复合人工湿地对城市受污染河水的净化效果

4　4环境工程学报Vol.4,No.420104ChineseJournalofEnvironmentalEngineeringApr.2010余志敏1　袁晓燕3　崔理华1,2＊　朱夕珍1　朱文玲1　李雅静1(1.,510642;2.;510642;3.,210008)　　2,1:2,TN、TP、CODSS50%、85%、85%80%;2,。,;。　　　　　X703　　　A　　　1673-9108(2010)04-0741-05RemovalefficiencyofintegratedconstructedwetlandsfortreatingpollutedriverwaterYuZhimin1　YuanXiaoyan3　CuiLihua1,2　ZhuXizhen1　ZhuWenling1　LiYajing1(1.CollegeofNaturalResourceandEnvironment,SouthChinaAgriculturalUniversity,Guangzhou510642,China;2.KeyLaboratoryofAgroecologyandRuralEnvironmentofGuangdongRegularHigherEducationInstitutions,SouthChinaAgriculturalUniversity,Guangzhou510642,China)3.InstituteofSoilScience,ChineseAcademyofSciences,Nanjing210008,China)Abstract　TwokindsofintegratedconstructedwetlandswereusedforthetreatmentofpollutedriverwaterinKunmingcity.Theresultsshowedthatthetwointegratedconstructedwetlandsystemshadgoodpurificationef-ficienciesforpollutedurbanriverwater,themonthlyaverageremovalratesofTN,TP,CODandSSweremorethan50%,85%,85%and80%,respectively.Thetwointegratedconstructedwetlandsystemscouldsufferhighhydraulicloadingrateshock,andseasonalvariationofclimateinKunmingcityhadnosignificantinfluenceontheeffluentqualityofthetwointegratedconstructedwetlands.Theperformanceofverticalup-flowwithverticalup-flowconstructedwetlandswasbetterthanthatofverticalup-flowwithhorizontalflowconstructedwetlands.Heavyrainfallcouldaffecttheeffluentquality.Keywords　integratedconstructedwetland;pollutedriverwater;purificationefficiencies;seasonalchan-ges:(863)(2005AA601010-02);(2006168402);(2007A020100002-2,2008A080800028,2008A020100010):2009-04-16;:2009-05-14:(1981～),,,,。＊,E-mail:[e-mail]　　、、、[1～3]。,、、,。,。、、4。“863”“”。,(),,,,17.5km。、4、,400m3,3.12m3/s。,80%V,,。,,:1(ZL200410027422.4)2(:200810199011.1),,、、、、。1　1.1　、,,,PVC,,,。1.2　1#、2#、3#,1#、2#2,L×W×H18m×8m×1.1m,L×W×H18m×8m×0.8m;3#,L×W×H18m×8m×1.7m,L×W×H18m×8m×1.4m。、、、,30.9m,;0.6m,。,,,。:(Cannageneralis)、(Loliumpe-renneLinn)、(Irispseudacorus)、(Cype-rusalternifolius)、(TyphaorientalisPresl)、(Scirpuscrassipes),。1.3　,,0.65～1.96m3/(m2·d),,2007420084。,。1.4　[4]。TN:—;TP:—;COD:;NH3-N:;SS:。1.5　1。1　Table1　QualityofsewageinHaiheRiver,KunmingCity(mg/L)NH3-N21.71～34.8028.74(3.39)TN10.50～50.0033.8(6.72)TP0.60～6.433.53(1.03)COD23.59～506.3188.68(78.11)SS1.61～361.00101.60(112.79)　　:(S.E.),n=592　2.1　TN20074,51#,3#,62#1#,3#。1,2～3,,TN。,2#TN,55%;1#2#,50%。3#TN,40%,,3#1#2#,,,,,,[5],TN。7424:1　TNFig.1　RemovalefficiencyofTNbyintegratedconstructedwetlandsystems2.2　TP2,TP,,1#、2#85%,3#80%。2,。SiO240%～50%、Al2O330%～35%、Fe2O34%～20%、CaO1%～5%[6],、[7～10],TP。