含高浓度无机盐的肝素钠废水的处理196cac54f46527d3240ce0a7

含高浓度无机盐的肝素钠废水的处理施阳1,洪育才2(1.,518036;2.,518048):NaClNa2SO43%,CODBOD5SS90%,:;;:X703:A:1003-6504(2004)02-0078-02,NaCl,,()NaClNa2SO411COD(mg/L)BOD5(mg/L)SS(mg/L)()NaCl(mg/L)Na2SO4(mg/L)pH20000~3050010000~15000200~50010018000~260004000~60006~9NaCl4000mg/L,Na2SO42500mg/L,[1-2]NaClNa2SO44000mg/L2500mg/L,;),[3],,1t80,150,,,20m3,,11.1工艺流程11.2调试过程1.2.1,UASB,1.2.2,:(1972)),,,,2,COD,2.1絮凝气浮处理COD的去除率,,0.15%()0.3~0.4MPa,5~6m3/h22CODCOD(mg/L)30326108809112040148791733321336240902687730500181937564758680385851081612887137071588417629(%)40.038.541.243.542.337.639.643.140.942.22.2UASB厌氧处理COD的去除率,UASB,1.5m3/h,45m3,,COD33CODCOD(mg/L)18193756475868038585108161288713707158841762922636450051044684490293113981252(%)87.690.389.592.594.892.293.095.491.292.9[4],,#78#27220043,,,,COD90%2.3接触氧化处理COD的去除率,22.5m3,,,COD44CODCOD(mg/L)226364500510446844902931139812523241576354769389131108(%)85.888.788.687.687.991.089.790.490.691.4,COD90%2.4无机盐的处置,,,2.5废水处理后达到国家排放标准,,53(1),5pHCOD(mg/L)SS(mg/L)()(m3/h)200110258.022.0@104268100137.704154137.764348137.724344137.7350541320011176.954.04@103190133137.814388137.724354137.804154137.85417213,,(GB8978-1996)(2)(3)(4)20/m3,)),1/8~1/10,,[][1].[J].,1992,18(1):58-67.[2].[J].,1998,11(4):199-203.[3],.[M].:,2001.[4].[P].:ZL94216197.1,1994-06-16.(2003-02-07;2003-04-10)(上接第49页),3,,,,/0,,,,,[][1],.[J].,2002,15(3):45-46.[2],.)[J].,2001(6):43-44.[3].[J].,2003(6):35-36.(2003-01-06;2003-03-17)#79#,EnvironmentalScienceandTechnologyVol.27,No.2,March2004AbstractDegradationofWastewaterContainingAnilineandNitrobenzeneUsingAdsorption-bicatalysis-hydrogenPeroxideGENGChun-xiang,ZHANGXiu-xia(CollegeofChemistryandChemicalEngineering,UniversityofPetroleum,Dongying257061)Abstract:ThisstudyfocusedontheactionofFe2+/UV/H2O2indegradationofanilineandnitrobenzene.Wastewatercontaininganilineandnitrobenzeneflowedthrougharesin(H-103)columnforprimarytreatmentbyadsorption.Theexperimentalinvestiga-tionshowedaremarkabledecompositionofanilineandnitrobenzenewithremovalsof99.7%and95.3%respectively.Keywords:adsorption;UV-bicatalysis;anilineandnitrobenzene;degradationFerrateasaCoagulantforRemovingDisinfectionByproductsandTheirPrecursorsinPotableWaterLIANGHao1,WEIChao-hai1,SHENGXuan-jun2,LIANGYun-lian2(1.InstituteofEnvironmentalScience,SouthChinaUniversityofTechnology,Guangzhou510641;2.InstituteofWaterPurificationofLogisticDepartment,GuangzhouMilitaryZone,Guangzhou510500)Abstract:Ferrateisusedasacoagulantforremovingbyproductsandtheirprecursorsinpotablewater,whichhavebeengeneratedduringthedisinfectionprocessusingchlorine.TheexperimentalstudyisconductedbasedonjartestswiththemeasurementsofTOC,THMsandTHMsFP.FerrateisaddedfollowedbydosingPACandremovalofTOCiscomparedwiththatofusingsinglePAC,indicatingtheefficacyofferrateforremovalsofTOCandothers.Thestudyshowsferrateinlieuofpre-chlorinationtoen-hancecoagulationisanidealalternativefortreatmentofrawwatercontaininghighconcentrationofalgae.Keywords:enhancedcoagulation;ferrate;pre-chlorination;disin-fectionbyproducts;precursorTreatmentofWastewaterContainingAcid-redDyebyFlyAshandFentonZHOUShan,DUDong-yun(DepartmentofChemistry,HubeiTeachersCollege,Huangshi435000)Abstract:Flyashfromacoa-lfiredpowerplantwasappliedwithFentonmethod,i.e.H2O2+FeSO4,fortreatingdyeingwastewa-tercontainingacid-reddyeinalaboratorybench-scale.Theexper-imentalresultsshowedaremovalofmorethan97%forCODcrandthedecolorizationabove99%.Keywords:acidred;coagulation;flyash;FentonExperimentalStudyofFentonPlusCoagulationforTreatingCokeEffluentLIUHong,ZHOUZh-ihui,WUKe-ming(DepartmentofEnvironmentalEngineering,WuhanUniversityofScienceandTechnology,Wuhan430081)Abstract:FentonreagentandacoagulantPASS(polymericalu-minumsilicatesulfate)werebothsel-fpreparedinlaboratoryandusedtotreatcokeplantwastewaterinabench-scaleexperiment.TheresultsshowedanexcellentreductionofCOD:from1173mg/Lto38.2mg/L.ItwasalsofoundthespecificityofFentonreagenttoadjustpHvaluesofwastewatertoarangeof2.5-3.Keywords:Fentonreagent;chemicaloxidation;flocculation/sed-imentation;cokeplanteffluentANewMethodforTreatingWastewaterofVermicelliProductionUsingBeanAmylumasRawMaterialsSUHong1,ZHANGXiao-jie2,WANGDe-yi1,LIGang1,ZHAOMing1(1.CollegeofEnvironmentalandMaterialsEngineering,YantaiUniversity,Yantai264005;2.CollegeofChemistryandBiologyScience,YantaiUniversity,Yantai264005)Abstract:ThispaperintroducesanewactivatedsludgeprocesspressurizedSBR.Thepilot-scaleexperimentisconductedundertheconditionofpressure0.2Mpa,influentCODrange3000-3500mg/L,HRT6-8hr.ItisconcludedthatCODleveloflowerthan100mg/Lineffluentcanbeassuredincompliancewiththenationalemissionstandard.Keywords:beanamylum;vermicelli;wastewatertreatmentFeasibilityStudyforaSewageTreatmentandReclamationFacilityinNorthwesternRegionYULing-hong1,ZHAOQian-zhu2,CHENYan-feng2(1.CollegeofEnergy/EnvironmentalEngineering,BaotouInstituteofIronandSteelTechnology,Baotou014000;2.BaotouDesignandResearchInstituteofIronandSteelEngineering,Baotou014000)Abstract:Thisstudyisconductedforaprojectofbuildingasewagetreatmentplantandreclaimingtheeffluentinanorthwesterncoun-