复合垂直流人工湿地除磷正交试验研究王全金

:,,1956,,,。＊“”(No.2008BAD96B04);(No.2007GZC0843);([2007]193)。复合垂直流人工湿地除磷正交试验研究＊王全金1　李忠卫2　李　芳1　李　丽1(1.,　330013;2.,　330002)　　　、、pH、CODTP,,。SPSS13.0,。,、、pH、COD,TP,CODTP。TP:pHCOD。:COD225mg/L,pH8,1100mm,181.25L/(m2·d)。　　　　　　　Orthogonaltestonphosphorusremovalinintegratedverticalflowconstructedwetland　WANGQuanjin1,LIZhong-wei2,LIFang1,LILi1.(1.SchoolofCivilEngineeringandArchitecture,EastChinaJiaotongUniversity,Nan-changJiangxi330013;2.ChinaNerinEngineeringCo.,Ltd.,NanchangJiangxi330002)Abstract:　Theintegratedverticalflowconstructedwetlandplantedwithcannaandcyperuswasbuilttodeter-minetheeffectsofflow,hydraulicloading,pH,CODonphosphorusremoval.Inordertoinvestigatetherelativesen-sitivitiesoftheinfluencingfactorsandoptimizedconditions,orthogonaltestweredesigned,andSPSS13.0softwarewasemployedtovarianceanalyzethedataoforthogonaltest.Theresultsshowthatthephosphorusremovalefficiencyofintegratedverticalflowconstructedwetlandaffectedbyflow,hydraulicloading,pH,COD,andthedegreeofthesefactorsfollowedthesequenceofflowhydraulicloadingpHCOD.Theoptimumconditionsforphosphorusre-movalwasCODof225mg/L,pHof8,flowof1100mm,hydraulicloadof181.25L/(m2·d).Keywords:　verticalflowconstructedwetland;phosphorusremoval;orthogonaltest;canna;cyperus　　,,,[1-4]。、、pH、、[5-8]。,,,,。、、。,,。,,、、pH、COD,SPSS13.0,,。1　1.1正交试验设计,、、CODpH[9,10],4。3,L9(34),1。1　Table1　ThedesignoforthogonaltestCOD/(mg·L-1)pH1)/mm/(L·m-2·d-1)11706550181.2522257850241.50345081100362.50　　:1)。1.2　试验装置。1。UPVC,2.0m×1.8m×·1·　DOI:10.15985/j.cnki.1001-3865.2010.06.0131.0m,、0.9m×0.9m。,。3～5mm,。2,1#、2#。1　Fig.1　Integratedverticalflowconstructedwetlandconstitutionschematic1.3　试验水质及检测方法,、、,TP4mg/L,COD、pH1。　　,COD,TP—,pH。　　3,、。,,3h3h。4h,,3,。2　2.1　正交试验结果分析2.1.1　TP。2。2,:COD225mg/L,pH8,1100mm,181.25L/(m2·d)。2.1.2　3。　　,,,[11]。3,1#、2#TP,COD(SS)19.25127.108,,COD,COD,。4。　　4,1#、2#,32　Table2　TheresultoforthogonaltestCODpHTP/%1#2#1111344.7642.682122276.6275.573133192.7492.374212181.4381.365223386.1185.676231257.1456.237313286.3385.828321158.6457.639332376.1674.96K171.3770.8453.5177.60K274.8973.7978.0773.36K373.7175.3588.3969.01R3.524.5134.888.59k170.2169.9552.1877.12k274.4272.9677.3072.54k372.8074.5287.9567.77r4.214.5735.779.353　Table3　ThevarianceanalysisCODpH1#SS19.25131.4361926.215110.7742#SS27.10832.3182024.143131.152·2·　　32　6　201064　Table4　ThevarianceanalysisofstatisticsdatapHSS31.4361926.215110.774(df)2221#(MS)15.718963.10855.387(F)1.633100.0605.754(Sig.)0.3800.0100.148SS32.3182024.143131.152df2222#MS16.1591012.07165.576F1.19274.6684.838Sig.0.4560.0130.171TP,0.010、0.013;,0.148、0.171;pH,0.380、0.456。