数据汇交资源 - National Cryosphere Desert Data Center

The Rock-Eval Pyrolysis and Hydrocarbon Generation Kinetic of Four Coal Samples from Different Areas, China

The Rock-Eval Pyrolysis and H... 2024-01-24

Keywords:: Rock-Eval Pyrolysis; Hydrocarbon Generation; Coa

Rock-Eval pyrolysis and hydrocarbon generation kinetic are effective and extensive methods to evaluate source rock. In this study, we chose four coal sample...

Author:: Yu Sun
文件大小:: 1.3 MiB

Evaluation of multistage characteristics for coalbed methane desorption-diffusion and their geological controls： A case study of the northern Gujiao Block of Qinshui Basin, China

Evaluation of multistage char... 2024-01-24

Keywords:: Coalbed methane Desorption-diffusion behaviors Tectonically deformed coal Gujiao block Qinshui basin

Based on the diverse geologic data and on-site desorption experimental results of No. 8 coal seam in northern Gujiao Block, a systematic investigation was c...

Author:: Zhentao Li
文件大小:: 19.0 MiB

Chemical structure evolution of kerogen during oil generation

Chemical structure evolution ... 2024-01-24

Keywords:: KerogenMolecular model13C NMRXPSBohai Bay Basin

Kerogen was isolated from the source rock of Well L69, Zhanhua depression, Bohai Bay Basin and an artificialpyrolysis periment was carried out in a closed go...

Author:: Huang Zhenkai
文件大小:: 8.6 MiB

Contrasting Mo–U enrichments of the basal Datangpo Formation in South China: Implications for the Cryogenian interglacial ocean redox

Contrasting Mo–U enrichments ... 2024-01-24

Keywords:: Cryogenian; Datangpo Formation; Pyrite framboid; Trace elements; Seafloor redox; Nanhua Basin

Paleoredox reconstructions of Neoproterozoic successions have been the subject of long-standing debates, especially concerning the precise timing of ocean ve...

Author:: Yuntao Ye,Huajian Wang,Lina Zhai,Xiaomei Wang,Chaodong Wu,Shuichang Zhang
文件大小:: 2.7 MiB

The evolution of chemical groups and isotopic fractionation at different maturation stages during lignite pyrolysis

The evolution of chemical gro... 2024-01-24

Keywords:: Isotopic fractionation kinetics; Thermodynamic equilibrium; Density function theory; FTIR detection; Gold-tube pyrolysis

In this study, the evolution of different chemical groups and isotopic fractionation at different maturation stages of coals were investigated by gold-tube p...

Author:: Kun He,Shuichang Zhang,Jingkui Mi,Wenlong Zhang
文件大小:: 3.6 MiB

An efficient approach to eliminate steryl ethers and miscellaneousesters/ketones for gas chromatographic analysis of alkenonesand alkenoates

An efficient approach to elim... 2024-01-24

Keywords:: AlkenonesSteryl ethersClean-upSilver thiolate chromatographic materialPaleotemperature reconstructions

Long-chain alkenones (LCAs) and alkenoates (LCEs) are highly valuable biomarkers for paleotemperature reconstructions. A major problem, however, for accurate...

Author:: Li Wang
文件大小:: 3.5 MiB

Molecular structure and origin of solid bitumen from northern Sichuan Basin

Molecular structure and origi... 2024-01-24

Keywords:: Solid bitumenMolecular structure13C NMRSourceSichuan basin

Four natural solid bitumen samples were collected from the Guangyuan area (northwest Sichuan Basin, south- west China) to characterize their structure. Sampl...

Author:: Liang Tian
文件大小:: 16.3 MiB

Using noble gases to trace groundwater evolution and assess helium accumulation in Weihe Basin, central China

Using noble gases to trace gr... 2024-01-24

Keywords:: Noble gases; Helium accumulation; Oil-water fractionation; Weihe Basin

The severe shortage of helium resources is an impending global problem. However, the helium accumulation processes and conditions favorable for helium enrich...

Author:: Wen Zhang
文件大小:: 4.1 MiB

Neoproterozoic stratigraphic frame- work of the Tarim Craton in NW China: Implications for rift evolution

Neoproterozoic stratigraphic ... 2024-01-24

Keywords:: Neoproterozoic; Rift basin; Stratigraphy; Evolution; Tarim; Rodinia

The Tarim Craton is overlain by thick Neoproterozoic sedimentary successions in rift tectonic setting. This study examines the latest outcrop, seismic, and d...

Author:: Lin Wu,Shuwei Guan,Shuichang Zhang,Haijun Yang,Jiuqiang Jin,Xiaodan Zhang,Chunyu Zhang
文件大小:: 7.7 MiB

Variations in pore structure of marine shale from the same horizon of the Longmaxi Formation with changing position in a small-scale anticline

Variations in pore structure ... 2024-01-24

Keywords:: Structural deformation Pore; volume Specific surface area Pore size; distribution Shale gas

Nanopores are well developed in shale, and are influenced by many rock properties, such as mineral composition, TOC (Total Organic Carbon) and thermal matur...

