数据汇交资源 - 国家冰川冻土沙漠科学数据中心

Research status on thermal simulation experiment and several issues of concern(热模拟实验的研究现状及应注意的几个问题)

Research status on thermal s... 2024-01-24

关键词:: Thermal simulation experiment; Research status; Classification scheme; Development direction

We study the research status of thermal simulation experiment and put forward three issues worthy of attention and five important development directions. Cl...

作者:: Weilong Peng,Guoyi Hu,Quanyou Liu,Nan Jia,Chenchen Fang,Deyu Gong,Cong Yu,Yue Lyu,Pengwei Wang,Ziqi Feng
文件大小:: 108.1 KiB

塔里木盆地顺南—古城地区方解石脉流体来源及其对油气成藏的启示

塔里木盆地顺南—古城地区方解石脉流体来源及其对油气成藏的启示 2024-01-24

关键词:: 方解石脉; 成岩—成烃流体; 顺南—古城地区; 塔里木盆地

钻井揭示塔里木盆地顺南—古城地区奥陶系碳酸盐岩方解石脉发育，为探讨该区断裂带流体属性及油气成藏事件提供了重要素材。在详细的岩心观察基础上，开展了方解石脉的流体包裹体以及灰岩基质与方解石脉的地球化学特征对比研究。方解石脉具有多类型的烃类包裹体，包括沥青包裹体、三相烃包裹体、油水液相包裹体以及富气包裹体。方解石脉中与...

作者:: 李慧莉,尤东华,韩俊,钱一雄,沙旭光,席斌斌
文件大小:: 2.2 MiB

基于成藏体系理论的碳酸盐岩区带评价方法

基于成藏体系理论的碳酸盐岩区带评价方法 2024-01-24

关键词:: 油气运移; 油气评价; 区带评价; 成藏体系; 碳酸盐岩; 寒武系; 塔里木盆地

以成藏体系理论为基础,参考前人区带评价参数标准,针对塔里木盆地碳酸盐岩层系,分别从烃源体、圈闭体、输导体和体系的有效保存性出发,建立了碳酸盐岩地质评价参数标准体系。该区纵向上以一套具有类似地质背景的圈闭体为核心,和其相关联的烃源体和输导体共同组成一个完整的成藏体系。在参数体系中,提出了输导体的3个评价参数:输导层...

作者:: 周波
文件大小:: 611.7 KiB

四川盆地中部北斜坡震旦系—寒武系大型岩性气藏形成条件

四川盆地中部北斜坡震旦系—寒武系大型岩性气藏形成条件 2024-01-24

关键词:: 岩性气藏; 裂解气; 聚集模式; 地球化学特征; 震旦系; 寒武系; 四川盆地

基于川中古隆起北斜坡震旦系—寒武系天然气藏特征、油气充注史及成藏地质条件分析，研究其天然气成因、成藏演化、聚集模式及大型岩性气藏形成条件。通过天然气组成、碳氢同位素组成、流体包裹体、储集层沥青、岩相古地理及滩体刻画等综合分析，认为：(1)北斜坡震旦系—寒武系天然气主要为原油裂解气，多套烃源岩贡献比例不同导致不同层...

作者:: 魏国齐,谢增业,杨雨,李剑,杨威,赵路子,杨春龙,张璐,谢武仁,姜华,李志生,李谨,国建英
文件大小:: 4.9 MiB

Biomarkers, light hydrocarbons, and diamondoids of petroleum in deep reservoirs of the southeast Tabei Uplift, Tarim Basin:Implication for its origin, alteration, and charging direction（塔北隆起东南部深层油气生物标志物、轻烃和类金刚石及其成因、蚀变和充注方向）

Biomarkers, light hydrocarbon... 2024-01-24

关键词:: Molecular marker; Carbon isotope; Petroleum alteration; Evaporation fractionation

The Atan Bulge in the southwestern Tabei Uplift of the Tarim Basin provides insights into the geochemistry of the oils and condensates in deep Ordovician res...

作者:: Zhi Chai,Zhonghong Chen
文件大小:: 24.3 MiB

Characterization of pore structures and implications for flow transport property of tight reservoirs: A case study of the Lucaogou Formation, Jimsar Sag, Junggar Basin,Northwestern China（致密储层孔隙结构特征及其对渗流输导性质的影响——以准噶尔盆地吉木萨尔凹陷芦草沟组为例）

Characterization of pore stru... 2024-01-24

关键词:: pore microstructure; transport property; tight reservoir; digital core analysis

Quantitate characterization of pore structures is fundamental to elucidate fluid flow in the porous media. Pore structures of the Lucaogou Formation in the J...

作者:: Yang Su,Ming Zha,Keyu Liu,Xiujian Ding,Jiangxiu Qu,Jiehua Jin
文件大小:: 7.1 MiB

Clumped isotope acid fractionation factors for dolomite and calcite revisited: Should we care?

