数据汇交资源 - 国家冰川冻土沙漠科学数据中心

The transition from hydrothermal oxic conditions to restricted euxinia in the lower cambrian yurtus formation black shale, Tarim Basin

The transition from hydrother... 2024-01-24

关键词:: Redox conditions; Hydrothermal influences; Phosphate nodules; Photic zone euxinia (PZE); Oxygenation; Stratified ocean

The Yurtus Formation is generally believed as one of the most potential hydrocarbon source rocks under the Cambrian gypsum-salt bed in the Tarim Basin of Chi...

作者:: Yu Fang,Jin Su,Xiaomei Wang,Sihong Ma,Chunlong Yang,Shuichang Zhang
文件大小:: 13.5 MiB

The volume and geochemical characteristics of desorption gases from Wufeng-Longmaxi (O3w-S1l) shale in the Xishui Area, North Guizhou, China

The volume and geochemical ch... 2024-01-24

关键词:: Wufeng–Longmaxi (O3w-S1l) shale; desorption gases; thermogenic origin; shale gas; isotopic reversal; thermal maturity

The Upper Ordovician–Lower Silurian Wufeng–Longmaxi (O3w-S1l) shale is widely distributed in the Xishui area, north Guizhou, China. However, the potential an...

作者:: Shuyong Shi
文件大小:: 5.1 MiB

Two new isoprenoidal ketones related to Botryococcus braunii in the Chinese Maoming Basin

Two new isoprenoidal ketones ... 2024-01-24

关键词:: Shortened oxygenated botryococcenoids; Chinese Maoming basinNMR spectroscopy; Pathway

We report the spectroscopy-based (NMR, HRMS, IR) reassignment of the structures of two previously mis-identified saturated methyl ketones (formerly C15 keton...

作者:: Liao Jing
文件大小:: 3.1 MiB

Phase behavior simulation of light oil in the process of gas injection by using PVT simulation

Phase behavior simulation of ... 2024-01-24

关键词:: Natural gas; light oil; PVT simulation

For studying the phase behavior of light oil in the process of gas injection, a series of phase models was built by PVTsim software for understanding the ev...

作者:: Chengsheng Chen
文件大小:: 1.0 MiB

Understanding pore evolution in a lacustrine calcareous shale reservoir in the oil window by pyrolyzing artificial samples in a semi-closed system

Understanding pore evolution ... 2024-01-24

关键词:: Lacustrine calcareous shaleShale oilPore evolutionDissolution poresOil saturationLucaogou Formation

Calcareous shale is a favorable target for shale oil exploration, because shale oil moves more easily in calcareous shale than in clay-rich shale and the hig...

作者:: Wang Taoli
文件大小:: 23.6 MiB

Different accumulation mechanisms of organic matter in Cambrian sedimentary successions in the western and northeastern margins of the Tarim Basin, NW China

Different accumulation mechan... 2024-01-24

关键词:: Organic matter accumulation; Stable organic/inorganic carbon; otope distribution Lower Cambrian strata Tarim Basin

Lower Cambrian black shales are widely distributed in the Tarim Basin, but those in the Keping area in the west have a high total organic carbon (TOC) conte...

作者:: Deng Q
文件大小:: 19.5 MiB

Use of ESI FT–ICR MS to investigate molecular transformation in simulated aerobic biodegradation of a sulfur-rich crude oil

Use of ESI FT–ICR MS to inves... 2024-01-24

关键词:: BiodegradationFT–ICR MSOrganic sulfur compoundSulfur-rich crude oil

Achieving an understanding of the biodegradation of organic sulfur compound(s) (OSC) in crude oils has been hampered by limitations in separation methods and...

作者:: Weimin Liu
文件大小:: 2.9 MiB

川南地区晚奥陶-早志留世沉积环境与古气候的地球化学特征

川南地区晚奥陶-早志留世沉积环境与古气候的地球化学特征 2024-01-24

关键词:: 奥陶-志留纪; 沉积环境; 古气候

奥陶-志留纪之交的地表环境异常活跃, 全球冰川事件、海洋缺氧事件以及生物灭绝等事件频发。为了解扬子地区晚奥陶世海洋沉积环境与古气候之间的关系, 对四川盆地的双河剖面进行了主元素、微量元素分析。古生产力指标(Ba/Al、Ni/Al)表明晚奥陶世扬子海域初级生产力较高, 氧化还原指标(V/Cr、U/Th 和 U-...

作者:: 何龙
文件大小:: 1.9 MiB

Effects of Regional Differences in Shale Floor Interval on the Petrophysical Properties and Shale Gas Prospects of the Overmature Niutitang Shale, Middle-Upper Yangtz Block

Effects of Regional Differenc... 2024-01-24

关键词:: shale gas; permeability; porosity; petrophysical property; Niutitang shale; sealing capacity

The lower Cambrian Niutitang/Qiongzhusi shale gas in the Middle‐Upper Yangtz Block had been regarded as a very promising unconventional natural gas resource ...

作者:: Zheng Y.J.
文件大小:: 6.1 MiB

Mechanical characterization of shale matrix minerals using phase-positioned nanoindentation and nano-dynamic mechanical analysis

Mechanical characterization o... 2024-01-24

关键词:: Dynamic nanoindentationIndentation depthYoung's modulusHardnessShale-constitutive minerals

The accurate determination of mechanical parameters (namely, Young's modulus and hardness) of shale-con- stitutive minerals is crucial for predicting the mac...

