叠螺式脱水机在含油污泥脱水中的应用_赵凤伟

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INDUSTRIALWATER&WASTEWATERVol.46No.2Apr.,2015,,,(,100085),(),。,。,,;、、。,,,,;,,,。,、、,。,。,78%,1[1],、、。:,、、,。,,、、、,,,,,。。:;;:X703.3:A:%1009-2455(2015)02-0026-04ApplicationofscrewpressfilterforoilysludgedewateringZHAOFeng-wei,LIJin-lin,GUISha,SUNXue-yi(ChinaPetroleumEngineeringCo.,Ltd.,BeijingCompany,Beijing100085,China)Abstract:InordertofindsuitableoilysludgetreatmentequipmentforaproducedwatertreatmentstationofanoilfieldinIraq,thecharacteristicsandapplicationscopeofwidelyusedmechanicaldewateringequipmentsincludingplateandframefilter,beltpressfilter,decantercentrifugesandscrewpressfilterwerecomparedandanalyzed,andtheapplicationconditionofscrewpressfilterwasinvestigatedatsite.Theresultsoftheanalysisandsitesurveyshowedthat,screwpressfilterwasanintegratedequipmentwithfunctionsofconcentratinganddewatering,whichcharacterizedbylowwatercontentoffiltercake,smalloccupiedarea,easytoseparate,noblocking,canrealizeself-cleaningandsuitabletolowconcentrationsludge.Screwpressfiltercansimplifyoilysludgetreatmentprocess,savethecostofengineeringconstructionandoperation,whichisabetterchoiceforoilysludgedewatering.ThetypeselectiondesignofscrewpressfilteradoptedintheproducedwatertreatmentstationofanoilfieldinIraqwasintroduced.Keywords:screwpressfilter;mechanicaldewatering;oilysludgedewatering·26·、、。,、,,。1:、、。1.1,,,。、、-、、、、[2]。、、、、。,-,,;;,,,;,,;,,,。5μm、0.1%~60.0%,。,97%;65%~75%[2],,。,。,,,,(70%)。,,,[3]。,,4h,1~2m3,21。,。1.2、、、、。、、3[4]。,,;、,,,、,。、、,、、[5],;、,,。97.5%,82%[2]。,。1.3。,。,,。,,;。,[2,6]。、,,,,75%~80%[2]。1.4,、。,,、、。,。,、,,;,,,:·27·INDUSTRIALWATER&WASTEWATERVol.46No.2Apr.,2015(/%)65~75;,,1~33~575~80,、;3~610≤80;,3~63~575~80(),;,3~6/(kg·t-1[]),;、,,;,,,;,;14Tab.1Comparisonof4typesofmechanicaldewateringequipment:、,。,,,,,,,[6-7]。95.0%~99.5%,75%~80%[2]。,,,,。,,,,,。1.51。,,,,,,,、、,。,。2,,、,、、、[8]。,。,,,,,,。,,,300mg/L,97%~99%,71%~86%,,。,,,,[9]。[10],3~4m3/h,(PAM),50~60mg/L,86%,。,;、,、。,,。·28·:(1983-),,,,,,,()010-82778210()zhaofengwei@cpebj.com。:2015-01-09()1Fig.1SludgetreatmentflowofawastewatertreatmentstationofanoilfieldinIraq33.1、。98%,1%,1.1g/cm3,TDS76520mg/L,46510mg/L。20m3/h,80%,。3.21。、,,;,,;,,,,,,80%;。3.398%,440kg/h;TECH-4031,450kg/h,400mm。10kW。、。(1)。,TCZB-3000。PAM0.6%,2.7kg/h。,,。(2)。,。、、,,。,。(3)。,,。,,200mL/,1。4,80%,,。,,,,,,,,。:[1].、[J].,2001,23(5):46-49.[2].[J].,2012,(24):45-46.[3].[J].,2013,(14):68-68.[4],.[J].,2005,6(6):83-86.[5],,.[J].,2007,33(11):94-96.[6],,.[J].,2012,43(6):73-76.[7].[J].,2013,32(9):92-93.[8].[J].,2012,(16):49-49.[9],.[J].,2013,32(8):64-64.[10],,,.[J].,2011,42(1):70-76.,,,:·29·

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