数据汇交资源 - 国家冰川冻土沙漠科学数据中心

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

Recovering the phase diagram of condensate gas reservoir in Well TZ86, Central Tarim Basin using PVTsim with geochemical inputs

Recovering the phase diagram ... 2024-01-24

关键词:: phase diagram; PVTsim; Well TZ86

The phase diagram of the condensate gas reservoir in the Ordovician lithologic trap of Well TZ86 was recovered using PVTsim software with geochemical inputs...

作者:: Rui Deng
文件大小:: 539.9 KiB

无人机多点位航拍高分辨率三维数字露头建模

无人机多点位航拍高分辨率三维数字露头建模 2024-01-24

关键词:: 三维数字露头; 露头几何分类; 高分辨率; 无人机

传统野外照片拼接受控于图像的视角和光栅重合(图像配准)程度,无法揭示三维露头在不同视角的地质特征。作为地学领域野外现场研究新范式,无人机三维数字露头建模能永久保存野外露头三维特征,重现野外不同视角关键细节,克服露头精细解剖空间限制。野外露头形态各异,为保证三维数字露头模型的完整性和实现厘米级分辨率三维数字露头建模...

作者:: 詹容若,段亮,罗晓容,史毅,魏荣浩,马楚萱
文件大小:: 2.9 MiB

Impact of water on methane adsorption in nanopores: A hybrid GCMC-MD simulation study

Impact of water on methane ad... 2024-01-24

关键词:: Shale gas; Adsorption; GCMC; MD; Water saturation

Adsorbed methane is an important component of shale gas. Shale generally contains a certain amount of primary water, and isothermal adsorption experiments on...

作者:: Ji Zhou,Wenbin Jiang,Mian Lin,Lili Ji,Gaohui Cao
文件大小:: 3.5 MiB

北三台凸起周缘三叠系物源体系与沉积演化

北三台凸起周缘三叠系物源体系与沉积演化 2024-01-24

关键词:: 准噶尔盆地; 北三台凸起; 三叠系; 物源; 沉积演化

准噶尔盆地北三台凸起及其周缘三叠系前期的沉积演化研究较为薄弱,不能满足现阶段精细勘探的需求.本文根据岩心、测井、录井、地震和薄片等资料,论证了北三台凸起在三叠纪时期能向周缘地区提供物源,并结合古地貌特点、古气候特征和同沉积构造活动,对研究区沉积相及其时空演化进行了研究,认为北三台凸起在三叠纪时期属于水上低隆起,能...

作者:: 肖杰,王健
文件大小:: 2.4 MiB

Investigation into the apparent permeability and gas-bearing property in typical organic pores in shale rocks

Investigation into the appare... 2024-01-24

关键词:: Typical organic pores; Apparent permeability in OM; Gas-bearing property of OM; High pressure and temperature; Rock compressibility

Although substantial advances have been made in investigating the storage and transport properties of shale gas in past decades, understanding of the flow ch...

作者:: Lili Ji,Mian Lin,Wenbin Jiang,Gaohui Cao,Ji Zhou,Chao Luo
文件大小:: 2.0 MiB

Generation, expulsion and accumulation of diamondoids, aromatic components and gaseous hydrocarbons for gas fields in Kuqa Depression of the Tarim Basin, NW China [塔里木盆地库车坳陷凝析油中金刚烷和芳烃化合物的生成、运移和聚集过程]

Generation, expulsion and acc... 2024-01-24

关键词:: Diamondoid concentrations; maturity ratios Concentrations of aromatic components Late; chargingKuqa Depression

Diamondoids and thermally stable aromatic components are the major components that form in source rocks at post mature stage (gas window). To date, ...

作者:: Wenyu Huang
文件大小:: 15.7 MiB

Similarity measure of sedimentary successions and its application in inverse stratigraphic modeling

Similarity measure of sedimen... 2024-01-24

关键词:: Similarity quantification; Sedimentary succession; Inverse stratigraphic modeling; Global optimilization; Syntactic approach

This paper presents a unique and formal method of quantifying the similarity or distance between sedimentary facies successions from measured sections in ou...

作者:: Taizhong Duan
文件大小:: 4.5 MiB

Sedimentary geochemical records and their depositional environmental significance during Cambrian-Ordovician transition in well YD 2, eastern Tarim Basin, NW China

Sedimentary geochemical recor... 2024-01-24

关键词:: Sedimentary geochemical; YD 2; eastern Tarim Basin

In the eastern part of Tarim Basin, thick carbonate rocks were developed in the Upper Cambrian, while thick grey-black mudstone in the Lower Ordovician. Due ...

作者:: Wang Haozhe
文件大小:: 1.4 MiB