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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

Tracing the origin and formation mechanisms of coalbed gas from the Fuxin Basin in China using geochemical and isotopic signatures of the gas and coproduced water

Tracing the origin and format... 2024-01-24

关键词:: Microbial coalbed gas Coproduction water CO2 dissolution Isotope fractionation Fuxin Basin

Coalbed gas (CBG) is an unconventional natural gas with a large resource potential. In order to determine its origins, formation pathways and mechanisms, stu...

作者:: Xiangrui Chen
文件大小:: 4.3 MiB

鄂尔多斯盆地奥陶系马家沟组五段富铁白云石成因

鄂尔多斯盆地奥陶系马家沟组五段富铁白云石成因 2024-01-24

关键词:: 孔隙; 富铁白云岩; 马家沟组; 奥陶系; 鄂尔多斯盆地

鄂尔多斯盆地马家沟组五段白云岩,按照晶粒可分为两种类型:晶粒较细的M型微晶白云岩和晶粒相对较粗的F型粉细晶白云岩。这两类白云岩都具有较高的Fe含量,但Fe并不是均一分布的。在M型微晶白云岩中,基质白云石的铁含量为583×10-63 811×10-6,富铁白云石主要以膏溶铸模孔的孔隙充填物的形式存在,粗晶白云石充填...

作者:: 张军涛,何治亮,岳小娟,孙宜朴,金晓辉,陈霞
文件大小:: 895.4 KiB

Architecture and paleogeography of the Early Paleozoic carbonate systems in the east-central Tarim Basin (China): Constraints from seismic and well data

Architecture and paleogeograp... 2024-01-24

关键词:: Tarim basin; Carbonate platforms; Cambrian; Ordovician; Paleogeography; Sedimentary evolution; Seismic interpretation

The evolution of the Cambrian-Middle Ordovician carbonate systems in the east-central Tarim Basin, northwestern China, has been investigated using 2D seismic...

作者:: Yuan Huang,Tailiang Fan,Fabrizio Berra
文件大小:: 17.6 MiB

鄂尔多斯盆地南缘奥陶系平凉组微生物碳酸盐岩储层特征与演化过程

鄂尔多斯盆地南缘奥陶系平凉组微生物碳酸盐岩储层特征与演化过程 2024-01-24

关键词:: 放射纤维状方解石; 溶蚀作用; 微生物碳酸盐岩; 平凉组; 奥陶系; 鄂尔多斯盆地南缘

微生物碳酸盐岩储层作为一种重要的油气储层，蕴含大量油气资源。近期在鄂尔多斯盆地中东部马家沟组发现有工业气流，证实这类储层在鄂尔多斯盆地也具有十分广泛的勘探前景。在盆地南缘同样发现类似储层，通过岩石学和地球化学手段，研究了该区奥陶系平凉组微生物碳酸盐岩储层发育特征及演化过程。盆地南缘发育有较盆地内更大规模的微生物丘...

作者:: 张军涛,金晓辉,孙冬胜,杨佳奇,丁茜
文件大小:: 1.7 MiB

Multiphase flow in tight sandstone: An improved application for 3D intermingled fractal model

Multiphase flow in tight sand... 2024-01-24

关键词:: Tight sandstone; Fractal; Mineral component; Multiphase displacement

Multiphase displacement in tight sandstone is fundamental and critical for tight oil production. Micropores dominate the pore space in tight sandstone. Micro...

作者:: Caoxiong Li,Mian Lin,Lili Ji,Wenbin Jiang
文件大小:: 4.5 MiB

Identification and characteristic analysis of carbonate cap rock: A case study from the Lower-Middle Ordovician Yingshan Formation in Tahe oilfield, Tarim Basin, China

Identification and characteri... 2024-01-24

关键词:: Carbonate cap; rockRecognition patternsSealing; capacityYingshan Formation

Accurate description of heterogeneous distribution and complex sealing capacity of carbonate cap rock is essential for prospecting carbonate reservoirs. Base...

作者:: Jun Wu,Tailiang Fan,Zhiqian Gao,Yu Gu,Jiabei Wang,Yang Du,Chen Li,Shanshan Wang,Chenjia Zhang,Miaomiao Meng,Duan Wei,Hua Fan
文件大小:: 15.2 MiB

New understanding of overpressure responses and pore pressure prediction: Insights from the effect of clay mineral transformations on mudstone compaction.

