低温下人工湿地去污效率及强化措施研究进展练建军

29820118　　　　　WaterResourcesandPowerVol.29No.8Aug.2011:1000-7709(2011)08-0025-05练建军,许士国(,116024):针对冬季低温下人工湿地去污效率低的问题,分析了人工湿地对主要污染物去除机理,探讨了低温对人工湿地系统三要素的去污影响,结合相关工程实例,总结了低温下人工湿地强化运行方法及措施,并提出了未来研究的方向,供北方寒冷地区人工湿地应用借鉴。:低温;人工湿地;温度;溶解氧;强化措施:X506;X703:A:2011-02-04,:2011-03-31:(50979012);123(CEPF2008-123-1-6):(1985-),,,,E-mail:[e-mail]:(1958-),,、,,E-mail:[e-mail]　　。,,、、[1～3]。,、,。,,,,。　、,、、。,、。　、,。,。,、。,。　、、、、、。,、;,,,;,,,。　、、。,,。,、,。Moshiri[4],、、,。,,。　,。Buchberger[5],,。,。　。,,。[6],、,。　。,。20～30℃,15℃,5℃[7];[8],2～5℃。,[9]。,5～40℃,15℃[7]。[10],85%,。　。,,,,,。,、、pH,pH。,。,,1[11]。[12],。,。1　DOFig.1　ImpactofairtemperatureonpollutantremovalefficiencyofwetlandandDOofoutlet　　(1)。,。,,[13];,[14],。。,,。[15],。,。(2)。,,。,,。(3)。,,,,COD;·26·　　　　　　　　　　　　　　　　　　　　　　2011298:,、、、、[16]。(4)。,。[17],、0℃,67.2%。[18],。,。　(1)。,,,1。,。Jenssen[24],,-20℃,。,Wallace[14]:①;②pH;③;④;⑤。,,。(2)。[6],,。。,;[25]、、,。Wallace[14],。,[11,21]。,,、、,。　,,,。2。,,。[26],1　Tab.1　Applicationefficiencyofconstructedwetlandsundervariousinsulationmeasures/℃/%CODNH3-NTNTP-17.0～-26.0:92.3697.9789.81[19]-0.1＊①;②,;③。88.0086.4085.3097.00[20]-10.0～15.0PVC62.00～93.0015.00～50.0023.00～65.00[21]4.0＊46.6067.60[22]-30.0～7.0,20cm,,40cm。,。60.00～85.0071.00～100.0064.00～80.00100.00[23]-10.0～15.0PVC83.3048.4072.5058.20[11]0.0～1.0+15.0050.0025.0035.00[23]:＊;COD;NH3-N;TN;TP。2　Tab.2　ApplicationofconstructedwetlandsinNortheastChina/%CODNH3-NTP91.1883.8693.50[18]92.3697.9789.81[19]+80～9550～8550～90[28]·27·。[27]、,。　(1),、,。(2),、,、。(3),,,。(4)、,,。,。　。,,,。:[1]　,,,.[M].:,2008.[2]　,,,.[J].,2010,36(6):7-10.[3]　,,,.[J].,2003,43(6):854-857.[4]　MoshiriGA.WastewaterTreatmentinConstructedWetlands:SystemDesign,RemovalProcessesandTreatmentPerformanceinConstructedWetlandsforWaterQualityImprovement[M].ChelseaMichigan:CRCPress,1993.[5]　BuchbergerSB,ShawGB.AnApproachTowardRa-tionalDesignofConstructedWetlandsforWastewaterTreatment[J].EcologicalEngineering,1995,4:249-275.[6]　,,,.[J].,2006,27(10):2014-2018.[7]　,.[M].:,2004.[8]　WallaceS,ParkinG,CrossC.ColdElimateWetlands:DesignandPerformance[J].WaterScienceandTech-nology,2001,4(11-12):259-265.[9]　KuschkP,WiessnerA,KappelmeyerU,etal.Annu-alCycleofNitrogenRemovalbyaPilot-scaleSub-surfaceHorizontalFlowinaConstructedWetlandunderModerateClimate[J].WaterResearch,2003,37(17):4236-4242.[10]LinYF,JingSR,WangTW,etal.EffeetsofMae-rophytesandExternalCarbonSourcesonNitrateRemovalfromGroundwaterinConstruetedWetland[J].EnvironmentPollut,2002,119(3):413-420.[11],,,.[J].,2006,26(S1):32-35.