鄂爾多斯盆地西南部長8油層組高分辨率層序地層學(xué)研究.pdf

1、長安大學(xué)碩士學(xué)位論文申請學(xué)位級別亟土學(xué)科名稱直生物堂皇墊星堂(金直厶婁堂)論文提交日期2QQ5。5論文答辯日期2QQ量生量目曼垂目答辯委員會主席：學(xué)位論文評閱人：2005年5月正ThehighresolutionsequencestratigraphyanalysisandfravourablereservoirsandbodypredictionofChang8oilbearingbedoftheUpperTriassicYancha

2、ngFormationinSouthOrdorsBasinABSTRACTBasedonmasteringfieldgeologicaldataanddigestingtheresearchresultofpredecessors，guidedbythetheoryofhighresolutionsequencestratigraphy，bymeansofcomprehensiveanalysisoffieldgeologicalofo

3、utcrops，observationanddescriptionofcores，analysisofdrillingandloggingdata，theouthoranalyzethecharacteristicsofthehi【ghresolutionsequencestratigraphyofChang8oilbearingbedoftheUpperTriassicYanchangFormationinsonthemOrdorsB

4、asin，devidetheshort—termbaselevelrecycle，discussthedistributingofsedimentarysystemineachbase—levelrecycle，thedistributinganddevelopmentregulationsofthefravourablesandbodyAccordingtothestratigraphydevelopmentcharacteristi

5、csandregionalstructureofChang8oilbearingbedoftheresearchregion，atthesanletime，consideringthesequencedevelopment’Sfactorincludingstructure，climate，resource，A／S，combiningCross’Sprinciple，theouthordevidetheChang8oil—beating

6、bedintotwomeditumtermbase1evelandsixshorttermbase—levelBasedonanalysyzingtheinfluenceofthecharacteristicsofthehighresolutionsequencestratigraphyonthedistributingregularyoffravourablereservoirinstratigraphicgrillwork，this

7、paperpredictsthefravourablereservoirsinChang8oil—bearingbedintheresearchregionTheouthorconsiderthattheaerasofMubo，Maling，YueleandthenorthofZhenyuanarerespectivelyfravourableexplorationaims，anditsaeriaismorthen1500Kin2Key