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第35卷第3期辽 宁 化 工Vol.35,No.32006年3月LiaoningChemicalIndustryMarch,2006 Fenton 王春敏,步启军,王维军 (,063000) : Fenton,H2O2、[Fe2+]/[H2O2]、pH、COD,:H2O2158mmol/L,n[Fe2+]/n[H2O2]=1∶10,pH=3,30℃。,COD89.9%。,H2O2。,H2O2,。 : Fenton;;COD: X783 : A : 10040935(2006)03014703 ,、、,,。,,,。Fenton(H2O2+Fe2+)H2O2Fe2+·OH[1],,,,Fenton。Fenton,。1 1.1 HH-5COD(),PHS-29A(),HH-4()。30%H2O2()、FeSO4·7H2O()、()。,,,pH7.2,COD1935mg/L,、、,。1.2 100mL250mL,PHS-29AH2SO4NaOHpH,FeSO4H2O2,,,pH10,,COD。2 2.1 H2O2Fenton,FentonpH=3,n[Fe2+]∶n[H2O2]=1∶10,30℃。,H2O2COD,1。1,CODH2O2,COD。H2O240mmol/L,COD72.1%;H2O2100mmol/ 收稿日期: 2005-10-20 作者简介: 王春敏(1971-),女,讲师,硕士。L,COD84%,11.9%;H2O2158mmol/L,COD89.9%,H2O2,COD。,H2O2H2O2,Fenton。H2O2H2O2,·OH,COD;H2O2,H2O2,H2O2·OH:H2O2+·OHHO2·+H2O,H2O2,Fe2+Fe3+,Fe3+,·OH。H2O2COD2.2 [Fe2+]/[H2O2]()FentonH2O2158mmol/L,pH=3,30℃,n[Fe2+]/n[H2O2]COD1。1 [Fe2+]/[H2O2]COD[Fe2+]/[H2O2] COD/(mg·L-1)COD/(mg·L-1)COD/%1∶20193524587.31∶15193523188.11∶10193519589.91∶51935173.7911∶31935235.887.8 1,[Fe2+]/[H2O2],COD,[Fe2+]/[H2O2],[Fe2+]/[H2O2],COD。:Fenton,Fe2+,·OH;Fe2+,H2O2·OH,·OH:2·OHH2O2H2O2。Fenton:Fe2++H2O2Fe3++·OH+OH-Fe2++·OHFe3++OH-Fe2+·OH·OH,。Fenton[Fe2+]/[H2O2]。1,[Fe2+]/[H2O2]1∶10~1∶5,[Fe2+]/[H2O2]=1∶10。2.3 pHFentonH2O2158mmol/L,[Fe2+]/[H2O2]=1∶10,30℃,pHCOD2。2 pHCOD2,pH3~4COD,pH=3COD,pHCOD,[2,3]。Fenton,pH,Fe2+,;pH,·OH,Fe2+Fe3+,pHH2O2,。2.4 FentonH2O2158mmol/L,n148 辽 宁 化 工 2006年3月[Fe2+]/n[H2O2]=1∶10,pH=3,COD3。3 COD3,60℃,COD,;60℃,COD。Fenton[4]。,:,,;,。Fenton,,H2O2O2H2O,。,30℃。,H2O2158mmol/L,n[Fe2+]/n[H2O2]=1∶10,pH=3,30℃,COD195mg/L,COD89.9%。,Fen-ton,H2O2,。,。2.5 H2O2FentonH2O2COD,H2O2,COD。,H2O2·OH,,H2O2。H2O2,,H2O2,H2O2COD,2。2 H2O2CODH2O2/(mmol·L-1)COD/(mg·L-1)COD/%105273.2256247.185.986.887.2133231.4209197.28889.289.8158195170.1154.689.991.292 (:[Fe2+]/[H2O2]=1∶10,pH=3,30℃)2,COD,:H2O2,COD;,COD,。,,,。3 (1)Fenton,H2O2158mmol/L,n[Fe2+]/n[H2O2]=1∶10,pH=3,30℃,COD195mg/L,COD89.9%。(2)H2O2,,,,H2O2,Fenton。[1] BossmannSH,OliverosE,GobSetal.NewevidenceagainsthydroxylradicalsasreactiveintermediatesinthethermalandphotochemicallyenhancedFentonReaction.Phys.Chem.A.1998,102(28):5542-5550[2] ,.Fenton..1994,13(3):26-34[3] ,,.Fenton.,2001,84(3):24-25[4] ,,.Fenton.,2002,28(2):46-49(下转第183页)149第35卷第3期 王春敏,等:Fenton法处理焦化废水的试验研究 1,2,4-、7[2]。4 (1)、、、1,4-、1,2,4-、,。(2)、、。(3)。、,,。,。,,,《》,;,、;,,。[1] .[M].:,2002[2] .[M].:,2002InvestigationandResearchontheOrganicPollutionintheWaterSourceAreaofFuxinCityZHANGZhi-jieAbstract:ThepollutionsituationofthevirulentorganicpollutantinthekeywatersourceareaofFuxinhasbeeninvestigatedandana-lyzedinthispaper.TheresultsshowedthiswatersourcewasmainlypollutedbytheVolatileOrganicCompounds-Carbonetrachloride,Toluene,Trichloroethene,Thtrachloroethene1,4-Dichloro-benzene,1,2,4-Trichloro-benzene.Somecontrolcountermeasureswereputforward.Keywords:Keywatersourcearea;Organicpollutant;Pollution;Prevention(上接第149页)StudyontheTreatmentofCokingWastewaterbyFentonReagentWANGChun-min,BUQi-jun,WANGWei-jun(CivilEngineeringDepartmentofTangshanCollege,Tangshan063000,China)Abstract:Inthispaper,studyonthetreatmentofcokingwastewaterbyFentonreagentwascarriedout.ThefactorshavingeffectonCODremovalofcokingwastewaterbyFentonreagent,suchasH2O2dosage,[Fe2+]/[H2O2],pHvalueandreactiontemperature,werediscussed.ThentheoperatingconditionsweredeterminedunderwhichCODremovalofcokingwastewaterwasupto89.9%.Basedontheaboveexperiments,theeffectofH2O2puttingwayonCODremovalwasdiscussed.Theresultsshowedthatifhydrogenperoxidewasputinbatches,thetreatmenteffectwillbebetter.Keywords:Fentonreagent;Cokingwastewater;CODremoval耐火材料结合剂用水硬性氧化铝项目通过鉴定,“”。,,,,,:(1),302,,,;(2),,、。,,。183第35卷第3期 张志杰:阜新市集中式饮用水源地有机物污染调查研究
本文标题:Fenton法处理焦化废水的试验研究王春敏
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