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- Study shows that two kinds of turbidites fan are developed in this area:sublacustrine fan and slump fan. 湖底扇是中期基准面上升的早期碎屑源区洪泛事件形成的重力流进入深湖区,沿湖盆短轴方向发育的浊积扇;
- This paper discusses sublacustrine fan in the middle and lower parts of the third stage of Shaheji... 对梁家楼油田中区的沙三中湖底扇进行了研究,结合湖底扇沉积体系控制因素,划分对比了区内沉积时间单元。
- Sublacustrine fan, braided channel sand body easy to the formation of lithologic reservoirs. 湖底扇、辫状沟道砂体易于形成岩性油气藏。
- In the lower part of Member 3 of Shahejie Formation, the main reservoir types are fan-delta and sublacustrine fan facies. 沙三段下亚段主要储层沉积相类型为扇三角洲相和湖底扇相。
- Some scale of sublacustrine fan deposit was developed in the Liushagang Formation of the Fushan Depression, the Beibuwan Basin. 福山凹陷流沙港组内发育一套具有一定规模的湖底扇沉积,其中可识别出浊流沉积、水下泥石流沉积和滑塌堆积3种沉积相单元。
- The result shows that four types of sedimentary fades occur in this area, they are alluvial fan, fan delta, sublacustrine fan and lake fades. 研究表明,研究区三叠系发育冲积扇、扇三角洲、湖底扇和湖泊相等4种沉积相类型,从百口泉组到白碱滩组经历了气候由干旱至潮湿的湖侵过程。
- The researches show that fan delta, alluvial plain, delta, lacus and sublacustrine fan develop, each sedimentary facies are divided into several subfacis again. 研究表明,该地区发育的沉积相有扇三角洲、冲积平原、三角洲、湖泊、湖底扇,每一种沉积相又分为几种沉积亚相类型;
- As a result, 6 major sedimentary systems are i-dentified, which are flood plain, fan-delta, braided river delta, delta, sublacustrine fan and lake facies. 其结果,识别出6种主要沉积体系类型,即泛滥平原、扇三角洲、辫状河三角洲、三角洲、湖底扇及湖泊相。
- According to comprehensive analysis,sublacustrine fan deposit which possesses gravity flow property is the domain sandstone sedimentary in this subsidence. 综合剖析表明,该断陷内的砂体主要为重力流性质的湖底扇沉积。
- Dalinghe oil layer is the result of basin's large extent subsiding, with environments of deep rift lake, and turbidite of sublacustrine fan were deposited. 锦270井区大凌河油层是盆地大幅度沉降条件下的产物,以深陷湖环境为主,发育湖底扇浊积岩。
- The secondary material sources from the west and the east formed the sublacustrine fan in the deep lake under the control of the main active faults in the east and the west. 而西部及东部的次要物源-辫状河三角洲也在东西两侧活动断层的控制下在湖盆深处形成湖底扇沈积体。
- Seven kinds of clastic sedimentary systems are developed in Es 3 and Es 4 of Gubei subsag, which are dominated by alluvial fan, fan delta and sublacustrine fan. 孤北洼陷沙三、四段主要发育七种碎屑岩沉积体系,以冲积扇、扇三角洲和湖底扇为主。
- The sublacustrine fan, as an important deposit in actic region of northern Chexi sub-sag, is characterized with both source and reservoir in it and favorable hydrocarbon accumulation conditions. 摘要湖底扇是车西洼陷北部陡坡带的一种重要的沉积类型,具有自生、自储的特点,成藏条件优越。
- The braid delta and sublacustrine fan deposits influenced by canyon were recognized inside the sag from the point of genesis based on the research results of the development pattern of brink canyons. 在此基础上,进一步研究了湖缘峡谷沉积体系对洼陷内部储集砂体的贡献以及对油气成藏的影响。
- Braided delta system and sublacustrine fan system constitute the primary Eogene coarse elastic sediments which are characterized mainly by short axial direction transportation depositlon. 辫状河三角洲体系和湖底扇体系,构成了伊舒地堑下第三系最主要的粗粒碎屑沉积体系。
- Main reservoir bodies include the river sandbodies of sublacustrine fan and the subaqueous distributary channel sandbodies in the delta front as well as sandstone dam in coast and shallow lake. 储层砂体主要为湖底扇河道、三角洲前缘水下河道及滨浅湖砂坝沉积。
- The sublacustrine fans of the studied area are the turbidite fans which gravity flo... 浊积扇砂体易形成岩性或构造-岩性油气藏,是油气勘探的重要目标。
- The fan-deltas, sublacustrine fans and flood plains constitute the main depositional systems of the Palaeogene of deep burial strata (below 3500m) in the Liaohe Basin. 摘要辽河盆地老第三系深层主要发育扇三角洲、湖底扇和泛滥平原沈积体系。
- Keywords sublacustrine fan;sedimentary microfacies;Zhuang74 block; 湖底扇;沉积微相;桩74块;
- Keywords sublacustrine fan;grain flow;slide turbidite fan;Chezhen Sag; 湖底扇;颗粒流;滑塌浊积扇;车镇凹陷;