靖邊氣田沉積特征及其成藏規(guī)律.pdf

1、分類號(hào)：——密級(jí)：——單位代碼：!Q盟Z學(xué)號(hào)：!QQ311Q西北大學(xué)博士學(xué)位論文題目：堇墊氫圈沉麴掛塹厘墓盛癟趣徨作者：王勇指導(dǎo)老師：奎室厘專業(yè)技術(shù)職務(wù)：塾援學(xué)科(專業(yè))一芷塑堂!鲞互堂!貯廢堂答辯日期：壘QQZ生魚旦學(xué)位授予日期：二oo七年六月TheSedimentaryCharacteristicsAndTheHydrocarbonAccumulationLawOfJingbianGasFieldAbstract：OrdosBasi

2、nhasarichgasresource，howeveronlyfewofithasbeenexploredThefifthmemberofMajiagouFormationinOrdovicianiSoneofthefavourableseriesofstratum，andJingbiangasfieldisthemajorgasblockWiththeextensiononthegasfielddevelopmentandprodu

3、ction，itseemsmoreurgenttokeepthestableproductionandenlargegasareaandthereservesResearchingthedistributionofoilandgasthroughapplyingnewtechnologyandmethodwillbethefruitfulmeasuretoexploretheeasternpartofJingbianBuffedplat

4、form，SOthispaperisimplementedThispaperisbasedonthefruitsofthepreviouspeopleAnditmakesfulluseofthepresentmaterialsthatconcerningtodrilling，logging，gastestingandsampletestingTakingsedimentarytheoryastheacademicguidelineand

5、applyinggeochemistryindexescorrelationtechnologythispaperhasdefinedthedifferencebetweenhighevolutionseafaciespropelictypegasandcoalformedgasfirstlyThenithasconfirmedthegasreservoirsedimentaryenvironmentandsedimentarymode

6、lbasedonthesedimentarycharacteristicsoflithologycombinationandthediagenesisThirdlytroughquantitativeevaluationonresidualkarststrength，ithasmadesurethedevelopinggasfieldzoneFourthlyithasevaluatedthesealabilityofcapformati

7、onandreservoirfeaturesthroughanalyzingtheexperimentandloggingresultsLastbutnottheleast，throughcombiningthemethodsofgastransportationthispaperhasconcludedthehydrocarbonaccumulationlawsystematicallyandpredictsthefavourable

8、explorationzoneintheeasternpartofJingbianBuriedplatformThispapernotonlydefinestheSedimentaryenvironmentinJingbiangasfieldastidefiat，butalsomakessurethatthesourcerockconsistsofcarbonateinOrdovicianmainlyItalsofindsepidiag

9、enesisenvironmentfreshwaterdiagenesisandshallowburialdiagenesiscancontributetotheaccumulationandenlargementofstratumporesAtthesauletime，itfindsthatreservoirsedimentarydiageneticcancontrolthestorageandproductionofreservoi

10、fPrecarboniferouskarstpalaeogeomorphologyinJingbiangasfieldcancontrolthedevelopmentofthereservoir，andthetypeofgasreservoirisstratigraphictrapCombiningthesourcerocks，capformation，reservoirtrapandanalysispreservationcondit

11、ion，thispaperconcludestheHydrocarbonAccumulationLawandgasaccumulationconditioninJingbiangasfield，proposesthatShah227areatheeasternofShanl06areaandtheotherthreeareasarethebestzonetoexploreintheeastempartofJingbianBuriedpl