,20(8):5-9.[3],..[M].:,2000.[4],,.[J].,27(11):2358-2362.[:]●●(705),,,。5.3,,0.5~1.0MPa,,,,,。5.4,,,。5.5,,2—3d,5MPa,。6:、、。7、,,,,,,,、,;、,,,。,、,、。,,,。【】[1]JTJ059-95,[S].[2]JTJ073.1-2001,[S].[3],.[J].[:]●○○731
本文标题:MBBR反应器处理制革废水的氨氮去除机理李光
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