改性粉煤灰催化类Fenton试剂氧化法深度处理造纸废水

ENVIRONMENTALPROTECTIONOFCHEMICALINDUSTRYFentonCOD34g/LH2O28.20mmol/LFeSO48.8mmol/L45minpHCOD56mg/L76.45X[e-mail]andEnvironmentZhengzhouUniversityZhengzhouHenan450000China2.SchoolofChemicalEngineeringandEnergyZhengzhouUniversityZhengzhouHenan450000China3.HenanLanjiangEnvironmentalScienceandTechnologyLtd.ZhengzhouHenan450000ChinaPapermakingwastewaterwastreatedbyFenton-likereagentoxidationprocessusingmodifiedflyashascatalyst.ThefactorsaffectingtheCODremovalratewerestudied.Undertheconditionsofacid-modifiedflyashdosage34g/LH2O2dosage8.20mmol/LFeSO4dosage8.8mmol/Lreactiontime45minandwithoutpHadjustmenttheeffluentCODis56mg/Lwith76.45ofremovalrate.Thisprocessisacost-savingandeffectivemethodforadvancedtreatmentofpapermakingwastewater.flyashacidmodificationFenton-likereagentoxidationpapermakingwastewatertreatmentFentonFentonOHFentonHOpHFentonUVFentonFentonFentonFentonFentonENVIRONMENTALPROTECTIONOFCHEMICALINDUSTRYFentonpHHOFeSOHOmin.PAMmLr/minminr/minminhCODCODCODBODSSg/LHO.mmol/LFeSO.mmol/LCODCODHOCOD1COD/mgL1SS/mgL1BOD5/mgL1pH/240~2702020~407.5~8.580PHSCFABYHWTJ..mol/LNaOHhhpHhhh..FentonmLpH1COD01020304050607080లஇবᦺஇবᇌஇবCODԜᬓညབஇবLHOFeSOCOD2ABCDH2O2/mmolL1FeSO4/mmolL1/gL1/min15.888.6303027.849.7406039.7011.55090CODHOFeSOHO.mmol/LFeSO.mmol/Lg/Lmin..HOCODg/LFeSO.mmol/LminpHHOCODOHFe+HOFe+Fe+HO.mmol/L..FeSOCODg/LHO.mmol/LminpHFeSOCODFeSO.mmol/LCOD.FeSOCODFe+HOOHCODFeSOFe+Fe+HOCODFeSO.mmol/L3COD/ABCD1111170.172122269.593133364.914212380.125223173.096231276.717313278.948321374.279332167.83k168.2276.4173.7270.36k276.7472.3272.5175.08k373.6869.8272.3173.10R8.426.951.414.722H2O2COD30405060708090CODԜᬓညH2O2ҪЙ᧙(mmoleL-1)6.67.48.29.09.810.6HO.mmol/LCOD.HOCODFentonOHHOOHHO3FeSO4COD30405060708090CODԜᬓညFeSO4ҪЙ᧙(mmoleL-1)8.08.89.610.411.212.0..CODg/LHO.mmol/LFeSO.mmol/LpHCOD~minCODminCODHOCODHOFe+OHCODFentonmin.FentonENVIRONMENTALPROTECTIONOFCHEMICALINDUSTRYpHg/LHO.mmol/LFeSO.mmol/LminCODmg/LCOD.4COD304050607080CODԜᬓည153045607590ԥःௐᫍmin..CODHO.mmol/LFeSO.mmol/LminpHCODCODg/LCOD.CODg/L5COD30405060708090CODԜᬓည2428323648444052ᦺஇবዟ཯༥ҪЙ᧙(geL-1)..pHCODg/LHO.mmol/LFeSO.mmol/LminpHCODpHCOD.pHCODpHCODFentonpHCODFenton6pHCOD30405060708090CODԜᬓည24610లុᓫऋපpHaFentonCODbFentonpHg/LHO.mmol/LFeSO.mmol/LminCODmg/LCOD.1.M.20011502.J.200423221233.J.201029153574.J.2012226275.O3/H2O2+D.2011.6.FentonJ.201030854567.H2O2J.2010614100110088PanizzaMCerisoLaC.RemovaloforganicpollutantsfromindustrialwastewaterbyelectrogeneratedFenton'sreagenlJ.WaterRes2001351639873992.9.GB119141989S.198910.HJ5052009BOD5S.200911.GB119011989S.1989.12.GB119031989S.198913.M.200520925014.FentonJ.20093517478.FentonMOFsCOMOFsMOFsMOFsMOFsHCHCOnmnmAzDCMOFsBPEMOFsZnAzDCBPE.HCOCOChemicalEngineering2013120511NOPRDDDuPontNONONONONONOClOClOClONONONOpHChemicalEngineering2013120416