A2O和无阀滤池工艺处理城市小区污水并回用户朝帅

A2/O户朝帅,胡开林,王瑞波,黄秋香,张丽红(昆明理工大学环境科学与工程学院,云南昆明650093):采用A2/O和无阀滤池组合工艺处理昆明船舶公司生活区的污水,介绍了该工艺的特点和设计参数运行结果表明,该工艺投资费用较小,运行成本低(1.1元/m3),出水水质达到了5城市污水再生利用城市杂用水水质6(GB/T18920)2002)的要求,可全部回用作该小区的绿化用水;系统的干污泥作为农田有机肥外运,实现了污泥资源化再利用的目的实践证明,该工艺具有较强的实用性,为城市小区生活污水的再生回用提供了一种新的处理模式:生活污水;污水再生回用;A2/O;无阀滤池:X703.1:C:1000-4602(2008)08-0070-03ApplicationofCombinedProcessofA2/OandValvelessFiltertoTreatmentofSewagefromUrbanResidentialAreaHUChao-shua,iHUKa-ilin,WANGRu-ibo,HUANGQiu-xiang,ZHANGL-ihong(FacultyofEnvironmentalScienceandEngineering,KunmingUniversityofScienceandTechnology,Kunming650093,China)Abstract:ThecombinedprocessofA2/OandvalvelessfilterwasusedtotreatsewagefromthelivingquartersofKunmingShippingCompany.Thecharacteristicsanddesignparametersofthisprocesswereintroduced.Theoperationresultsshowthattheprocesshaslessinvestmentandlowoperationcost(1.1yuan/m3).Theeffluen,twhosequalitycanmeettherequirementsofReuseofUrbanRecyclingWa-ter)WaterQualityStandardforUrbanMiscellaneousWaterConsumption(GB/T18920-2002),canbereusedforgreeningofthisresidentialarea.Thedriedsludgefromthesystem,usedasorganicmanureonarablelandistransportedou,ttheaimofresourcereuseisachieved.Thepracticeindicatesthattheprocesshashigherpracticabilityandprovidesanewmethodforreclamationandreuseofdomesticsewagefromurbanresidentialareas.Keywords:domesticsewage;reclamationandreuseofsewage;A2/O;valvelessfilter,70hm2,2,,:yyyyyyy,,,,200610,A2/O,[56(GB/T18920)2002)]1污水水质,3000#70#第24卷第8期2008年4月中国给水排水CHINAWATER&WASTEWATERVo.l24No.8Apr.2008m3/d,11Tab.1DesignqualityofinfluentandeffluentCOD/(mg#L-1)BOD5/(mg#L-1)SS/(mg#L-1)NH+4-N/(mg#L-1)/NTU250~550100~25020~15030~85120~300[50[10[10[15[102处理工艺2111,,,,1Fig.1Flowchartofwastewatertreatmentprocess212¹,,0.7m@2.2m,1.0m,1,40mm10mm,º,10.8m@9.6m,4.5m,435.5m3,HRT3.5h,»10.8m@9.6m,4.5m,435.5m3,HRT3.5h,3(21),90m3/h,200kPa,15kW¼12,,10m@6.6m,7.5m,475.2m3,HRT3.8h,1.1m504,ª215mm,25%2(11),1224m3/h,0.07MPa,37kW,10.2B1½,12,,4.25m@7.50m,5.20m,156.2m3,HRT1.3h100mm1mPVC,60b,26.25m2¾,,12,,3.75m@7.50m,21.20m2,4m,0.3m¿1,4,116.6m3,7m@4.5m,4m2,ClO2,ClO21,1000g/hÀ1,,15m@11m,1.1m,125.5m3,213¹,,,4%,,º,25%,,»,,,¼,,#71#户朝帅,等:A2/O和无阀滤池工艺处理城市小区污水并回用第24卷第8期ClO23处理效果及运行成本311200612,2006126)2007317,,1,,22Tab.2MonitoringresultsCOD/(mg#L-1)BOD5/(mg#L-1)SS/(mg#L-1)NH+4-N/(mg#L-1)/NTU2006-12-1350595130393832615182292006-12-204401262012441247430233392007-01-05528115108301287635272222007-01-17547861922426105827294102007-03-17330741641120684410129102007-05-1151247781052631224862007-05-182854596554632613342007-10-24478471588304681429462007-10-315173817561051062919682007-11-0742346178850673121306,,,,,,(SS[10mg/L,COD[50mg/L,BOD5[10mg/L,NH+4-N[15mg/L[10NTU),56(GB/T18920)2002),312450(),10,1232.8/d,1644kW#h/d,1.0/(kW#h),1644/d,120/d,300/d(4),1.1/m34讨论及建议,,,,¹,,,5cm,,º(PN=0.07MPa),,»30%,,,,,¼,,,5结论A2/O,,,450,1.1/m3,,:[1],,,.[J].,2007,23(6):38-40.[2],.[J].,2007,25(1):31-32.[3].)[J].,2002,24(4):93-95.[4],,,.[J].,2007,25(3):24-26.:13759124018E-mail:[e-mail]:2007-11-26#72#第24卷第8期中国给水排水