FeCu改性沸石预处理焦化废水动力学研究朱翔

Fe/Cu-，(，210018)：Fe/Cu。，COD。、、，。GC/MS，35，71.5%，68.5%，100%。。：；；；；GC/MS:X7:B:1674-4829(2011)06-0019-03，[1]。，(PAHs)、、、、。、、，[2]。，。[3－4]。Fe/CupH，，，。Fe/Cu。，Fe/Cu，GC/MS。11.1，ρ（COD）3423mg/L，800，ρ（）88.74mg/L，ρ（）213.2mg/L，ρ（）197.3mg/L。（5～12mm，1.0～5.0mm）(1～5mm，1.0～3.0mm)，10%，2%、，。5～8mm，(CTMAB)[5]。：2011-09-25：（1983-），，，，，.：（1983-），，，，E-mail：[e-mail]erPretreatmentbyFe/CuElectrolysisCombinedwithZeoliteAdsorptionZHUXiang,LUYongAbstract：ThekineticsandmechanismofcokingwastewaterpretreatmentbyFe/Cuelectrolysiscombinedwithmodifiedzeoliteadsorptionwereinvestigated.TheresultsindicatedthatthedegradationofCODconformedtothekineticsoffirstorder.Theremovalmechanismofcontaminationincokingwastewaterincludedadsorption,flocculationandespeciallyelectrochemicaloxidation-reduction.TheGC/MSanalysisindicatedthat35kindsofmainorganiccompoundsweredetectedinrawwastewater.71.5%oftotalorganiccompounds,68.5%ofnitrogencontainingheterocycliccompoundsand100%ofsulfurcontainingheterocycliccompoundswerecompletelyremovedbypretreatment.Theeffluentwassuitableforbiodegradation.Keywords：Electrolysis;Cokingwastewater;Kinetics;Mechanism;GC/MS246201112EnvironmentalScienceandTechnologyVol．24No．6Dec．20112011121.20.45μm。COD（GB11914—89）；4-（GB7490—87）；（GB/T16489—1996）；（GB7478—87）；CH2Cl2-GC/MS，GC/MSVARIANCP-3800/SATURN-2000，[6]。1.3Fe/Cu，pH=4pH=10。pH4，10，1L500g（∶∶10∶2∶1），250mL，5，10，20，30，45，60，75min,pH8.0，15minCOD。1.4Fe/CuCOD、、、。Fe/Cu，5：A，Fe/Cu；B，；C，；D，；E，。1。22.11.3，Fe/Cu。COD。pH=4pH=10ρ（COD）ln(COD)t，。ρ（COD），t。ln(COD)，t。1～4。12，pH=4，CODR2=0.961。pH=4Fe/CuCOD。，pH=4Fe/CuCOD。[7]Fe/Cu，。34，pH=10，CODR2=0.964。pH=10Fe/CuCOD。pH=4.0，60min,，m(Fe)=250g，m(Cu)=50g，m()=50g，100mLABCDEpH=4.0，60min，，m(Fe)=250g，m(Cu)=50g，500mLpH=4.0，60min，，m(Fe)=250g，500mLpH=4.0，60min，，m()=50g，500mLpH=8.0，:ρ（Fe(OH)3）500mg·L-1，120r·min-11min，60r·min-13min，500mL13pH=10ρ（COD)1pH=4ρ（COD)y=-20.97x+3235R2=0.930360034003200300028002600240022002000ρ（COD）/（mg·L-1）010203040505060t/min2pH=4ln(COD)y=-0.007x+8.088R2=0.9618.28.18.07.97.87.77.6ln(COD)0102030405060t/miny=-17.06x+3181R2=0.9403400320030002800260024002200ρ（COD）/（mg·L-1）0102030405060t/min202464pH=10ln(COD)y=-0.006x+8.069R2=0.9648.18.07.97.87.7ln(COD)0102030405060t/min2.21.4，Fe/Cu。2。2，Fe/Cu、、、COD36.24%，28.31%，19.81%17.97%，、、，。COD，、，。Fe/CuCOD，。Fe/Cu、，。2，，。，Fe/Cu、、，。2.3GC-MSGC/MS3。Fe/Cu，pH=4，::10:2:1，80%，60min，GC/MS，3。335，19，5。、、、、、、、-2-。Fe/Cu17，6，。25，6，N,N-、、3,5,5-。71.5%，68.5%，100%，，。，Fe/Cu，。