利用STARS模拟聚表二元驱 Modeling of surfactant and surfactant–polymer flooding for enhanced oil recovery using STARS (CMG) software

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1、JPetrolExplorProdTechnolDOI10.1007/s13202-014-0112-3ORIGINALPAPER-PRODUCTIONENGINEERINGModelingofsurfactantandsurfactantpolymerfloodingforenhancedoilrecoveryusingSTARS(CMG)softwareSumitKumarRai•AchintaBera•AjayMandalReceived:22May2013/Accepted:24February2014ÓTheAuthor(s)2014.Thisarticl

2、eispublishedwithopenaccessatSpringerlink.comAbstractChemicalfloodingmethodsarenowgettingKeywordsEnhancedoilrecovery
Surfactantflooding
importanceinenhancedoilrecoverytorecoverthetrappedSurfactant–polymerflooding
STARS(CMG)software
oilafterconventionalrecovery.InvestigationhasbeenSimulati

3、onandmodelingmadetocharacterizethesurfactantsolutionintermsofitsabilitytoreducethesurfacetensionandtheinteractionbetweensurfactantandpolymerinitsaqueoussolution.AIntroductionseriesoffloodingexperimentshavebeencarriedouttofindtheadditionalrecoveryusingsurfactantandsurfactant–Oilproductio

4、nhasbeendeliberatelyreduceddaybyday,polymerslug.Approximately0.5porevolume(PV)sur-andithasresultedinseriousoilcrisisaccompaniedbyafactant(sodiumdodecylsulfate)slugwasinjectedinsur-generalincreaseintheoilprice.Thisinturnhasforcedthefactantflooding,while0.3PVsurfactantslugand0.2PVoilindu

5、strytorecoveroilfrommorecomplicatedareas,polymer(partiallyhydrolyzedpolyacrylamide)slugwerewheretheoilislessaccessible,bymeansofadvancedinjectedforsurfactant–polymerflooding.Ineachcase,recoverytechniques.Afterprimaryandsecondarymeth-chasewaterwasusedtomaintainthepressuregradient.ods,tw

6、o-thirdsoftheoriginaloilinplace(OOIP)inaThepresentworksoughttodeterminewhetherornotareservoirisnotproducedandstillpendingforrecoverybycommerciallyavailablesimulatorcouldaccuratelysimu-efficientenhancedoilrecovery(EOR)methods.EORlateresultsfromcorefloodingexperiments.Theadherencemethodsc

7、anbecategorizedintothreemainprocessessuchtophysicallyrealisticinputvalueswithrespecttoexperi-asthermaloilrecovery,miscibleflooding,andchemicalmentallyderivedparameterswasofprimaryimportanceflooding(Taberetal.1979;ShandryginandLutfullinduringthedevelopmentofthemodels.Whenspecific2008).Che

8、mical