东营凹陷牛庄洼陷沙三中亚段砂岩透镜体油藏成藏动力学过程分析的开题报告Title:StudyontheDepositionalDynamicsofSandstoneLensReservoirsintheSha3CentralAreaofNiuzhuangDepression,DongyingSagBackground:TheNiuzhuangDepressionisawell-knownpetroleum-producingareaintheBohaiBayBasin,China.TheSha3centralareaoftheNiuzhuangDepressioncontainsasignificantnumberofsandstonelensreservoirs.Thesereservoirsarecharacterizedbytheircomplexdepositionandformationprocesses.Therefore,thestudyofthedepositiondynamicsofsandstonelensreservoirsisessentialforunderstandingthegeologicalprocessescontrollingtheirdistributionandhydrocarbonaccumulation.Objectives:ThisresearchaimstoinvestigatethedepositionaldynamicsofsandstonelensreservoirsintheSha3centralareaoftheNiuzhuangDepression.Specifically,itwillfocusonthefollowingobjectives:1.Analyzethesedimentaryenvironmentsandfaciesdistributionofthesandstonelensreservoirs.2.Characterizethepetrophysicalpropertiesofthesandstonereservoirstounderstandtheirgeologicalproperties.3.Investigatethedepositionaldynamicsofthesandstonereservoirsbasedonpetrographic,sedimentological,andlithofaciesanalyses.4.Identifythecontrolsonhydrocarbonaccumulationinthesereservoirs.Methodology:Theproposedmethodologyforthisresearchincludesthefollowingsteps:1.Literaturereview:Acomprehensivereviewoftheexistingliteratureonthedepositionaldynamicsofsandstonelensreservoirswillbeconducted.2.Fieldwork:Thestudyareawillbemappedandthesandstonelensreservoirswillbesampledandanalyzedforpetrophysicalproperties.3.Petrographicanalysis:Thinsectionanalysiswillbeconductedtoassessthesedimentarystructuresanddepositionalcharacteristicsofthesandstonelensreservoirs.4.Sedimentologicalandlithofaciesanalyses:Differentsedimentologicalandlithofaciesanalyses,suchasdrillcoreanalysis,wellloginterpretation,andseismicinterpretation,willbeconductedtounderstandthedepositionaldynamicsofthereservoirs.5.Dataanalysis:Thedatacollectedfromtheabovestepswillbeanalyzedandinterpretedtounderstandthedepositionaldynamicsofthesandstonelensreservoirsandthecontrolson