数据汇交资源 - 国家冰川冻土沙漠科学数据中心

塔里木盆地寒武系膏盐岩沉积特征与发育模式

塔里木盆地寒武系膏盐岩沉积特征与发育模式 2024-01-24

关键词:: 膏盐岩; 沉积特征; 发育成因; 寒武系; 塔里木盆地

塔里木盆地寒武系膏盐岩是塔里木盐下—盐间勘探领域的基本地质要素,也是典型海相蒸发岩沉积序列,但目前对这套蒸发岩的关注较少。通过野外勘测、最新二维地震解释、中央隆起16口探井资料综合分析,以"点—线—面"思路开展了膏盐岩沉积特征研究,编制了中—下寒武统盖层、膏盐岩层等厚图和阿瓦塔格组沉积相图,建立了中—下寒武统膏盐...

作者:: 樊奇,樊太亮,李清平,杜洋,张岩,苑雅轩
文件大小:: 15.6 MiB

Deep-seated faults and folds and their effects on hydrocarbon fluid migration and accumulation in the sedimentary basin: a case study from the northwestern Sichuan Basin of China

Deep-seated faults and folds ... 2024-01-24

关键词:: SHAN THRUST BELT; FORELAND BASIN; ACCRETIONARY WEDGES; STRUCTURAL STYLES; MECHANICS; KINEMATICS; EVOLUTION; GEOMETRY; INSIGHTS; SYSTEMS

Deep-seated faults and folds of foreland basin systems have become important exploration targets in the recent years because they are crucial in controlling ...

作者:: Xi Wang,Yin Liu,et al
文件大小:: 19.1 MiB

DEVELOPMENT CHARACTERISTICS AND FORMATION MECHANISM OF DEEP STRIKE-SLIP FAULTS IN CENTRAL SICHUAN BASIN BASED ON SEISMIC DATA INTERPRETATION

DEVELOPMENT CHARACTERISTICS A... 2024-01-24

关键词:: Deep strike-slip fault; flower-like structure; central Sichuan area; Sichuan Basin; tectonic evolution

The deep marine carbonate reservoir in the central part of the Sichuan Basin is a hot field for oil and gas exploration. Deep strike-slip faults were develop...

作者:: Shangzi Liang,Zhong Li
文件大小:: 2.4 MiB

川西中三叠统雷口坡组三段-四段白云岩特征与成因——来自于岩相学及地球化学的约束

川西中三叠统雷口坡组三段-四段白云岩特征与成因——来自于岩... 2024-01-24

关键词:: 白云岩类型; 岩相学; 地球化学; 白云岩化模式; 雷口坡组; 川西

白云岩化是影响储层发育是否的重要沉积-成岩过程。作者通过在对川西地区的中三叠统雷口坡组的雷三至雷四段的岩相学,碳、氧、锶、镁同位素以及元素地球化学等综合研究,划分出含膏的泥晶云岩AD0、泥晶云岩D0、泥粉晶云岩D1、粉细晶云岩D2、微生物云岩MD、含灰质藻云岩CD(交代结构)以及去云化的泥粉晶云岩(CD0CD1)...

作者:: 钱一雄,武恒志,周凌方,黄康俊,邓美洲,李勇,董少峰,王琼仙
文件大小:: 3.1 MiB

断陷盆地边界断裂结构特征及物性差异定量评价—以车镇凹陷埕南断裂为例

断陷盆地边界断裂结构特征及物性差异定量评价—以车镇凹陷埕南断裂为例 2024-01-24

关键词:: 断裂分段; 断裂带结构; 断裂带物性特征; 车西洼陷

利用地震、测井、岩心以及物性测试数据等资料,从断裂规模和断层生长连接分段性特征入手,分析了埕南断裂构造发育特征及分段性,精细划分了埕南断裂不同段的断裂带结构及差异性,对比了不同断裂带结构单元物性差异性.研究认为:(1)埕南断裂在车西洼陷内具有明显的分段性构造发育特征,可划分为北西向、北西西向、北东向和北东东向四个...

作者:: 杜彦男,吴孔友
文件大小:: 3.8 MiB

Geological?control?on?carbon?isotope?equilibrium?and?kinetic?fractionation?of?CH4-CO2-HCO3-2?in?microbial?coalbed?and?shale?gas?systems

Geological?control?on?carbon?... 2024-01-24

关键词:: Microbial gas Carbon isotope Equilibrium or kinetic fractionation CO2 dissolution CO2/CH4

Microbial coalbed gas (CBG) and shale gas (SG), predominately composed of methane (CH4) and carbon dioxide (CO2), are important economic resources and potent...

