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2009,28(10):2161-2166JournalofAgro-EnvironmentScienceIntegratedVerticalFlowConstructedWetlandsSystemIVFCWSImprovedIntegratedVerticalFlowConstructedWetlandsSystemIIVFCWS-Coleusblumei-ToninafluviatilisCT-Cannaindica-AcoruscalamusCA。IIVFCWSCODCr、NH+4-N、TNIVFCWSTPIVFCWSIIVFCWS。--CODCr80.8%~52.8%NH+4-N93.6%~52.3%TN96.4%~67.6%TP93.6%。X703.1A1672-2043(2009)10-2161-061211111．5300052．230001ComparisonofPurificationEfficiencyofTraditionalandImprovedIntegratedVerticalFlowConstructedWetlandsSystemwithDifferentPlantsonSewageZHANGChao-lan1,CHENXiu-juan2,WEIBi-mao1,LIZhi-gang1,LIUShuai1,LIQin-feng11.ResearchCenterforEco-environmentalDegradationandRestorationEngineeringTechnology,GuangxiUniversityNanning530005,China;2.AnhuiNanfengEnvironmentalEngineeringTechnologyCompernany,Anhui230001,ChinaAbstractIntegratedVerticalFlowConstructedWetlandsSystemIVFCWSandImprovedIntegratedVerticalFlowConstructedWetlandsSystemIIVFCWScombinedwithColeusblumei-ToninafluviatilisCTandCannaindica-AcoruscalamusCAwereconstructed,withnon-plantsIVFCWSandIIVFCWSascontrol.Theirpurificationefficienciesonsewagewerestudied.Theresultsindicatedthattheremovaleffi－cienciesofchemicaloxygendemandCODCr,ammonianitrogenNH+4-NandtotalnitrogenTNofIIVCWSwerehigher,buttotalphospho－rusTPwaslowerthanthatofIVCWS.PurificationefficiencyoftheconstructedwetlandssystemCWSwithplantswashigherthanthatofCWSwithnon-plants.AndpurificationcapacitiesofCODCr,NH+4-N,TNandTPofCWSwithCTwerehigherthanthatofCWSwithCA.TheaverageremovalratiosofCODCr,NH+4-N,TNandTPofdifferentCWSwerefrom80.8%to52.8%,93.6%to52.3%,96.4%to67.6%andabove93.6%,respectively.Keywordsintegratedverticalflowconstructedwetlands;sewage;purificationefficiency2009－03－080816002－6T16011031971—。E－mailzhangcl＠gxu．edu．cnConstructedWetlandsSystemCWS、、、[1-3][14]。。[5-9]。IVFCWS、“”[10]。[11]。-、200910。--。11.1。120cm×83cm×70cm2A、BIVFCWS1I－IVFCWS23。0～4mm20cm0～6mm15cm8～16mm15cm16～32mm15cm。600mm·d-1。1.2、、1。24·m-260·m-216·m-268·m-2。1.3、、。TN40.7~57.3mg·L-1CODCr30.3~56.1mg·L-1TP1.12~1.55mg·L-1NH+4-N6.42~9.90mg·L-1NO-3-N0.13~0.19mg·L-1pH7.77~8.11296~494μS·cm-1。1.43、3。CODCrTNTPNH+4-NNO-3-NpH[12]。22.1CODCr、NH+4-N、TN、TP3CODCr、NH+4-N、TN、TP。IIVFCWSCODCr、NH+4-N、TNIVFCWS。-CODCr、NH+4-N、TN-1Table1PlantsinintegratedverticalflowconstructedwetlandssystemABIVFCWSICTICAICKIIVFCWSIICTIICAIICK。1IVFCWSFigure1SchematicdiagramofIVFcwsAInfluentBEffluent2IIVFCWSFigure2SchematicdiagramofIIVFcwsEffluentABInfluent21622810。CODCr、NH+4-N、TNIICT＞IICA＞ICT＞I－CA＞IICK＞ICK。