2　TPFig.2　RemovalefficiencyofTPbyintegratedconstructedwetlandsystems2.3　COD3,COD,。,COD、[11,12]。、,,;、[13]。,,,,1#、2#89%,3#85%。3　CODFig.3　RemovalefficiencyofCODinintegratedconstructedwetlandsystems2.4　SS4,,,SS。SS,,,SS,SS[14],,。1#80%,2#90%,3#,SS,76%。4　SSFig.4　RemovalefficiencyofSSbyintegratedconstructedwetlandsystems2.5　,2,,,,,7434。[15～19],,,,,,(0.05),Allen[20]。2,,TN、TP、COD,SS,,,,(1)66.95%,。2　Table2　RemovalefficiencyoftheintegratedconstructedwetlandsystemindifferentseasonsTN(mg/L)(%)TP(mg/L)(%)COD(mg/L)(%)SS(mg/L)(%)1#14.5046.710.2987.5517.8185.1232.0474.4216.3041.930.6477.2721.5787.255.5377.3315.3560.120.3492.2830.6089.612.8684.6215.2461.650.3292.1327.4392.601.8291.932#11.8859.250.3187.3216.9088.818.0368.5811.7562.200.2194.5821.5386.682.3784.3913.3463.290.2892.7732.6388.653.2497.2214.4663.700.3292.1127.0192.792.0788.363#17.5334.370.6468.0530.0777.0831.6871.0920.0634.740.7379.5746.2369.388.0664.4920.6344.690.6681.9732.8089.057.8160.2620.9947.160.6184.6029.8591.925.1867.463　　(1),TN、TP、CODSS50%、85%、85%80%。TN、TP、CODSS43%、83%、85%76%。,。(2)。,,。(3)(1890m),,,。[1]GreenwayM.SuitabilityofmacrophytefornutrientremovalfromsurfaceflowconstructedwetlandsreceivingsecondarytreatedsewageeffluentinQueensland,Australia.WaterScienceandTechnology,2003,48(2):121～128[2]..,1991,4(5):17～22[3]BhamidimarriR.Constructedwetlandsforwastewatertreat-ment:TheNewZealandexperience.WaterScienceandTechnology,1991,24(5):247～253[4]《》.(4).:,2002[5]LimP.E.,WongT.F.,Lim.D.V.Oxygendemand,nitrogenandcopperremovalbyfree-water-surfaceandsub-surface-flowconstructedwetlandsundertropicalconditions.EnvironmentInternational,2001,26:425～431[6]..,1993,(3):10～11[7]AnuLiikanen,MarkkuPuustinen,JariKoskiaho,etal.Phosphorusremovalinawetlandconstructedonformerara-bleland.Environ.Qual.,2004,33:1124～11327444:[8]USEPA.Manualconstructedwetlandstreatmentofmunici-palwastewater(EPA/625/R-99/010).Cincinnati,Ohio:OfficeofResearchandDevelopment,NationalRiskMan-agementResearchLaboratory,1999[9]StummW.,MorganJ.J.Aquaticchemistry:Anintroduc-tionemphasizingchemicalequilibriainnaturalwaters.NewYork:JohnSons,1970.583[10],,,.-.,2003,14(4):597～600[11]ReddyK.R.Fateofnitrogenandphosphorusinwastewa-terretentionreservoircontainingaquaticmacrophytes.En-viron.Qual.,1983,12(1):137～141[12]ZhuT.,JenssenP.D.,MahlumT.,etal.Phosphorussorptionandchemicalcharacteristicsoflightweightaggre-gates-potentialfiltermediaintreatmentwetlands.Wat.Sci.Tech.,1997,35(5):103～108[13],..,2004,24(3):4～8[14]ZachritzW.,FullerJ.Performanceofanartifici