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1、山东科技大学硕士学位论文摘要ABSTRACTSyntheticallyapplyCBMgeology,coalgeology,coalpetrology,coalchemistryandothertheoriesanddisciplines,usedataofdrilling,logging,geologicalloggingandcoreanalysis,productionandvariousexperimentalanalysisetctostudytheexistencefeaturesofCBMandresourceassessmentofHuanghebeianditsadja
2、centareainShandongprovince.StudythefeaturesofcoalreservoirstratumofHuanghebeicoalfield,theresultsshowsthat:theCBMgassourcerockofthestudyareaisthecoalseamofTaiyuanformation.Thedistributioncharacteristicsarethesectionappearstoupperthin,lowerthick;theplaneappearstoeasternmoreandthin,westernlessandthi
3、ck.Almostallkindsofcoaltypesareincluded,butthemaintypesaregascoalandgas-fatcoal.ThemacrofeatureofcoalofShanxiformationismostoftypesaredimtypecoal,sapropeliccoalorhumosapropeliccoalexiststovaryingdegreesinpartofcoalseamofTaiyuanformation.Incoalreservoirstratumofthestudyarea,porosityandpermeabilityi
4、slow,superficialareaislarge.Butitcangeneratehighpermeabilityreservoirstratumbecauseoflaterreconstruction.StudytheexistencefeaturesofCBMofHuanghebeicoalfield,theresultsshowsthat:CBMisgenerallypresentinthecoalseamintheformofthreestates:adsorbedgas,freegasandwatersolublegas.TheCBMofthestudyareamostly
5、existsinmicroporeofcoalseamwithadsorptionstate.DeepwellpointinthestudyareadominatedbyCBM,butinthesuperficialpartisnitrogen.TheCBMcontentisgraduallyheightenfromsoutheasttonorthwestinstudyarea.Anddeeplydiscussestheinfluenceofstructuralenvironment,thelithologyoftheroofandfloorseam,magmaticrock,burial
6、depthofcoalseamandthethicknessofbedrockoverlyingandhydrogeologicconditiontoCBMexistence.EstimatetheCBMresourcesofstudyareaandevaluateselection,consequentlyconfirmthatthedeepcoalfieldofHuanghebeianditsnorthernareacanbethetargetareathatcanbeexploredanddevelopedinfuture.Keywords:coalbedmethane,coalre
7、servoirstratum,existencefeatures,resourceassessment山东科技大学硕士学位论文目录目录1绪论..................................................................................................................11.1选题依据与研究意义...............
