复合垂直流人工湿地对低浓度养殖废水循环净化功能研究岳春雷

岳春雷1,常　杰2,葛　滢2,朱荫湄1(1.,　310029;　2.,　310029)　:.,.、、;,,,,.:环境工程学;人工湿地;养鱼废水;净化效果;生态效益:X703.1　　:A　　:1001-7119(2004)01-0015-03StudiesonCirculatingPurificationofLowStrengthFisheryWastewaterwithCompoundVertical-FlowConstructedWetlandYUEChun-lei1,CHANGJie2,GEYing2,ZHUYin-mei1(1.EnvironmentalEngineeringDepartmentofEnvironmentandResourceCollege,ZhejiangUniversity,Hangzhou310029,China;2.CollegeoflifeScience,ZhejiangUniversity,Hangzhou310029,China)Abstract:Constructedwetlandhasbeenwidelyappliedintreatingavarietyofwastewater.ThefisherywastewaterinHangzhouBotanyGardenwaspurifiedincirculationbythecompoundvertical-flowconstructedwetland,anditstreatmentefficiencywasan-alyzed.Mostindexesofoutflowwater,suchasnitrate-N,totalphosphorusandchemicaloxygendemand,metthestandardoffirstgradesurfacewater.Afterconstructed,thewetlandcouldmakewaterqualityinthefishchamberbetterwithoutapplyingunder-groundwater.Thisprojectcouldbringsignificanteconomicandecologicalbenefits.Keywords:environmentalengineering;constructedwetland;fisherywastewater;treatmentefficiency;ecologicalbenefit　　(Constructedwetland)2070.,.,、、、,[1～3].、,[4]...,,.,...().　第20卷第1期2004年1月　　　　科技通报BULLETINOFSCIENCEANDTECHNOLOGYVol.20　No.1　Jan.2004:2002-10-24:(302008):,,1969,,..DOI:10.13774/j.cnki.kjtb.2004.01.004,.1　材料与方法1.1　,20015～8,.600m2,,.1.,..0～5mm,40cm;40～70mm,10cm.(Cannaindica)、(Tradescantiavirginiana)(LoliumperenneL.);(Cannaindica)、(Juncuseffusus)、(Typhaorientalis).,.,,,,,,.,.1　Fig.1　Diagramofcompoundvertical-flowconstructedwetland1.2　,31,1h,8,160m3,270mm,15h.1.3　20011220029,、,.(NH4-N)、(NO3-N)、(K-N)、(TP)、(CODMn)、(BOD5)、(DO)、(TURB)、pH.TP[5];NO3-N;NH4-N;CODKMnO4;BOD;TURB;DOpH[6].2　结果与讨论2.1　1.NO3-N、TP、,12NO3-N;K-N7,7K-N,;BOD512,(3mg/L).12,12.,.,,,、.12,NO3-N.,.,[7].,.10～30℃,[8].12,,,NO3-N,.P,P[9].,,.TP.,P　16　　　科　技　通　报第20卷P.1　Table1　QualityofoutflowwateroftheconstructedwetlandNO3-N/(mg/L)KN/(mg/L)TP/(mg/L)CODMn/(mg/L)BOD/(mg/L)DO/(mg/L)TURB/NTUpH2001-121.53340.20590.06401.49394.7009.434.57.802002-020.66790.50480.00601.40991.05011.305.57.502002-050.85370.75570.01111.82741.35511.301.07.422002-070.81270.12450.01790.50140.9106.702.57.342002-091.32810.13390.01330.61321.1606.774.07.412.2　观鱼池水与南塘水水质比较,,..2,,.7,NO3-N、KN、TP、COD、BOD1.7、3.2、3.2、2.4、1.6、5.8,.2　Table2　ComparisonofwaterqualitybetweenFishChamberandSouthPoolNO3-N/(mg/L)KN/(mg/L)TP/(mg/L)CODMn/(mg/L)BOD/(mg/L)DO/(mg/L)TURB/NTUpH　2001-121.04761.93730.08862.19574.809.10247.57.901.06772.01590.14106.07235.9011.302108.302002-020.68120.64450.01882.48575.1111.80177.000.91550.94050.01994.22554.479.20157.502002-050.88990.89730.01553.09704.4011.8087.171.24091.14200.21603.37914.9111.30117.072002-070.98660.18970.03771.16004.5110.70237.601.72310.61620.01192.77107.2010.2047.022002-090.96460.18820.01661.41114.5711.12387.571.04280.44900.01542.34853.0811.24307.432.3　,33540t,9223kW/h;35779.,;2426kW/h.10,20,5000.14755.,.,,.,,,40～50,.,.:[1]　ReedSC,BrownDS.Constructedwetlanddesignofthefirstgener-ation[J].WatRes,1992,64:776-781.[2]　AndrewPK.Naturaltreatmentsystems[J].WatEnvRes,1994,66:357-361.[3]　BrixH,SchierupHH.Theuseofaquaticmacrophytesinpollutioncontrol[J].Ambio,1989,18:100-107.[4]　HaberlR.Constructedwetlands:achancetosolvewastewaterprob-lemsindevelopingcountries[J].WatSciTech,1999,40(3):11-17.[5]　,.[J].,1987,8(1):81-84.[6]　.[M].:,1989.[7]　BakerLA.Designconsiderationsandapplicationsforwetlandtreat-mentofhigh-nitratewaters[J].WatSciTech,1998,38(1):389-395.[8]　,　,,.[J].,1999,12(1):19-21.[9]　RobertWN,WilliamJM.Phosphorusremovalincreatedwetlandpondsreceivingriveroverflow[J].EcologicalEngineering,2000,14:107-126.　第1期岳春雷等.复合垂直流人工湿地对低浓度养殖废水循环净化功能研究17