New technologies for reservoir monitoring New technologies for reservoir monitoring and production increasing and production increasing 油藏监测和增产新技术油藏监测和增产新技术油藏监测和增产新技术油藏监测和增产新技术Consulting service (DCS), Schlumberger斯伦贝谢 咨询服务2Initials9/13/2024Consulting Services Focus咨询服务重点 In-time operations In-time operations support, leveraging support, leveraging superior Schlumberger superior Schlumberger measurementsmeasurements Actionable business Actionable business solutions through solutions through expert integration and expert integration and interpretation of interpretation of exploration and exploration and production dataproduction data Optimal development Optimal development strategies for life of strategies for life of fieldfieldReduce Reservoir Risk and Uncertainty3Initials9/13/20244Initials9/13/2024Data and Consulting Services Subsurface expertiseSubsurface expertise 2000+ Petroleum & 2000+ Petroleum & Geosciences Experts in Geosciences Experts in DCS worldwideDCS worldwide local knowledgelocal knowledge all relevant domainsall relevant domains Industrys largest Industrys largest petroleum engineering petroleum engineering and geosciences and geosciences consulting organizationconsulting organization Over 700+ studies in 85 Over 700+ studies in 85 countriescountries Knowledge to select Knowledge to select segment technologysegment technologyOther 10%Technicians 9%Reservoir/Production 29%Geophysicists 15%Geologists 14%Petrophysicists 23%5Initials9/13/2024INTEGRATED PROJECTS6Initials9/13/2024ADD WORLD MAPADD WORLD MAPAndAndDCS Consulting offices here.DCS Consulting offices here.CS PROJECT EXPERIENCE EOR ProjectIntegrated Project7Initials9/13/2024Geoscience Centre, Beijing*SKK, Fuchinobe*Technology Hub, Kuala LumpurReservoir EngineeringDrilling EngineeringCompletion EngineeringGeomechanicsWell PlacementPerforatingSand Management*Technology Hub, Abu DhabiReservoir EngineeringGeomechanicsGeophysicsRT HubDrilling EngineeringCompletions EngineeringMultilateralsWell PlacementWater Management*Carbonate Reservoir Research, DhahranMEA Technology Support Resources中东亚太区技术支持资源中东亚太区技术支持资源*Mumbay sub Mumbay sub basalt RCbasalt RC8Initials9/13/2024. .Fracture DensityFracture DensityFracture aperture Fracture aperture Matrix porosityMatrix porosityFracture porosity Fracture porosity Fracture parameters definition using FMI interpretation 通过通过FMI确定裂缝参确定裂缝参数数 9Initials9/13/2024岩石物理岩石物理现今最大主应力方向现今最大主应力方向DSIDSI快横波方位角快横波方位角钻井诱导缝走向钻井诱导缝走向10Initials9/13/2024裂缝置信度剖面图裂缝置信度剖面图NWSE高高低低Fractures DistributionFractures Distribution Integrated Study on OrdovicianIntegrated Study on Ordovician Reservoir in TaZhong Reservoir in TaZhong11Initials9/13/2024Tg5-1TopInt. 2TopInt. 3TZ 82Interval 2Interval 38282SeismicSeismicInterpretationInterpretation地震解释地震解释Petrophysical AnalysisPetrophysical Analysis常规测井数据常规测井数据/ /对比对比/ /测井分测井分析析Multiple Attribute Analysis Multiple Attribute Analysis SeisClass SeisClass多属性分析多属性分析- SeisClass- SeisClassCoreCoreFMIFMIWorkflowWorkflow研究流程研究流程Integrated Study on OrdovicianIntegrated Study on Ordovician Reservoir in TaZhong Reservoir in TaZhong12Initials9/13/2024Net Pay Distribution Integrated Study on Ordovician Integrated Study on Ordovician Reservoir in TaZhongReservoir in TaZhong13Initials9/13/2024Seismic inversion 地震反演技术1.1.Fig.1 Initial seismic interpretation with low Fig.1 Initial seismic interpretation with low resolution. Acoustic impedance “smooth near the resolution. Acoustic impedance “smooth near the faults.faults. 