ISRM Suggested Method: Determining Deformation and Failure Characteristics of Rocks Subjected to True Triaxial Compression
Sign Up to like & getrecommendations! Published in 2019 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-019-01782-z
Abstract: The purpose of this ISRM Suggested Method is to introduce a guideline on determining deformation and failure characteristics of rocks subjected to true triaxial compression on different stress path. The true triaxial testing apparatus was… read more here.
Keywords: deformation failure; isrm suggested; determining deformation; true triaxial ... See more keywords
Mechanical Properties of Layered Composite Coal–Rock Subjected to True Triaxial Stress
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DOI: 10.1007/s00603-020-02148-6
Abstract: Underground mining or tunnelling activity is always associated with the composite geological formations. The mechanical properties of layered composite coal–rock subjected to true triaxial stress conditions are significantly different from those under conventional triaxial or… read more here.
Keywords: strength; layered composite; stress; coal ... See more keywords
Deformation and seepage characteristics of gas-containing coal under true triaxial stress
Sign Up to like & getrecommendations! Published in 2018 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-018-3543-1
Abstract: Conventional triaxial tests were mostly conducted to explore the coal and gas outburst mechanisms based on the moulded coal specimens, leading to the difference of three-dimensional unequal stress condition between the simulated coal seam and… read more here.
Keywords: gas; seepage; coal; true triaxial ... See more keywords
Review of unloading tests of dynamic rock failure in compression
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DOI: 10.1016/j.engfracmech.2018.12.022
Abstract: Abstract Dynamic rock failure at the walls of an opening, so-called rock burst or strain burst is one of the major types of rock failure capable of causing human and financial loss. Initially the rock… read more here.
Keywords: failure; rock failure; true triaxial; rock ... See more keywords
Experimental and theoretical analysis of hydraulic fracturing and gas fracturing of rock under true triaxial compressions
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DOI: 10.1016/j.engfracmech.2020.107100
Abstract: Abstract A test system was developed for true triaxial hydraulic fracturing (HF) and gas fracturing (GF) combined with acoustic emission (AE) monitoring and 3D computerized tomography (CT) scanning reconstruction to carry out a series of… read more here.
Keywords: fracturing gas; gas fracturing; hydraulic fracturing; true triaxial ... See more keywords
Influence of temperature on the strainburst characteristics of granite under true triaxial loading conditions
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DOI: 10.1016/j.enggeo.2017.03.021
Abstract: Abstract The experimental study of the strainburst on granite treated with different high temperatures was conducted using a novel true-triaxial rockburst test system. During the test process, a loading path was given by keeping one… read more here.
Keywords: peak stress; true triaxial; kinetic energy; temperature ... See more keywords
Permeability evolution of anthracite coal considering true triaxial stress conditions and structural anisotropy
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2018.02.014
Abstract: Abstract It is critical to understand the gas flow behavior in coal under a reservoir stress condition for coal bed methane production, underground coal mining, and CO2-sequestration in deep coal seams. With respect to coal… read more here.
Keywords: stress conditions; permeability; stress; coal ... See more keywords
Modeling study of sandstone permeability under true triaxial stress based on backpropagation neural network, genetic programming, and multiple regression analysis
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2020.103742
Abstract: Abstract Permeability evolution of sandstone is of great significance in the development of tight sandstone gas reservoirs. Traditional laboratory tests have the disadvantages of high cost and long testing time. Therefore, the present study employed… read more here.
Keywords: analysis; permeability; stress; sandstone permeability ... See more keywords
Experimental study of rock burst in coal samples under overstress and true-triaxial unloading through passive velocity tomography
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DOI: 10.1016/j.ssci.2019.04.012
Abstract: Abstract The influence of overstress state on rockbursts in deep underground coal mining was investigated. Laboratory experiments were conducted using a true-triaxial rockburst system. Passive velocity tomography, using acoustic emission (AE), was used to study… read more here.
Keywords: velocity; tomography; passive velocity; coal samples ... See more keywords
Failure characteristics of coarse and fine sandstone containing two parallel fissures subjected to true triaxial stresses
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DOI: 10.1016/j.tafmec.2021.102932
Abstract: Abstract Failure characteristics of flawed rocks subjected to true triaxial stress are not studied, and the cracking mechanism is not fully understood. Especially, the damage and failure mechanisms incorporating the effect of material properties such… read more here.
Keywords: sandstone; fine sandstone; cracking mechanism; subjected true ... See more keywords
Experimental Investigation on the Deformation, Strength, and Acoustic Emission Characteristics of Sandstone under True Triaxial Compression
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Materials Science and Engineering"
DOI: 10.1155/2018/5241386
Abstract: The study of deformation, strength, and other mechanical characteristics of sandstone under true triaxial compression is significant for understanding failure mechanisms in rock and evaluating the stability of underground structures. Conventional and true triaxial compression… read more here.
Keywords: true triaxial; deformation strength; triaxial compression;