数据汇交资源 - 国家冰川冻土沙漠科学数据中心

An orthogonal numerical simulation experiment study towards the decay characteristics and effective swirl length of the swirling flow in a vortex tool inserted tube

An orthogonal numerical simul... 2024-01-24

关键词:: Vortex tool; Gas well; Swirl intensity; Effective swirl length; Orthogonal experiment; Parameter optimization

AbstractStudying the decay characteristics and effective swirl length of the gas-liquid two-phase swirling flow generated by vortex tools is of great signifi...

作者:: Zhao Zhang,Ruiquan Liao,Zhongxian Cai,Jie Liu
文件大小:: 4.3 MiB

A multiscale reconstructing method for shale based on SEM image and experiment data

A multiscale reconstructing m... 2024-01-24

关键词:: Multiscale pore structure; Multiscale reconstructing method; lREV; Digital-experimental mode; l Shale

Owing to the presence of multiscale pore structures, characterization of laminated shales is both extremely difficult and substantially different from that o...

作者:: Lili Ji,Mian Lin,Gaohui Cao,Wenbin Jiang
文件大小:: 804.1 KiB

Geochemical characteristics of carbon and hydrogen isotopes of light crude oils from the deep reservoirs in the Tazhong area of Tarim Basin, NW China

Geochemical characteristics o... 2024-01-24

关键词:: carbon isotope; deep oil reservoir; hydrogen isotope; light crude oil; Tarim Basin

The stable carbon and hydrogen isotopes of light crude oils from deep res_x0002_ervoirs of Cambrian-Ordovician strata in Tazhong area of Tarim Basin, NW Chin...

作者:: Zhang Haizu,Xu Jianbing,Zhang Ke,Wei Zhiwei,Zhao Qing,Faboya Oluwabamise L,Cheng Bin
文件大小:: 2.4 MiB

High temperature methane emissions from the large igneous provinces as contributors to late Permian mass extinctions

High temperature methane emis... 2024-01-24

关键词:: Methane (CH4); Large Igneous Provinces; global warming

Methane (CH4) emissions induced by Large Igneous Provinces have the potential to contribute to global environmental changes that triggered mass extinctions i...

作者:: Chengsheng Chen
文件大小:: 4.3 MiB

Geochemical characteristics, hydrocarbon potential and depositional environment of the Yangye Formation source rocks in Kashi sag, southwestern Tarim Basin, NW China

Geochemical characteristics, ... 2024-01-24

关键词:: Kashi sag; Yangye Formation; Source rocks; Depositional environment; Hydrocarbon potential

The Yangye Formation sequence is widely exposed in Kashi sag, Tarim Basin, NW China. To investigate geochemical characteristics and depositional environment ...

作者:: Jingbin Wang,Zhiqian Gao,Zhihong Kang,Dongya Zhu,Quanyou Liu,Qian Ding,Ziwei Liu
文件大小:: 10.1 MiB

Hydrogeomorphologic architecture of epikarst reservoirs in the Middle_x005fLower Ordovician, Tazhong Uplift, Tarim Basin, China

Hydrogeomorphologic architect... 2024-01-24

关键词:: Hydrogeomorphologic architecture; Karren Epikarst reservoir Karst evolution; Karst reservoir development model; Tazhong uplift

Hydrogeomorphologic architecture of epikarst reservoirs in the Middle_x0002_Lower Ordovician, Tazhong Uplift, Tarim Basin, China

作者:: Zhang HengCai,Zhong xianHao,Fang Qi,Li xinYun,LuJiang Lei
文件大小:

Petrological and geochemical characteristics of the botryoidal dolomite of Dengying Formation in the Yangtze Craton, South China: Constraints on terminal Ediacaran “dolomite seas”

Petrological and geochemical ... 2024-01-24

关键词:: Terminal Ediacaran; “Dolomite seas”Syn-sedimentaryFibrous; dolomite cementsBotryoidal dolomiteYangtze Craton

Recent studies suggest that the massive Precambrian dolomite successions were likely the products of specific seawater conditions known as “dolomite seas”. H...