2.2.Fig.2 clear fault and acoustic impedance Fig.2 clear fault and acoustic impedance interpretation after applying interpretation after applying seismic inversion seismic inversion 1.1.2.2.14Initials9/13/2024Correlation between seismic attributes and well log interpretation井眼控制下的地震属性研究Well 6Well 6Well 6aWell 6aWell 4Well 4. .Well 3Well 3.Well 2Well 2. .Well 1Well 1acoustic impedanceacoustic impedancePorosity modelfrequency frequency Litology modeling15Initials9/13/20243D fracture modeling三维裂缝模型Well3 - dryWell 2 Well 1 - BestWell interference analysis IncludedBased on our recommendation well 1 was drilling the client meet expectation16Initials9/13/2024Water is the No.1 problem for Mature Fields产水是油田开采后期的最大难题产水是油田开采后期的最大难题Oil77 MBPDWater220 MBPDHistoricallyAverage worldwide water cut of 75% Industry Opex cost is $0.50/bbl ($40 B total)Fragmented approach to water handling17Initials9/13/2024Well Diagnosis油井诊断log WOR vs log timeChoke-back analysisCHFROH-PressuresCH-PLT18Initials9/13/2024Problem Types 水问题类型SimpleComplex341256879101/2Tubing packer leak 封隔失效封隔失效Flow behind casing 窜层窜层 Oil Water Contact moving up油水界面上移油水界面上移 -High permeability layer without crossflow 高渗层高渗层Fissures between injector and producer天然裂缝高天然裂缝高导流导流 Fissures/fractures from a water layer裂缝贯通水裂缝贯通水层层 Gravity segregated layer 重力分异重力分异Coning 底水锥进底水锥进 Poor areal sweep 低扫油效低扫油效率率High permeability layer with crossflow 高渗层窜流高渗层窜流19Initials9/13/2024Reservoir Diagnostics油藏诊断Understanding of water production mechanism at reservoir level 产水机理Understanding of pressure support 地层压力变化Water production analysis 产水分析Important: make sure breakthrough threshold makes sense 临界条件的把握20Initials9/13/2024Water-oil ratio change after waterflood Water-oil ratio change after waterflood front break-through front break-through 水突破后的水油水突破后的水油比变化比变化Year Year 19971997Year Year 20032003Year Year 19871987Year Year 1992 1992 Example C-K Example C-K fieldfield21Initials9/13/2024earlierearlierearlierearlierRemainiRemaining ng ReserveReserves 2D s 2D distribdistribution ution (from (from DCA)DCA)Water break-Water break-through mapthrough mapWells-Wells-candidate candidate for for testingtestingProduction Production Engineering Engineering Analysis Analysis 生产动态分析生产动态分析Example C-K Example C-K fieldfield22Initials9/13/2024Base Base CaseCaseForecaForecast on st on 20132013OptimizatioOptimization Scenario n Scenario Forecast Forecast on 2013on 2013Oil Oil productioproduction n WCUTWCUTRecommendation for Waterflood optimization Recommendation for Waterflood optimization 注水注水注水注水优化优化优化优化Example C-K Example C-K fieldfield23Initials9/13/2024Horizontal wells number (include horizontal sidetrack) 10 % from total foundAnnual Oil Production from horizontal wells 40% from Cum Field ProductionMonthly Oil production was doubled from 2002 to 2003 Project start 11/2000 1970 1980 1970 1980 1990 2000 1990 2000 20032003Cumulative Oil Cumulative Oil Production HistoryProduction HistoryField Development Optimization Field Development Optimization Example from North Siberia Example from North Siberia (DCS, Schlumberger)(DCS, Schlumberger)油田开发优化北西伯利亚（斯伦贝油田开发优化北西伯利亚（斯伦贝谢谢DCSDCS）24Initials9/13/2024Where Water Management was Implemented斯伦贝谢实施水管理项目的其他记录斯伦贝谢实施水管理项目的其他记录 Shell North Sea/Brent AGIP Nigeria/Port Harcourt Norsk Hydro Norway/Snorre Lasmo Venezuela/Dacion O/S South America Water Control Producer wells Water Control Producer wells WC Producer Wells/Injector Opt. Field review Field approachAssetSolution Scope25Initials9/13/2024Questions?