Dynamic Response and Fractal Characteristics of a Pore-Fracture System in Ultralow Permeability Sandstone Based on Low-Field NMR
Sign Up to like & getrecommendations! Published in 2020 at "Energy & Fuels"
DOI: 10.1021/acs.energyfuels.0c03133
Abstract: Quantitative characterization of the dynamic evolution of the pore-fracture system subjected to the variation of in situ stress is critical to the production of crude oil and CO2 sequestration in a... read more here.
Keywords: dynamic response; response fractal; pore fracture; fracture system ... See more keywords
Evolution of Pore and Fracture Structure of Oil Shale under High Temperature and High Pressure
Sign Up to like & getrecommendations! Published in 2017 at "Energy & Fuels"
DOI: 10.1021/acs.energyfuels.7b01071
Abstract: In order to study the coupled effect of the temperature and pressure on pyrolysis characteristics and pore and fracture structures of oil shale, a total of 25 groups of pyrolytic reaction experiments have been conducted… read more here.
Keywords: evolution pore; temperature; pore fracture; oil shale ... See more keywords
Influence of fluid exposure on surface chemistry and pore-fracture morphology of various rank coals: implications for methane recovery and CO2 storage
Sign Up to like & getrecommendations! Published in 2017 at "Energy & Fuels"
DOI: 10.1021/acs.energyfuels.7b02483
Abstract: The surface chemistry and pore-fracture morphology of coals are critical to the process of CO2 sequestration in coal seams with enhanced coalbed methane (CH4) recovery (CO2-ECBM). To assess the influence of deionized water–CO2 mixture (DH2O–CO2)… read more here.
Keywords: chemistry; co2; surface chemistry; pore fracture ... See more keywords
New Models for Predicting Pore Pressure and Fracture Pressure while Drilling in Mixed Lithologies Using Artificial Neural Networks
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DOI: 10.1021/acsomega.2c01602
Abstract: Precise prediction of pore pressure and fracture pressure is a crucial aspect of petroleum engineering. The awareness of both fracture pressure and pore pressure is essential to control the well. It helps in the elimination… read more here.
Keywords: fracture pressure; pressure fracture; fracture; pore fracture ... See more keywords
Change Laws of Pore–Fracture Structure of Coal under High-Temperature Steam Shock
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DOI: 10.1021/acsomega.2c05849
Abstract: Injecting steam into coal seam is an important means to accelerate gas desorption and improve gas extraction efficiency. However, the change law of pore–fracture structures of coal after high-temperature steam shock (thermal shock) is still… read more here.
Keywords: steam; fracture; pore fracture; coal ... See more keywords
Correlation Evaluation and Schematic Analysis of Influencing Factors Affecting Pore and Fracture Connectivity on the Microscale and Their Application Discussion in Coal Reservoir Based on X-ray CT Data
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DOI: 10.1021/acsomega.2c06943
Abstract: The connectivity of the pore/fracture system is the key to CO2 injection and CH4 production, which is of great significance in analyzing the correlation and weight of the influencing factors affecting the connectivity on the… read more here.
Keywords: connectivity; influencing factors; pore fracture; number ... See more keywords
Quantitative assessment of coal seepage characteristics and pore–fracture structures using micro-computed tomography under stress–seepage coupling effects
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DOI: 10.1063/5.0276345
Abstract: The study of coal permeability is essential for ensuring coal mine safety and the efficient extraction of coalbed methane (CBM). This research investigated coal permeability evolution and pore–fracture structural dynamics under stress–permeability coupling using a… read more here.
Keywords: seepage; permeability; stress; coal ... See more keywords
Hydraulic fracturing: Prioritizing matrix pore–fracture contact area over aperture—A pore scale perspective
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DOI: 10.1063/5.0285566
Abstract: Hydraulic fracturing is commonly employed to create a fracture network and enhance hydrocarbon recovery in subsurface reservoirs. Traditional understanding suggests that the stress-induced reduction in fracture aperture results in a decline in production rate, as… read more here.
Keywords: aperture; matrix pore; fracture; fracture contact ... See more keywords
NMR-Based Investigation of Pore–Fracture Structure Heterogeneity in Deep Coals of Different Macrolithotypes in the Daning-Jixian Block, Ordos Basin
Sign Up to like & getrecommendations! Published in 2024 at "Energies"
DOI: 10.3390/en17236081
Abstract: Deep coalbed methane (CBM) demonstrates significant production potential, and a fervent exploration and development boom is currently underway in China. The permeability of coal reservoirs is heavily influenced by pore–fracture structure heterogeneity. Some researches have… read more here.
Keywords: pore fracture; fracture structure; deep coals; coal ... See more keywords