作者:: Jingbin Wang,Zhiliang He,Dongya Zhu,Quanyou Liu,Qian Ding,Shuangjian Li,Dianwei Zhang
文件大小:: 8.0 MiB

塔河地区寒武纪碳酸盐岩台地沉积演化史与成因机制——来自地层沉积正演模拟的启示

塔河地区寒武纪碳酸盐岩台地沉积演化史与成因机制——来自地层... 2024-01-24

关键词:: 塔里木盆地; 塔河地区; 寒武纪; 碳酸盐岩; 沉积演化; 地层沉积正演模拟

综合应用岩心、测井、地震等资料，对塔里木盆地塔河地区寒武系沉积体系的类型、内部结构以及沉积相分布开展了定性分析和地层沉积正演模拟研究，重现了寒武纪碳酸盐岩台地的演化过程，并依据定量表征的各时期沉积相展布规律，结合模拟参数分析，探讨了寒武纪碳酸盐台地的形成与演化机制。研究结果表明，塔河地区经历了发育早寒武世玉尔吐...

作者:: 黄渊,段太忠,樊太亮,刘彦锋,沈禄银,张文彪,李蒙,张德民
文件大小:: 24.5 MiB

Origin and formation of pyrobitumen in Sinian-Cambrian reservoirs of the Anyue gas field in Sichuan Basin: Implications from pyrolysis experiments of different oil fractions (四川盆地震旦系-寒武系储层中焦沥青的成因与形成过程：来自原油族组分热解的证据)

Origin and formation of pyrob... 2024-01-24

关键词:: Aromatic compounds; Carbon isotopes; Hydrocarbons; Lipids; Show More

Plenty of pyrobitumens were found throughout the Sinian Dengying and Cambrian Longwangmiao reservoirs of the Anyue gas field in the central Sichuan Basin. Ho...

作者:: Wang Xing
文件大小:: 4.2 MiB

缝洞型碳酸盐岩储层测井识别——以塔中东部良里塔格组良二段为例

缝洞型碳酸盐岩储层测井识别——以塔中东部良里塔格组良二段为例 2024-01-24

关键词:: 良里塔格组; 因子分析; 缝洞型储层; 常规测井信息; 测井识别

塔中东部地区良里塔格组良二段碳酸盐岩储层缝洞发育,储层类型多样且非均质性较强。在岩心和成像测井上可以比较清楚地识别出各种储层类型,但对于缺乏岩心和成像测井资料的井段难以有效识别,影响了储层预测与评价。为了解决此问题,结合岩心、薄片和成像测井资料划分了4种储层类型和2种非储层类型,储层类型包括裂缝型、孔洞型、裂缝孔...

作者:: 李政宏,张立强,陈曦,李昊东,晋倩倩
文件大小:: 5.8 MiB

A novel method for analyzing pore size distribution of complex geometry shaped porous shale

A novel method for analyzing ... 2024-01-24

关键词:: Pore size distribution; BJH; Adsorption; Capillary condensation; False peak; Cylinder pore; Slit pore

This article proposes the differential BJH equation based on the principles of multilayer adsorption and capillary condensation, which was simplified by theo...

作者:: Ming Yang,Mian Lin
文件大小:: 1.8 MiB

鄂尔多斯盆地南缘上奥陶统平凉组浅钻中古岩溶洞穴的发现及其意义

鄂尔多斯盆地南缘上奥陶统平凉组浅钻中古岩溶洞穴的发现及其意义 2024-01-24

关键词:: 地球化学; 泥岩; 洞穴; 古岩溶; 本溪组; 平凉组; 上奥陶统; 鄂尔多斯盆地

鄂尔多斯盆地南缘(鄂南)奥陶系具有与盆地中东部完全不同的沉积、岩溶环境和岩溶储层特征,其中设计的一口浅钻井揭示了碎屑物质充填岩溶洞穴的存在。浅钻钻遇上石炭统本溪组和上奥陶统平凉组两套地层,本溪组岩性为铝土质泥岩,平凉组主要颗粒灰岩和藻灰岩,并夹有多套泥岩层。利用矿物成分、主量元素、微量元素和稀土元素特征,对比分析...

作者:: 金晓辉,张军涛,孙冬胜,丁茜,杨佳奇
文件大小:: 804.5 KiB

The effect of thermochemical sulfate reduction of n-pentane and condensate on the chemical and isotopic compositions of gases: implications for the organic reactant and reaction extent

The effect of thermochemical ... 2024-01-24

关键词:: Carbon isotopes Condensate Gaseous hydrocarbon N-pentane Thermochemical sulfate reduction

Evaluating the composition of organic reactants initially involved in thermochemical sulfate reduction (TSR) reaction and better understanding the chemical ...

