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时间:2019-05-22
《长岭油气田东断块火石岭组一段沉积相》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、2012年2月大庆石油地质与开发Feb.2012第3l卷第1期PetroleumGeologyandOilfieldDevelopmentinDaqingV01.31No.1DOI:10.3969/J.ISSN.1000.3754.2012.01.007长岭油气田东断块火石岭组一段沉积相麻旭刚朱建伟王建波曲前中成俊邓超(1.吉林大学地球科学学院,吉林长春130061;2.中国石化东北油气分公司研究院,吉林长春130062;3.中国石油大学地球科学学院,北京102249)摘要:长岭油气田东断块火石岭组
2、地层发育于松辽盆地断陷期,沉积建造复杂,沉积相(储层)研究薄弱。通过对钻井岩心、测井和地震等资料的综合分析,对长岭油气田东断块火石岭组一段的沉积相进行了详细划分。认为研究区火石岭组一段发育扇三角洲、水下扇和湖泊3种沉积相类型,划分出6种沉积亚相,其中最主要的为扇三角洲相。在平面上,沉积相呈近南北展布,北部早期为水下扇沉积,逐渐转变为扇三角洲沉积,晚期物源消失;南部早期没有物源,后期出现扇三角洲沉积,持续到火石岭组一段末期。关键词:松辽盆地;长岭油气田;火石岭组;沉积相中图分类号:TE121.3文献标
3、识码:A文章编号:1000—3754(2012)01-0036-05MEMBER.1SEDIMENTARYFACIESoFHUoSHILINGFoRMATIoNINEASTFAULTEDBLoCKoFCHANGLINGoILANDGASFIELDMAXugang。。ZHUJianwei,WANGJianbo,QUQianzhong,CHENGJun,DENGChao(1.CollegeofEarthSciences,JilinUniversity,Changchun130061,China;2.Re
4、searchInstituteofExplorationandDevelopmentofNortheastOi~eldCompany,SINOPEC,Changchun130062,China;3.CollegeofEarthSciences,ChinaUniversityofPetroleum,Be~fing102249,China)Abstract:Therearerathercomplexsedimentarybuildandpoorreservoirsedimentaryfaciesstud
5、iesinHuoshilingFormationhorizonsofEastBlockofChanglingOilandGasfielddevelopedduringtheriflingperiodofSongliaoBa—sin.Basedonthecomprehensivestudiesofthedrilledcores,welllogs,seismicdataandSOforth,thedetailedclassificationofMember-1sedimentaryfaciesesofH
6、uoshilingFormationoftheblockiSconducted.Thestudiesshowthatthreekindsofsedimentaryfacieses:fandelta,underwaterfanandlacustrinefacies,withmainlyfandeltaaredevelopedinMember一1oftheFormationofthestudyarea.Andfurthermoresixkindsofsedimentarysub—faciesesared
7、ivided,amongthemtheformeristhemostimportantone.Intheplane,thefaeiesesspreadsnearlynorth—south.Theunderwaterfanisdepositedintheearlyperiodofthenorth,andthengraduallytransformedintofandel—tadeposition,finallythesourcesofthematteraredisappearedinthelatepe
8、riod;onthecontrary,inthesouth,thereisnothesourceintheearlyperiod,intheendthefandeltadepositionappearsandthencontinuouslyextendstotheendperiodofMember-1ofHuoshilingFormation.收稿日期:201l一10-09改回日期:2011—10—15作者简介:麻旭刚,男,1986年生,在读硕士,矿产普查与勘探油气方
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