递进布水缩变波形流湿地构建与降污动力学章北平

:2006-06-16.:(1954-),,;,(400045).:“”863(2003AA601110,2005AA601060).章北平1,2　章　芳2　任拥政2　刘礼祥2　海本增2(1.　,　400045;2.　,　　430074)　:,,——,COD.:COD,COD,7.33%.COD.:;　;　;　;　:X703　　:A　　:1672-7037(2006)04-0023-04　　,,,[1～3].,,、,.,,,——,COD.1　1.1　,,,,..a.:,,,.,,,.b.,,,,COD,BODNH3-N.c.,,;,-,.d.,.1.2　6～8、,[4].、、,6～8、[5].,,,,.,,,.,、、.1.3　1m,11m,4m,2m,.,.,,,234200612　　　　　　　　()J.ofHUST.(UrbanScienceEdition)Vol.23No.4Dec.2006,、.1.4　,,,,[6].,,,,.2　　2.1　,:→→→→.2.2　1　1.6,4,,11.6m,15%,23.4m,31%,36.2m,56%;49.5m,86%;4、、,50cm,70cm,90cm..2()(11m,100%).2.3　,.1.1　/mg·L-1/mg·L-1COD20.07～75.3848.37NH3-N2.74～18.308.34TN11.78～32.0918.333　3.1　,[7,8].,,,,,.[9],:dCdz=-k0·C,(1),z(m).:z=0,C=Cin;z=Z,C=Cout,(1)k0,:CC0=e-k0z.(2),k0.、、.,、、(3～5).,CiC0,,Ci/C0.2　COD:z=0,CCOD=52.27mg/L;z=11,CCOD=19.83mg/L(2),k0=-0.088.3#CODCCODCCOD0=e-0.088z.(3)COD·24·　　　　　　　　　　　　　　　　　　　　()　　　　　　　　　　　　20062.COD(F),yi=-InCCODiCCOD0,yj=-InCCODjCCOD0,y=14×∑4i=1yi,23.2　/m/%11.60.740.8717.0723.40.700.746.0036.20.610.585.3649.50.430.430.907.333　/myiyj(yi-yj)2(yi-y)21.60.300.140.02480.04063.40.360.300.00340.02036.20.490.550.00300.00019.50.840.840.00010.1190r=0.9088　　,COD,17.07%,7.33%.r=0.9088,F=9.48F0.90(1,2)=8.53,.3.2　3～5,,,COD,NH3-NTN(GB18918-2002)A.COD30mg/L,COD15.56mg/L,COD65.69%;NH3-N,NH3-N,5mg/L,NH3-N2.33mg/L,NH3-N71.11%;TN13mg/L,TN8.08mg/L,TN59.36%.[10].,,NH3-N,.,、.,,,3　COD4　NH3-N5　TN,.4　　a.COD,CCODCCOD0=e-0.088z.COD,7.33%,.b.COD.COD,NH3-NTN15.56,2.338.08mg/L,65.69%,71.11%59.36%.[1]　　,.[J].(),2003,20(4):64-67.[2]　,　,,.[J].(·25·4:　　　　),2004,21(3):40-43.[3]　,,,.[J].,2002,3(8):4-7.[4]　　,,　,.[J].,2006,28(1):81-84.[5]　　.[D].:,2004.[6]　.[D].:,2005.[7]　HammerDA,KnightRL.DesigningConstructedWetlandsforNitrogenRemoval[J].WatSciTech,1994,29(4):15-27.[8]　BathelorA,LootsP.ACriticalEvaluationofaPi-lotScaleSubsurfaceFlowWetland:10yearsAfterCommissioning[J].WatSciTech,1997,35(5):337-343.[9]　KadlecRH.TheInadequacyofFrist-orderTreat-mentWetlandModels[J].EcolEng,2000,15:105-119.[10]　.[D].:,2006.DynamicsandConstructionofContractiveWavyFlowWetlandwithStageInfluentsZHANGBei-ping1,2　ZHANGFang2　RENYong-zheng2　LIULi-xiang2　HAIBen-zeng2(1.SchoolofUrbanConstruction&Envir.Eng.,ChongqingUniv.,Chongqing400045,China;2.SchoolofEnvir.Sci.&Eng.,HUST,Wuhan430074,China)Abstract:Aimedattheshortageoftraditionalwetlandsconformation,thispaperoptimizedtheSubsurfaceFlowWetlands(SFW),advancedanewkindofwetland——WavySubsurfaceFlowConstructedWetlandswithcontractivesectionanddistributingsystembystages.ThedegradationregulationofCODandtreatmentperformancewerediscussed.TheresultsshowthatthefirstclassdynamicsmodelcandescribethedegradationregulationofCODwell.Theaverageerroris7.33%.ItisfoundthatthissystemcanimprovetheremovalefficiencyofCODandnitrogen.Keywords:constructedwetland;stageinfluents;contractivesection;wavyflow;dynamicsmodel(上接第19页)FuzzyEvaluationModelforLandfillCoverandItsApplicationLIAOLi1　CHENFei1(1.SchoolofEnvir.Sci.&Eng.,HUST,Wuhan430074,China)Abstract:Landfillshouldbefinalcoveredtoreducetheeffecttotheambiencewhenoverused.Butthereisnounanimoussystemtoevaluatelandfillfinalcoversystemtillnow.Inthispaper,landfillcoversystemisevaluatedbyusingevaluationtheoryoffuzzymath.Itnotonlyovercomestheunilateraltraitofsingleorfewguidelines,andreflectsitscharacteristicinvolvingmulti-factor,multi-variableandmulti-layer,butalsoembodimentsitsfuzziness.Theapplicationofthismethodisdemonstratedthroughanexample.Keywords:landfill;cover;fuzzymath;evaluation·26·　　　　　　　　　　　　　　　　　　　　()　　　　　　　　　　　　2006