2级EGSB反应器处理焦化废水试验研究安飞

、。10、、、。[1-2]。UASBUASB、。EGSBUASBUASB。EGSBUASB[3-4]。EGSB[1]。11.1EGSB1。18L2.3m。12L1.7m100mm17:16L0.6m140mm。2EGSB123221.0300512.0300243.0300092EGSB。EGSBCOD1500～1900mg·L-1COD3.1～4.8kg·m-3·d-1、4.2m·h-1COD61.9%、、99.2%、92.7%99.9%GB8978－1996GB13456－920.63mm65.44%～91.81%、、、。X784A1000-3770(2011)[e-mail][e-mail]1EGSBFig.1SchemeofexperimentalEGSBreactor37420114TECHNOLOGYOFWATERTREATMENTVol.37No.4Apr.,201168DOI:10.16796/j.cnki.1000-3770.2011.04.0202EGSB2EGSB100mm90mm。2(35±1)℃。22EGSB1.5L·h-129.0L·h-119.324.0L·h-116.0。1.2。COD1500～2500mg·L-170～210mg·L-1pH6.5～9.6150～500。1.3EGSBMLSS34～36g·L-1m(MLVSS)/m(MLSS)0.74～0.80。1.4pHpH-3VFACOD、、、SS、VSS0.30、0.43、0.63、0.80、1.00、1.25、1.43、1.60、2.00mm2h105℃[5-6]。22.12EGSBEGSB65%～85%EGSB40%～50%70%～80%。2.1.1CODCODCOD。2COD。2COD。COD[7]。、、40%～50%CODCOD、。2.1.2、2EGSB。EGSBEGSB、。。COD4.8kg·m-3·d-13.9m·h-1COD0.6kg·m-3·d-14.0m·h-1、89.7%、99.8%40.0%392.7%。[8]。573GB8978－1996GB13456－92[9-10]。1。2CODFig.2VariationoftheInnuentandemuentCOD010203040506005001,0001,5002,000COD/mgL
/d69374。12h2DO、。、[11]。2.2EGSB。2。20.63～1.43、1.43mm0.63mm[6]。459d、、、、。[12]。32EGSBCOD61.9%、99.2%、92.7%99.9%3。。0.63mm65.44%91.81%。2EGSB。[1],,,.[M].:,2005.[2],.[J].,2008,2l(3):8-15.[3],,.[J].,2005,36(6):10-12.[4],,,.[M].:,2006.[5]《》.[M].4.:,2002.[6]DongChunjuan,LuBingnan.RaidcultureandpropertiesresearchofgranularsludgeinEGSBreactor[J].ChinaWaterandWastewater,2006,22(15):62-66.[7]AbreuAA,CostaJC,Araya-KroffPetal.Quantitativeimageanalysisasadiagnostictoolforidentifyingstructuralchangesduringarevivalprocessofanaerobicgranularsludge[J].WaterResearch,2007,41(14):1473-1480.100.37.420.7610.931.300.78104.224.370.0592.689.799.288.140.092.776.699.899.9157Tab.1Waterqualitypatametersofeffluentin57thdaysρ/mg·L-1/%＜0.630.63～1.43＞1.4365.4430.144.4278.3112.139.5691.815.932.262Tab.2Thedistributingofgranulesludge'ssizeinvariedstadge/mm/%(a)(b)31000×Fig.3SEMofgranularsludge1000×70ADSORPTIONRESEARCHOFHIGHCONCENTRATIONNICKELCONTAINEDINSULFATESOLUTIONBYUSINGCHELATINGRESINR502XiaoXiannian,LiuJie,HuangShaobin,ZhouRuixing,ZhangYong(DepartmentofEnvironmentalScienceandEngineering,SouthChinaUniversityofTechnology,Guangzhou510006,China)Abstract:ThisexperimentusedthealkalescentanionchelatingexchangeresinR502toremoveNi2+fromsyntheticaqueoussolutions,andtheresearchwascarriedoutintwopartsincludingstaticadsorptionanddynamicadsorption.Inthefirstpart,thefactorsinfluencingthestaticion-exchangeadsorptionproperties,suchaspH,temperature,adsorptiontimeandSO42-,werestudied.Thedynamicpartgotsomedifferentadsorptionbreakthroughcurvesbychangingtheresincolumnheight,andthenanalyzedtheresin'sadsorptioncapacityandeffectiveutilizationrate.ResultsdemonstratedthattheresinR502hadacertainadsorptioncapacityandutilizationrateintheremovalofNi2+,andthisamphotericresinwasausefultreatingmaterialinthisarea.Keywords:alkalescentanion;R502;nickel;adsorptioncapacity;utilizationrateTREATMENTOFWASTEWATERCONTAININGp-NITROANILINEBYTWOKINDSOFADVANCEDOXIDATIONPROCESSTanJiangyue(EnvironmentandResourceCollegeofSouthwestUniversityofScienceandTechnology,Mianyang621000,China)Abstract:Thedual-frequencyultrasonicenhancedozonationwasappliedtotreatthewastewatercontainingp-nitroaniline.Thefactors,suchasthewastewaterinitialpH,theozoneinflow,thefrequencyandpowerofultrasonicwereinvestigatedbyexperimenttodeterminetheoptimalconditionofthetreatmentbydual-frequencyultrasonic/ozone.Theresultsshowedthatozonationcombinedwithdual-frequencyultrasonicwaseffectiveforthedegradationofwastewatercontainingp-nitroaniline,thebestremovalratesofCOD,p-Nitroanilineandnitrobenzenewere96.4%,99.8%and98.8%respectivelyatpH=11,velocityofO3=30mg·min-1dual-frequencyof110W50Wandreactiontime=50min.Theindexesoftheeffluentcanreachthefirstcriteriaspecifiedinintegratedwastewaterdischargestandard(GB8978－1996).Keywords:ozone;dual-frequencyultrasonic;pharmaceuticalwastewatercontainingp-nitroanilinepppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp67EXPERIMENTALSTUDYONTREATMENTOFCOKINGWASTEWATERBYEGSBAnFei1,GengZhaoyu2,DongChunjuan3,LiWenying2,ZhangQi2(1.NorthUniversityofChina,Chemicalandenvironmentinstitute,Taiyuan030051,China;2.TaiyuanUniversityofTechnology,CollegeofandEnvironmentalEngineering,Taiyuan030024,China;3.TaiyuanUniversity,DepartmentofArchitecturalEngineering,Taiyuan030009,China)Abstract:ThetestusestwolevelEGSBreactorseriestreatmentofcokingwastewater.WhileEGSBreactorformaintainingwaterCOD1500～1900mg·L-1,Organicloadat3.1~4.8kg·m-3·d-1velocity,andhydraulicrose4.2m·h-1,reactorCODremovalof61.9%above;systemofvolatilephenol,cyanideandsulfurremovalofcyaniderespectively:99.2%、92.7%、99.9%;smallgranularsludge(0.63mm)significantlymorelater(65.44%~91.81%);bythestartofthesludgeinmicrobialphaseearlyshortbacillusdominantgraduallytransformmainlyintofilamentousfungi,bacteria,streptococcuscoexistencesymbiosis.Keywords:EGSBreactor;cokingwastewater;granularsludge;methanogenicactivity[8].[M].:,2003.[9]GB8978－1996[S].[10]GB13456－92[S].[11]LettingaG.Sustainableintergratedbiologicalw