IICT、IICA、ICT、ICA、IICK、ICKCODCr80.8%、75.4%、65.7%、63%、61.6%、52.8%NH+4-N93.6%、85.3%、72.2%、68.8%、66.0%、52.3%TN96.4%、85.4%、79.5%、78.8%、71.4%、67.6%。-IICTCODCr、NH+4-N、TN。TPIVFCWSIIVFCWSTP--。ICT＞ICA＞ICK＞IICT＞IICA＞I－ICKTP95.4%、95.1%、94.8%、94.3%、94.1%、93.6%-ICTTP。2.2NO-3-N、pH、NO-3-NNO-3-NNO-3-NIIVFCWSNO-3-NIVFCWS4a。NO-3-NIICK＞ICKIICA＞IICT＞ICT＞ICA1.62、1.60、0.55、0.48、0.37、0.30mg·L-1。74.8~139.6μS·cm-14c。、。pHNO-3-NpH0.14~0.77IIVFCWSpHIVFCWSpH-pH。33.1CODCr、NH+4-N、TN、TPIIVFCWSCODCr、NH+4-N、TN2163200910IVFCWS。IIVFCWS、、、、、。、。-CODCr、NH+4-N、TN-、、pH。[13-17]。[17]10cm。pH6.5～8.0pH8.5[18]。pH7.8～8.2。[1923]。。[20-21]。、[1922]。TPTP93.5%610、“”。。3.2NO-3-N、pH。。[23]。21642810、NO-3-NNO-3-NNO-3-NNO-3-N。。pH。pHpH7.0~9.0pH6.0pH10.0OH-。pH7.0~8.5NO-3-N。IIVFCWSIVFCWSIIVFCWSIVFCWSIIVFCWSNO-3-NIVFCWS。IIVFCWSIVFCWS。NO-3-N、NO-3-NNO-3-NNO-3-N。pH、、、pH。、。。41。CODCr、NH+4-N、TNIIVFCWSIVFCWSTPIVFCWSIIVFCWS。2--。3IIVFCWSIVFCWSpH6NO-3-N、pH。、-IIVFCWS-IVFCWS、、I－IVFCWS、IVFCWS。[1],,,.[J].,1991,4517-22.ZHUTong,XUZhen-cheng,HUKang-ping,etal.Studyonapplicationofconstructedwetlandwastewatertreatmentsystem[J].ResearchofEn－vironmentalSciences,1991,4517-22.[2],.[J].,2004,5671-75.JIGuo-dong,NIJin-ren.Mechanismsofconstructedwetlandwastewa－terecologicaltreatmentsystems[J].TechniquesandEquipmentforEn－vironmentalPollutionControl,2004,5671-75.[3]DrizoA,FrostCA,GraceJ,etal.Physico-chemicalscreeningofphos－phate-removingsubstratesforuseinconstructedwetlandsystems[J].WaterResearch,1996b,33173595-3602.[4].[J].,1992,1328-13.DINGTing-hua.ResearchofdemonstrationengineeringwetlandsystemwithPhragmitescommunis[J].EnvironmentalScience,1992,1328-13.[5]GómezCerezoR,SuárezML,Vidal-AbarcaMR.Theperformanceofamuti-stagesystemofconstructedwetlandsforurbanwastewatertreat－mentinasemiaridregionofSESpain[J].EcologicalEngineering,2001,164501-517.[6]CooperP.Areviewofthedesignandperformanceofvertical-flowandhybridreedbedtreatmentsystems[J].WaterScienceandTechnology,1999,4031-9.[7],,,.[J].,2003,19912-15.CHENDe-qiang,WUZhen-bin,CHENGShui-ping,etal.Comparisononthecombinationsystemofdifferentconstructedwetlandprocessesforwastewatertreatment[J].ChinaWater&Wastewater,2003,19912-15.[8],,,.-2165200910[J].,2004,233604-606.LIUWen,CUILi-hua,ZHUXi-zhen,etal.Purificationefficiencyofwastewaterbyconstructedwetlandtreatmentsystemsbasedonthecom－binationofhorizontal-flowandvertical-flow[J].JournalofAgro-Envi－ronmentScience,2004,233604-606.[9],.-、、[M].,2004.WANGBao-zheng,WANGLin.Waterpollutioncontroltechnology-newtechnology,newconcept,newtheory[M].BeijingSciencePress,2004.[10],,,.[J].,2003,36112-16.WUZhen-bin,ZHANDe-hao,ZHANGS