作者:: Xiangrui Chen
文件大小:: 9.2 MiB

Formation and evolution of nanopores in shales and its impact on retained oil during oil generation and expulsion based on pyrolysis experiments （生排油过程中页岩纳米孔隙的形成和演化及其对残留油的影响：基于热解实验）

Formation and evolution of na... 2024-01-24

关键词:: ShaleOil generation and expulsionPyrolysis experimentsMaturityPore structureRetained oil

There have been few systematic studies on the relationship between shale nano-pore formation and evolution and its oil generation and expulsion since geologi...

作者:: Sun Jian
文件大小:: 3.5 MiB

The relationship between Diagenetic Evolution and Hydrocarbon Charge in Deep Tight Reservoirs: A Case Study from Kepingtage Formation of S9 Well Block in Tarim Basin

The relationship between Diag... 2024-01-24

关键词:

The Silurian Kepingtage Formation of Tarim Basin is an important deep clastic reservoir. Exploration practice shows that the reservoirs are generally charact...

作者:: Yukai Qi,Huixi Lin,Fushun Zhang,Xiuxiang Zhu,Hanwen Hu,Bo zhou,Qing Wei
文件大小:: 4.9 MiB

Influence of retained bitumen in oil-prone shales on the chemical and carbon isotopic compositions of natural gases: Implications from pyrolysis experiments （残留油对腐泥型烃源气体组成及碳同位素特征的影响：来自热解实验的启示）

Influence of retained bitume... 2024-01-24

关键词:: Shale; bitumen; Pyrolysis

Retained bitumen in oil-prone source rocks has a significant impact on late gas generation but such influence is still poorly quantified because it is quite ...

作者:: Gai Haifeng
文件大小:: 2.6 MiB

四川盆地东部中二叠统茅口组热液白云岩发育模式及对储层的改造

四川盆地东部中二叠统茅口组热液白云岩发育模式及对储层的改造 2024-01-24

关键词:: 热液白云岩化; 识别标志; 储层改造; 茅口组; 四川盆地

针对四川盆地东部中二叠统茅口组异常白云岩分布,利用岩心岩石学特征描述、地化测试、地震和测井资料综合解释等方法,分析了热液白云岩化作用的识别标志和发育时间,探讨了其成因模式及对储层改造。研究结果表明:不规则白云岩分布、中-粗晶基质白云岩、早期张性裂缝和溶洞中以充填鞍形白云石和石英-鞍形白云石是主要识别标志,白云石流...

作者:: 张涛,林娟华,韩月卿,王泽宇,秦军,张荣强
文件大小:: 20.3 MiB

塔里木盆地中—下奥陶统岩溶水文地貌结构类型及特征

塔里木盆地中—下奥陶统岩溶水文地貌结构类型及特征 2024-01-24

关键词:: 水文地貌结构; 岩溶古地貌; 岩溶古水文; 表生岩溶储层; 中—下奥陶统; 塔里木盆地

表生型岩溶储层是塔里木盆地中—下奥陶统油气勘探的重点目标。为了深入认识岩溶储层的分区差异性,基于塔里木盆地大量钻井、取心和地震资料以及柯坪地区野外露头考察资料,对塔里木盆地不同地区中—下奥陶统岩溶古地貌和古水文进行了精细刻画,并划分了岩溶水文地貌结构类型,揭示了水文地貌结构对岩溶储层发育的控制效应。

作者:: 蔡忠贤,张恒,漆立新,云露,曹自成,沙旭光
文件大小:: 3.2 MiB

Pore characteristics of the carbonate shoal from fractal perspective

Pore characteristics of the c... 2024-01-24

关键词:: Carbonate; shoal Fractal dimensions; NMRHPMISEM

The carbonate shoal is a notable reservoir for the hydrocarbon enrichment. Fractal theory has been proven to be a robust analytical tool to indicate the pore...

作者:: Duan Wei,Zhiqian Gao,Chi Zhang,Tailiang Fan,Grace Muzee Karubandika,Miaomiao Meng
文件大小:: 2.8 MiB

A conceptual model to investigate the impact of diagenesis and residual bitumen on the characteristics of Ordovician carbonate cap rock from Tarim Basin, China

A conceptual model to investi... 2024-01-24

关键词:: Carbonate cap; rockDiagenesis; Carbonate cements; StylolitesResidual bitumen

The Lower-Middle Ordovician Yingshan (O1-2y) Formation associated with large unconformity weathering crust was the main hydrocarbon reservoir in the Tarim Ba...

