反渗透微电解集成技术处理印染废水张永锋

37720097　　　　　　　　　　　　　　　CHEMICALENGINEERING(CHINA)　　　　　　　　　　　　　Vol.37No.7Jul.2009:(20050611):(1974—),,,,,,:13947130880,E-mail:[e-mail]。-张永锋1,马　宁2,王　海1,霍天瑞1(1.,　0100512.,　010057):、、、、,。,100%,COD76%,98%,。7d,。:;;;:TQ028.8　　　:A　　　:1005-9954(2009)07-0055-04TreatmentofdyeeffluentusinghybridprocessofreverseosmosisandmicroelectrolysisZHANGYong-feng1,MANing2,WANGHai1,HUOTianrui1(1.WaterPollutionControlResearchCenter,InnerMongoliaUniversityofTechnology,Hohhot010051,InnerMongolia,China;2.HuhhotRailwaysResearchInstitute,Huhhot010057,InnerMongolia,China)Abstract:Thehybridprocessofreverseosmosisandmicroelectrolysiswasproposedtotreatthedyeeffluent.Thedyeeffluentwasfilteredbyreverseosmosistomakethepermeatesuitableforreuse,andtheconcentratecouldcomeuptothedischargestandardafterbeingtreatedbyferric-carbonmicroelectrolysis.Theeffectsoftransmembranepressure,feedflowrate,temperature,operationtime,concentrationratioonthetreatmentefficiencywerestudied.Thecleaningcycleandthecleaningschemeweredetermined.Undertheoptimalconditions,theremovalefficiencyofturbidityandcolorationbothwere100%,andtheremovalefficiencyofCODandconductivityweremorethan76%,98%respectively.Themembranecleaningcyclewas7d.Themembranefluxwasrecoveredto100%withchemicalcleaningandhydraulicrinse.Keywords:dyeeffluent;reverseosmosis;microelectrolysis;hybridprocess　　、、、。,、3,COD,[1]。,,。[2-6],。,-[7],、,,[8-10]。-。,,。,(、、)、、、,-。1　1.1　,COD250mg/L,44.4,64,11630μs/cm,pH7.6。1.2　GEOsmonicsSG2540C,,,,,2.6m2。1.3　1。5μm(GEOsmonics65mm×510mm),。,。,5μm,。1　Fig.1　Schematicdiagramofreverseosmosismembraneexperimentalequipment1.4　COD、、GB11914-1989,GB11903-89,GB13200-91,DDS-11D。2　2.1　,2。2,1.6MPa,,J,-[11]。(1.6MPa),。,,,,,。,RCOD,R,,R,R。,、100%。2　Fig.2　Effectoftransmembranepressureonmembraneperformance2.2　qV1.6MPa,qV,3。3,qV,J,。qV,,,。,。3,RCODqV,R,R,R,、100%,COD90%,98%。3　Fig.3　Effectoffeedflowrateonmembraneperformance2.3　θ,,。·56·　2009377,4。4　Fig.4　Effectoftemperatureonmembraneperformance　　4,,J,,。4,RCOD,R,R,R,、100%。2.4　t,,,,,56。　　56,,,,。RCOD,R,100%。7d,30%,,7d。,,RCOD,R。2.5　,,,,,。,。78。,,,,,,,、99%,RCOD,R,10,RCOD,R76%,85%,10%,()。2.6　1()。1,,《》GB/T19923-2005,。·57·张永锋等　-1　Table1　PermeatedwaterqualitybyreverseosmosismembraneCODCr/(mg·L-1)///(μS·cm-1)pH11.5100193.28.12.7　,,,,,。2,2,,0.5%H2O2,pH=10.15NaOH。,,,,,。,3。3,2%30min,pH=10.15NaOH30min,0.5%H2O230min,,,。2　Table2　Effectofdifferentcleaningagentsonfluxrecoveryofmembrane/(L·m-2·h-1)/(L·m-2·h-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%11.17.1864.663　Table3　Effectofcompositivecleaningagentsonfluxrecoveryofmembrane/(L·m-2·h-1)/(L·m-2·h-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%H2O211.1511.151003　-。100%,COD、90%,98%。《》GB/T19923-2005,。,,7d,,100%。,COD,10,RCOD76%,90%,10%,。:[1]　.[J].,2001,27(5):308-310.[2]　PORTERJJ,BRANDONC.Zerodischargeasexempli-fiedbytextiledyeingandfinishing[J].ChemTech,1976,44(6):402-407.【78】·58·　2009377、,、,3。3　Table3　Massfractionofanalysisresulttoanotherkindsofquaternaryammoniumsalt%99.599.499.599.499.499.53,,,。2.4　,,4。4　Table4　Quantitativeanalysisresultofdetection-limitingpointtotetrabutylammoniumbromide%0.050.10.30.598.499.499.59.54,0.1%,,0.1%,。,,。,0.1%。3　(1),HG/T2230-2006、。(2)。(3)0.1%,、。:[1]　,,.[M].:,2006:388.[2]　.[J].,2005,27(9):568-570.[3]　,.[J].,2003,38(4):36-38.[4]　HG/T2230-2006[S].:,2006.[5]　,,,.[J].,2000,30(1):62.[6]　,,.[J].,2006,22(6):9-13.【58】[3]　LIUTH,MATSUURAT,SOURIRAJONS.Effectofmembranematerialsandaverageporesizesonreverseos-mosisseparationofdyes[J].IndEngChemProdRosDev,1983,22(1):77-85.[4]　,.[J].,1981,7(4):19-21.[5]　,,.[J].,2000,15(2):30-49.[6]　CIARDELLIG,CORSIL,MARCUCCIM.Membranesepa-rationforwastewaterreuseinthetextileindustry[J].Re-sourcesConservationandRecycling,2000,31(2):189-197.[7]　,,.[J].,1998,18(6):4-6.[8]　,,.Fe/C[J].,2006,35(5):359-361.[9]　,,,.[J].,2006,25(3):367-369.[10],,.[J].,2005,5(5):117-119.[11],RAUTENBACHR.[M].:,1998:43-58.·78·　2009377