高氨氮高盐度有机颜料废水处理工艺研究

1,2(1.,,404000;2.,210094):,22222(50m3/d),,COD96%95%98%,,,:;;;:X703:A:100326504(2004)0120080203COD,,[1],:[2-3],,,COD,,11(m3/d)pHCOD(mg/L)()(mg/L)(mg/L)1#313.6951704000150002#103.819480024000200010000:11.1,,,,[4],COD,,,,22,COD,,50m3/d1.21:(2002218):(1971-),,,,122.1,:(1)2#,,,,NH4OH,,90%,;(2),,,,,;(3),,,;(4),,,,,,2.2()2.2.1:pH1011,1h,,1m3/min,082712004190%2.2.2,,,,,Fe(OH)3Fe(OH)2,,6m3,,COD25%,40%:1pH1112,pH10(1#),0.1%1.5%,3h2.2.3,16m3,1#2,22:2pH89,pH7.58.0,0.1%0.1%,8h2.2.4,,,,,,,,,,,COD25%30%,COD1000mg/L2.2.5,,1000m3,80m3,,COD350mg/L,COD75%2.2.6,,100m3,COD45%,,,3,(GB897821996)22pHCOD(mg/L)(mg/L)()(mg/L)3.692703124000100007.2053.912.3805069200200180504(1)87.1,33()132.8137.7242.3248.631.671.9410.3011.887.10(2):19795/m3;(3):28.5KW,:14.5KW(4):14.5KW/h,0.60/KWh,4.67/t;3.22/t;3,600/(),1.46/t;9.35/t()522222COD96%95%98%,(99)18,,[15](92114474.1),1.5a,,H2(40%49%)CO2(51%60%),COD7085kgCOD/m3d,10.4m3H2/m3d,36mLH2/gh[16]:5.7m3H2/m3d3,,,,,,,[][1]MomirlanM,VezirogluT.Recentdirectionsofworldhydro2genproduction[J].RenewableandSustainableEnergyRe2views,1999(3):2192231.[2]NandiR,SenguptaS.Microbialproductionofhydrogen:anoverview[J].CriticalReviewsinMicrobiology,1998,24(1):61284.[3]BenemannJ.Hydrogenbiotechnology:processandprospects[J].NatureBiotechnology,1996(14):110121103.[4]TanishoS,KuromotoM,KadokuraN.EffectofCO2re2movalofhydrogenproductionbyfermentation[J].Int.J.HydrogenEnergy,1998,23(7):5592563.[5].[M].:,1993.[6]TanishoS,IshiwataY.ContinuoushydrogenproductionfrommolassesbythebacteriumEnterobacterAerogenes[J].Int.J.HydrogenEnergy,1994,19(10):8072812.[7]TanishoS,IshiwataY.Continuoushydrogenproductionfrommolassesbyfermentationusingurethanefoamasasup2portofflocks[J].Int.J.HydrogenEnergy,1995,20(7):5412545.[8]BrosseauJD,ZajicJE.Hydrogen-gasproductionwithCitrobacterintermediusandClostridiumpasteurianum[J].J.Chem.Tech.Biotechnol,1982,32:4962502.[9]ChadiwichLJ,IrgensRL.AppliedEnvironmentalMicrobi2ology,1991,57(6):5942595.[10]TanishoS,SuzukiY,WakaoN.FermentativehydrogenevolutionbyEnterobacterAerogenesStrainE.82005[J].Int.J.HydrogenEnergy,1987,12(9):6232627.[11]KumarN,DasD.EnhancementofhydrogenproductionbyEnterobacterCloacaeIIT2BT08[J].ProcessBiochemistry,2000,(35):5892593.[12]KumarN,DasD.Continuoushydrogenproductionbyim2mobilizedEnterobacterCloacaeIIT-BT08usinglignocellu2losicmaterialsassolidmatrices[J].EnzymeandMicrobialTechnology,2001,(2):2802287.[13]RoychowdhuryS,CoxD,LevandowskyM.Productionofhydrogenbymicrobialfermentation[J].Int.J.HydrogenEnergy,1988,13(7):4072410.[14]TatsuyaN.Feasibilityofbiologicalhydrogenproductionfromorganicfractionofmunicipalsolidwaste[J].WaterRe2search,1999,33(11):257922586.[15],.[J].,1994,14(6):4112415.[16],.[J].,2001,(2):18220.(2002209205;2002210225)(81)50m3/d,87.10(),,,[][1].[M].:,1998,5,71276.[2].[M].:,1989,2712276.[3].[J].,1996,16(5).[4],.[J].,1996,15(11).(2002211203;2003211207)99,YUDe2zhong1,DENGZhang2shuang1,ZHENMin2min1,CAIRu2xiu2(1.DepartmentofPharmacy,WuhanUniversityofChemicalTechnology,Wuhan430074;2.CollegeofChemistryandMolecularScience,WuhanUniversity,Wuhan430072)Abstract:Aseriesofexperimentswereconductedtostudythedyeadsorbingcharacteristicsofnano2sizedZrO2,whichwaspreparedbySol2Gelprocessandexaminedusingatransmissionelectronicmicroscope,averagegrainsizeofZrO2beingwithintherangeof20-30nm.Theexperimentsstudiedthevariables2initialconcentra2tionofdye,pH,timeandadsorptionrateonadsorptionofdiffer2entmono2dyestuffs(red,yelloworbrown)onnano2ZrO2,indicat2ingthepotentialapplicationofnano2sizedZrO2towastewatertreatment.Keywords:nano2sizedZrO2;Sol2Gelprocess;adsorption;dyestuff;dyeingwastewaterANewStrategyforControllingPollutionofChangeableDustSourcesinaLargeSpaceYEXiao2jiang,LIANZhi2wei,ZHOUXiang2jiang,LIUHong2min(SchoolofMechanicandPowerEngineering,ShanghaiJiaotongUniversity,Shanghai200030)Abstract:Sofarasdustpollutionwithchangeablesourcesinlargeworkshopisconcerned,conventionalventilationhasdrawbackssuchashighexpenseofenergyandcost,failingtomeetthere2quirementofenvironmentprotection.Thispaperpresentsanewwaybasedonthestudyofisothermalleveljetairflowfordustre2movalinthelargeworkshopwheredustsourcesarechangeable.Keywords:environment;dustremoval;airdistributionTechniqueforTreatingOrganicDyestuffWastewaterContainingHighStrengthSaltsandNH32NYUZong2xue1,ANLi2cao2(1.DepartmentofChemicalEngineering,ChongqingThreeGorgesUniversity,Chongqing404000;2.DepartmentofEnvironmentalScienceandEngineering,NanjingUniversityofScienceandTechnology,Nanjing210094)Abstract:Thispaperreportedonacombinationtechniqueconsist2ingofcoagulation,airstripping,neutralization/flocculation,anaerobicandpowderedactivatedcarbon,whichisusedfortreat2mentofdyestuff2makingwastewaterwithhighconcentrationsofsaltsandNH32N.RemovalsofCODcr,colorityandNH32Nare96%,95%and98%respectively.Costestimatesforthetreat2mentprocessaremadeaswell.Keywords:highconcentrationsofsaltsandNH32N;organicdyestuffwastewater;treatmenttechniqueBreedofPhenol2degradingMicroorganismwithUviolizedInducedMutationSHENQi2ying1,LIULu1,SHENLin2bo2(1.BeijingInstituteofPetrochemicalTechnology,