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1、第34卷第2期洛石V_01.34NO.22014年6月OFFSHOREOILJun.2014文章編號(hào):1008.2336(2014)02—0025.05儲(chǔ)層預(yù)測(cè)技術(shù)在渤海W油田的綜合應(yīng)用趙斌,明君,馬奎前,楊慶紅,夏同星(中海石油(中國(guó))有限公司天津分公司,天津300452)摘要:近幾年,新近系砂巖油藏的開(kāi)發(fā)已經(jīng)成為渤海油田實(shí)現(xiàn)增儲(chǔ)上產(chǎn)的重要保障。此類(lèi)油田沉積類(lèi)型主要屬于河流相和淺水三角洲相,砂巖具有分布范圍有限,單層厚度薄,縱向上泥巖隔夾層比較發(fā)育,橫向上物性變化快,油水界面受構(gòu)造和巖性邊界雙重因素控制等特點(diǎn)。為了規(guī)避這些因素給油田開(kāi)發(fā)方案設(shè)計(jì)和井住優(yōu)化尤其是
2、水平井實(shí)施帶來(lái)的風(fēng)險(xiǎn),在w油田開(kāi)發(fā)過(guò)程中綜合應(yīng)用層位精細(xì)標(biāo)定、高頻拓展處理、疊前多參數(shù)同步反演和屬性約束儲(chǔ)層參數(shù)預(yù)測(cè)技術(shù),實(shí)現(xiàn)了儲(chǔ)層精細(xì)描述,準(zhǔn)確地認(rèn)識(shí)了儲(chǔ)層的響應(yīng)特征、幾何形態(tài)和隔夾層發(fā)育情況,對(duì)儲(chǔ)層的物性和含油氣性也有了較可靠的預(yù)測(cè)。這一技術(shù)體系的研究成果為w油田的科學(xué)高效開(kāi)發(fā)提供了重要保障。關(guān)鍵詞:儲(chǔ)層預(yù)測(cè);層位精細(xì)標(biāo)定;高頻拓展處理;疊前多參數(shù)同步反演;地震屬性中圖分類(lèi)號(hào):TE122.24;P631.4文獻(xiàn)標(biāo)識(shí)碼:ADOI:10.3969~.issn.1008—2336.2014.02.025ApplicationofIntegratedReservoi
3、rPredictionTechnologiestoBohaiWOilfieldZHAOBin,M1NGJun,MAKuiqian,YANGQinghong,XIATongxing(TianjinBranchofCNOOCLtd.,Tianjin300452,China)Abstract:ThedevelopmentofNeogenesandstonereservoirshasbecomeanimportantguaranteeforincreasingbothreservesandproductioninBohaioilfieldinrecentyears.Th
4、eseoilfieldsaremainlyfluvia1orshallow—waterdeltafacies.Thesandstonesarechar-acterizedbylimiteddistribution,thinsingle—layerthickness,relativelywelldevelopedinterbeddedmudstonesinvertical,andquickphysicalpropertychangeinhorizonta1.Inaddition,oil-waterinterfaceiscontrolledbydualfactors
5、ofstructureandlithologyborder.Inordertoavoidtheriskbroughtfromthesefactorstooilfielddevelopmentprogramdesign,optimizationofwelllocation,andespe—ciallytheimplementationofhorizontalwells,manyintegratedtechnologieshavebeenusedinthedevelopmentofBohaiWoilfield,suchasthetechnologiesoffineh
6、orizoncalibration,high—frequencyextensionprocessing,pre-stackmulti—parametersimultaneousinversion,andreservoirparameterpredictionconstrainedbyattributes.Bythesetechnologies,finereservoirdescriptionhasbeenconducted,thereservoirresponsecharacteristics,reservoirgeometryandintercalatedla
7、yersdevelopmenthavebeenunderstoodae—curately.Inaddition,thereservoirphysicalpropertiesandhydrocarbonbearingconditionshavebeenpredictedreliably.TheresearchresultsofthesetechnologiesprovideanimportantguaranteefordevelopingBohaiWoilfieldscientificallyandeficiently.Keywords:reservoirpred
8、iction;fineh