反渗透微电解集成技术处理印染废水

37720097CHEMICALENGINEERING(CHINA)Vol.37No.7Jul.2009:(20050611):(1974),,,,,,:13947130880,E2mail:[e-mail]21,2,1,1(1.,0100512.,010057):,,100%,COD76%,98%,7d,:;;;:TQ028.8:A:100529954(2009)0720055204TreatmentofdyeeffluentusinghybridprocessofreverseosmosisandmicroelectrolysisZHANGYong2feng1,MANing2,WANGHai1,HUOTianrui1(1.WaterPollutionControlResearchCenter,InnerMongoliaUniversityofTechnology,Hohhot010051,InnerMongolia,China;2.HuhhotRailwaysResearchInstitute,Huhhot010057,InnerMongolia,China)Abstract:Thehybridprocessofreverseosmosisandmicroelectrolysiswasproposedtotreatthedyeeffluent.Thedyeeffluentwasfilteredbyreverseosmosistomakethepermeatesuitableforreuse,andtheconcentratecouldcomeuptothedischargestandardafterbeingtreatedbyferric2carbonmicroelectrolysis.Theeffectsoftransmembranepressure,feedflowrate,temperature,operationtime,concentrationratioonthetreatmentefficiencywerestudied.Thecleaningcycleandthecleaningschemeweredetermined.Undertheoptimalconditions,theremovalefficiencyofturbidityandcolorationbothwere100%,andtheremovalefficiencyofCODandconductivityweremorethan76%,98%respectively.Themembranecleaningcyclewas7d.Themembranefluxwasrecoveredto100%withchemicalcleaningandhydraulicrinse.Keywords:dyeeffluent;reverseosmosis;microelectrolysis;hybridprocess,3,COD,[1],,[226],,2[7],,,[8210]2,,,(),2转载(GEOsmonics65mm510mm),,,5m,1Fig.1Schematicdiagramofreverseosmosismembraneexperimentalequipment1.4CODGB1191421989,GB11903289,GB13200291,DDS211D22.1,22,1.6MPa,,J,2[11](1.6MPa),,,,,,,RCOD,R,,R,R,100%2Fig.2Effectoftransmembranepressureonmembraneperformance2.2qV1.6MPa,qV,33,qV,J,qV,,,,3,RCODqV,R,R,R,100%,COD90%,98%3Fig.3Effectoffeedflowrateonmembraneperformance2.3,,652009377中国科技论文在线()2.61()1,,GB/T1992322005,752中国科技论文在线(mgL-1)///(Scm-1)pH11.5100193.28.12.7,,,,,2,2,,0.5%H2O2,pH=10.15NaOH,,,,,,33,2%30min,pH=10.15NaOH30min,0.5%H2O230min,,,2Table2Effectofdifferentcleaningagentsonfluxrecoveryofmembrane/(Lm-2h-1)/(Lm-2h-1)/%11.087.5968.54pH=10.15NaOH11.057.9672.030.5%EDTA11.127.6268.460.3%11.03654.390.5%H2O211.088.173.130.5%11.157.8570.392%11.17.1864.663Table3Effectofcompositivecleaningagentsonfluxrecoveryofmembrane/(Lm-2h-1)/(Lm-2h-1)/%0.5%H2O2,pH=10.15NaOH11.088.5477.080.5%H2O2,0.5%EDTA11.128.0872.612%,0.5%H2O211.0510.9699.162%,pH=10.15NaOH11.088.7779.172%,pH=10.15NaOH,0.5%H2O211.1511.1510032100%,COD90%,98%GB/T1992322005,,,7d,,100%,COD,10,RCOD76%,90%,10%,:[1].[J].,2001,27(5):3082310.[2]PORTERJJ,BRANDONC.Zerodischargeasexempli2fiedbytextiledyeingandfinishing[J].ChemTech,1976,44(6):4022407.78852009377中国科技论文在线(1),HG/T223022006(2)(3)0.1%,:[1],,.[M].:,2006:388.[2].[J].,2005,27(9):5682570.[3],.[J].,2003,38(4):36238.[4]HG/T223022006[S].:,2006.[5],,,.[J].,2000,30(1):62.[6],,.[J].,2006,22(6):9213.58[3]LIUTH,MATSUURAT,SOURIRAJONS.Effectofmembranematerialsandaverageporesizesonreverseos2mosisseparationofdyes[J].IndEngChemProdRosDev,1983,22(1):77285.[4],.[J].,1981,7(4):19221.[5],,.[J].,2000,15(2):30249.[6]CIARDELLIG,CORSIL,MARCUCCIM.Membranesepa2rationforwastewaterreuseinthetextileindustry[J].Re2sourcesConservationandRecycling,2000,31(2):1892197.[7],,.[J].,1998,18(6):426.[8],,.Fe/C[J].,2006,35(5):3592361.[9],,,.[J].,2006,25(3):3672369.[10],,.[J].,2005,5(5):1172119.[11],RAUTENBACHR.[M].:,1998:43258.872009377中国科技论文在线