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Architectural characterization of Ordovician fault-controlled paleokarst carbonate reservoirs, Tahe oilfield, China

Architectural characterizatio... 2024-01-24

关键词:: fault-controlled karst reservoir; architecture characterization; strike-slip fault; Tahe oilfield; Ordovician

Fault-controlled karst carbonate reservoirs are one of the most important reservoir types in the Tahe oilfield of the Tarim Basin. These reservoirs have a la...

作者:: Taizhong Duan,Wenbiao Zhang,Xinbian Lu,Meng Li,Huawei Zhao,Xiaofei Shang
文件大小:: 17.3 MiB

惠民凹陷临南洼陷古近系沙河街组超压成因机制及分布预测

惠民凹陷临南洼陷古近系沙河街组超压成因机制及分布预测 2024-01-24

关键词:: 异常高压; 测井响应; 成因判识; 压实不均衡; 储层; 沙河街组; 临南洼陷; 惠民凹陷

渤海湾盆地惠民凹陷临南洼陷古近系沙河街组油气勘探过程中钻遇不同规模的异常高压，超压成因的不确定性限制了压力预测的可靠性。利用临南洼陷丰富的钻杆测试（DST）压力数据、泥浆密度和测井资料，细致分析了渗透性砂岩流体压力发育特征和超压段泥岩测井响应，依据常压和超压段声波速度、密度测井数据建立判识超压成因的有效应力-测井...

作者:: 王冰,张立宽,李超,陈开远,宋国奇,罗红梅
文件大小:: 8.8 MiB

Process of porosity loss and predicted porosity loss in high effective stress sandstones with grain crushing and packing texture transformation

Process of porosity loss and ... 2024-01-24

关键词:: Porosity loss; Grain crushing; Grain packing texture; CompactionEffective stress; Grain to grain contact point

Grain crushing is common, and porosity loss due to mechanical compaction dominates in cool, young, rapidly subsiding and deep basins where cementation do not...

作者:: Yiming Yan,Liqiang Zhang,Xiaorong Luo,Likuan Zhang,Junjian Li
文件大小:: 20.1 MiB

Structural characteristics and implication on tectonic evolution of the Daerbute strike-slip fault in West Junggar area, NW China

Structural characteristics an... 2024-01-24

关键词:: Daerbute fault; structural characteristics; deformation timing; West Junggar

The Daerbute fault zone, located in the northwestern margin of the Junggar basin, in the Central Asian Orogenic Belt, is a regional strike-slip fault with a ...

作者:: Kongyou Wu,Yangwen Pei,et al
文件大小:: 1.2 MiB

Overpressure Generation Mechanisms and Its Distribution in the Paleocene Shahejie Formation in the Linnan Sag,Huimin Depression

Overpressure Generation Mecha... 2024-01-24

关键词:: overpressure mechanism; disequilibrium compaction; fluid expansion; vertical transfer; Shahejie formation; Linnan Sag

The Linnan Sag is one of the main oil-producing units in the Huimin Depression, Eastern China, and the pore pressure gradients obtained from drill stem tests...

作者:: Chao Li,Xiaorong Luo,Likuan Zhang,Bing Wang,Xiaoyan Guan,Hongmei Luo,Yuhong Lei
文件大小:: 5.7 MiB

Gas generation evaluation of Pingliang shale in Weibei Uplift, Ordos Basin using PetroMod

Gas generation evaluation of ... 2024-01-24

关键词:: Gas generation; Pingliang shale; PetroMod

Ordos Basin is an important large petroliferous basin in China. In order to recover gas generation history and evaluate gas resources of Pingliang shale in ...

作者:: Shuyong Shi
文件大小:: 1.8 MiB

新疆若羌县红柳沟Ⅰ号剖面新元古界成冰系冰沟南组硅质岩特征与沉积环境

新疆若羌县红柳沟Ⅰ号剖面新元古界成冰系冰沟南组硅质岩特征与沉积环境 2024-01-24

关键词:: 硅质岩; 岩石学; 地球化学; 新元古界; 阿尔金断裂; 若羌县

新疆若羌县红柳沟Ⅰ号剖面出露厚约300 m的新元古界成冰系冰沟南组的细粒沉积物和碳酸盐岩等,并发现有沥青油气显示。通过厚160 m左右硅质岩剖面实测以及岩石学、地球化学等研究表明:红柳沟Ⅰ号剖面中的硅质岩主要由石英、黏土构成,有微量的含铁、锰、磷的独立矿物;具有隐晶质、微晶石英和粗—巨晶石英"镶嵌结构"3种结构类...

