Mechanical properties and permeability evolution of gas-bearing coal under phased variable speed loading and unloading
Sign Up to like & getrecommendations! Published in 2018 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-018-4117-y
Abstract: It is of great significance for the analysis and prediction of coal-gas outburst disasters to understand the mechanical properties and permeability evolution of coal and rock under conditions of stope stress evolution. In this study,… read more here.
Keywords: bearing coal; gas; permeability; stress ... See more keywords
A Review on Factors Influencing the Rock Mechanics of the Gas Bearing Formations
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2020.103348
Abstract: Abstract Efforts towards producing low-carbon fossil fuels and renewable energy resources have increased significantly within the last two decades and are expected to grow even more in the upcoming years. The aim of these efforts… read more here.
Keywords: bearing formations; gas; gas bearing; rock mechanics ... See more keywords
Effect of misalignment on the dynamic characteristic of MEMS gas bearing considering rarefaction effect
Sign Up to like & getrecommendations! Published in 2019 at "Tribology International"
DOI: 10.1016/j.triboint.2019.06.015
Abstract: Abstract In this paper, the dynamic characteristics of MEMS gas bearing are investigated. Angular misalignment and rarefaction effect are introduced into the lubrication equation based on FK model. The partial derivative method is adopted to… read more here.
Keywords: effect; gas bearing; mems gas; rarefaction effect ... See more keywords
Reservoir characteristics and logging evaluation of gas−bearing mudstone in the south of North China Plain
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DOI: 10.1038/s41598-020-65325-1
Abstract: Mudstone is very similar to shale except it lacks sheet bedding. Shale gas is widely concerned and successfully exploited commercially in the world, while gas-bearing mudstone is rarely paid attention. To evaluate the reservoir characteristics… read more here.
Keywords: mudstone; reservoir; gas; evaluation ... See more keywords
Gas-Bearing Prediction Using Transfer Learning and CNNs: An Application to a Deep Tight Dolomite Reservoir
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2020.3035568
Abstract: Predicting gas-bearing zone of deep tight dolomite reservoirs from prestack seismic data is challenging and subject to great uncertainty. Machine learning especially for deep learning (DL) provides a new potential. One main limitation of the… read more here.
Keywords: tight dolomite; gas bearing; deep tight;
Generalized W Transform and Its Application in Gas-Bearing Reservoir Characterization
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2021.3108836
Abstract: The W transform (WT), employing a Gaussian window with non-stationary dominant frequency weight, is suitable for reservoir description with high time resolution at low-frequency band. In this letter, we generalize the WT through designing a… read more here.
Keywords: dominant frequency; frequency; reservoir; gas bearing ... See more keywords
Analysis and Estimation of an Inclusion-Based Effective Fluid Modulus for Tight Gas-Bearing Sandstone Reservoirs
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2021.3099134
Abstract: Due to the special petrophysical properties of tight reservoirs, such as poor connectivity and low porosity, conventional rock physics models show limitations. Based on an inclusion-based method, a new formula containing fluid pressure is derived… read more here.
Keywords: inclusion based; tight gas; physics; gas bearing ... See more keywords
Characteristics and Gas-Bearing Properties of Yanchang Formation Shale Reservoirs in the Southern Ordos Basin
Sign Up to like & getrecommendations! Published in 2023 at "Geofluids"
DOI: 10.1155/2023/5894458
Abstract: Ordos Basin is a multicycle superimposed cratonic basin in northern China with a simple internal structure and a gentle stratigraphic slope. It is characterized by extensive development, numerous oil and gas-bearing layers, and complete source-reservoir-caprock… read more here.
Keywords: yanchang formation; gas; basin; gas bearing ... See more keywords
Possibility of elasto-hydrostatic evolved-gas bearing as one of the mechanisms of superlubricity
Sign Up to like & getrecommendations! Published in 2019 at "Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology"
DOI: 10.1177/1350650117746025
Abstract: In this article, firstly the experiments previously reported have been reviewed. That is, in the experiments conducted earlier it was seen that the friction coefficient reduced to the friction-tester noise-level of 0.0001, and only a… read more here.
Keywords: evolved gas; possibility elasto; gas; elasto hydrostatic ... See more keywords
Wormhole Formation During Acidizing of Calcite-Cemented Fractures in Gas-Bearing Shales
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DOI: 10.2118/191376-pa
Abstract: A relatively large number of calcite-cemented fractures are present in gas-bearing shale formations. During hydraulic fracturing, some of these fractures will be reactivated and may become important flow paths in the resulting stimulated fracture network.… read more here.
Keywords: gas; gas bearing; formation; cemented fractures ... See more keywords
Experimental Investigation on Mechanical and Acoustic Emission Characteristics of Gassy Coal under Different Stress Paths
Sign Up to like & getrecommendations! Published in 2022 at "International Journal of Environmental Research and Public Health"
DOI: 10.3390/ijerph19137873
Abstract: Coal mining leads to stress loading–unloading variation in front of the working face, which influences the occurrence of disasters. In order to study the influence mechanism of stress loading–unloading to the coal failure, a series… read more here.
Keywords: gas bearing; stress; bearing coal; coal ... See more keywords