Author:: Shuyong Shi
文件大小:: 21.1 MiB

A post-synthesis modification method of molecular sieve 13X for enriching hopanoids in petroleum

A post-synthesis modification... 2024-01-24

Keywords:: Molecular sieve; Modification; Enrich; Hopanoids; Petroleum

In this study, alkali/acid treatment and ion exchange post-synthesis modification methods to modify the pore diameter and structure of molecular sieve 13X (M...

Author:: Yu Fang,Ling Huang,Yanhua Shuai,Bin Zhang,Honggang Nie,Jin Li,Caiyun Wei,Huajian Wang,Wenlong Zhang
文件大小:: 3.7 MiB

The 10th International Conference on Petroleum Geochemistry and Exploration in the Afro-Asian Region (AAAPG 2019)

The 10th International Confer... 2024-01-24

Keywords:: Fossil fuel resources; petroleum accumulation and alteration

The 10th International Conference on Petroleum Geochemistry and Exploration in the Afro-Asian Region (AAAPG2019) is an international forum where the latest ...

Author:: Yunpeng Wang
文件大小:: 1010.3 KiB

Progress in the Application of Gas Geochemistry to Geothermal, Tectonic and Magmatic Studies

Progress in the Application o... 2024-01-24

Keywords:: Tectonicand Magmatic Studies; extraction; gas exploitation

Gas geochemistry and their associated isotope systematics are developing into powerful tools to understand geological/environmental processes and affirm sour...

Author:: Yunpeng Wang
文件大小:: 243.9 KiB

Oil generation model of the liptinite-rich coals: Palaeogene in the Xihu Sag,East China Sea Shelf Basin

Oil generation model of the l... 2024-01-24

Keywords:: Xihu sagLiptinite-rich coalsOil generation potentialConfined pyrolysis experiments in gold tubesLiquid hydrocarbons generation history

Hydrocarbon generation from liptinite-rich coal is an important focus in petroleum geology as well as in coal geology. The confined pyrolysis experiment in g...

Author:: Li Shuxia
文件大小:: 24.4 MiB

Simulation of Hydrocarbon Generation and Expulsion by Miniature Oil Shale Core Cylinders Retaining Source Rock Minerals and Fabrics

Simulation of Hydrocarbon Gen... 2024-01-24

Keywords:: pyrolysis experimentshydrocarbon expulsionOEE ranging

In conventional pyrolysis experiments to simulate the hydrocarbon generation, carbonates and silicates are removed by acids to avoid interference in measurem...

Author:: Xinran Liu
文件大小:: 3.8 MiB

Reconstruction of the evolution of deep fluids in light oil reservoirs in the Central Tarim Basin by using PVT simulation and basin modeling

Reconstruction of the evoluti... 2024-01-24

Keywords:: Fluid compositionBasin modelingPVT simulationLight oil reservoirsTarim Basin

To better understand the fluid phase state and its evolution in a deep environment, an integrated PVT simulation and basin modeling method for two light oil ...

Author:: Chengsheng Chen
文件大小:: 4.6 MiB

Hydrothermal alteration and hydrocarbon accumulations in ultra-deep carbonate reservoirs along a strike-slip fault system, Tarim Basin, NW China

Hydrothermal alteration and h... 2024-01-24

Keywords:: Hydrothermal fluid; TSR-induced porosity; Oil-cracking gases; H2S-bearing condensates; Strike-slip fault; Deep carbonate reservoirs

In recent years, petroleum exploration has extended from shallow to deep reservoirs in the globle petroliferous basins. In contrast to conventional carbonate...

Author:: Jin Su,Xiaomei Wang,Haijun Yang,Fang Yu,Yong Li,Sihong Ma,Caiyun Wei,Na Weng,Yupeng Yang
文件大小:: 23.5 MiB

Initial insights into releasing bound biomarkers from kerogen matrices using microscale sealed vessel catalytic hydrogenation (MSSV-HY)

Initial insights into releasi... 2024-01-24

Keywords:: Bound biomarkersMicroscale sealed vessel pyrolysisCatalytic hydrogenationMSSVMSSV-HYSichuan BasinDalong Formation

Microscale Sealed Vessel pyrolysis (MSSV) is a microanalytical technique originally developed for artifi_x0002_cially maturing sedimentary organic matter and...

Author:: Liangliang Wu
文件大小:: 2.0 MiB

Adsorption pore structure and its fractal characteristics of coals by N2 adsorption/desorption and FESEM image analyses

Adsorption pore structure and... 2024-01-24

Keywords:: CoalAdsorption pore structureFractal characteristicsN2 adsorption/desorptionField emission scanning electron microscopy

The adsorption pore structure and its fractal characteristics of coals (0.69–2.79% Ro,m) were investigated by N2 adsorption/desorption and field emission sca...

Author:: Zhentao Li
文件大小:: 12.1 MiB

The geochemical characteristics of Tazhong crude oils from the Tarim Basin, northwestern China

The geochemical characteristi... 2024-01-24

Keywords:: Aromatic compounds; light crude oils; high maturity; stable carbon/hydrogen isotope; Tarim Basin

Recent exploration work in the Tazhong district has gradually transferred to the exploitation of high and over mature oils in deep and ultra-deep layers. Thi...

Author:: Yungan Liang
文件大小:: 2.1 MiB