作者:: Huijuan Guo
文件大小:: 16.3 MiB

碳酸盐岩储集层知识库构建方法及在缝洞型油藏地质建模中的应用

碳酸盐岩储集层知识库构建方法及在缝洞型油藏地质建模中的应用 2024-01-24

关键词:: 知识管理; 专题知识库; 缝洞型储集层; 地质建模; 训练图像; 古暗河系统; 塔河油田

通过构建应用型储集层知识库,实现储集层相关知识的管理与储集层研究有效融合,提升碳酸盐岩储集层研究效率和精度.储集层知识库以服务于高质量的储集层分析,评价,描述及地质建模为目标,将知识框架分为技术研究方法类,技术服务标准类及与地质对象有关的专业知识和案例3大类别.通过建立针对性的知识分类体系及知识描述标准,构建知识...

作者:: 何治亮,孙建芳,郭攀红,魏荷花,吕心瑞,韩科龙
文件大小:: 7.6 MiB

Influence of differential diagenesis on primary depositional signals in limestone-marl alternations: An example from Middle Permian marine successions, South China

Influence of differential dia... 2024-01-24

关键词:: Maokou Formation; Strontium concentrations; Oxygen and carbon isotopic values; Diagenetic potential; Diagenetic driving force

Abstract(#br)The diagenetic alteration of rhythmic successions remains one of the main challenges in paleoclimatology and cyclostratigraphy. To address this ...

作者:: Jie Li,Zhongxian Cai,Haoru Chen,Fuyun Cong,Liangjun Wang,Quanchao Wei,Yanping Luo
文件大小:: 1.5 MiB

How?grain?size?influences?hydrocarbon?generation?and?expulsion?of?shale?based?on?Rock-Eval?pyrolysis?and?kinetics?

How?grain?size?influences?hyd... 2024-01-24

关键词:: Grain-based pyrolysis Grain size Hydrocarbon generation Hydrocarbon expulsion Hydrocarbon retention Shale

The differences between the Rock-Eval pyrolysis results of powder and grain samples have attracted wide attentions. Grain samples show lower hydrocarbon yie...

作者:: Yu Sun
文件大小:: 14.5 MiB

Fluorescence lifetimes of crude oils and oil inclusions: A preliminary study in the Western Pearl River Mouth Basin, South China Sea （南海珠江口盆地西部原油和包裹体的荧光寿命的初步研究）

Fluorescence lifetimes of cru... 2024-01-24

关键词:: Crude oilOil inclusionFluorescence lifetimeThe Western Pearl River Mouth BasinOil charge event

The fluorescence lifetimes were measured for crude oils and oil inclusions in the Western Pearl River Mouth Basin, South China Sea. The results show that the...

作者:: Cheng Peng
文件大小:: 3.6 MiB

Fractal analysis of shape factor for matrix-fracture transfer function in fractured reservoirs

Fractal analysis of shape fac... 2024-01-24

关键词:: shape factor; matrix-fracture transfer function; fractured reservoirs; dual-porosity model

As the core function of dual-porosity model in fluids flow simulation of fractured reservoirs, matrix-fracture transfer function is affected by several key p...

作者:: L Mei,H Zhang,L Wang,Q Zhang,J Cai
文件大小:: 1.6 MiB

北三台凸起石炭系火成岩储层特征及其主控因素

北三台凸起石炭系火成岩储层特征及其主控因素 2024-01-24

关键词:: 北三台凸起; 火成岩储层; 储层特征; 主控因素

通过岩心观察、薄片鉴定、扫描电镜观察、物性、测录井资料分析、地震解释等技术手段,对准噶尔盆地东部北三台凸起地区石炭系火成岩的岩相分布特征、储层特征、主控因素进行研究,认为石炭纪的长期风化淋滤过程是储层形成的关键,是优质储层发育的必要条件,凸起高度、斜坡坡度决定了淋滤作用的强弱;海西期后形成的走滑断裂,控制着储层中...

作者:: 张文杰,操应长
文件大小:: 10.5 MiB

Rapid evaluation of the permeability of organic-rich shale based on 3D intermingled fractal model

Rapid evaluation of the perme... 2024-01-24

关键词:: fractal model; permeability; shale; organic-rich

Shale possesses abundant micro/nanopores. Most micro/nanopores that exist in organic-rich shale are organic pores and mainly developed in organic matter. The...

作者:: Caoxiong Li,Mian Lin,Lili Ji,Wenbin Jiang,Gaohui Cao
文件大小:: 3.9 MiB