隴東環(huán)縣產(chǎn)建目標(biāo)區(qū)長8儲集層特征研究及有利區(qū)預(yù)測.pdf

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3、權(quán)的說明中指出(含解密年限等)。英文摘要Subject：ReservoirCharacteristicsandFavorablePredictionofChang8ofProductionConstructionTargetAreainHuanxianOilDistrict，LongdongAreaSpeciality：EarthExplorationandInformationTechnologyName：YanBo(signatur

4、e)Instructor：ZhaoJunlong(ABSTRACTChang8reservoirofHuanxianoildistrict，LongdongareaislowporosityandlowpermeabilityreservoirThroughthegeologicalresearchandfavorablepredictionofthestudyareathedevelopmentefficiencyisincrease

5、d，andtheworkcycleisreducedFirstlybasedontheliteratureresearch，themethodsofreservoircharacteristicsresearchandfavorablepredictionarecombedAndthen，basedongeologicaldatacoredataloggingdataandtestdatatheresearchofstratigraph

6、icclassificationandcorrelation，reservoirmicrostructuralfeatures，sandthicknessdistributionandsedimentarymicrofaciescharacteristics，reservoirandheterogeneitycharacteristicsandreservoirparametersdistributioncharacteristicof

7、thestudyareaiscarriedoutAtlast，theresearchoffavorablepredictioniscarriedoutTheresearchshowsthatChang8reservoirofthestudyareacanbedividedinto2sublayers，Chang81andChang82Amongthem，Chang81canbedividedinto3smalllayers，Chang8

8、11，Chang812andChang813，andChang82alsocanbedividedinto3smalllayers，Chang821，Chang822andChang823AllsmalllayersofChang8arewesternleaningmonoclinalstructure，anddevelopsmallnose—likeupliftThisnoselikeuplifthascertainsuccessio

9、nindifferentsmalllayers，butthelowerstructuralchangeislargeThemainsedimentarymicrofaciesofChang8reservoirareunderwaterdistributarychannel，underwaternaturalleveeandunderwaterdistributarybayTheyaremainlyaffectedbytheclastic

10、sedimentarybodywhichisformedinwesternandsouthwestemprovenanceChang8reservoiranditshydrocarbondistributionareaffectedbyshallowwaterdeltafront，anddistributesinbandfromwestsouthtoeast—north。TheclasticrocktypesofChang8reserv

11、oiraremainlylithicarkoseandfeldspathiclithicsandstone，andtheratiooffeldsparquartzandlithicfragmentiscloseto1：1：1Itsporositytypesaremainlyintergranularpore，feldspardissolutionholes，debrisdissolvedpore，intercrystallinepore

12、sandmicrocracksTheporosityofChang812reservoirismainlydistributedin45％～156％andtheaverageis89％Anditspermeabilityismainlydistributedin01～34x10。pm2，andtheaverageis07x10。gm2Thereisagoodcorrelationbetweenitspermeabilityandporo

13、sityandtheplanardistributiontrendofpermeabilityisverysimilartoporosity’SInfluencedbysedimentarymicrofaciesofChang8reservoirporosityandpermeabilitydistributesinbandThecentralpartofthestudyareapresentsthebestpropertyThepla