C4H11NC3H6O2C4H10OC6H6OC7H8OC7H8OC7H6O2C8H6N2C8H8O2C7H6N2C7H3N3C8H8O2C8H8N2C8H8O2C7H5NSC8H7NC7H6N2C8H6N2C7H7NOC9H9NC7H6N2C10H8OC8H6ClNC8H8N2C12H14O4C9H10N2C9H10N2C9H7NOC9H7NOC12H9NO2C12H26SC12H8OC12H8O4SC13H14ClNO3C14H14NPSC14H14OS2C15H15N3C17H18O2C16H22O4C20H42C18H38ON,N-1,4-2-2,3-3-4-2,3-1-1-5-4-2,5-5,6-1-2-4-2,3--2-4-(4-)1,4--3,5(2H,4H)-1--2--2,3--1H-1,2--2--2-[3-(2-l-3-)-2-2-(1--3--2--5-)-1--2--4-9-3,5,5-Pa/%-5.296.5228.170.244.2429.090.560.330.470.260.96--0.409.43-0.540.250.120.110.130.290.300.090.130.554.061.560.600.87-1.620.120.410.150.730.130.860.42-100Pb/%1.11--57.550.528.8710.94-0.660.42-1.600.530.79-14.890.12----------1.68---0.13------0.09-0.111003GC/MS：Pa；Pb；-。2CODA38.5140.4096.3386.0021.66B36.2437.9393.9881.258.05C28.3134.2695.6181.259.89D19.8112.7518.3818.7519.73E17.9711.0883.9610.509.21%（25）Fe/Cu-212463（1）pH=4pH=10，Fe/CuCOD。（2）Fe/Cu、、，。。（3）GC/MS，35，19，5。71.5%，68.5%，100%，6，。[][1]KIMYM,PARKD,LEEDS,etal.Instabilityofbiologicalnitrogenremovalinacokeswastewatertreatmentfacilityduringsummer[J].JHazardMater,2007,141:27-32。[2]YOUNGMK,DONGHEEP,LEEDS,etal.Inhibitoryeffectsoftoxiccompoundsonnitrificationprocessforcokeswastewatertreatment[J].JournalofHazardousMaterials,2008,152(3):915-921.[3],.[J].,2010,23(S2):28-30.[4],,,.-Fenton[J].,2010,23(4):1-4.[5],.2,4-[J].,2003,6(3):57-59.[6]LUY,YANL,WANY,etal.BiodegradationofphenoliccompoundsfromcokingwastewaterbyimmobilizedwhiterotfungusPhanerochaetechrysosporium[J].JHazardMater，2009,165(1/3):1091-1097.[7],,.[J].,2005,6(11):5-9.（）（21）7，Mn，。，，，，，。[][1]SARKARAA,RUMAR,MISHRAKK,etal.ParticlesizedistributionprofileofsomeIndianflyashacomparativestudytoassesstheirpossibleuses[J].FuelProcessingTech-nology,2005,86(11):1221-1238.[2],.[J].,1999,22(1):10-14.[3]ZHANGCheng-feng,YAOQiang,SUNJun-ming.Charac-teristicsofparticulatematterfromemissionsoffourtypicalcoal-firedpowerplantsinChina[J].FuelProcessingTech-nology2005,86(7):757-768.[4]FARIBORZG.CharacteristicsandcompositionofflyashfromCanadiancoal-firedpowerplants[J].Fuel,2006,85(10/11):1418-1427.[5],,,.[J].,2005(2):14-16.[6]DEVIPM,SAMIRKD.Astudyofphysico-chemicalandmineralogicalpropertiesofTalchercoalflyashforstowinginundergroundcoalmines[J].Materialscharacterization,2010,61(11):1252-1259.[7]FEDJEKK,RAUCHS,CHOP,etal.Elementassociationsinashfromwastecombustioninfluidizedbed[J].WasteManagement,2010,30(7):1273-1279.[8]MEIJR.Traceelementbehaviorsincoalfiredpowerplants[J].Fuelprocessingtechnology,1994,39:199-217.[9]ADRIANAM,PROCOROG,XAVIERQ,etal.FlyashfromaMexicanmineralcoalI:Mineralogicalandchemicalchar-acterization[J].JournalofHazardousMaterials,2010,81(1/3