垂直流人工湿地处理农村分散生活污水的应用与工程设计刘建

。“”80%、。。200749173.7%GDP2864811.6%GDP5.83.1[1]。、。[2]、25.1%60%。。11.1、、、。1。。。2。、、、、。。3。210098。40.08h0.042m3·m-2·h-1COD、TN、TPNH3-N60、20、1、15mg·L-1GB18918－2002。X799.3B1000-3770(2011)06-[e-mail][e-mail]37620116TECHNOLOGYOFWATERTREATMENTVol.37No.6Jun.,2011132DOI:10.16796/j.cnki.1000-3770.2011.06.035。。。1.2。。[3]“”“”、。、、。2。、-[4]、、。2.1503～54100L·d-120m3·d-124m3·d-1。。3[5-7]、BOD5。24m240.08h[8]40%～80%。。0.084m3·m-2·h-1SS、0.042m3·m-2·h-1。、。。2.2。1。GB18918－20021。2.32.3.1。、、。。900.2m1Tab.1ThewaterqualityofthewetlandCOD/mg·L-1ρ(TN)/mg·L-1ρ(TP)/mg·L-1ρ(NH3-N)/mg·L-190～11050～6020～3015～201～30.5～110～255～8
 1Fig.1Wetlandflowchart133UPVCФ50mm45mm。、。2.3.2。、。、3。0.1m4～8mm3～55。。。2.3.3。。。9～12·m-26～8·m-2。33.1。。。60d5。0～5cm。。3.2532。2COD、TN、TPNH3-NGB18918－2002。4。COD、TN、TP、NH3-N60、20、1、15mg·L-1GB18918－2002。。[1],,,.[R].2008.[2].“”“”[M].:,2000.[3],,,.[J].,2009,25(4):78-82．7CODρ(TN)ρ(TP)ρ(NH3-N)98292.82358180.67962532455140.810106272.62052160.95562/mg·L-1Tab.2Theremovalofpollutantsofthewetlands376134114131STUDYONADVANCEDPRETREATMENTOFSEAWATERBYELECTROLYSISMiaoDi,YiShouzhi,LiWenjing(CollegeofMarineScienceandEngineering,TianjinUniversityofScienceandTechnology,Tianjin300457,ChinaAbstract:Theseawaterofbohaiwasadvancedpretreatedbyelectrolysisusingaself-madediaphragmelectrolyzer.Removalefficiencyandeffectfactorsofthismethodwereinvestigated,resultsshowedthatturbidity,organiccompounds,SDIandchromaofseawaterwereeffectivelydecreasedbyelectrolysis.Removalefficiencywassignificantlyaffectedbycurrentdensity,operationtimeandelectrodegap,andtheoptimumconditionswasdeterminedaselectrodegapof2cm,currentdensityof15.87mA·cm-2,operationtimeof10min.Thepurificationmechanismofelectrolysiswaspreliminarydiscussed.Keywords:seawaterelectrolysis;diaphragm;pretreatment;magnesiumhydroxide[1],,,.[J].,2001,17(8):39-47.[2],,.[J].,2002,22(12):43-46.[3].:[M].:,2001:118.[4]SamirEl-Manharawy,AzzaHafez.StudyofseawateralkalizationasapromisingROpretreatmentmethod[J].Desalination,2002,153(1/3):109-120.[5].[J].,1993,6(4):7-10.[6].[M].:,2003:75.DESIGNFORRUBBERPROMOTERWASTEWATERTREATMENTBYTHEPROCESSOFPHYSICAL－CHEMICALPROCESSES,HYDROLYZEACIDIFICATIONANDIMPROVEDSBRShiPenghui1,2,DianPingge2,LiDengxin1（1.CollegeofEnvironmentScienceandEngineering,DonghuaUniversity,Shanghai201620,China;2.HenanUniversityofUrbanConstruction,Pingdingshan467044,China）Abstract:Theprocessofphysical-chemicalprocesses,hydrolyzeacidificationandimprovedSBRisadoptedtotreattherubberpromotewastewater.Thedesignofprocessingcapacityis1000m3·d-1,Meanwhile,thearticleintroducesthemaincharacteristicsoftheprocess.Theoperatingresultsshowthattheeffluentwaterqualitycanmeetgradetwoofpharmaceuticalindustryofthenationalintegratedwastewaterdischargestandard(GB8978－1996).Keywords：rubberpromoterwastewater;hydrolyzeacidification;improvedSBR[4],.[J].,2003,19(10):28-31.[5].[M].:,2007.[6],.[J].,1993,14(2):39-43.[7],,,.[J].:,2003,36(1):12-16.[8],,,.[J].:,2003,33(3):359-362.APPLICATIONANDDESIGNOFVERTICALCONSTRUCTEDWETLANDTOTREATDISTRIBUTEDRURALDOMESTICSEWAGELiuJian,HuXiao,LiYi（KeyLaboratoryofIntegratedRegulationandResourceDevelopmentofShallowLakesofMOE,SchooloftheEnvironment,HohaiUniversity,Nanjing210098,China）Abstract:Thecharacteristicsofdistributedruraldomesticsewageanditstreatmentmethodsweresummarized.Consideringthefactofthisproject,thegeneraldesignofverticalconstructedwetlandandcharacteristicsofdesignwereintroduced.Themattersneedingattentionincommissioningofverticalconstructedwetlandsystemwerealsoproposed.Operatingat40.08hhydraulicretentiontimeandalowerhydraulicloadingrateof0.042m3·m-2·h-1,theresultsshowedthattheaverageremovalefficienciesofCOD、TN、TPandNH3-Nareeffective.TheaverageconcentrationsofCOD、TN、TPandNH3-Nineffluentwerebelow60mg·L-1、20mg·L-1、1mg·L-1and15mg·L-1,respectively.Theeffluentindexescanreachthefirstlevelcriteriaspecifiedindischargestandardofpollutantsformunicipalwastewatertreatmentplant(GB18918－2002).Keywords：verticalconstructedwetland;ruraldomesticsewage;wastewatertreatment;projectdesign!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!135