湖泊岸区生活污水生态湿地处理系统研究

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,,,(,215021):,、、,。,、、,,GB18918—2002《》A。,700kW·h,、;、,。:;;:X5:B:1674-4829(2010)05-0036-030,,,。,,1%[1]。,,,,;,。,,、、、、,[2]。,、,,,。1120,,9,。GB18918—2002《》A,、:2010-07-02:(09C26213200844)、2009.:(1967-),,,,:、、.StudyonTreatmentofRiparianDomesticWastewaterbyConstructedWetlandDUJian-qiang,HUANGGuo-dong,ZHANGYing,ZHANGCan-juanAbstract:TheadvancedconstructedwetlandisappliedondomesticwastewaterattheLotusIslandoftheYangchengLakeinSuzhou.Thetechnologicalcharacteristics,designparameters,socialandenvironmentalbenefitsofthisintegratedsubsurfaceconstructedwetlandareanalyzed.Allkindsofpollutantsindomesticwastewaterareremovedbyplant,microbeandsubstrateoftheadvancedconstructedwetlandandwaterqualityofeffluentisimprovedtomeetGB18918—2002standardAofthefirstclassinDischargestandardofpollutantsformunicipalwastewatertreatmentplant.Resultsshowthattheadvancedconstructedwetlandhasgoodtreatmentefficiency.Ithastheadvantagesoflowenergyconsumptionof700kW·hperyearanddistinguishedenvironmentalbenefits.Itisagoodexampleforecologicalcivilizationandsustainabledevelopment.Keywords:Advancedconstructedwetland;Low-energy;Sustainabledevelopment235201010EnvironmentalScienceandTechnologyVol.23No.5Oct.20102351、mg·L-1pH6~96~9333≤50200≤1050≤550≤150.9≤0.5ρ(CODCr)ρ(BOD5)ρ(NH3-N)ρ(TN)ρ(TP)/mm1009080706050403020100/%0.020.060.20.62620602,50m3/d。、1。2,、,。、。2.11。,,,。、,,2h1,5m3。,BOD5(NH3-N),;(P)。,,。、、,、、[3]。,,。2.2、、,:(1),,,,(DO)。,,,,(H2S)。,,NH3-N。(2),,,,。,,,,。(CO2),CO2,,,[4]。,,,,,。(3),,。,。,,,。,、。(4),,。CODCr,SS,(TP),(TN),,,[5]。,GB18918—2002《》A。33.12。。、、、、/137201010PE45PE3。;;。,,、、[6-7],,,。(Grant),6.4×10-4m/s,1.4×10-4~7.0×10-4m/s[8],。,。3.2,25m。1mmPE,(HDPE)、(3)。20cm,,10cm,,50cmVF100,4。、,,。,DN160mmPE,DN75mmPE,1m,8mm,。,0.017m3/s。3.3,(6m),100m2,5。1mmPE,HDPE,。,,。3.4400m2。10cm。、、,,,,。4(1),,。1/6,2~3kW·h。15,0.3/t,0.7/t。,,。(2),CODCr:5200kg,TN:640kg,TP:7kg。1000m2CO21400kg。,;,,,,。(3),,,。,,。(4),、,(41)38235,。,,,,[9]、、“”。5,、。,、。,、。[][1],.[M].:,2001:263-291.[2]INTERNATIONALWA.Constructedwetlandsforpollutioncontrol,processes,design,andoperation[M].London:IWAPublishing,2000:198-211.[3],,.[J].,2005,26(4):83-86.[4],,.[J].,2008,28(1):85-87.[5],,,.[J].,2005,26(1):47-50.[6],,.[J].,2009(14):253-258.[7],,,.[J].,2006,19(5):46-48.[8].[M].:,2006,15-16.[9],,,.[J].,2006,23(2):7-10.()(38)PIDPID--3#,。3.2PID,[5]。,、。PID,。3。PID、、,::u(t);e(t),;kpTi,Td、、。S7-300PLCSFB41“CONT_C”,FC1051IN,LO_LIMHI_LIM,。MATLAB,kp=18.4,Ti=0,Td=13.2,kp=55.4,Ti=0.7,Td=0,。,,PID,[6]。4、,“EIC”,PLC,,,,,,。,60%,,。[][1].PLC[J].(),2008,10(1):69-72.[2],,,.[J].,2009,22(S1):87-89.[3].[J].,2001,2(5):32-36.[4].PLC[J].,2007(5):391.[5],,.PLC[J].,2006(7):1-2,29.[6].[M].:,2007.()3!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!41

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