水平潜流人工湿地与垂直流人工湿地对受污染河水的处理-.研究

《水平潜流人工湿地与垂直流人工湿地对受污染河水的处理-.研究》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、ThestudvofhorizontalflowconstructedwetlandandveriticalflowconstructedwetlandtotreatriverpollutionAbstratetechnologyofconstructedwetlandisanewkindofsewagecontrolledtechnologywhichdevelopedsincethe1970sandstemsfromthenaturewetlandstechnologypurifiessewagedependingont

2、hesynergisticeffectofpadding，plantsandmicroorganismwhicharestrengthenedbydesigningbyhmnanInthisexperiment，thetreatmenteffectofconstructedwetlandswithtwodifferentpaddingincludingzeoliteandslagwerecompared，thetransformationofnutrientsubstancesofconstructedwetlandswit

3、hdifferentcurrentformincludingverticalflowandhorizontalflowwerediscussedandthetreatmenteffectofconstructedwetlandsystemswithdifferentwaterlevel，concentrationofpollutantsandinfluentloadwereresearchedresidencetimedistributionswereresearchedbypulsetracermethodtoanalys

4、isthecharacteristicsofflowregimesthroughusingtheparametersofnormaldistributionfittedbyresidencetimedistrlbutionfunctionAndthemainconclusionsare；(I)TheCODremovalefficiencyofslaghorizontalflowconstructedwetlandishigherthanzeolitehorizontalflowconstructedwetland，andth

5、eremovalrateofslagverticalflowconstructedwetlandisabout88％whichishigherthan77％ofzeoliteverticalflowconstructedwetland；theCODremovalcapacityofhorizontalflowconstructedwetlandisalittlehi曲erthanverticalflowonewithsamepaddingSoCODremovalrateisinfluencedbypaddingbuthasl

6、ittlerelationshipwithcurrentformtotalphosphorus(TP)removalrateofzeoliteconstructedwetlandcanreachto75％andofslagconstructedwetlandmaintainsbelow70％：likewisetheTPremovalrateofhorizontalflowconstructedwetlandishigher．Theremovalratesofammonianitrogen(AN)inditierentcurr

7、entfolinsareclose；buttheANremovalrateofzeoliteconstructedwetlandisabout20％higherthanslagconstructedwetlandAstotheremovalrateofnitrate，thereactorflowpatternisthemaininfluencingfactorsnitrateremovalrateofhorizontalflowconstructedwetlandisabout85％whileit'sjust30％ofver

8、ticalflowconstructedwetlandItisnotobviousoftheinfluenceofdifferentpaddingtonitrateremovalrate(2)TheincreaseofinfluentconcentrationofCOD，phosphoru