AAO氧化沟纤维转盘滤池用于污水厂改扩建刘振

AAO/12312121．3003922．3003923．5701001．5×104m3/dAAO+++A。AAOAAO、SSTPTN。。AAOTU992．3C1000－4602201722－0067－04ApplicationofAAO-oxidationDitch/FiberTurntableFilterinＲenovationandExpansionProjectofWastewaterTreatmentPlantLIUZhen12BAOGuang-zhou3WANGSong12LIGuo-jin121．TianjinMunicipalEngineeringDesign＆ＲesearchInstituteTianjin300392China2．TianjinEnterpriseKeyLaboratoryofInfrastructureDurabilityTianjin300392China3．ChinaConstructionSixthEngineeringDivisionCorp．Ltd．＜SouthChina＞Haikou570100ChinaAbstractThedesigncapacityoftherenovationandexpansionprojectofSanyaLizhigouWastewaterTreatmentPlantwas1．5×104m3/d．Consideringthewastewatercharacteristicsthecom-binedprocessofAAO-oxidationditchsecondarysedimentationtankcoagulationsedimentationtankandfiberturntablefilterwasadopted．TheprojecteffluentwasrequiredtomeetthefirstlevelBcriteriaspeci-fiedofGB18918－2002．TheAAO-oxidationditchwasusedtogetherwiththefirst-phaseoxidationditchthesecondarysedimentationtankandfiberturntablefilterhydraulicloadwerereducedviaseveralwayssuchasincreasingthediameterofthesecondarysedimentationtankbuildingcoagulativeprecipita-tiontankandturntablefilterandimprovingtheremovaleffectsofSSandTP．Besidestheabovemeth-odscarbonsourcedosingdevicewasbuiltinordertoimprovetheTNremovaleffect．Theoperationre-sultsshowedthattheprocesswasdesignedreasonablyandtheeffluentqualitymetthedesignstandard．KeywordsrenovationandexpansionofwastewatertreatmentplantAAO-oxidationditchcoagulationsedimentationfiberturntablefilter3．0×104m3/d1．5×104m3/d2011。3．97hm22．97hm21．0hm2。AAO+《》GB18918—2002A·76·3322201711CHINAWATEＲ＆WASTEWATEＲVol．33No．22Nov．2017。“”、“”、“”“”201612。“”“”。。11.13．0×104m3/d1．5×104m3/d、、、、、3．0×104m3/d1．5×104m3/d。1．5×104m3/d2．175×104m3/d1．45。1.2201412—20164GB18918—2002A、1。1、Tab．1Designinfluentandeffluentqualitymg·L－1CODBOD5SSNH3－NTPTN300150150353．540501010580．5152①、、、。②SSTP、SSTP。③BOD5TN。④、、。⑤、。⑥。31～43.11。粗格栅及进水泵房细格栅及旋流沉砂池AAO微曝氧化沟配水井及污泥泵房辐流式二沉池纤维转盘滤池接触池及回用水泵房巴氏计量槽进水排入三亚东河鼓风机房加氯间加药间污泥浓缩池污泥脱水机房至红沙污泥处理中心碳源投加间AAO氧化沟配水井及污泥泵房辐流式二沉池混凝沉淀池纤维转盘滤池接触消毒池中水送水泵房改造构(建)筑物一期构(建)筑物扩建构(建)筑物（1.5×104m3/d）扩建构(建)筑物（3.0×104m3/d）至中水管网(远期)1Fig．1Flowchartofrenovationandexpansionproject3.2、3．0×104m3/d。221．0m20mm75°2480m3/h162kPa37kW4114Nm3/min39．2kPa7．5kW21。3.3①AAO·86·3322．watergasheat．comAAO11．8×104m3/d1．247．0m×44．6m×7．0m6．0m2。4410mm4．0kW。41．8m2．0kW50r/min0．3m/s。42．5m3．1kW35r/min296120mm13～17m3/m·h0．3m/s。。422560m3/h5kPa3．2kW。AAO15．9d0．075kgBOD5/kgMLSS·d3．2g/L0．9kgDS/kgBOD510500m31．5h4．0h8．5h14h252kg/h6∶1100%～200%50%～100%。②12．175×104m3/d9．6m6m。321315m3/h65kPa11kW21140m3/h100kPa3．0kW。③22．175×104m3/d22m4．9m4．2m。1．19m3/m2·h3．52h0．82m3/m2·h5．11h。20m17．4%。④3．0×104m3/d1．5×104m3/d211110℃110℃1。290Nm3/min0．075MPa135kW。⑤BOD5/TN＞3．5BOD5/TN=3．75、13．0×104m3/d10m3232150～200kg/h0．3MPa1．1kW。3.4、12．175×104m3/d33．2m×17．2m×6．0m2。①61s20．8m2．2kW14min43．0m0．37kW6．77m3/m2·h28．4m0．37kW141m21．0m60°。②3．0×104m3/d1．5×104m3/d2．0m1214．23m3/m2·h6．74m3/m2·h。12．0m1611．5m3/m2·h。·96·．watergasheat．comAAO/3322③43min。10m3232150～200kg/h0．3MPa1．1kW。3.5①112m4．7m。5tDS/d99．3%97%。21148m3/h200kPa7．5kW。②3．0×104m3/d1．5×104m3/d148m3/h22kW21110～30m3/h200kPa4．0kW2111．5m3/h0．6MPa1．5kW21。PAM12000L/h0．3%3×0．55+0．37kW。42016。20171—62。2Tab．2Actualeffluentqualitymg·L－1CODBOD5SSNH3－NTPTN2017118．262．24＜40．970．3913．872017220．002．25＜40．400．3913．822017316．902．02＜40．600．4013．002017418．002．00＜40．300．4012．802017511．401．55＜40．060．3712．732017611．001．90＜40．100．4011．3015．931．99＜40．410．3912．9229733．8m3/d2A。56747．015671．09757．01318．91。1．79/m31．10/m3。61．5×104m3/d3．0×104m3/dAAO+++A。1．62M．2002．2GB50014—20062016S．2016．3．M．2005．4．AAOJ．2010262226－29．1988－。[e-mail]2017－06－13·07·3322．watergasheat．com