作者:: Yang Chao
文件大小:: 1.4 MiB

n-C27 Predominance and 13C enrichment by bicarbonate assimilation of race A of Botryococcus braunii in Chinese Maoming oilshales

n-C27 Predominance and 13C en... 2024-01-24

关键词:: N-alkanesN-C27Botryococcus brauniiRaces A and BIsotopic enrichmentBicarbonate assimilationMaoming Basin

In Maoming oilshales, the presence of races B and L of Botryococcus braunii (B. braunii) was confirmed by the detection of botryococcanes and C40 lycopanes a...

作者:: Jing Liao
文件大小:: 3.4 MiB

Hydrocarbon generation from calcium stearate: Insights from closed-system pyrolysis

Hydrocarbon generation from c... 2024-01-24

关键词:: Carboxylic acid saltsGold-tube pyrolysisCaCO3 enriched in 12CCarboxyl carbonDelayed methane generationDeep oil and gas

Carboxylic acid salts Gold-tube pyrolysis CaCO3 enriched in 12C Carboxyl carbon Delayed methane generation Deep oil and gas

作者:: Wang Qingtao
文件大小:: 12.3 MiB

Geochemical and petrographic evidence for the co-occurrence of races B and L of Botryococcus braunii in the Maoming oil shales, China

Geochemical and petrographic ... 2024-01-24

关键词:: B. brauniiBotryococcanesLycopanesMonoaromatic lycopaneRace BRace LFossils

Around 30 Maoming oil shale samples were collected and analyzed geochemically to investigate their biomarker compositions. C31 and C33 botryococcanes were ab...

作者:: Lu Hong
文件大小:: 4.6 MiB

Petroleum Maturation Processes Simulated by High-Pressure Pyrolysis and Kinetic Modeling of Low-Maturity Type I Kerogen

Petroleum Maturation Processe... 2024-01-24

关键词:: Type I (oil prone) heavy oil (C14+)Type I Kerogen

A low-maturity lacustrine Type I (oil prone) Lucaogou kerogen of deeper Permian source rocks in the Junggar Basin, northwestern China, was selected for the d...

作者:: Zhao Zhongfeng
文件大小:: 3.5 MiB

Quantitative measurement of interaction strength between kaolinite and different oil fractions via atomic force microscopy: Implications for clay-controlled oil mobility

Quantitative measurement of i... 2024-01-24

关键词:: AFMInteractionKaoliniteOilMobility

Clay–oil interaction in unconventional shale reservoir plays a critical role in oil migration, which further governs the exploration of petroleum resource. I...

作者:: Liu Yuke
文件大小:: 23.7 MiB

Simulation of thermochemical sulfate reduction of gaseous hydrocarbons in Wushenqi area, Ordos Basin, China

Simulation of thermochemical ... 2024-01-24

关键词:: thermochemical sulfate; hydrocarbons; Wushenqi area

Prediction of the H2S distribution is critical to lower the risks during petroleum exploration and development in the exploration area. Natural gas of two w...

作者:: Jingli Yao
文件大小:: 1.3 MiB

New insights into hydration-induced creep behavior of shale: A comparison study of brittle black shale and clayey oil shale at micro-scale

New insights into hydration-i... 2024-01-24

关键词:: Brittle shaleOil shaleHydrationCreepNanoindentation

During hydraulic fracturing for shale gas development, water softening and creep deformation of shale rock are two common engineering problems that severely ...

作者:: Liu Yuke
文件大小:: 27.5 MiB

Sedimentary Environment of Cambrian-Ordovician Source Rocks and Ultra-deep Petroleum Accumulation in the Tarim Basin

Sedimentary Environment of Ca... 2024-01-24

关键词:: biomarkers; organic carbon isotopes; compound specific isotopes; marine source rock; deep reservoirs

The Tarim Basin is the only petroliferous basin enriched with marine oil and gas in China. It is presently also the deepest basin for petroleum exploration a...

作者:: Zhang shuichang,Su jin,Wang xiaomei,Ma sihong
文件大小:: 4.4 MiB

Effects of Mississippi valley-type minerogenetic metal sulfates on thermochemical sulfate reduction, studied by hydrous pyrolysis

Effects of Mississippi valley... 2024-01-24

关键词:: TSRHydrous pyrolysis experimentMVTSulfatesFeSO4N-octadecanePyrite

Mississippi valley-type (MVT) ore deposits are epigenetic carbonate-hosted Pb-Zn deposits, that are formed by fluid expulsion from sedimentary sulfide succes...

作者:: Liao Jing
文件大小:: 2.3 MiB

A rapid hydroclimate change and its influence on the Songliao Basin during the Santonian-Campanian transition as recorded by compound-specific isotopes

A rapid hydroclimate change a... 2024-01-24

关键词:: BiomarkersPaleoenvironmentHydrogen isotopesPhotic zone euxiniaWater salinity changeProlonged rainfall event

paleoclimate and paleoenvironment of the Songliao Basin has important theoretical and practical significance to reveal the regional continental climate chara...

作者:: Li Wang
文件大小:: 3.1 MiB