高效复合垂直流人工湿地系统处理效果与污水回用工程雷志洪

　高效复合垂直流人工湿地系统处理效果与污水回用工程雷志洪　戴知广　陈志诚　彭立新　李尚志　蔡仲文　叶菊添　　　建立了具有独特结构的高效复合垂直流人工湿地系统,进行了一系列的小试和中试试验,主要污染物的去除率均在80%以上,利用这项技术在深圳市洪湖公园建设了污水回用工程,已经成功地运行了两年半。　人工湿地系统　污水回用　应用工程　　1996319998,“、”,、6。、,、。,。20008,。,1997511,,,,。199928,“”,,。,。1　1.1　,,,,,。1.2　,1。1　1.3　,,,/,,,,,,(2)。2　1.4　2、3,12m3、12m3、(5)、、,5,,10,1m2,1m,。,3、3(9m3)、13m3、14m3、(1)、、、。1222　　　　Vol.28　No.9　2002DOI:10.13789/j.cnki.wwe1964.2002.09.008,162m2,。1.5　1.5.1　,,43.6%55.4%。1。1　/mm/%/mm/%100　100.00100　100.0060100.0060100.0030100.0030100.0020100.0020100.0011100.0011100.00899.62899.78699.62699.78496.10494.41284.66281.40166.45166.260.6348.990.6350.750.222.940.222.830.12517.290.12514.990.06313.990.06311.460.028.460.026.610.0067.720.0065.800.0026.140.0025.190.0010.0011.5.2　,,,,。,。12h,36h,24h。1.5.3　1999411999720,。,0.503m3/(m2·d),2。2　SSCODMnBODTNTPNH3-N/mg/L10　12.7　14.194.850.3782.16/g/(m2·d)5.026.387.142.440.191.09　:81×2m2;6h。2　19971019997,15,。,CODMn,BOD,TN,TPNH3-N,,3。3　(1999616)pHSS/mg/LCODMn/mg/LBOD/mg/LTN/mg/LTP/mg/L7.7333　15.7611.937.670.7006.744.03.261.121.120.032/%87.979.390.685.495.4　　19971019982,,(6)。,,。。:,BODTP,CODMn。,。《》(GHZB1-1999),(BOD,CODMn,TNTP)V,Ⅰ、ⅡⅢ,。3　3.1　,　Vol.28　No.9　200223　　　1999“”。,27m2。。,,,。,,,。,,。,。,,,,,。4。4　(:199946)()()SS/mg/L104　22　DO/mg/L0.34.02CODMn/mg/L24.1912.68BOD/mg/L59.2512.26TN/mg/L30.06.5TP/mg/L3.8450.410NH3-N/mg/L21.623.563.2　(3)3　3500m2,,1000m3。3.3　19998,。《》(GHZB1-1999),BODⅠ,CODⅡ,TNTPⅣ。,,80%。5。5　(19991130)DO/mg/LCODMn/mg/LBOD/mg/LTP/mg/L/mg/L()0.4738.4738.653.0820.1726.826.715.470.3610.030/%82.685.886.282.64　“”,“”(300m3/d,20008)“”(5000m3/d,200110),“”,4000m3,,。;,、,,。,。、。,,、,。⊙:51800895　:[phone](O)　:2002-3-424　　　　Vol.28　No.9　2002WATER&WASTEWATERENGINEERINGVol.28No.9September2002ABSTRACTSDesignofLinping-TangxiWaterSupplyEngineeringJinGuanhua(1)………………………………………………………Abstract:TheprojectisabigwaterdivertingengineeringinZhejiangProvincewithfinalcapacityof300thousandcubicmetersperday(nearterm160thousand).Somespecialfeaturesrelatedtothewatersource,systemscheme,waterpurificationprocess,longdistancerawwaterconveyanceandautomationofthisdistrictwatersupplyprojectarepresentedinthispaper.OnGeneralProposalforDirect-DrinkingWaterSupplyinHangzhouXuYang(4)…………………………………………Abstract:Toimprovetherawwaterquality,toenhancethewaterworksbyupgradedroutineandincreasedadvancedpurificationprocesses,andtoreformtheurbandistributionnetworkwithwaterqualitymonitoringsystem,allthesearethekeyfactorstorealizedirect-drinkingwatersupplyinHangzhou.Basingonthequalityanalysisofrawwaterandtapwater,differentproposalsarecomparedinthispaper.Theresultshowsthatonthebasisofexistingrawwaterqualityandadditionaladvancedtreatmentprocessinwaterworks,thedirect-drinkingwatersupplybyrecentdistributionnetworkwillbefeasible.SustainableBiologicalNutrientRemovalProcess———BCFS®HaoXiaodietal(7)……………………………………………Abstract:TheBCFS®processisamodifiedUCTprocess,withtheemphasisondevelopingdenitrifyingphospho-rus-removingbacteria(DPB).UndertheconditionswhereinfluentCODisnotenoughforbio-Premovalorsludgeageistoolongtobiologicallyaccumulatephosphate,chemicalprecipitation(P-stripping)forphosphate-richsupernatantfromanaerobicphasecanbeintegratedwithbio-PremovaltomakeuseoftheaffinityofP-bacteriatophosphate.Underasta-bleSVI(≤120mL/g),thesystemhasanexcellenteffluent(TP≤0.2mgP/L;TN≤5mgP/L).LessassumptionofCODandO2andlessproductionofexcesssludgemaketheprocesssustainable.Inthisarticle,processinnovation,par-ticularreactor'sconstructionwithconcentricringsandprocesscontrolsystemsaredescribed.HighEfficiencyCompositeArtificialWetlandSystemwithVerticalFlowforWastewaterTreatmentandReuseLeiZhihongetal(22)………………………………………………………………………………………………………Abstract:Aseriesoflaboratoryandpilotplantexperimentswereconductedtodevelopanartificialwetlandsystemforwastewatertreatmentwithuniquestructurecalledhighefficiencycompositeartificialwetlandsystemwithverticalflow.Theobtainedremovalratiosofmostpollutantsareallhigherthan80%.ApracticalunitofthissystemconstructedintheHonghuParkinShenzhenCityforwastewaterreusehasbeenoperatedsuccessivelyfortwoandhalfyears.DiscussiononSludgeDischargeExaminationandControlofUrbanWTPWuMinetal(25)…………………………………Abstract:Activatedsludgeprocessesareadoptedinmostmunicipalwastewatertreatmentplants(MWTP)inthiscountry.Throughthesecondarytreatment,mostorganicpollutantsinrawwastewatertransferintoexcesssludge,andthesludgedischargequantity(asBOD)willbemuchhigherthanthatintheeffluent.Thesludgedischargewillmakeimpacttothereceivingenvironmentalbodywithcertainharmnessdependingontheinnocenttreatmentofthesludge.Directsludgedischargeintowaterbodyornaturalenvironmentwithoutanytreatmentwillcausemoreseriousdamagethanwastewaterdischargedoes.SosludgeinnocenttreatmenthastobeabsolutelynecessarytonormalizetheMWTPinthiscountry.StudyonTreatingOilfromRawWaterofYellowRiverandFenheRiverZhouJianjunetal(30)………………………………………………………………………………………………………Abstract:DealingwiththehigheroilcontentinrawwaterofYellowRiverDivertingProgramtoTaiyuanCity,aprocessbasedonPAC(PowderedActivatedCarbon)adsorptionprocesswasdesignedforpre-treatment.FollowingstaticPACad