22175.甘谷驛油田顧屯區(qū)石油充注對儲層成巖作用的影響研究

1、西安石油大學(xué)碩士學(xué)位論文甘谷驛油田顧屯區(qū)石油充注對儲層成巖作用的影響研究姓名：左學(xué)敏申請學(xué)位級別：碩士專業(yè)：礦物學(xué)、巖石學(xué)、礦床學(xué)指導(dǎo)教師：時保宏20120520英文摘要Subject：IksearehonEfIectsofHydrocarbonEmplacementtoDiagenesisofReserVoirsinGutunarea，GanguyiOilneIdSpecian鑼：MineraIogy，Petrolo鼢Gitology

2、Name：InstructOr：(signature》：乙I‘垃X22衛(wèi)i日(signatu代)ABS’I’RAC’I’GuidedbytheadVancedtheo巧ofsedimentlogy，inaccordancewiththemacroscopicandmicroscopicmethods，throughthecoreobserVation，particlesizeandwellloganalysis，andcombinedw

3、ithbackgroundinfornlationontheregionaldeposition，toinVestigatethesedimenta呵characte“sticsoftheChan945，Chan96ResearchhasshownthatreserVoirsaremostlydeltaplainanddeltafrontsubfacies；thesandbodyismainlywaterdistributa巧chann

4、elandunder、ⅣaterdistributarychanneldepositsTheoilandgasdistributionofthestudyareaaremainlycontrolledbysedimentaryfacies，deltasandbodyasthemaindeVelopmentarea，withthethicknessofthesandbody，largescale，unifonnlithology，good

5、physicalproperties，betteroilinessGenerallyspeaking，goodqualitysandstonedistributionisf≥LVorableoilandgasaccumulationzoneThemajorreserVoirlithologycharactersanddiageneticpropenieshaVebeenstudiedbymeansofthecastingthinsect

6、ions，scanningelectronmicroscopeStudieshaveindicatedthatChan945、Chan96membersandstoneoilreserVoirtypeisfeldsparlithicsandstoneIthasexperiencedstrongdiagenesis，strongcompaction，strongcementationandstrongdissolutionandmetas

7、omatism，andhasreachedalatediageneticstageACompactioncarbonatecementationoftheporeshaVemadethemoreseriousdamageDissolutionpropertiesofthereservoirhaVemadesomeimproVement，andmetasomatismofthereserVoirhaVenotmadeanychangeAn

8、instancewasanalyzed，whichoftherelatiVecontentofmineralsinthereserVoirandtheVariationinthestIIatigraphicsection，tevealfluid—rockinteractioncharacteristicsofYanchangfbnnationofGanguyiOilFieldGutunareaThen，thecontrIolofhydr

9、ocarbonfillingtodiageneticeVolutionofthereserVoirwasdiscussed：theenlargementprocessofquanzinoilsaturatedzonehasbeencontinuousaRerthechargingofoil，buttheprocesshasbeenrestrainedincontrasttothatinwatersaturatedzone；theIate

10、calcitecementfillingwerecontrolled；inoilsaturatedoroil—richzone，illiteisrelatiVelylow，whileinsandswithsmallamountofoil，suchas廿1eo訂patchsands，orwithonlytraceofoilandwaterlayer，illitecontentisrelatiVelyhigh；feldsparsandlau