鄂爾多斯盆地南部致密砂巖儲(chǔ)層對(duì)天然氣成藏的控制作用.pdf

1、學(xué)位論文創(chuàng)新性聲明本人聲明所呈交的學(xué)位論文是我個(gè)人在導(dǎo)師指導(dǎo)下進(jìn)行的研究工作及取得的研究成果。盡我所知，除了文中特別加以標(biāo)注和致謝中所羅列的內(nèi)容以外，論文中不包含其他人已經(jīng)發(fā)表或撰寫(xiě)過(guò)的研究成果；也不包含為獲得西安石油大學(xué)或其它教育機(jī)構(gòu)的學(xué)位或證書(shū)而使用過(guò)的材料。與我一同工作的同志對(duì)本研究所做的任何貢獻(xiàn)均已在論文中做了明確的說(shuō)明并表示了謝意。申請(qǐng)學(xué)位論文與資料若有不實(shí)之處，本人承擔(dān)一切相關(guān)責(zé)任。論文作者簽名：學(xué)位論文使用授權(quán)的說(shuō)明本人完

2、全了解西安石油大學(xué)有關(guān)保留和使用學(xué)位論文的規(guī)定，即：研究生在校攻讀學(xué)位期間論文工作的知識(shí)產(chǎn)權(quán)單位屬西安石油大學(xué)。學(xué)校享有以任何方法發(fā)表、復(fù)制、公開(kāi)閱覽、借閱以及申請(qǐng)專(zhuān)利等權(quán)利。本人離校后發(fā)表或使用學(xué)位論文或與該論文直接相關(guān)的學(xué)術(shù)論文或成果時(shí)，署名單位仍然為西安石油大學(xué)。論文作者簽名：導(dǎo)師簽名日期：型絲[!f日期：塑』繼』英文摘要subject：CharacteristicsofTightSandst。neReservoirofUpper

3、Paleozoicins。uthemOrdosBasinandControllingonGasAccumulationSpeciality：Name：InstructorABSTRACTIt，swellknownthatlowporositylowpermeabilityandlowabundancearethemalncharact砸sticsoftightsandstonereservoirofUpperPaleozoicinthe

4、SouthernOrdosbasinOnthebasisofmepreviousresearches，bymakingmlluseofthegeologicaldatasuchasloggingdata，gastestingdataandSOoninthestudyarea，undertheguidanceofthetheonesofSediment0109Yreservoirgeologyandthenaturalgasgeology

5、wemakeade印er刪yottnereservoircharacteristicsofofUpperPaleozoicintheSouthernOrdosbasinbycombiningthegeologicaltheorieswiththeexperimentalanalysis，andmakingcomparisonofthestatlcdataaIlddvnamicdata，aIldfinallysummarizethetig

6、htsandstonereservoircontrollmgefiectstothewholegaspoolTheUpperPaleozoicsandstonereservoirsinthestudyareaaremainlycomposedotfinegrainedsalldstoneandmediangrainedsandstone，andtherocktypesaredommatedbyquartzs鋤dstoneandquart

7、z1ithicsandstoneReservoirsbecomedensea腑asenesolge010畫(huà)calprocessesincludingcompaction，cementationandmetasomatismThepemeabllltylimitsarethes鋤eO1mDforallthefourlayersinthestudyarea，andtheporosityhmltsare4％forC2b粼lP1s2wmle5％

8、forPlslandP2h8ThereisapositiveCOlTelatlonbetweenporosityandpemeabilityThefourreservoirsmentionedaboveallpossessedaobVlousheterogeneity，aIldthemajorityofthembelongtothetypeIIreserv01r’otw上llch‘heproductioncapacityisgenera

9、llylowtomediumTheverticalthicknessandlaterallyextendingofthesereseⅣoirsareallsmall，buttheysuperimposedinpatchesonthesectionwnlcnformedafeatureofquasicontinuousInthestablesedimentarybackground，arelativelyhighhydrocarbon—g

10、eneratlonIntensityistheprerequisiteofagasreservoirThesedimentaryenvironmentandsandbodydlstnbutlonbasicallvcontrolsthedistributionrangeofthegasreservoirandtheareasthathaveagoodsalldbodvconnectivityandreachesthelowerlimito