Clumped isotope acid fraction... 2024-01-24

关键词:: Dolomite; Clumped Isotopes; Acid Fractionation factor; Isotopic Exchange

During the analysis of the Δ47 values of CO2 derived from carbonates, the acid fractionation factor not only allows Δ47 values produced from carbonates and r...

作者:: Chaojin Lu,Sean Murray,Ardiansyah Koeshidayatullah,Peter K. Swart
文件大小:: 1.9 MiB

Factors controlling carbonate slope failures: Insight from stratigraphic forward modelling

Factors controlling carbonate... 2024-01-24

关键词:: Carbonate slope failure; Mass transport deposits; Tectono-sedimentaryevolution; Controlling factors; Stratigraphic forward modelling; SichuanBasin

A carbonate slope links platform and basin-floor regions holding crucial information on the carbonate source-sink system of a vast ocean. There is a generall...

作者:: Liu J,Liu K,Salles T,Li C
文件大小:: 9.5 MiB

First discovery and significance of liquid mercury in a thermal simulation experiment on humic kerogen(腐殖质干酪根热模拟实验中首次发现液态汞及其意义)

First discovery and signific... 2024-01-24

关键词:: humic kerogen; coal; liquid mercury beads; simulated gas

We found for the first time enriched liquid mercury beads in a thermal simulation experiment on humic kerogen extracted from coal, which provided some kind o...

作者:: Weilong Peng,Quanyou Liu,Ziqi Feng,Chenchen Fang,Deyu Gong,Peng Li,Yue Lyu,Pengwei Wang
文件大小:

Geochemical composition of Ordovician oils from the Tuputai region, northern Tarim Basin, NW China: source rock correlation（塔里木盆地北部吐蒲台地区奥陶系油的地球化学成分：烃源岩对比）

Geochemical composition of Or... 2024-01-24

关键词:: Biomarkers; crude oils; petroleum geochemistry; Cambrian; Ordovician; source rocks; oil-source correlation; Tuoputai

Molecular and stable carbon isotope compositions of 46 Ordovician crude oil samples from wells in the Tuoputai region of the northern Tarim Basin were invest...

作者:: Bin Cheng,Hua Liu,Xian Wu,Shen Wang,Zepeng Wu
文件大小:

Heteroatom compounds in oils from the Shuntuoguole low uplift, Tarim Basin characterized by (+ESI) FT-ICR MS: Implications for ultra-deep petroleum charges and alteration（用（+ESI）FT-ICR-MS表征塔里木盆地顺托果勒低隆起原油中的杂原子化合物：对超深油气电荷和蚀变的意义）

Heteroatom compounds in oils ... 2024-01-24

关键词:: Maturity; NSO compounds; FT–ICR MS; H2S; Shunbei oil; Tarim basin

Eighteen oil samples from the Shuntuoguole (STGL) low uplift of the Tarim Basin were characterized using positive-ion electrospray ionization Fourier transfo...

作者:: Qi Wang,Fang Hao,Zicheng Cao,Jinqiang Tian
文件大小:

盖层厚度对天然气封闭能力的实验分析

盖层厚度对天然气封闭能力的实验分析 2024-01-24

关键词:: 盖层厚度; 突破压力; 封闭能力; 标准测试法; 突破时间

盖层的封闭能力是评价油气藏保存条件的关键。然而盖层的厚度对盖层封闭能力的作用一直存在很大的争论。研究选取与塔里木盆地超深层勘探领域油气藏盖层岩性密切相关的膏岩、盐岩和白云岩样品开展岩石长度对气体突破压力影响的实验。通过标准测试法和恒压突破法相互结合、相互印证的手段来判别岩石长度的变化对突破压力值的影响。实验结果显...

作者:: 林潼,王孝明,张璐,曾旭,张帅,程煜宗
文件大小:: 2.6 MiB

准噶尔盆地柴窝堡凹陷达坂城次凹断裂系统及其与油气的关系

准噶尔盆地柴窝堡凹陷达坂城次凹断裂系统及其与油气的关系 2024-01-24

关键词:: 逆冲断裂; 滑脱带; 断裂系统; 油气分布; 达坂城次凹; 柴窝堡凹陷; 准噶尔盆地

准噶尔盆地柴窝堡凹陷于２０世纪８０年代末首次取得油气勘探重大突破，此后断裂复杂性以及油气分布不均制约了该区勘探效果。作为凹陷主体的达坂城次凹，二叠纪以来受博格达山逆冲带向南方向、依连哈比尔尕山（简称依山）冲断带向北东方向和黑山向西北方向的强烈挤压，形成了多应力场叠加的压性狭长的对冲构造体系，并导致盆地断裂...

作者:: 袁浩伟,陈书平,戴鹍,于洪洲,王信棚,汪誉新,赵怀博
文件大小:: 4.2 MiB

A petroliferous Ediacaran microbial-dominated carbonate reservoir play in the central Sichuan Basin, China: Characteristics and diagenetic evolution

A petroliferous Ediacaran mic... 2024-01-24

关键词:: Microbial-dominated dolomite; Diagenetic sequence; Favorable reservoirs; Ediacaran Dengying Formation; Sichuan Basin

Some of the largest gas accumulations in the central Sichuan Basin, south China are hosted in the Ediacaran microbial-dominated dolomite reservoirs.

