阿根廷稠油技术ppt课件.ppt

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1、阿根廷项目稠油开发技术1目录一、基本情况二、存在的问题三、推介技术（一）井筒降粘开采技术（二）油层化学降粘技术2一、基本情况AnalyzeadownholesolutionforHighViscosityfluidsEnsurethecontinuousproductioninPiedraClavadaandSurPiedraClavadafields.ReducetheFailureIndex.Testtheavailabletechnology3一、基本情况CerroGrandeBlockislocatedinPiedraClav

2、adaField.Thisareahasfluidswithhighviscosityoil,paraffinandasphaltens.Theaveragedepthis2000meters.SurPiedraClavadaFieldinoneofthemostimportantareasunderdevelopmentinOxyArgentina.ThereissectorofSPCwheretheoilcharacteristicsshowhighviscosity(SPC-1087area).Theaveragedepthis

3、1500meters.ThewellsinSPC1087areahavenoorlowproductionsincethecompletion.Itproducealackofreservesandstopthedevelopmentinthatdirection.ThisfluidcharacteristicproducesahighFailureIndex,increasingproductioncostsandproductionlosses.4一、基本情况OilCharacteristicsinPCarea5一、基本情况Oil

4、CharacteristicsinPCarea6一、基本情况OilCharacteristicsinSPCarea7一、基本情况OilCharacteristicsinSPCarea8一、基本情况OilCharacteristicsinSPC1087area9二、ProblemsConclusionsThereisahighrateofproductionlossesassociatedtothefluidconditions.Reducedflowrates;Lostproductionhours(down-time);Highop

5、eratingcostsHighworkover/pullingcostsThefluidsflowfromthereservoirtothewellbore.Therearesomeproblemstoextractthefluidsfromthewell.Anauxiliarymethodologyisnecessarytohelpfluidlifting.10（一）井筒降粘开采技术根据实验室加热降粘情况，大于50℃时粘度小于500mPa*S的油井采用电加热、井筒加药降粘、磁降粘等处理井筒粘度的技术生产。（二）油层化学降粘技术大于

6、50℃时粘度大于500mPa*S的油井，采用化学吞吐降粘、化学降粘驱油技术生产。三、Techniquesintroduction11（一）井筒降粘开采技术1.HollowRodElectricHeatingTechnology三、Techniquesintroduction●StructureTheintermediatefrequencyelectricalheatingsystemconsistsoffourparts:■Theintermediatefrequencypower；■Hollowrod■Specialheating

7、cable■Pumpforheavyoil12（一）井筒降粘开采技术1.HollowRodElectricHeatingTechnology13CableWinchWithSoftCable●StructureHollowsuckerrodandaccessoriesCentralizerHollowPolishRodPictureofControlCabinet1.HollowRodElectricHeatingTechnology（一）井筒降粘开采技术14Theheatingcurrentgeneratesskineffectin

8、theinnerwallofhollowrodwhenthesinglephasecurrentpassesheatingcableandhollowrod;thecurrentgathersintheinnerwall