16729.下寺灣油田北溝北部長(zhǎng)2油藏描述

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)表或撰寫過的研究成果；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)位或證書而使用過的材料。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：毒咝遂學(xué)位論文使用授權(quán)的說明

2、本人完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、公開閱覽、借閱以及申請(qǐng)專利等權(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：盎璧耍日期：2Q絲：D＆，絲導(dǎo)師簽名：英文摘要Subject：Thereservoirdescriptionofchang2innorthernpar

3、tofBeigouinXiasiwanOilfiledSpeciality：Mineralogy、Petrology、MineralDepositGeologyName：Lixiaoqin(signature)厶幽L—Instructor：Liyanxia(signature)厶如Ki壘ABSTRACTSincetherollingextensiondevelopmentofnorthernpartofBeigou，therehasno

4、ttoconductacomprehensiveandsystematicstudyworkingMainlydependonthesurroundingwelldatacontrast，andlackoftheoreticalresearchguidanceItisnecessarytofurthermakeclearthegeologicalcharacteristics，sedimentaryfacies，reservoirhyd

5、rocarbonaccumulation，andotherreservoircharacteristicsProvidingcertaintheoreticalbasisforfurtherexplorationofthestudyareaandthesurroundingWiththeguidanceofthetheoryofsedimentologystructuralgeology，petroleumgeologyoilandga

6、saccumulationgeologyonthebasisoffieldoutcrop，coreanalysislaboratorytestsdata，loggingdata，testoilandmininginformation，combiningthepredecessorresearchresults，thestratigraphicdistributionandcorrelation，structuralfeatures，se

7、dimentarymicrofaciesandsandstonedistribution，reservoircharacteristics，oilreservoirenrichcharacteristicsofChan92oillayerwereresearchedTheresearchshowedthat：Chan92formationwereseparatedintothreeoilsublayerwhichincludingCha

8、ng乏Chan92zandChan923TheChan922canbefurtherdividedintoChan922～，Chan9222andChan922一ThetopofChan922‘1wasinciseddenudationbytheancientriveranddistributionrangelimited；ThetopstructureofChang2oillayerwasoverallperformanceofwes

9、tpourmonoclinic，locallydevelopedmultiplenose—shapedupliftstructures；Chang芝oillayerbelongtiversedimentation，Chang222andChang23arebelongtobraidedriversedimentationandwidthofchannelisabout2“4kmChan922～isbelongtomeanderingri

10、verdepositionThechannelextendsfromthenortheasttothesouthwestTheskeletonsandbodyischannelsanddamdeposits，thesinglesandlayerthicknessis818metersandshowazonaldistributionontheplane；TheChang2reservoirrocktypeismainlyfine—gra

11、inedfeldsparsandstone，withaverageporosity136％andaveragepermeability49《10一um2Comprehensiveevaluatedthereservoirismedium—lowporosityandlowpermeabilityreservoirThemainporethroatscombinationareminiatureholeswithmicrothroatsT

12、hemainporetypesareintergranulardissolvedporeandintragranulardissolvedporeTheintrastratainterstrataandplaneofthereservoirhaveamediumheterogeneousreservoirsandsReservoirsensitivitywith‘‘threelowtwomedium’characteristic，nam