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[]2008—2010;2008—2009InfluenctialfactorsofSBRprocessonthetreatmentofhighlyconcentratedureawastewaterYanLilong1,ZhangYing1,RenYuan2(1.SchoolofResource&Environment,NorthEastUniversityofAgriculture,Harbin150030,China;2.SchoolofMunicipal&EnvironmentalEngineering,HarbinInstituteofTechnology,Harbin150090,China)SBR1,1,2(1.,150030;2.,150090)[]SBR,pH、SBR,。:SBR;pH7~8、2.33kg/(m3·d)、12h,90%;SBR:,。[];SBR;[]X703.1[]A[]1005-829X(2009)03-0025-04Abstract:SBRprocesshasbeenusedfortreatinghighlyconcentratedureawastewater.Theeffectsofinfluentialfactors,suchaspH,aerationtimeandureavolumeloadetc.,ontheremovalofureaareinvestigated.Theexistingformofnitrogenintheeffluentwaterisanalyzed.TheresultsshowSBRprocessisfeasibletotreathighlyconcentrat-edureawastewater.WhenthepHis7-8,ureavolumeloadislessthan2.33kg/(m3·d),andaerationtimeis12h,theremovalrateofureaisover90%stably.ThesequenceoftheexistingformofnitrogeninSBReffluentwaterisnitriteureaammoniumnitrogennitrate.Shortcutnitrificationisdiscoveredinthereactor.Keywords:urea;sequencingbatchreactor;chemicalwastewater,,;,、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、29320093IndustrialWaterTreatmentVol.29No.3Mar.,2009;;,,20mg/L,97%。(3):,,。[][1],,.[J].,2006,21(1):43-45.[2],,.[J].:,2003,21(2):15-18.[3],.[J].,2004,33(1):32-35.[4]SastriVS,PerumareddiJR.Selectionofcorrosioninhibitorsforuseinsourmedia[J].Corrosion,1994,50(6):432-437.[5]deWaardC,MilliamsDE.Carbonicacidcorrosionofsteel[J].Corrosion,1975,31(5):177-181.[](1979—),2007,,。:022-84910919,E-mail:lijiajuntrici@163.com。[]2008-05-05()25〔1〕。,,。〔2〕,。〔3〕、〔3〕、〔4-7〕、〔8〕,,。、、,。,SBR,pH、,,。11.15SBR(R0~R4),1000mm,150mm,250mm,,。1。1.2,:CODCr1.09~36.4mg/L,0.06~1.53mg/L,0~3.26mg/L,200~800mg/L(367mg/L),pH7.20~8.52,23~27℃。,,CODCr7.97~45.3mg/L,pHSBR,、,pH7~10200~1200mg/L,。1.3,R0、50d,SBR,R1~R42800~3000mg/L。:m(MLVSS)/m(MLSS)=0.8,15%~25%。SBR:,8~12h(,),1h,0.5h,,。1.4:〔9〕;:;:N-(1-)-;:;COD:;pH:pHS-3CpH;:DO-14PDO。22.1SBRSBR,2。,:(1—77)(78—117)。2,600mg/L,12h,50mg/L,,,26,22h,,2,90%,SBR。2.2SBR2.2.1pHpH,pHpH1SBR2009-03,29(3)12001000800600400200011734516784101117/(mg·L-1)100806040200/%/d2、▲26,,NH4+-NNH3-NpH。336~440mg/L,23~27℃,2mg/L,10,pH。:R0,4(R0),R1、R2、R3R4。pH,,2mol/LNaOH、2mol/LNaHCO31∶10H2SO4,R1~R4pH7、8、910,8h,pH,3。3,pH,R1R2,R33d,R44d。R1,83.85%,R2,pH,,R370%,R423.02%,pH,40%,R1R280%,SBRpH7~8。2.2.2SBR,。,393.75mg/L,COD35.7mg/L,26℃,pH7,,4。4,,,,8h,82.12%,12h,95.85%,16.33mg/L,SBR12h。2.2.3SBR,SBR,。,,5。2.33kg/(m3·d),90%,,2.33kg/(m3·d),,SBR,,,,。5,SBR,2.33kg/(m3·d)。120100806040200110203040/d543210/(kg·m3·d-1)/%55004003002001000124681012/h/(mg·L-1)120100806040200/%4,:SBR2009-03,29(3)31008060402001234567891011/d/%pH=7pH=8pH=9pH=1027109876012468/hpH=7pH=8pH=9pH=10pH7pH2009-03,29(3)2.3NH3CO2〔10〕,,,SBR、、。(400±50)mg/L,8h,pH8.0±0.1,23~27℃,R2(、、、),6。6,R2:,。,,,SBR。,(2mg/L)、(4mg/L)(20~27℃),:pH。SBR,pH,SBRpH,7。7,pH,1h4pH8.12、8.18、8.419.77,SBRpH,SBRpH,pH〔11〕。3SBR,600mg/L,50mg/L;pH7~8、12h、2.33kg/(m3·d),SBR90%;:SBR:,。[][1].[J].,2001,21(3):50-53.[2].[J].,1999(3):21-22.[3]MehtaBJ,DasareBD.Removalofureafromsolutionbyoxidation:partI-useofoxidizingagents[J].IndianJournalofEnvironmentalHealth,1987,29(2):101-108.[4]LinChichang,YangMingchien.Ureapermeationandhydrolysisthroughhollowfiberdialyzerimmobilizedwithurease:storageandoperationproperties[J].Biomaterials,2003,24(11):1989-1994.[5]YangMingchien,LinChichang.Ureapermeationandhydrolysisthroughhollowberdialyzerimmobilizedwithurease[J].Biomaterials,2001,22(9):891-896.[6]GodjevargovaT,GabrovskaK.Immobilizationofureaseontochemicallymodifiedacrylonitrilecopolymermembranes[J].JournalofBiotechnology,2003,103(2):107-111.[7],,.[J].,1998,20(1):32-35.[8]GarridoJM,MendezR,LemaJM.Simultaneousureahydrolysis,formaldehyderemovalanddenitrificationinamultifedupflowfilterunderanoxicandanaerobicconditions[J].WaterRes.,2001,35(3):691-698.[9],.[J].,2000,17(4):233.[10]RobertA,BurneYY,ChenYM.Bacterialureasesininfectiousdiseases[J].MicrobesandInfection,2000,2(5):533-542.[11],,.pH[J].,2005,37(7):1664-1666.25020015010050013579111315171921/d/(mg·L-1)6R2[](1979—),,。:13895714126,E-mail:yanll98@163.com。[]2008-11-25()28
本文标题:SBR工艺处理高浓度尿素废水影响因素研究闫立龙副本
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