New understanding of overpres... 2024-01-24

关键词:: Clay mineral transformations; Chemical compaction; Normal compaction trend; Loading-unloading curves; Overpressure identification; Pressure prediction

Chemical compaction dominated by clay mineral transformations, commonly develops in deeply buried mudstones, and prominently affects the petrophysical proper...

作者:: Li Chao,Luo Xiaorong,Zhang likuan,Fan Caiwei,Xu changgui,Liu Aiqun,Li Hu,Li jun,Lei yuhong
文件大小:: 10.2 MiB

Rapid multiscale pore network modeling for drainage in tight sandstone

Rapid multiscale pore network... 2024-01-24

关键词:: Multiscale pore network modeling; Rapid; Two-phase flow; Tight sandstone

Tight sandstone possesses multiscale pores. Capturing and modeling the important pore properties into a pore network for drainage is challenging and computat...

作者:: Zhipeng Xu,Mian Lin,Wenbin Jiang,Lili Ji,Gaohui Cao
文件大小:: 30.8 MiB

Mortar dynamic coupled model for calculating interface gas exchange between organic and inorganic matters of shale

Mortar dynamic coupled model ... 2024-01-24

关键词:: Shale gas; Dynamic transport; Interface exchange; Mortar

Shale gas has revolutionized the world energy in recent years. In this work, a mortar dynamic coupled model (MDCM) is successfully built for simulating gas t...

作者:: Gaohui Cao,Wenbin Jiang,Mian Lin,Lili Ji,Zhipeng Xu,Siping Zheng,Fang Hao
文件大小:: 3.1 MiB

Enhanced effects of large-scale CO2 transportation on oil accumulation in oil-gas-bearing basins — Implications from supercritical CO2 extraction of source rocks and a typical case study

Enhanced effects of large-sca... 2024-01-24

关键词:: Basin fluids; Supercritical CO2 extraction; Oil migration; Fluid inclusion; CO2-Oil reservoir; Huangqiao; Subei basin

Large-scale mantle-derived CO2 emplacement and co-accumulation of CO2 and crude oil have been discovered in oil-gas bearing basins in eastern China and many ...

作者:: Dongya Zhu,Quanyou Liu,Qingqiang Meng,Zhijun Jin
文件大小:: 2.3 MiB

An Integrated Approach for Improved Permeability and Reservoir Quality Prediction in Multiporosity Systems， Tahe Ordovician Naturally Fractured Vuggy Carbonates

An Integrated Approach for Im... 2024-01-24

关键词:: 地质学; 石油天然气工业; Integrated Approach

Carbonates present complex pore systems that strongly influence the physical properties and their interrelationships. This study proposes a new approach to e...

作者:: Mahaman Salifou Issoufou Aboubacar,Zhang Heng*,Zhongxian Cai,Boukari Issoufou Ousmane,and Jie Li
文件大小:

Characteristics and evolution of the late Permian “source-to-sink” system of the Beisantai area in the eastern Junggar Basin, NW China

Characteristics and evolution... 2024-01-24

关键词:: “Source-to-sink” system; Sediment routing; Source area; Sediment discharge; Sedimentary evolution; Eastern Junggar Basin

Many studies have focused on the tectonic evolution and sedimentary processes of the Beisantai Uplift, NW China during the late Permian. However, the sedimen...

作者:: Qisong Xu,Jian Wang,et al
文件大小:: 2.0 MiB

走滑断裂分段叠置区物理模拟及构造差异性解析

走滑断裂分段叠置区物理模拟及构造差异性解析 2024-01-24

关键词:: 走滑断裂; 拉分叠置区; 挤压叠置区; 构造物理模拟; 顺托果勒低隆

走滑断裂分段叠置区通常包括拉分叠置区和挤压叠置区，其形成及演化与油气藏关系密切，其内部构造特征对油气运聚具有重要影响。塔里木盆地顺托果勒地区顺北1号断裂叠置区分段发育特征明显，油气勘探表明，拉分叠置区和挤压叠置区对油气运聚的控制能力有一定差异。在分析构造特征的基础上，对走滑断裂拉分叠置区和挤压叠置区开展了物理模拟...

作者:: 刘芋杰,吴孔友
文件大小:: 2.2 MiB