Songtao Wu

ORCID: 0000-0003-4217-5119
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About
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Research Areas
  • Hydrocarbon exploration and reservoir analysis
  • Geological Studies and Exploration
  • Coal Properties and Utilization
  • Geochemistry and Geologic Mapping
  • Geological formations and processes
  • NMR spectroscopy and applications
  • Hydraulic Fracturing and Reservoir Analysis
  • Methane Hydrates and Related Phenomena
  • Reservoir Engineering and Simulation Methods
  • Petroleum Processing and Analysis
  • CO2 Sequestration and Geologic Interactions

Research Institute of Petroleum Exploration and Development
2018-2025

China National Petroleum Corporation (China)
2022-2024

Beijing Haidian Hospital
2024

Oil and Gas Center
2021-2022

State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation
2021

Sand-conglomerate reservoir has been scarcely studied, and there is no effective method available for quantitative characterization of pore structure such a reservoir. In this paper, multifractal study was made on the Triassic Karamay Formation sand-conglomerate in Mahu rim region, Junggar Basin, by using variety high-resolution analysis methods, as Micro-CT, QEMSCAN, MAPS, order to quantitatively characterize heterogeneity size distribution, relative differentiation large small pores,...

10.1021/acs.energyfuels.8b00057 article EN Energy & Fuels 2018-02-28

Introduction Clay minerals are critical components of lacustrine shale systems, where their associated pores govern reservoir properties. The diagenetic transformation these minerals, particularly illitization, profoundly impacts quality, yet the mechanisms driving illitization and its influence on pore evolution remain poorly understood. This study investigates processes characteristics in Cretaceous Qingshankou Shale (QSK shale) to elucidate implications for unconventional hydrocarbon...

10.3389/feart.2025.1524678 article EN cc-by Frontiers in Earth Science 2025-03-31

Pore evolution in organic-rich shale is synchronically controlled by organic and inorganic diagenesis processes that are significantly different from sandstones carbonates. Fundamental studies were conducted characterizing pore evolution. However, mechanisms the main controlling factors for particular size range have not been clarified yet. Herein, we thermal simulation experiment, coupled with petrological, mineralogical, geochemical tests on shales Permian Lucaogou Formation Junggar Basin,...

10.1021/acs.energyfuels.0c04189 article EN Energy & Fuels 2021-03-05

The heterogeneity, sedimentary characteristics, and distribution of fine-grained sediments millimeter-scale laminae were studied in alkaline lacustrine strata the lower Permian Fengcheng Formation (P1f2) Mahu Sag to provide a sound theoretical basis for shale oil exploration development. They investigated by using core thin-section observation, geochemical elemental analysis, mineral identification, pore examination. Five types distinguished, with different compositions, distributions. These...

10.3390/en17040962 article EN cc-by Energies 2024-02-19

Abstract Continental shale oil is diversified, differentiated and complex. It suffers from low production inferior development benefits. Given this, the movability productivity of were proposed in this research to evaluate producible capacity potential oil. Taking Yingxiongling reservoir as an example, microscopic macroscopic main lithofacies systematically investigated via NMR tests, imbibition experiments, uniaxial compression CT imaging. The characteristics different clarified, favorable...

10.1115/1.4066655 article EN Journal of energy resources technology. 2024-09-24

Shale has a unique laminar structure that is currently the focus of considerable interest and great deal research in academic community industry. Studies have focused primarily on differences among combinations, whereas only few investigated individual lamina. In this study, we use typical organic-rich shale from Cretaceous Nenjiang Formation Songliao Basin as an example analyze each lamina millimeter scale. We heterogeneities different laminae by using X-ray fluorescence analysis, rock...

10.1190/int-2021-0156.1 article EN Interpretation 2022-03-19

We did have done thermal simulation experiments on coal-measure source rocks, carbon and oxygen isotope analysis of calcite cement in tight sandstone reservoirs, as well uniform temperature composition determination fluid inclusions to illustrate the relationship between gas generation rocks reservoir densification. Coal-measure produce a considerable amount CO 2 during entire experiment, especially initial stage with ranging from −21.2‰ −11.6‰, which indicates organic origin. The value...

10.1190/int-2021-0224.1 article EN Interpretation 2022-04-27

The Permian Fengcheng Formation in the Mahu Sag was deposited a volcanic-alkaline lacustrine evaporative environment and contains unique variety of fine-grained sediments. This study examines, at millimeter-scale, influence sedimentary microfacies on variability lamina quality sediments second member (P1f2). methods used include thin-section identification, X-ray diffraction (XRD), fluorescence (XRF), scanning electron microscopy (SEM), nitrogen adsorption, nuclear magnetic resonance (NMR)....

10.1021/acsomega.2c05738 article EN cc-by-nc-nd ACS Omega 2022-12-28
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