【7A文】中国致密油（Tight Oil）的地质特征与资源潜力（英文版）.pptx

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1、ChinaTightOil:GeologicalControlsandResourcePotentialJiaChengzaoAcademicianoftheChineseAcademyofSciencesApril,2012Contents1、TightoilinChina2、TightoilindolomiticrockofLucaogouFormationofPermianinJunggarbasin3、TightoilinsandstoneofChang6andChang7ofYanchangformation(Tri

2、assic)inOrdosbasin4、TightoilinJurassicofSichuanbasin,SongliaobasinandBohaiBaybasin5、ResourcepotentialThelargeareadistributionoftightreservoir：Φ﹤10%、K﹤1mDWidedistributionofhighmaturityofthesapropeltypegoodsourcebed：TypeⅠorⅡofkerogen、averageTOC﹥1%、Ro＝1.0－1.3%、API﹥40

3、°Continuousdistributionoftheintimatecontactcoextensivelayersystemoftightreservoirandoilsourcerock，withnoappreciabletrapboundary1)DefinitionofTightoilAccumulationmodeloftightoilstructuralhydrocarbonreservoirShalegasTightoilTightoiloil-generatingwindowgas-generatingw

4、indowoil-generatingwindowgas-generatingwindowlegendSandbodyofgravityflowglutenitesandstonefinesandstonesiltstonelimestonemuddyDolomiticlimestonelimestonedolomitecoquinaEuxinicargillutiteorganicleanargillutiteTightoilofTheUnitedStatesAccordingto：TheTruthaboutOil，Brya

5、nWalsh,Time,Vol.179No.14，April9，2012Ordosbasin塔里木羌塘RealisticareaPotentialareaTuhabasinCaidamubasinDistributionofmaintightoilbasinsinChinaJunggarbasinSantanghubasinYanchangformationofOrdosbasinChang7Fm.(Permian):337wellsofCommercialoilflow;reserves:4.2milliontonsPe

6、rmianofJunggarbasinPingdiquanFm.(Permian)3wellsofcommercialoilflow，favorablearea:1500km2Lower-middleJurassicofSichuanbasinJurassic,Proved:80milliontons，3Preserves:160milliontonsShahejieformationofBohaiBaybasinWellShugu165:Es3BOPD:7m³ShahejieFm.,QikouSag:3Preserves

7、:300milliontonsTightoil,inthefuture,isthemainexplorationdomainofunconventionalpetroleuminChinaSichuanbasinKunmingWuhanNanningGuangzhouBeijingBohaiBaybasinZhenzhouHarbinSongliaobasinShenyangQingshankouformationofSongliaobasinWellYuanping1,FreservoirBOPD:95m3Permeabi

8、lity/mD0.0010.10.0110001001010.5100202510020257474ReservoirStandardsK<1mDReservoirTypes：ClassⅠ：φfrom7%to10%ClassⅡ：φfrom4%to7%ClassⅢ：