一种水驱砂岩油藏采收率经验公式改进方法-豆柴文库

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一种水驱砂岩油藏采收率经验公式改进方法
Title:AnImprovedMethodforEnhancingRecoveryEfficiencyinWaterfloodingSandstoneOilReservoirs
Abstract:
Waterfloodingisacommontechniqueusedtoenhancetherecoveryofoilfromsandstonereservoirs.However,therecoveryefficiencyinthesereservoirsisnotalwayssatisfactory.Thispaperpresentsanimprovedmethodforenhancingtherecoveryefficiencyinwaterfloodingsandstoneoilreservoirs.Anewempiricalformulaisproposedbasedontheanalysisofkeyfactorsaffectingrecovery.Theformulatakesintoaccountvariousparameterssuchaswaterinjectionrate,porevolume,andtheformationfactor.Theeffectivenessoftheproposedmethodisevaluatedthroughnumericalsimulationsusingareservoirmodel.Theresultsshowthattheimprovedmethodcansignificantlyenhancetherecoveryefficiencycomparedtothetraditionalwaterfloodingapproach.Thismethodcanserveasausefultoolforoptimizingwaterfloodingoperationsandimprovingtheoveralloilrecoveryinsandstonereservoirs.
Introduction:
Waterfloodingisawidelyusedsecondaryrecoverymethodinwhichwaterisinjectedintoanoilreservoirtodisplacetheremainingoilandincreasetherecoveryefficiency.However,therecoveryefficiencyinsandstoneoilreservoirscanbelowerthandesiredduetovariousfactorssuchasunfavorablereservoirconditionsandsuboptimalwaterfloodingdesign.Thispaperaimstoimprovetherecoveryefficiencyinwaterfloodingsandstoneoilreservoirsbyintroducinganimprovedempiricalformula.
Methods:
Theproposedmethodinvolvesdevelopinganempiricalformulathataccountsforseveralkeyparametersaffectingrecoveryefficiency.Theseparametersincludewaterinjectionrate,porevolume,andtheformationfactor.Theformulaisderivedbasedonanalysisofhistoricaldataandexperimentalresultsfromsimilarsandstonereservoirs.Theparametersareweightedandcombinedtocreateacomprehensiverecoveryefficiencyfactor.
Results:
Toevaluatetheeffectivenessoftheproposedmethod,numericalsimulationsareconductedusingarepresentativesandstoneoilreservoirmodel.Theresultsofthesimulationsdemonstratethepotentialoftheimprovedmethodtoenhancetherecoveryefficiency.Comparedtotraditionalwaterfloodingappro