[12]PezeshkiSR,DelauneRD.EffectsofSoilOxidation-reductionConditionsonInternalOxygenTransport,RootAerationandGrowthofWetlandPlants[A].Pro-ceedingsofaConferenceonSustainabilityofWetlandsandWaterResources[C].USA:UniversityofMissis-sippi,2000:139-145.[13]PhilipAMB,AlexanderJH.DenitrificationinCon-structedFree-waterSurfaceWetlands:Ⅱ.EffectsofVegetationandTemperature[J].EcologicalEngi-neering,1999,14:17-32.[14]WallaceS,ParkinG,CrossC.ColdClimateWetlands:Design&Performance[A].Presentedatthe7thInter-nationalConferenceonWetlandSystemsforWaterPol-lutionControl[C].Florida:LakeBuenaVista,2000:11-16.[15],,.[J].,2008,40(1):121-125.[16]MahengeAS,MbwetteTSA,NiauKN.Phos-phorusSorptionBehavioursandPropertiesofMbeya-Pumice[A].ProceedingsofanInternationalConferenceonAdvancesinEngineeringandTech-nology[C].2006(7):185-194.[17],,.[J].,2007,29(S2):58-62.[18],,,.[J].,2007,28(11):2442-2447.(下转第213页)·28·　　　　　　　　　　　　　　　　　　　　　　20112011　　　　　　　　　　　　　　　　　　　　　　(上接第28页)[19],,,.[J].,2006,22(2):281-284.[20].[D].:,2008.[21],,,.[J].,2005,21(8):37-40.[22],,,.[J].,2006,27(8):1560-1564.[23],,.[J].,2004,23(6):1077-1081.[24]JenssenP,MaehlumT,ZhuT.DesignandPer-formanceofSubsurfaceFlowConstructedWetlandsinNorway[A].PresentedatConstructedWetlandsinColdClimates:Design,Operation,PerformanceSymposium[C].George,Niagara-on-the-Lake,On-tario:TheFriendsofSt,1996.[25],,,.[J].,2007,9(10):88-90.[26],,,.[J].,2005,6(1):20-21.[27],,.[J].,2005,37(1):99-103.[28],,,.[J].,2007,33(2):25-28.ResearchProgressofDecontaminationEfficiencyandIntensifiedMeasuresinConstructedWetlandsatLowTemperaturesLIANJianjun,XUShiguo(SchoolofHydraulicEngineering,FacultyofInfrastructureEngineering,DalianUniversityofTechnology,Dalian116024,China)Abstract:Accordingtothelowcontaminationremovalefficiencyofconstructedwetlandsatthecoldweather,thispa-peranalyzestheremovalmechanismofthemaincontaminationwithconstructedwetlands,anddiscussestheeffectofthecoldweatheronthethreefactorsofconstructedwetlands.Inviewoftheresearchstatusofconstructedwetlands,itsumsuptheintensifiedmeasuresofconstructedwetlandsincoldweather,andproposestheissuesthatneedtoberesolvedinthefuture.Thus,itprovidessomevaluablereferenceforpracticeapplicationofconstructedwetlandsincoldregions.Keywords:lowtemperature;constructedwetland;temperature;dissolveoxygen;intensifiedmeasures(上接第105页):[1]　,,.[J].,2010,41(21):1-5.[2]　,,.[J].,2010,28(2):92-94.[3]　,.[J].,2006,32(10):38-40.[4]　,.[J].,2006,38(5):764-766.[5]　,,,.GIS[J].,2009,7(5):11-14.[6]　,,,.(SL211-2006)[S].:,2006.[7]　,,.[J].(),2009,31(4):61-64.[8]　,,,.(GB50009-2001)[S].:,2001.[9]