作者:: 钱一雄,李曰俊,储呈林,杨鑫,李王鹏,陈跃,马红强
文件大小:: 2.3 MiB

Experimental hydraulic fracture propagation on naturally tight intra-platform shoal carbonate

Experimental hydraulic fractu... 2024-01-24

关键词:: Tight intra-platform; shoal carbonate Stimulated reservoir volumeHydraulic; fracturingNuclear magnetic resonance (NMR)Tarim Basin

The study of tight intra-platform shoal reservoirs is important for the future exploration and exploitation of this type of petroleum extraction. Stimulated ...

作者:: Duan Wei,Zhiqian Gao a b,Tailiang Fan a b,Shanshan Wang a b,Congcong Li a b,Hang Li a b
文件大小:: 5.1 MiB

塔里木地台北缘早寒武世古海洋氧化-还原环境与优质海相烃源岩发育模式

塔里木地台北缘早寒武世古海洋氧化-还原环境与优质海相烃源岩发育模式 2024-01-24

关键词:: 塔里木; 寒武系; 烃源岩; 古环境; 发育模式; 热液; 石油地质

塔里木盆地下寒武统玉尔吐斯组是国内已发现的最优质海相烃源岩(TOC=29.8%),但针对该层段开展的古环境地球化学研究较匮乏.选取柯坪地区于提希剖面,开展野外勘查、薄片鉴定、主微量元素及总有机碳含量测试,探究富有机质烃源岩形成环境.研究表明,玉尔吐斯组岩石富集了包括V、U、Ni、Ba、Mo、Cu、Zn等微量元素;...

作者:: 樊奇,樊太亮,李一凡,张俊鹏,高志前,陈跃
文件大小:: 2.4 MiB

Structural geometry and evolution of an intracratonic strike-slip fault zone: A case study from the north SB5 fault zone in the Tarim Basin, China

Structural geometry and evolu... 2024-01-24

关键词:: Strike-slip structure; Intracratonic fault; Transfer zone; Pre-existing structure; Tarim Basin

The north SB5 fault zone (NSB5FZ) in the Tarim Basin experienced a multistage tectonic evolution, thereby displaying complex structural features. Three-dimen...

作者:: Changyu Teng a,Zhongxian Cai a,Fang Hao b a,Zicheng Cao c
文件大小:: 19.1 MiB

New Insight into the Characteristics of Tight Carbonate based on Nuclear Magnetic Resonance

New Insight into the Characte... 2024-01-24

关键词:: Nuclear; Magnetic Resonance; Tight Carbonate

In order to further our understanding of the physical properties of tight carbonate and to explore the use of NMR to identify different rock types, in this s...

作者:: Wei Duan,Gao Zhiqian,Fan Tailiang,Meng Miaomiao,Chen Yue,Li Yangbing,and Zhang Chenjia
文件大小:: 13.7 MiB

Formation mechanism of dolomite reservoir controlled by fourth-order sequence in an evaporated marine environment – An example from the Lower Ordovician Tongzi Formation in the Sichuan Basin

Formation mechanism of dolomi... 2024-01-24

关键词:: Sichuan Basin; lower Ordovician Tongzi formation; dolomite reservoir; meteoric erosion; fourthorder sequence

The high-porosity dolomite reservoirs of the Lower Ordovician Tongzi Formation (Fm.) were widely developed in the Sichuan Basin of southern China. The charac...

作者:: Dongya Zhu,Dianwei Zhang,Quanyou Liu,Fengcun Xing,Zhiliang He,Rongqiang Zhang,and Zihao Liu
文件大小:

Formation mechanism of thiadiamondoids: evidence from TSR simulation experiments with model compounds

Formation mechanism of thiadi... 2024-01-24

关键词:: Diamondoids Thiadiamondoids Thermochemical sulfate reduction Simulation experiment

High concentrations of thiadiamondoids together with elevated H2S are indicative of the occurrence and extent of thermochemical sulfate reduction (TSR). How...

