垂直流芦苇人工湿地对化粪池出水净化效果的研究耿琦鹏

20120072POLLUTIONCONTROLTECHNOLOGYVol.20,No.1Feb.,2007　1,　2(1.首都师范大学资源环境与旅游学院,北京　100037;　2.首都师范大学生命科学学院,北京　100037)　:,,。,、,TP、NH+4-N、CODcr。,,。:;;;;:X703.1　　　:AResearchonPurificationEfficiencyofSepticTankEffluentbytheVertical-flowConstructedReedWetlandGENGQi-peng1,　HONGJian-ming2(1.CollegeofResources,EnvironmentTourism,CapitalNormalUniversity,Beijing100037,China;2.CollegeofLifeScience,CapitalNormalUniversity,Beijing100037,China)Abstract:Reedwasplantedinthesamesubstrates.Inthispaper,theefficiencyofconstructedwetlandandtheeffectofhydraulicretentiontimeonthepurifyingefficiencyforseptictankeffluenttreatmentwerestudied.Theresultsshowedthatthewastewaterpurif-yingefficiencyforTP、NH+4-N、CODcrweresignificantlydifferentwithhydraulicretentiontime.Underthecombinationfunctionoftheabsorptionanddecompositionofreedrootsandmicroorganismsaswellastheabsorptionofsubstrates,theeffluentqualityfromthever-tical-flowconstructedwetlandplantedwithreedwasbetterthanthatfromtheconstructedwetlandwithoutreed.Keywords:constructedwetland;vertical-flow;reed;hydraulicretentiontime;purifyingefficiency:20060911;:20060929:(1977—),,,,。　20,、、、,[1]。、,,、。:、,、、[2-4]。,[5],[6,7][8]。,。,,65cm,,。1　4m×1m×0.65m[9],。1.1　实验基质,,1～5cm,20cm;,0.5～1.0cm,20cm;,20072.·29　　　·0.1～0.5cm,25cm。1.2　水生植物,8/m2,20063。1.3　水力停留时间1d2d。1.4　运行管理及污水特性。6-8,30℃。,,,1。1　mg/LCODTPNH+4-N186～2283.12～4.2614.78～22.411.5　实验分析方法TP[10];TN-;NH+4-N;CODcr(,,CODcr)。2　(3-4),,,、。,。。2.1　对COD的去除效果COD,。2COD。2　COD//(mg·L-1)/(mg·L-1)/%1,1d108521460.32,1d109721453.43,2d104521478.54,2d108021462.12,,。,COD。,COD,78.5%。,COD50%。,,。2.2　对TP的去除效果3。3,,,13%。,,。,,,,,。2d1d,25%,,,。,。3　TP//(mg·L-1)/(mg·L-1)/%1,1d101.373.7863.82,1d101.893.7850.03,2d100.433.7888.64,2d100.913.7875.92.3　对NH+4-N的去除效果4。4　NH+4-N//(mg·L-1)/(mg·L-1)/%1,1d108.3118.5455.22,1d1010.4318.5443.73,2d103.6718.5480.24,2d107.9518.5457.24,,,12%～23%,。,,。、、。,,·30　　　·　　　　　201。4,。3　　(1),,,,。,、。,。(2)。,,。(3),。[][1]　.[J].,1991,10(9):41-44.[2]　,　.[J].,2006,28(6):432-434.[3]　.[J].,2002,13(6):715-718.[4]　.[J].,2003,16(6):280-282.[5]　.[J].,2003,26(4):31-34.[6]　SakadevanK,BavorHJ.PhosphateAdsorbptionCharacteristicsofSoils,SlagandZeolitetobeUsedasAubstratesinConstruc-tedWetlandSystems[J].WaterResearch,1998,32(2):393.[7]　VerhoevenJTA,MeulemanAFM.WetlandsforWasterTreat-ment:OpportunitiesandLimitations[J].EcologicalEngineer-ing,1999,12(12):5-12.[8]　.[J].,2000,16(2):1-6.[9]　.[J].,2003,():x.[10]　.[M].:,2000.·动态与简讯·。,、、。,。,,。,。(1),。(1686mg/kg)、(102.7mg/kg)、(958mg/kg)、(232mg/kg)、(148mg/kg)、(21mg/kg)、(5mg/kg)、(5mg/kg)、(2mg/kg)、(2.1mg/kg)、(1.0mg/kg)、(1.9mg/kg)。,0.055mg/kg。(2),,。。,。　———21,,,,,,。。,、,,,。“”,“21”,,,、,,。　,10cm×6.8cm×3cm,130g,6,,1W,20h。、、,,。,。