城市垃圾渗滤液氨氮吹脱研究

:100326504(2000)0320026204,,,(,610065):NH+42N,5750mmpH,:;;:X799.3;:A:1999212221,NH+42NNH+42N,,NöC[1]NH+42N,NH+42N2400mgöL480mgöL,,[24],,,,NH+42N1::1.53.0m3öhNH+42N:2400mgöL480mgöLpH:7.08.09.122.1pHNH+42N,NH+42N,NH+42N,pH,,NH+4+OH-NH3+H2O(1)pH,pH,,,pH2.22.2.1(x0.01)[5],62200039120008©1995-2007TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.中国城镇水网=mx(2)m=EP(3),[5]1,m-ny=LVx-(LVx2-y2)(4)1,(LöV),,2AB(LöV)x1x22,y2=0,LöV,y1,y31-y1x1-x31BB3,y1,(y1)max=y31,y31-y1=0x1-x31=0,LöV(LV)max=y31-y2x1-x2(5),LV(LV)max(6)(LöV)max11,1(LöV)max102030400.460.761.211.90x10.002440.002440.002440.00244y310.001120.001850.002980.00464(LöV)max0.580.961.532.40P=0.1MPa2.2.22,LöV,y31-y1x1-x31,,--KyG0.50.7[5,6],GN=Ky(y3-y)(7),,LöV,N,,,,,,2(LöV),LöV(LV)(LV)(LV)max(8)2(LöV)(m3öh)1.01.52.03.00.380.420.560.85;162.3,,,,,72,©1995-2007TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.中国城镇水网öL1100mgöL,pH9.1,390mgöL4pHpHNH+42N,pHpH9.2,NH+42N,pH8.58.73.2.2pH,(LöV),,NH+42N,551.L=1.5m3öh2.L=2.0m3öh3.L=3.0m3öh5,,,NH+42N,,,,,,(1.15),,82200039120008©1995-2007TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.中国城镇水网(LöV),NH+42N,66,,,NH+42N,NH+42N61.LöV=0.62.LöV=0.94(1)pH,,pH9.2(2)NH+42N,NH+42N,(LöV)(LöV)(LöV)max(3),NH+42N,,,,,(4),NH+42N[][1],.[J].,1999,12(1):1013.[2]Bowwer,etal.J.WaterPoll.Coll.Fed.[J],1989,60(8):14151427.[3],,.[J].,1998,11(3):129131.[4],,.[J].,1998,(4):2123.[5],.[M].:,1989.12271229,1229512298.[6].[M].:,1998.125154.Astudyonammonia2nitrogendesorptionfromlandfillleachateXIASu2lan,ZHOUYong,CAOLi2shu,ZHUJia2hua(SchoolofChemicalEngineering,SichuanUniversity,Chengdu610065)Abstract:Thetheoreticalanalysisofphaseequilibriumandgas2liquidmasstransferweremadetothekeyaffectingfactorsforprocessofNH+42Ndesorptionfromlandfillleachate.ThepHofleachate,sprayingdensityandratioofliquidögasflowratewereinvestigatedina5750mmpackedcolumn.Theappropriateoperationconditionswereobtainedandgiveninthepaper.Keywords:Landfillleachate;Ammonia2nitrogen;Desorption92,©1995-2007TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.中国城镇水网