非常规多水源双膜工艺处理后浓缩水的水质特性唐运平

*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