表面流人工湿地污水处理技术应用探讨

18420108()JournalofAnhuiInstituteofArchitecture&IndustryVol.18No.4Aug.2010:2010-05-17:(2010):(1980-),,,:(,230601):,,,,,,,:;;;:X703:A:1006-4540(2010)04-051-05DiscussionofapplicationonsurfaceflowconstructedwetlandsforsewagetreatmentWANGJian(CollegeofEnvironmentandEnergyEngineering,AnhuiUniversityofArchitecture,Hefei230601,China)Abstract:Surfaceflowconstructedwetlandsisbeingdevelopedsewagetreatment,thiswastewatertreatmenttechnologyoperateseasily,hassomeadvantagesinmaintenanceandoperationcost,isap-pliedtosmalltownssewagetreatmen,hasextremelywideapplicationprospect.Thispapersummarilyintoducedrelatedconceptsandconstructionmethodsofthesurfaceflowconstructedwetlands,dis-cussedtheremovalmechanismoftheorganicmatter,suspendedsolids,nitrogenandphosphorus,an-alyzedsomedesigncruxessuchashydraulicresidencetime,wetlandsarea,aspectratio,depth,plantselectionandinlet-outletcontrol,etc.Keywords:surfaceflowconstructedsetlands;sewagetreatmen;removalmechanism;design0,197156:,,,6m[1],,,,[2],(),,,1111,,,,(HDPE),,,,[3]112:1,;o,;?;?;?()[4],,,,,113SS:1(1/10~1/2);o;?;?;?,:1;o;?;?;?;?,2~322111903,Earby19921953,SeidelKichuth,,(),2060~70,,Kichuth,,,,,,[1]1967Lelystad,1ha,014m,400,[1]2070,,40kmVermont-ville,,,,Vermontville))),,,,52()182090,,HuneaultMonumentChun-chuala,4374m21800m25900m2,200,[5]212/01989~199050t/d,2ha30,,,1400m2,2003,8km,30000m3/d,,,,3,,,,,,311,,,,,:CH2O+O2=CO2+H2O312,,,,,10mg/L,,313,(1):,,,,,,,,::NH+4+2O2yNO-3+H2O+2H+(1):6NO-3+5CH3OHy5CO2+3N2+6OH-+7H2O(2)(2):,PH:NH3+H2OyzNH+4+OH-(3)PH913,;913,PH813,10%;PH7131%(3):,534:,,(4):,,,,,314,,ATPDNARNA,,CaFe,315;;[5]4411,,:t=V/Q,,t(d),V(m3),Q(m3#d-1),,,4~8d[6]4121)A=Q/q,,Q,q(m3#m-2#d-1),01015~0105,,,,,2),K)C,:lnCo-C*Ci-C*=-Kq=-K#AQ(4),CO,mg/L;Ci,mg/L;C*,mg/L;K,m/d;A:A=QK@lnCi-C*Co-C*(5)413,,,,,,3B1414,,,,,,,,10~60cm415,,,,54()18,60~70cm,,[1]416,,015m,,,,5,,,,,,,,,,1,.[M].:,200611.2,.[J].,2009,(08):618.3,.[J].,2006,18(3):44-48.4,,,.[J].,1999,32(6):88-92.5,,.[J].,2003,(12):105-106.6,,.[J].,2004,15(7):1289-1293.7,.)))[J].,1993,14(2):39-43.8RichardsonCJ,QianSS.Long-termphosphorusas-similativecapacityinfreshwaterwetlands:anewpara-dirnforsustainingecosystemstructureandfunction[J].EnvironSciandTech,1999,33(10):1545-1551.9HUNTPG,STONEKC,HUMENIKFJ.In-streamwetlandmitigationofnitrogencontaminationinaUSACoastalPlainstream[J]JEnvironQuality,1999,28(1):249-256.10DECEBALLOSBSO,OLIVEIRAH,MEIRACMBS,etal.Riverwaterqualityimprovementbynaturalandconstructedwetlandsystemsinthetropicalsemi-aridregionofNorhteasternBrazil[J].WatSciTech,2001,44(11-12):599-605.11BRASKERUDBC.Factorsaffectingphosphorusre-tentioninsmallconstructedwetlandstreatingagricu-lturalnon-pointsourcepollution[J].EcolEng,2002,19:41-61.12,,.[J].,2003,(26):87-90.13.[J].,2007,(4):115-119.14.[J].,2008,(17):40-40,89.15.[J].,2008,(12):51-54.554: