油藏监测和增产新技术

Newtechnologiesforreservoirmonitoringandproductionincreasing油藏监测和增产新技术,Consultingservice(DCS),Schlumberger斯伦贝谢咨询服务,2Initials4/30/2020,ConsultingServicesFocus咨询服务重点,In-timeoperationssupport,leveragingsuperiorSchlumbergermeasurementsActionablebusinesssolutionsthroughexpertintegrationandinterpretationofexplorationandproductiondataOptimaldevelopmentstrategiesforlifeoffield,ReduceReservoirRiskandUncertainty,3Initials4/30/2020,4Initials4/30/2020,DataandConsultingServices,Subsurfaceexpertise2000+Petroleum&GeosciencesExpertsinDCSworldwidelocalknowledgeallrelevantdomainsIndustryslargestpetroleumengineeringandgeosciencesconsultingorganizationOver700+studiesin85countriesKnowledgetoselectsegmenttechnology,Other10%,Technicians9%,Reservoir/Production29%,Geophysicists15%,Geologists14%,Petrophysicists23%,5Initials4/30/2020,INTEGRATEDPROJECTS,6Initials4/30/2020,ADDWORLDMAPAndDCSConsultingofficeshere.,CSPROJECTEXPERIENCE,EORProject,IntegratedProject,7Initials4/30/2020,TechnologyHub,AbuDhabiReservoirEngineeringGeomechanicsGeophysicsRTHubDrillingEngineeringCompletionsEngineeringMultilateralsWellPlacementWaterManagement,*,*,CarbonateReservoirResearch,Dhahran,MEATechnologySupportResources中东亚太区技术支持资源,*,MumbaysubbasaltRC,8Initials4/30/2020,FMIresults.Well.,FractureDensity,Fractureaperture,Matrixporosity,Fractureporosity,FractureparametersdefinitionusingFMIinterpretation通过FMI确定裂缝参数,9Initials4/30/2020,岩石物理现今最大主应力方向,DSI快横波方位角,钻井诱导缝走向,10Initials4/30/2020,裂缝置信度剖面图,NW,SE,高,低,FracturesDistributionIntegratedStudyonOrdovicianReservoirinTaZhong,11Initials4/30/2020,Tg5-1,TopInt.2,TopInt.3,TZ82,Interval2,Interval3,82,82,SeismicInterpretation地震解释,PetrophysicalAnalysis常规测井数据/对比/测井分析,MultipleAttributeAnalysisSeisClass多属性分析-SeisClass,Core,FMI,Workflow研究流程IntegratedStudyonOrdovicianReservoirinTaZhong,12Initials4/30/2020,NetPayDistributionIntegratedStudyonOrdovicianReservoirinTaZhong,13Initials4/30/2020,Seismicinversion地震反演技术,Fig.1Initialseismicinterpretationwithlowresolution.Acousticimpedance“smoothnearthefaults.Fig.2clearfaultandacousticimpedanceinterpretationafterapplyingseismicinversion,1.,2.,14Initials4/30/2020,Correlationbetweenseismicattributesandwellloginterpretation井眼控制下的地震属性研究,Well6,Well6a,Well4.,Well3.,Well2.,Well1,acousticimpedance,Porositymodel,frequency,Litologymodeling,15Initials4/30/2020,3Dfracturemodeling三维裂缝模型,WellinterferenceanalysisIncluded,Basedonourrecommendationwell1wasdrillingtheclientmeetexpectation,16Initials4/30/2020,WateristheNo.1problemforMatureFields产水是油田开采后期的最大难题,HistoricallyAverageworldwidewatercutof75%IndustryOpexcostis$0.50/bbl($40Btotal)Fragmentedapproachtowaterhandling,17Initials4/30/2020,WellDiagnosis油井诊断,logWORvslogtime,Choke-backanalysis,CHFR,OH-Pressures,CH-PLT,18Initials4/30/2020,ProblemTypes水问题类型,1/2,Tubingpackerleak封隔失效,Flowbehindcasing窜层,OilWaterContactmovingup油水界面上移,-Highpermeabilitylayerwithoutcrossflow高渗层,Fissuresbetweeninjectorandproducer天然裂缝高导流,Fissures/fracturesfromawaterlayer裂缝贯通水层,Gravitysegregatedlayer重力分异,Coning底水锥进,Poorarealsweep低扫油效率,Highpermeabilitylayerwithcrossflow高渗层窜流,19Initials4/30/2020,ReservoirDiagnostics油藏诊断,Understandingofwaterproductionmechanismatreservoirlevel产水机理Understandingofpressuresupport地层压力变化Waterproductionanalysis产水分析Important:makesurebreakthroughthresholdmakessense临界条件的把握,20Initials4/30/2020,Water-oilratiochangeafterwaterfloodfrontbreak-through水突破后的水油比变化,Year1997,Year2003,Year1987,Year1992,ExampleC-Kfield,21Initials4/30/2020,RemainingReserves2Ddistribution(fromDCA),Waterbreak-throughmap,Wells-candidatefortesting,ProductionEngineeringAnalysis生产动态分析,ExampleC-Kfield,22Initials4/30/2020,BaseCaseForecaston2013,OptimizationScenarioForecaston2013,Oilproduction,WCUT,RecommendationforWaterfloodoptimization注水优化,ExampleC-Kfield,23Initials4/30/2020,Horizontalwellsnumber(includehorizontalsidetrack)10%fromtotalfoundAnnualOilProductionfromhorizontalwells40%fromCumFieldProduction,MonthlyOilproductionwasdoubledfrom2002to2003,Projectstart11/2000,19701980199020002003,CumulativeOilProductionHistory,FieldDevelopmentOptimizationExamplefromNorthSiberia(DCS,Schlumberger)油田开发优化北西伯利亚（斯伦贝谢DCS）,24Initials4/30/2020,WhereWaterManagementwasImplemented斯伦贝谢实施水管理项目的其他记录,ShellNorthSea/BrentAGIPNigeria/PortHa