作者:: Changwei Li,Keyu Liu,Jianliang Liu
文件大小:: 19.1 MiB

A Thermal Pulse Induced by a Permian Mantle Plume in the Tarim Basin, Northwest China: Constraints From Clumped Isotope Thermometry and In Situ Calcite U-Pb Dating（塔里木盆地二叠纪地幔柱诱发的热脉冲：混杂同位素测温和原位方解石U-Pb定年的制约）

A Thermal Pulse Induced by a ... 2024-01-24

关键词:: calcite U‐Pb dating; clumped isotope; Paleozoic; solid‐state reordering; Tarim Basin; thermal history

High burial temperature and a lack of material for traditional thermal proxies significantly impede the understanding of the thermal history of carbonate s...

作者:: Fuyun Cong,Jinqiang Tian,Fang Hao,Alexis Licht,Yuchen Liu,Zicheng Cao,John M. Eiler
文件大小:: 8.0 MiB

A physically-modified spectral model for prediction of sand wave migration

A physically-modified spectra... 2024-01-24

关键词:: Sand wave; Spectral model; Typhoon; Shallow shelf sea

Sand waves are rhythmic bedforms existing in shallow seas and typically induced by the interaction of currents and topography. In this study, a physically-mo...

作者:: Gaohui Cao,Wenbin Jiang,Mian Lin
文件大小:: 9.9 MiB

“十一五”以来中国天然气重大地质理论进展与勘探新发现

“十一五”以来中国天然气重大地质理论进展与勘探新发现 2024-01-24

关键词:: 十一五以来; 天然气; 基础地质理论; 大气田成藏理论; 勘探新发现

中国天然气地质理论的发展与勘探发现相辅相成."十一五"以来,中国天然气地质理论取得多方面重大进展,主要体现在7个方面,具体包括基础地质理论研究进展2项:①高演化煤系源岩、原油裂解气、生物气3类天然气生成机理得到深化,分别形成煤系源岩裂解生气模式、腐泥型有机质全过程生烃模式、生物气接力生气模式;②原油裂解气与干酪根...

作者:: 魏国齐,李剑,杨威,谢增业,董才源,佘源琦,马卫
文件大小:: 18.8 MiB

四川盆地安岳气田震旦系台缘带和台内地区天然气成藏差异性及勘探领域

四川盆地安岳气田震旦系台缘带和台内地区天然气成藏差异性及勘探领域 2024-01-24

关键词:: 台内地区; 台缘带; 成藏差异; 碳酸盐岩; 寒武系; 震旦系; 安岳气田; 四川盆地

四川盆地安岳气田是中国迄今为止发现的最大规模的海相碳酸盐岩气田，探明天然气地质储量1.03×1012 m3，其中震旦系灯影组占56.3%。目前灯影组勘探开发主要围绕灯影组四段台缘带展开，且台缘带单井产能明显高于台内地区。基于台缘带和台内地区天然气地球化学特征及气藏对比关系，结合成藏条件分析，探讨其成藏差异性。研究...

作者:: 李剑,杨春龙,谢武仁,芮宇润,王晓波,张璐,谢增业,郭泽清
文件大小:: 8.7 MiB

Li同位素示踪作用及其在凝灰岩鉴别中的应用

Li同位素示踪作用及其在凝灰岩鉴别中的应用 2024-01-24

关键词:: Li同位素; 示踪; 大陆风化; 洋壳俯冲; 水携型; 空降型

近年来,随着同位素分析手段的不断进步,Li同位素广泛应用于多种地质研究过程的示踪研究中。简要介绍了Li元素独特的地球化学性质和自然界各地质储库中的Li含量及同位素特征,分析了地球表层和地下深部地质过程中Li同位素的分馏机制,总结了Li同位素在示踪大陆化学风化和板片俯冲过程中的应用进展,讨论了在表层和深部物质循环过...

作者:: 刘佳宜,刘全有,朱东亚,孟庆强,李鹏,梁新平
文件大小:: 987.5 KiB

Molecular marker and carbon isotope geochemistry of ordovician oils in the Tuofutai Bulge, northern Tarim Basin: Implications for oil maturity, source characteristics and filling directions（塔北托浮台凸起奥陶系原油的分子标记和碳同位素地球化学特征及其对原油成熟度、来源特征和充填方向的意义）

Molecular marker and carbon i... 2024-01-24

关键词:: Ordovician oil; Molecular marker; Depp oil Oil migration pathway Oil ﬁlling Tarim Basin

The Tuofutai Bulge in the Tabei Uplift of Tarim Basin, western China, has become a hot spot for petroleum exploration in recent years. Fifteen Ordovician oil...

作者:: ZWA D,ZCA B,ZC C,LA Hua,BC A,CA Zhi
文件大小: