Fenton法预处理合成制药废水研究欧丹

:　(1963-),,,。·　·Fenton法预处理合成制药废水研究欧　丹1,吕建伟2(1.丽珠医药集团股份有限公司,广东珠海　519030;2.华北制药环保研究所,河北石家庄　050015)　:Fenton,Fenton。、、,。Fenton。:Fenton;预处理;合成制药废水:X703　　:A　　:1003-5540(2009)02-0049-03　　,,,。,(AOPs),Fenton[1～3],,[4]Fenton,BOD55mg/L40mg/L,;[5]FentonBOD。Fenton,,。1　1.1　,,,pH2.5,CODcr30000mg/L,、、、。1.2　JJ-4,PHS-3CpH,HH-S,,5B-1COD,,。1.3　,,,。2　2.1　FentonOH-,pH、H2O2/Fe2+、FeSO4·7H2O、。pH、H2O2/Fe2+、FeSO4·7H2O、L9(43)。250mL,1,2。表1　正交试验因素水平　　pHH2O2/Fe2+FeSO4·7H2O/mol·(250mL)-1/minABCD13.02∶10.001251523.53∶10.002503034.04∶10.0037545　　:R1R3R4R2,Fenton:pH、FeSO4·7H2O、、H2O2/Fe2+,A1B2C2D2。:pH3.0,30min,FeSO4·7H2O0.01mol/L,H2O2/Fe2+3∶1。49第25卷第2期2009年4月湖南有色金属HUNANNONFERROUSMETALS表2　正交试验计算表pHH2O2/Fe2+FeSO4·7H2O/mol·(250mol)-1/minCOD/%13.02∶10.001251514.1023.03∶10.002503021.8033.04∶10.003754515.3843.52∶10.002504513.5053.53∶10.00375152.5663.54∶10.001253012.8274.02∶10.003753014.1084.03∶10.001254515.3894.04∶10.002501517.95K1j17.09%13.90%14.10%11.54%-K2j9.36%13.25%17.75%16.24%-K3j15.81%15.38%10.68%14.75%-Rj7.46%2.13%7.07%4.70%-2.2　pH250mL,pH,FeSO4·7H2O0.01mo1/L,H2O2/Fe2+3∶1,H2O24.08ml/L,30min。,NaOHpH8～9,20min,CODcrCOD,1。图1　反应pH值对CODcr去除率的影响　1,pH3.0CODcr,pH。2.3　FeSO4·7H2O250mL,pH3.0,H2O2/Fe2+3∶1,30min,FeSO4·7H2O,,CODcrCOD,2。2,FeSO4·7H2O0.02mol,CODcr,[Fe2+],,,FeSO4·7H2O0.012mol/L。2.4　　　250mL,pH3.0,图2　FeSO4·7H2O投加量对CODcr去除率的影响　FeSO4·7H2O0.012mo1/L,H2O2/Fe2+3∶1,,,CODcrCOD,3。图3　反应时间对CODcr去除率的影响　3,,CODcr,30min,CODcr。2.5　H2O2/Fe2+250mL,pH3.0,FeSO4·7H2O0.012mo1/L,30min,H2O2/Fe2+,,CODcrCOD,4。图4　H2O2/Fe2+对CODcr去除率的影响　4,H2O2/Fe2+4∶1,,CODcr;H2O2/Fe2+4∶1,,CODcr,H2O2,H2O2,H2O2/Fe2+4∶1。50湖南有色金属第25卷2.6　Fenton。Fen-ton10,CASS,4.0g/L,27d,5。图5　Fenton预处理对废水可生化性的影响　5,Fenton,,,COD80%,;COD,20%～40%。,,,,。3　　1.Fenton,Fenton:pH、FeSO4·7H2O、、H2O2/Fe2+。2.,Fenton:pH3.0,FeSO4·7H2O0.012mo1/L,H2O2/Fe2+4∶1,30min。3.,,。:[1]　WallingC.Theferricioncatalyzeddecompositionofhydrogenper-oxideacidsolution[J].IntJChemKim,1971,(6):507-516.[2]　,.Fenton[J].,2004,30(3):17.[3]　,.-Fenton[J].,2002,35(2):57-60.[4]　,,,.Fenton[J].,2004,5(11):74-78.[5]　,.[J].,1997,19(6):33-36.:2009-03-05StudyonSemi-syntheticWastewaterPretreatmentbyFentonReagentOUDan1,LVJian-wei2(1.LIVZONPharmaceuticalGroupInc.,Zhuhai519030,China;2.NorthchinaEnvironmentPharmaceuticalInstitute,Shijiazhuang050015,China)Abstract:Thesemi-syntheticpharmaceuticalwastewaterwaspretreatedbyFentonreagentprocess.AtthesametimetheoaringeffectsandthebiodegradationofthewastewateraftertheFentonreagentprocesswereinvestigat-ed.Thepreliminaryoperatingconditionsweredeterminedbyorthogonalexperiments,andeacheffectingfactorwasanalyzed.Theoptimaloperatingconditionsweredeterminedbyresearchingeffectingfactors.TheinvestigationofthisthesislaidthetheoryfoundationandofferedtheusefulparametersforFentonreagentintreatingsemi-syn-theticpharmaceuticalwastewater.Keywords:Fentor;pretreatment;antibioticspharmacywastewater51第2期欧　丹,等:Fenton法预处理合成制药废水研究