催化氧化深度处理印染废水的研究张艳芳

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ResearchontheadvancedtreatmentofprintinganddyeingwastewaterbycatalyticoxidationZhangYanfang,LiLiang,ChenJun,HuoYing,RuanXiaolei,ZhangYing(TianjinChemicalResearchandDesignInstitute,CNOOC,Tianjin300131,China),,,,,(,300131)[]γ-Al2O3,,,,60~80℃;,,COD80%,。[];;[]X703.1[]B[]1005-829X(2009)07-0018-03Abstract:Inthepilot-scaleexperiments,thesecondarytreatedprintinganddyeingwastewaterhasbeentreatedbycatalyticoxidationtestsetandcatalyzerwhosecarrierisγ-Al2O3.Thecatalyzerismadefromvariousmixedmetals,andoneofthetransitionmetalsisthulium.TheremovalratesofCODandchromaaremorethan80%respectively,whenthereactiontemperatureis60-80℃andtreatedatambientpressure.Theeffluentwaterqualitycanmeetthedemandsofthestandardsofdischargeandrecycle.Keywords:catalyzer;printinganddyeingwastewater;catalyticoxidation29720097IndustrialWaterTreatmentVol.29No.7Jul.,2009,19.7t,7%,,。“”,。,,。,,B/C,。,,,,,。1,:,、、,200~850℃。,。,Ce、Pa、Ti、La,0.1%~1%,、、、,Cu、Co、Cr、Ni、Mn、Fe、Mo,0.5%~3.5%,、、、,。、1#、2#3#3,31#:Ce0.3%、Fe3.0%、Mn1.0%、Ti0.5%;2#:La0.6%、Fe1.0%、Mn0.5%、Cu0.5%;3#:Ce0.3%、Fe1.0%、Ni0.5%、Cu1.5%。[](07ZCKFSH01500)18——2009-07,29(7)22.12.1.1。,,,3h,24h,pH8.0,COD220.10mg/L,128。2.1.2,200~600L/h,,。1。2.1.3《》,COD;pH;。2.22.2.1、3COD。5g/L,60℃,23。2,0.5~1.5h,3COD50%,3。2.0h,3COD50%,1#COD。3.5h,1#COD80.02%。3,2.0h,350%,;3.5h,1#3#87.5%。,1#2#3#。,3COD。,1#COD2,1#。2.2.2,COD220.10mg/L,128,1#,5g/L。2.2.2.12.0h,,45。4,60℃,COD,,COD,,80℃,COD81.60%。,。,,。908070605040302010012341#2#3#COD/%/h2COD908070605040302010012341#2#3#/%/h3908070605040302010020406080100120/℃COD/%4COD1011671011423128954131—;2—;3—;4—;5—;6—;7—;8—;9—;10—;11—;12—。1,:19——2009-07,29(7),,,,。5,,60℃,87.5%,,。COD、,60~80℃。2.2.2.2COD、60℃,67。6,2.0h,COD。7,,,2.0h,87.5%。COD、,,2.0h。2.2.3,1#。COD220.10mg/L、1#5g/L、80℃,COD8。8,1~6,COD80%,14,COD60mg/L。2h,pH=7,500~650℃1h,。。5,COD80%。3(1)γ-Al2O3,,。,、、,,。(2),:60~80℃、2.0h。,COD80%,。[][1],,.[J].,2006,26(2):83-86.[2].[J].,2004,23(2):101-106.[3],.[J].,1991,11(1):57-58.[4],.[J].,1994,7(3):38-46.90807060504030201001234/hCOD/%6COD908070605040302010020406080100120/%/℃590807060504030201001234/h/%790858075706560555002468101214161820COD/%/8COD[](1963—),1986,。:022-26689132,E-mail:zyftj@126.com。[]2009-03-20()20——

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