作者:: Anlai Ma
文件大小:: 10.2 MiB

四川盆地元坝长兴组礁滩相气藏概率体约束地质建模

四川盆地元坝长兴组礁滩相气藏概率体约束地质建模 2024-01-24

关键词:: 储层构型; 概率体约束; 地质建模; 礁滩相; 长兴组; 元坝气田; 四川盆地

四川盆地元坝长兴组气藏礁滩相储层岩相类型多样,生物礁和生屑呈离散分布,储层及物性参数非均质性强,储层构型特殊,气水关系复杂,现有建模方法难以精细表征礁滩相内部储层非均质性,不能满足气藏开发生产需求。通过对礁滩相气藏地质、物探、测井及生产动态等多学科资料研究,提出以地质模式为指导,采用礁滩相储层构型、地质及地震概率...

作者:: 胡向阳,郑文波,游瑜春,刘国萍
文件大小:: 6.0 MiB

Tectonic-fluid evolution of an ultra-deep carbonate reservoir in the southern Halahatang Oilfield area, Tarim Basin, NW China

Tectonic-fluid evolution of a... 2024-01-24

关键词:: Tectonic fluids; Deeply burial carbonate reservoir; Ordovician; Tarim basin; NW China

Several giant oilfileds have been discovered during recent exploration in the Ordovician carbonates in zone between the Awati and Manjiaer depressions, Tarim...

作者:: Jiaqing Liu,Zhong Li,Xu Wang,Lei Jiang,Yunxian Feng,Malcolm W. Wallace
文件大小:: 36.7 MiB

Experiment of Carbonate Dissolution: Implication for High Quality Carbonate Reservoir Formation in Deep and Ultradeep Basins

Experiment of Carbonate Disso... 2024-01-24

关键词:: Carbonate; Dissolution; Deep and Ultradeep Basins

As the most frontiers in petroleum geology, the study of dissolution-based rock formation in deep carbonate reservoirs provides insight into pore development...

作者:: Zhiliang He,Qian Ding,Yujin Wo,Juntao Zhang,Ming Fan and Xiaojuan Yue
文件大小:: 2.2 MiB

Fractal characteristics of the pore structures of fine-grained, mixed sedimentary rocks from the Jimsar Sag, Junggar Basin: Implications for lacustrine tight oil accumulations

Fractal characteristics of th... 2024-01-24

关键词:: Fractal dimension; Mixed sedimentary rock; Nanopore; Tight oil; Permian; Junggar Basin

The tight reservoir property and oil accumulation are greatly affected by the complexity and heterogeneity of pore structure. Fine-grained, mixed sedimentary...

作者:: Jian Wang,Yingchang Cao,et al
文件大小:: 11.1 MiB

Fractionation characteristics of magnesium isotope in the ancient weathering crust

Fractionation characteristics... 2024-01-24

关键词:: Magnesium isotopeDolomitization mode; WeatheringAncient; weathering crustOrdos Basin

Weathering has always been a concerned around the world, as the first and most important step in the global cycle of elements, which leads to the fractionati...

作者:: Jia-Qi Yang,Jun-Tao Zhang,Zhi-Liang He,Ni-Na Luo,Xiao-Hui Jin,Tao Zhang,Ning Gu,Kang-Jun Huang,Jian Gao
文件大小:: 4.0 MiB

Orbitally-paced climate change in the early Cambrian and its implications for the history of the Solar System

Orbitally-paced climate chang... 2024-01-24

关键词:: cyclostratigraphysedimentary; noiseEarth-Moon system; evolutionEarth-Mars secular resonancesea levelStage 2-Stage 3

The early Cambrian was a critical period of Earth history, marked by explosive diversification of metazoans and several profound changes in Earth's surface e...

作者:: Tan Zhang,Yifan Li,Tailiang Fan,Anne-Christine Da Silva,Juye Shi,Qi Gao,Mingzhi Kuang,Wangwei Liu,Zhiqian Gao,Mingsong Li
文件大小:: 6.0 MiB

The rock-fabric/petrophysical characteristics and classification of the micropores hosted between the calcite and dolomite crystals

The rock-fabric/petrophysical... 2024-01-24

关键词:: Deep burialMicroporous; carbonate Petrophysical and textural properties; NMR-Based permeability

For the substantial hydrocarbon potential and academic significance, focus of interest has been directed towards the microporous carbonate. Compared with the...

作者:: Duan Wei,Zhiqian Gao,Tailiang Fan,Chi Zhang,Jyun-Syung Tsau
文件大小:: 4.2 MiB