高含水油田剩余油分布研究现状与展望.pdf

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1、2012年4月大庆石油地质与开发Apr．，2012第31卷第2期PetroleumGeologyandOilfieldDevelopmentinDaqingV01．31No．2DOI：10．3969／J．ISSN．1000—3754．2012．02．013_--】L_-同Cj含水油田剩余油分布研究现状与展望饶良玉吴向红韩冬李贤兵(中国石油勘探开发研究院，北京100083)摘要：大部分国内油田和海外开发油田已经进入高含水期，探索高含水油田剩余油分布规律对油田高效、可持续开发具有重大意义。在大量文献调研的基础上，综合国内外微观和宏观剩余油分

2、布研究方法、主控因素及分布规律后认为，采取分层次、分规模剩余油分布研究策略有利于明确剩余油的优势潜力及挖潜技术方向，综合多学科定量化表征剩余油分布有利于降低预测的不确定性，为更精准表征剩余油需大力发展地震、测井及大型精细化数值模拟技术，微观上需建立更完善的仿真模型及更先进的饱和度测量方法，宏观上需加强天然能量驱动油藏及非常规油藏剩余油分布规律研究，完善以多层状砂岩油藏注水开发为主导的剩余油分布模式，以改善高含水油田开发效果。关键词：高含水油田；微观剩余油分布；宏观剩余油分布；提高采收率；油藏数值模拟中图分类号：TE327文献标识码：A文

3、章编号：1000．3754(2012)02-0066-06CURRENTSTUDIESANDPRoSPECTSoFTHEREMAINEDoILDISTRIBUTIoNINHIGH．WATER．CUToILFIELDRAOLiangyu，WUXianghong，HANDong，LIXianbing(PetroChinaResearchInstituteofPetroleumExploration&Development，Beijing100083，China)Abstract：MostofthedevelopedoilfieldsinCh

4、inaandoverseashaveenteredintohigh—water-cutstage，SOtheex-plorationofthedistributionlawsoftheremainedoilpossessesveryimportantsignificancesforthehigh—eficiencyandsustainabledevelopmentoftheoilfields．Basedontheextensiveliteratureinvestigation，withthehelpofthein—tegrationof

5、thestudyingmethodsofthemicro—and—macroremainedoildistributionsathomeandabroad，majorcon—trollingfactorsanddistributionlaws，themulti—levelandmulti—scaleresearchstrategiesarethoughttobebeneficialtomakeclearoftheadvantagepotentialsandtappingtechnologies；integratingmulti—disc

6、iplinemethodstoquantati—tivelycharacterizethedistributionsoftheremainedoilcanreducethepredictionuncertainty．Formoreprecisecharacterization，itisrequiredthatthegreatadvancesofseismic，loggingandlarge—scalefinenumericalsimulatingtechniques：inthemicro-scale，itisneededtoestabl

7、ishmoreperfectrealisticsimulatingmodelandmoreadvancedsaturationmeasuringmethod；whileinthemacro—scale，moreattentionshouldbepaidtothestudiesoftheremained0ildistributionlawsinbothnaturalenergydrivenandunconventionaloilreservoirs，SOastoperfectthedistributionpatternoftheremai

8、nedoilinmulti-layersandstonewater—floodedreservoir，finallytoimprovethedevelopmenteffectsofthosehigh．wat