AO及人工湿地耦合工艺处理县城生活污水

A/O110031A/O、。A/O、《》B。A/OAbstractItisnotenoughtotreatdomesticsewageusingeitheroneofA/OandsubsurfaceflowconstructedwetlandSFCWforhighercostorlowerremovalratesrespectively.CombinedwithChangtuSewageTreatmentPlantexampleinLiaoningprovincethedesignandoperationofsewagetreatmentsystemusingA/OaspretreatmentandSFCWasmainprocessareintroduced.Theeffluentqualitycanmeettherequirementofthefirstclassin“DischargeStandardofPollutantsforMunicipalWastewaterTreatmentPlant”GB18918-2002.Theprocessprovidesatechnologicalreferencemodeforcountysewagetreatment.KeywordsconstructedwetlanddomesticsewageA/OX703A1674-1021201209-0054-022012－08－172012-09-04。1978。2010BAC68B02。1CODBOD5SSNH3-NTNTP220~340100~180150~20025~3535~503~4≤60≤20≤20≤815*≤20≤1*＞12℃≤12℃。1《》DB21/1627-20082008《》GB18918B。A/O1、2-4“、”A/O。20000m3/d。22.120000m3/d1.21000m3/h。2.2、1。3“、”。A/O1。1A/O54A/O、、。、A/O。A/OA/O。2A/O。44.1A/O、SSA/O。2。A/O2~4mg/LCOD100mg/LA/O2mg/LCOD150mg/L。A/O2。A/O、2500830m34h。A/O。4.2。、、。3.8m220。。1。、150100mg/L。0.6m3/m2·d。2。、。。。。。。、。。2。。。。。。3。。、。52《》GB8918-2002B2。COD1200t。61A/O《》GB18918-2002B。82CODNH3-NTNTP190~36015~3231~502.6~4.224~421.8~4.98.4~14.20.5~0.8mg/L755515.5m3/d。2。1.A/OpHDOJ.200725431-33.2PETEMUOALEKSANDRADHESSIONCW.FlowpatternsofdairywastewaterconstructedwetlandsinacoldclimateJ.WaterResearch200640173209-3218.3BrijG.Naturalandconstructedwetlandforwastewatertreat-mentpotentialsandproblemsJ.WaterScienceandTechnology199940327-35.4PlatzerCMauchK.Soilclogginginverticalflowreedbeds-mechanismsparametersconsequencesandsolutionsJ.WaterScienceandTechnology1997355175-181.554-34-44-54-64-74-84-94-104-11。3.33.3.14。、1。。0。3.3.21134。41。2。3、、。4。5“”。6。7。1.GB/T15190-94S.1994.2.GB22337-2008S.2008.3.GB/T50280-98S.1998.4.GB/J137-90S.1990.75