Modeling and Experiment on Permeability of Coal with Hydraulic Fracturing by Stimulated Reservoir Volume
Sign Up to like & getrecommendations! Published in 2018 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-018-1682-z
Abstract: Because the mechanisms that cause hydraulic fracturing to increase coal seam permeability are not clear, the effective application of hydraulic fracturing has limitations. This paper presents hydraulic fracturing and gas seepage experiments using raw coal… read more here.
Keywords: permeability; coefficient; hydraulic fracturing; coal ... See more keywords
A case study of gas drainage to low permeability coal seam
Sign Up to like & getrecommendations! Published in 2017 at "International journal of mining science and technology"
DOI: 10.1016/j.ijmst.2017.05.014
Abstract: Abstract Gas drainage at low gas permeability coal seam is a main barrier affecting safety and efficient production in coal mines. Therefore, the research and application of drainage technology at low permeability coal seam is… read more here.
Keywords: coal seam; gas drainage; gas; drainage ... See more keywords
Micropore Structure and Fractal Characteristics of Low-Permeability Coal Seams
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Materials Science and Engineering"
DOI: 10.1155/2018/4186280
Abstract: With the raw coal from a typical low-permeability coal seam in the coalfield of South Junger Basin in Xinjiang as the research object, this paper examined six kinds of coal samples with different permeabilities using… read more here.
Keywords: surface area; coal seams; permeability; low permeability ... See more keywords
The Relationship between Current Ground Stress and Permeability of Coal in Superimposed Zones of Multistage Tectonic Movement
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DOI: 10.1155/2019/9021586
Abstract: According to the characteristics of the paleostress field and tectonic features at the key moments during tectonic movement after the formation of the no. 3 coal seam, the superimposed areas of different folding zones in… read more here.
Keywords: ground stress; permeability; superimposed areas; tectonic movement ... See more keywords
Interpretation of Gas/Water Relative Permeability of Coal Using the Hybrid Bayesian-Assisted History Matching: New Insights
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DOI: 10.3390/en14030626
Abstract: The relative permeability of coal to gas and water exerts a profound influence on fluid transport in coal seams in both primary and enhanced coalbed methane (ECBM) recovery processes where multiphase flow occurs. Unsteady-state core-flooding… read more here.
Keywords: gas; water; relative permeability; permeability coal ... See more keywords