作者:: Jun Wu,Tailiang Fan,Zhiqian Gao,Xinxin Yin,Xue Fan,Chenchen Li,Wenyi Yu,Chen Li,Chenjia Zhang,Jinhuang Zhang,Xining Sun
文件大小:: 13.9 MiB

Provenance of Early Late Ordovician marine carbonate red beds in the Tarim Block and implication for tectonic evolution of northern Gondwana

Provenance of Early Late Ordo... 2024-01-24

关键词:: As the largest oil-bearing basin in northwest China; the Tarim basin records multiple major tectonic-sedimentary transitions during the Early Paleozoic

Tarim block;marine carbonate red beds;provenances research;tectonic setting

作者:: Yifan Song,Zhong Li,Yuanquan Zhou
文件大小:: 30.4 MiB

Methane-dominated gaseous inclusions in the Sinian carbonate reservoirs in central Sichuan Basin and their implications for natural gas accumulation (川中地区震旦系碳酸盐岩储层中的富甲烷气体包裹体及其对天然气成藏的指示)

Methane-dominated gaseous inc... 2024-01-24

关键词:: Natural; gasFluid inclusionRaman; spectrumOil crackingOverpressureSichuan basin

The occurrence and genetic origins of gaseous inclusions in the Sinian carbonate reservoirs of Anyue gas field in central Sichuan Basin were investigated wit...

作者:: Wang Xing
文件大小:: 15.1 MiB

Geochemical characteristics, depositional environment, and provenance attitude of the Middle Jurassic Yangye Formation lacustrine mudstones in Kashi Sag, south-western Tarim Basin

Geochemical characteristics, ... 2024-01-24

关键词:: depositional environment; Kashi Sag; provenance; tectonic setting; Yangye Formation

Middle Jurassic mudstones from the Yangye Formation are widely exposed in the Kashi Sag and regarded as significant potential source rocks. Geochemical chara...

作者:: Jingbin Wang,Zhiliang He,Dongya Zhu,Qian Ding
文件大小:: 4.4 MiB

Enhanced interpretation of strike-slip faults using hybrid attributes: Advanced insights into fault geometry and relationship with hydrocarbon accumulation in Jurassic formations of the Junggar Basin

Enhanced interpretation of st... 2024-01-24

关键词:: Seismic attributes; Artificial neural network (ANN); Fault linkage; Strike-slip fault; Hydrocarbon migration; Junggar basin

Strike-slip faults can play an important role in hydrocarbon accumulation. Therefore advanced studies on the interpretation of intra-basinal strike-slip faul...

作者:: Lijie Cui a,Kongyou Wu,et al
文件大小:: 39.0 MiB

The basin and range systems and their evolution of the northwestern margin of Junggar Basin, China: Implications for the hydrocarbon accumulation

The basin and range systems a... 2024-01-24

关键词:: Junggar Basin; basin and range system; structural characteristics

Basin and range system in the northwestern margin of the Junggar Basin highly controlled the distribution of sediments and oil and gas. Detailed studies of b...

作者:: Yucheng Zhou,Qinghua Chen,et al
文件大小:: 5.2 MiB

含油气盆地微观裂缝脉体期次、成因与流体演化研究进展及展望

含油气盆地微观裂缝脉体期次、成因与流体演化研究进展及展望 2024-01-24

关键词:: 稀土元素; 古流体演化; 成岩序次; 裂缝脉体; 含油气盆地

沉积岩石中断裂与裂缝是含油气盆地流体活动的重要通道,断裂与裂缝中充填的不同期次、不同类型的矿物脉体是烃-水-岩相互作用的产物,记录了断裂、裂缝形成过程中不同期次流体性质、组分、来源以及温压场、氧化还原环境等信息,为研究沉积盆地断裂发育、流体动力场特征、物理化学环境及封闭与保存条件等地层古流体活动、动态演化过程提供了重要线索。

作者:: 陈少伟,刘建章
文件大小:: 872.3 KiB

Influence of the grain shape and packing texture on the primary porosity of sandstone: Insights from a numerical simulation

Influence of the grain shape ... 2024-01-24

关键词:: Discrete-element-method simulated; grain packing texture; grain shape; primary porosity; sandstone.

Sandstone is an important carrier of underground hydrocarbon and the geological sequestration of carbon dioxide. Primary porosity is an important parameter u...

作者:: Yiming Yan,Liqiang Zhang,Xiaorong Luo,Keyu Liu,Tong Jia,Yanjun Lu
文件大小:: 26.7 MiB