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水平井膨胀管完井技术李海涛教授西南石油大学，四川成都ExpandableWellTechnologyWellEngineeringDrillwellstoaccessreservoirsandprovideadrainageinfrastructureinsidethereservoir.Welltypes:Production,injection,observation,vertical,horizontal,slanted,multilaterals,snakes,camels,dragons,conductorconnector,etc.E.G.wecandrillawellfromheretoSuanliuairport–startingatthesurfacehereandreachingthedepth.®zExpandableTubularTechnology–BasicsExpandableWellTechnologyTubularsareexpandedindiameterafterbeingplacedinthewell.Thepipeispermanentlydeformedthroughacold-workingprocessofsteel.Pipeshavebeenexpandedupto30%inthelab.Fieldexpansionhassofarbeenlimitedto19%.SlottedTubularProductsSolidTubularProducts®zTheVisionExpandableWellTechnologyConventionalWellPlanPipeExpansionMonodiameter®zInstallationSequenceExpandableWellTechnology®zSystemComponentsExpandableWellTechnology®zExpandablesLaboratoryExpandableWellTechnology®zSolidTubularExpandableTechnologyzSlotted/PerforatedTubularTechnologyzTechnologyDevelopmentHistoryzExpansionMethodologyzApplicationszCaseHistorieszWayForwardExpandableWellTechnology®ExpandableWellTechnologyTechnologyDevelopmentHistorywShellResearchinitiatesexpandablestudieslate1980’swShelldevelopsExpandableSandControlScreenConcept1992wR&DagreementsignedwithPetrolineforSlottedExpandablesFebruary1993wSlottedTechnologyPatentapplications1994wFirstCommercialApplicationSlottedTubulars1995WestTexaswLicenseagreementbetweenShell&PetrolineforSlottedExpandablesApril96wR&DagreementsignedwithBakerOilTools1997wEnventureGlobalTechnologycreatedbetweenHalliburton&ShellDecember1998wE2TechcreatedbetweenBaker&ShellFebruary1999wFirstCommercialSolidExpandableinstallationChevronLouisianaNovember1999wShellResearchlicenseWeatherfordforSolidExpandableApril2002®ExpandableWellTechnologyTubularExpansionMethodologySolidTubularExpansion-Rotary®ExpandableWellTechnologyTubularExpansionMethodologySolidTubularExpansion-Cone®ExpandableWellTechnologyAxialCompliantExpanderVariableboretest:Borevariedfrom5.4”to6.125”SlottedTubularExpansion-CompliantExpandableWellTechnologySwellableElastomersOriginalmeasurements:SteelThickness-4mmRubberThickness-3.6mm66%SwellingThickness–6mm118%SwellingThickness-8.1mm•Waterswellingelastomers•Oilswellingelastomers®ExpandableWellTechnologySlottedExpandables-AxialCompliantExpandersFor:•Reducedexpansionforce.8000lbs.•Extremelyefficientexpansion.•Compliantlinearly.Conformstoparentbore.•NoDMrequired-norotation.•Extremelywearresistantwithstandardmaterials•NotorqueinducedintoESS.•FieldfriendlySlottedTubularExpansion-Compliant®Cased-HoleApplicationsCasingRemediationCasingCladdingParted/SplitCasingRepairSubsidenceRepairPerforationShut-offSolidExpandableApplication®Cased-HoleApplicationsCasingRemediationCasingCladdingCorroded/Parted/SplitCasingRepairSTECasingClads:PerforationShut-offCorrodedCasingRepairSolidExpandableApplication®Cased-HoleApplicationsCasingRemediationSubsidenceRepairSolidExpandableApplication®Cased-HoleApplicationsCasingRemediationPerforationShut-offSolidExpandableApplicationSTECasingClads:PerforationShut-off®Open-HoleApplicationsWellboreSizePreservationLostCirculation/ShallowFlowPrematureCasingShoeDepthDiscreteWellboreSupportLinersSolidExpandableApplicationMonoboreLiners®Open-HoleApplicationsWellboreSizePreservationPorePressure/FracGradientChallengesSolidExpandableApplication®Open-HoleApplicationsWellboreSizePreservationSolidExpandableApplicationSTEEnables:•PorePressure/FracGradientSolutions•“Slimming”ofWells®Open-HoleApplicationsWellboreSizePreservationReachingDeeperExplorationTargetsSolidExpandableApplicationDeepWaterGulfofMexico•Deepestapplicationtodate@28,000ft;drilledthewelltoafinaldepthof32,000ft.•Saving-US$20millionOtherSHELLExamples•WithoutExpandableTubularsunabletoreachtargetdepthSaving-US$40million•WithoutExpandableTubularsunabletoreachtargetdepthSaving-US$10million®Open-HoleApplicationsWellboreSizePreservationIncreasedProductionConduitSize，IncreasedProductionRates.SolidExpandableApplicationDeepWaterGulfofMexico•Saving–US$25millionOtherExamples•MendaseriesofholesinthecasinginducedbysidetrackoperationsSaving–Didnothavetodrillanotherwell.®Open-HoleApplicationsSandErosionSolidExpandableApplication®Open-HoleApplicationsWellboreSizePreservationSidetrackingutilizingSolidExpandablesSolidExpandableApplicationEnablesmoreefficientSidetracks:•Sidetrackdeeper(insmallertubulars)•Completewellwithlargercompletion®Open-HoleApplicationsWellboreSizePreservationSidetrackingutilizingSolidExpandablesSolidExpandableApplicationSTESidetracks:•SidetrackDeeper•EfficientCompletion®Open-HoleApplicationsWellboreSizePreservationDiscreteWellboreSupportLinersSolidExpandableApplication®Open-HoleApplicationsWellboreSizePreservationDiscreteWellboreSupportLinersSolidExpandableApplication®Open-HoleApplicationsMonoboreLinersSolidExpandableApplication®Open-HoleApplicationsMonoborebenefitsSolidExpandableApplicationSimplifiedwellheadSmallerBOPExpandablelinersprovidingMonoborewellconstructioncapabilityExpandablereservoircompletionsystemSmallertop-holesizes.Slim-holedrillingreduces