中深部含氣儲層及源巖定量評價方法研究.pdf

1、中國石油大學（華東）碩士學位論文中深部含氣儲層及源巖定量評價方法研究姓名：烏洪翠申請學位級別：碩士專業(yè)：地球探測與信息技術指導教師：邵才瑞20080501QuantitativeEvaluationMethodStudyofMedium—deepGasReservoirandSourceRockWuHongcui(GeodetectionandInformationTechnology)DirectedbyAssociateProfSh

2、aoCairuiAbstractAstheneedofnationaleconomydevelopment，themedium—deepgasreservoirbecomesgraduallythemaintrendforexplorationinmostoilfieldsTherefore，itisimportanttoevaluatethemedium—deepgasreservoirsquantitativelybasedonth

3、eresearchingassourcerocksThispaperbeginswiththeevaluationofcoalbeds，generalizesthestatisticscharacteristicsforloggingresponsesofcoalbedsinkeywellsandrealizestheautomaticidentificationofcoalbedsbycrossplotmethod；thenprese

4、ntsthequantitativecomputingmethodsforparameterssuchascoalcomponents，porositypermeabilitygascontentandSOonIt’Ssuggestedthatcoalrankisclassifiedbycarboncontentandthegascontentalsodependsoncarboncontent，SOtheLangmuirequatio

5、nismodified，themethodsverifiedbygeochemicalanalyses，experimentalanalysisandwelltestdata，etcBasedonthis，asuitofquantitativeevaluationmethodsforcoalbedsisdeveloped，whichhasgoodidentificationresultsandbelievablecomputations

6、Onthebasisofabovestudies，thispaperevaluatesthemediumdeepgasreservoirsThestatisticscharacteristicsofloggingresponsesarecomparedbetweenthemediumdeepandshallowgasreservoirs，andtheconventionalwellloggingidentificationmethods

7、aregeneralizedThen，theporosityofgasformationhasbeenfineevaluatedusinghydrocarboncorrectionorcrossplotmethodaccordingtothelithologydistributionInordertocalculatethegassaturationmoreaccuratelytheKukalmethodistestedbyfourwe

8、lls’experimentaldata，thecomparisonbetweenporosityrecalculatedbyKukalandcoreporosityshowsthattheyhavegoodcorrelationandapprovestheaccuracyofKukalsaturationindirectlyFinallythequantitativeevaluationprogramisdevelopedandsho