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*唐运平1,2,季 民1,张金鸿2,张志扬2(1.天津大学环境科学与工程学院,天津300072;2.天津市环境保护科学研究院,天津300191) :RO,,。(Cl-、SO2-4、TDS、)、(BOD、COD)、(NH+4-N、TN)、、。,RO,RO。 :;RO; :X703:A:(K)09088(1002-1264)(2009)06-0014-03CharacteristicsofConcentratedWaterfromCMF+RODiverseWastewaterReclamationProcessTANGYun-ping1,2,JIMin1,ZHANGJin-hong2,ZHANGZhi-yang2(1.SchoolofEnvironmentalScienceandEngineering,TianjinUniversity,Tianjin300072,China;2.TianjinAcademyofEnvironmentalScience,Tianjin300191,China)Abstract:Bothconventionalandnon-conventionalwatersourcescanbeusedtoproducereclaimedwaterafterbeingtreatedbyRO.However,differentwatersourcescanbeusedtoproduceconcentratedwaterofuniquechemicalcomposition.Inthispaper,thekeywaterchemistryindicatorsincludingCl-,SO2-4,TDS,full-salt,NH+4-N,TN,alkalinity,andhardnessweredeterminedandanalyzed.Basedonthecontinuousdataoftheactualproject,thecharacteristicsofROconcentratedwaterqualityaswellastherelatedfactorswerediscussed.ItwashopedthatthefindingsherecouldbehelpfulforthetreatmentanddisposalofROconcentratedwater.Keywords:wastewater;ROconcentratedwater;waterquality CMF(/)+RO()。2080,、,,。,、。,。、,。,,,、,。、、、[1]。 ,20[2]。,,,。,,,RO。,(≤30%)、。[2]。 (、、、)、(100%)RO,RO。1 ,48000t/d,1.6。20067,20087,30000t/d,1。14 226200912URBANENVIRONMENTURBANECOLOGYVol.22No.6Dec.2009*:“”(2008ZX07314-001) :2009-08-27(7000t/d)、(8000t/d)、(10000～15000t/d)。,,。1。1 100%,70%～75%,RO25%～30%。2 pH、Cl-、SO2-4、、TDS、CODCr、BOD5、TOC、NH+4-N、TN、TP、Ca2+、Mg2+、,《》()[3]。20091-7RO,2～3。3 3.1 RO1。1 (-)2009-01～022009-032009-042009-062009-07abcabcabcabcabcabcpH7.758.738.48.68.08.58.58.47.88.38.48.38.38.48.28.48.48.24(mg/L)882457026547428746894553465044508370324042502510245035602770469045304950CODCr(mg/L)18413712225432625615021063.213519080.012217873169208119BOD5(mg/L)17.32.718.620.010.013.515.012.06.4712.06.06.011.04.0-15.16.98.6NH+4-N(mg/L)45.744.427.810835.077.030.025.013.532.028.011.230.025.09.749.131.527.8TN(mg/L)60.879.543.013846.695.745.032.022.633.029.014.725.028519.260.414639.0TP(mg/L)2.10.941.20.55.13.92.52.20.82.52.21.02.21.91.01.92.51.6 :a:,b:,c:3.2 ,20091-7。3.2.1 ROCl-、SO2-4、TDS、,、,2。2 Cl-、SO2-4、TDS、3.2.2 NH+4-N、TN RONH+4-N、TNNH+4-NTN3。3 NH+4-N、TN3.2.3 CODCr、TOC、TP、、 ROCODCr、TOC、TP2,、3。2 ROCODCr、NH+4-N、TN、TPmg/L2102172253531941611618CODCr95.280.662.3125158135185245135TOC31.728.521.541.760.75063.894.249.0TP2.633.100.892.432.732.452.651.852.3415 , 3 、mg/L6116186247672761176727319625839841392319841392603.23596256221101863116335961863116323564 RO,。,4RO:4.1 2,Cl-、SO2-4、TDS、。,2、。80%,,。,ROTDS1%,,[4]。4.2 BOD5。BOD5/CODCr,[4],,,,。 ROCODCr,。CODCrTOC3。CODCr60～250mg/L,2,。4.3 3NH+4-N、TN,NH+4-N、TN。。3,,。,。4.4 、 ,,,10-6。4.5×10-9,。15,[5]。,,,[6]。、,。,,。、。5 1)ROCOD、NH+4-N、TP12,,。B/C,,+。 2)RO,,。RO。、[7,8]。,。[1] .[J].,2005(6):6-9.[2] ,,,.“”[J].,2003,19(11):96-98.[3] .(4)[M].:,2002:71-166.[4] .[J].,1998,17(9):8-10.[5] .[M].:,2004:47-58.[6] ,,,.[M].:,2008:36-40.[7] K.VanHege,M.Verhaege,W.Verstraete.Electro-oxidativeAbatementofLowSalinityReverseOsmosisMembraneConcentrates[J].WaterResearch,2004(38):1550-1555.[8] ,.RO[J].,2007,23(19):1-5.:(1963-),,,,,,30。16 226 2009