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时间:2020-05-16
《论叠合含油气盆地多勘探“黄金带”及其意义.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、石油勘探与开发2015年2月PETR0LEUMEXPLoRAT10NANDDEVELoPMENTVO1.42No.1文章编号:1000.0747(2015)01-0001—12DOI:10.11698/PED.2015.01.Ol论叠合含油气盆地多勘探“黄金带"及苴,、音,I、义赵文智,胡素云,刘伟,王铜山,姜华(中国石油勘探开发研究院)基金项目:国家油气专项(2011ZX05004);中国石油天然气股份有限公司重大科技专项(2014E.32—01)摘要:蒂索生烃模式指出了“液态窗”存在的温度和深度范围,成为油气勘探
2、的“黄金带”,但勘探实践证实中国叠合盆地发育多个勘探“黄金带”。多勘探“黄金带”的形成有3方面因素:①烃源灶多期、多阶段发育与古老烃源岩“双峰式”生烃;②储集层多阶段发育;③成藏多期性与晚期有效性常规烃源灶、液态烃裂解气源灶以及多套规模有效储集层控制了“黄金带”的时空分布;勘探“黄金带”具有继承叠置与横向迁延的特点,其中古隆起、古斜坡、古台缘与多期继承性断裂带控制了勘探“黄金带”内油气分布。多勘探“黄金带”的提出是对中国近年来油气发现规律认识的深化,表明中国叠合盆地深层仍有经济资源,油气发现呈多期、多阶段的特点,勘探
3、潜力更大。图10表1参20关键词:叠合盆地;多勘探“黄金带”;常规烃源灶;液态烃裂解气源灶;规模储集层;多期成藏;深层;中国陆上中图分类号:TEl22.2文献标识码:AThemulti-staged‘‘goldenzones’’ofhydrocarbonexplorationinsuperimposedpetroliferousbasinsofonshoreChinaanditssignificanceZhaoWenzhi,HuSuyun,LiuWei,WangTongshan,JiangHua(PetroChina
4、ResearchInstituteofPetroleumExploration&Development,Beijing100083,China)Abstract:ThehydrocarbongenerationmodelproposedbyTissoteta1.pointsoutthetemperatureanddepthof‘‘liquidHCwindow”,whichhasbecomea‘‘goldenzone”forhydrocarbonexploration.Ithasbeenprovedbyexplorat
5、ionthatmulti—staged‘‘goldenzones’’forhydrocarbonexplorationiscommonlydevelopedinthesuperimposedpetroliferousbasinsofonshoreChina.Therearethreefactorsfortheformationofmulti-staged“goldenzones”ofHCexplorationinthesuperimposedbasins:(1)sourcekitchensdevelopedwithm
6、ulti—periodsandmulti—centerswhichhavebeenverifiedtoleadmulti—stagesofHCgenerationwithlargescale,(2)multi—stagedreservoirsdevelopwithlargescale,(3)hydrocarbonaccumulationsOCCUrwiththemulti-periodsandlateefectiveness.Theconventionalsourcekitchens,dispersedliquidH
7、C—crackinggaskitchensandefectivereservoirswithlargescalejointogethertocontrolthedistributionof‘‘goldenzones”intimingandspace.Explorational“goldenzones’’havethecharacteristicsofinheritedstackingandlateralvariation.Palaeo—highs,palaeo—slopes,palaeo-platformmargin
8、s,andmulti-periodinheritedfaultzonescontrolthedistributionofhydrocarbonsintheexplorational“goldenzones”.Theconceptofmultiexplorational‘‘goldenzones’’helpstodeepentheknowledg
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