34,TP:pHCOD。2.2　各因素对除磷效果的影响分析2.2.1　DRIZO[12],:、、。,,[13],,,。,,。2,550、850、1100mm,1#TP44.76%～58.64%、76.16%～81.43%、86.11%～92.74%,2#TP42.68%～57.63%、74.96%～81.36%、85.67%～92.37%。550mm850mm,TP,850mm1100mm,TP。2.2.2　2,COD170mg/L、pH8、1100mm、181.25L/(m2·d),1#、2#TP92.74%92.37%,。1100mm,241.50L/(m2·d)362.50L/(m2·d),TP,85%～87%。,TP,、。2.2.3　pH,,,,[14]。2,1100mm,TP85%;pH8、1100mm,1#、2#TP92%,。2.2.4　COD,、,。COD,,,。,Fe3+Fe2+,,[15]。,COD,COD。3　　、、pH、COD,TP,CODTP。TP:pHCOD。:COD225mg/L,pH8,1100mm,181.25L/(m2·d)。:[1]　,,,.3[J].,2007,28(8):1675-1680.[2]　BRASKERUDBC,TONDERSKIKS,WEDDINGB,etal.Canconstructedwetlandsreducethediffusephosphorusloadstoeutrophicwaterincoldtemperateregions[J].Environ.Qual.,2005,34(6):2145-2155.[3]　,,.[J].,2003,22(2):74-78.[4]　DIERBERGFE,DEBUSKTA,JACKSONSD,etal.Sub-mergedaquaticvegetation-basedtreatmentwetlandsforremo-vingphosphorusfromagriculturalrunoff:responsetohydraulicandnutrientloading[J].WaterResearch,2002,36(6):1409-1422.[5]　ARIASCA,BRIXH.Phosphorusremovalinconstructedwet-lands:cansuitablealternativemediabeidentified?[J].WaterScience&Technology,2005,51(9):267-273.[6]　,,,.[J].,2006,32(11):28-30.[7]　,.[J].,2005,21(1):1-4.(下转第26页)·3·　TVOC·OH(300.37±120.78)、(138.09±25.30)s-1。·OH,70%。C2～C5,,。(4)VOCsR20.73、0.65,VOCs,VOCs。(5)VOCs30,、1-、-2-、1-、1,2,3-、1,3,5-,,VOCs。:[1]　WILLIAMPL.Developmentofozonereactivityscalesforvol-atileorganiccompounds[J].JournaloftheAirandWasteManagementAssociation,1994,44:881-899.[2]　BARBARAB,SIMONEMF,SHERWOODR,etal.Volatileorganiccompoundsin43Chinesecities[J].AtmosphericEnvi-ronment,2005,39(32):5979-5990.[3]　WANGP,ZHAOW.Assessmentofambientvolatileorganiccompounds(VOCs)nearmajorroadsinurbanNanjing,China[J].AtmosphericResearch,2008,89(3):289-297.[4]　CHIANGHL,HWUCS,CHENSY,etal.Emissionfactorsandcharacteristicsofcriteriapollutantsandvolatileorganiccompounds(VOCs)inafreewaytunnelstudy[J].ScienceoftheTotalEnvironment,2007,381(1/2/3):200-211.[5]　,,,.[J].,2003,23(2):127-130.[6]　,,.[J].,2000,13(4):22-25.[7]　,,.VOCs[J].,2005,25(7):879-885.[8]　KWANGSAMN,YONGPK,MOONKC,etal.ChemicalcompositionofmajorVOCemissionsourcesintheSeoulat-mosphere[J].Chemosphere,2004,55(4):585-594.[9]　HSUYC,TSAIJH,CHENHW,etal.Tunnelstudyofon-roadvehicleemissionsandthephotochemicalpotentialinTai-wan[J].Chemosphere,2001,42(3):227-234.[10]　JOHANNESS,KURTS,TONIB,etal.Emissionfactorsfromroadtrafficfromatunnelstudy(Gubristtunnel,Switz-erland).PartⅠ:conceptandfirstresults[J].TheScienceoftheTotalEnvironment,1995,169(1/2/3):141-147.