Fenton法处理焦化废水的试验研究

353Vol.35,No.320063LiaoningChemicalIndustryMarch,2006Fenton,,(,063000):Fenton,H2O2[Fe2+]/[H2O2]pHCOD,:H2O2158mmol/L,n[Fe2+]/n[H2O2]=110,pH=3,30,COD89.9%,H2O2,H2O2,:Fenton;;COD:X783:A:10040935(2006)03014703,,,,,,Fenton(H2O2+Fe2+)H2O2Fe2+OH[1],,,,FentonFenton,11.1HH-5COD(),PHS-29A(),HH-4()30%H2O2()FeSO47H2O()(),,,pH7.2,COD1935mg/L,,1.2100mL250mL,PHS-29AH2SO4NaOHpH,FeSO4H2O2,,,pH10,,COD22.1H2O2Fenton,FentonpH=3,n[Fe2+]n[H2O2]=110,30,H2O2COD,11,CODH2O2,CODH2O240mmol/L,COD72.1%;H2O2100mmol/:2005210220:(1971-),,,中国城镇水网:H2O2+OHHO2+H2O,H2O2,Fe2+Fe3+,Fe3+,OHH2O2COD2.2[Fe2+]/[H2O2]()FentonH2O2158mmol/L,pH=3,30,n[Fe2+]/n[H2O2]COD11[Fe2+]/[H2O2]COD[Fe2+]/[H2O2]COD/(mgL-1)COD/(mgL-1)COD/%120193524587.3115193523188.1110193519589.9151935173.791131935235.887.81,[Fe2+]/[H2O2],COD,[Fe2+]/[H2O2],[Fe2+]/[H2O2],COD:Fenton,Fe2+,OH;Fe2+,H2O2OH,OH:2OHH2O2H2O2Fenton:Fe2++H2O2Fe3++OH+OH-Fe2++OHFe3++OH-Fe2+OHOH,Fenton[Fe2+]/[H2O2]1,[Fe2+]/[H2O2]11015,[Fe2+]/[H2O2]=1102.3pHFentonH2O2158mmol/L,[Fe2+]/[H2O2]=110,30,pHCOD22pHCOD2,pH34COD,pH=3COD,pHCOD,[2,3]Fenton,pH,Fe2+,;pH,OH,Fe2+Fe3+,pHH2O2,2.4FentonH2O2158mmol/L,n84120063中国城镇水网[Fe2+]/n[H2O2]=110,pH=3,COD33COD3,60,COD,;60,CODFenton[4],:,,;,Fenton,,H2O2O2H2O,,30,H2O2158mmol/L,n[Fe2+]/n[H2O2]=110,pH=3,30,COD195mg/L,COD89.9%,Fen2ton,H2O2,,2.5H2O2FentonH2O2COD,H2O2,COD,H2O2OH,,H2O2H2O2,,H2O2,H2O2COD,22H2O2CODH2O2/(mmolL-1)COD/(mgL-1)COD/%105273.2256247.185.986.887.2133231.4209197.28889.289.8158195170.1154.689.991.292(:[Fe2+]/[H2O2]=110,pH=3,30)2,COD,:H2O2,COD;,COD,,,,3(1)Fenton,H2O2158mmol/L,n[Fe2+]/n[H2O2]=110,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(183)941353,:Fenton中国城镇水网