Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Jiliang Pan"'
Publikováno v:
Fractal and Fractional, Vol 8, Iss 11, p 669 (2024)
This study investigates the effect of thermal cracking on the tensile strength of granite through a combination of experimental testing and numerical simulations. The primary objective is to understand how thermal stress, induced by heat treatment at
Externí odkaz:
https://doaj.org/article/591ae0abaa4043d39d7b3662a2b17e67
Publikováno v:
Journal of Marine Science and Engineering, Vol 12, Iss 6, p 869 (2024)
The demand for critical minerals has increased extraction activities in coastal deep mines where challenges such as high stresses, chemical corrosion, and mining disturbance impacts are present. This study investigated the effects of chemical corrosi
Externí odkaz:
https://doaj.org/article/830278ed0c904196b53f4d308d9df097
Publikováno v:
International Journal of Coal Science & Technology, Vol 10, Iss 1, Pp 1-12 (2023)
Abstract The stability of coal pillar dams is crucial for the long-term service of underground reservoirs storing water or heat. Chemical damage of coal dams induced by ions-attacking in coal is one of the main reasons for the premature failure of co
Externí odkaz:
https://doaj.org/article/39fc2dcd2671405a9f244ee997534dd5
Publikováno v:
Applied Sciences, Vol 14, Iss 4, p 1484 (2024)
To investigate the influence of the crack dip angle on the strength of rock specimens, uniaxial compression tests were conducted on granite specimens containing pre-existing cracks. The strain energy evolution during the loading process was analyzed,
Externí odkaz:
https://doaj.org/article/b99c3e882666412da24e1efb07fbd334
Publikováno v:
Case Studies in Thermal Engineering, Vol 41, Iss , Pp 102633- (2023)
Geothermal reservoirs are reformed by thermal and chemical stimulation combined with hydrofracture, which is more effective in forming artificial fracture networks. It is critical for the efficient development of geothermal resources to understand th
Externí odkaz:
https://doaj.org/article/eaf617d8cfa04b5898c3c476c17c141d
Publikováno v:
Lithosphere, Vol 2022, Iss Special 11 (2022)
AbstractFailure mechanisms of rock are intrinsically intertwined with heterogeneity and natural fracture. However, the effects of heterogeneity on the failure of rock with natural cracks are still far from clear. By simultaneously considering rock he
Externí odkaz:
https://doaj.org/article/9324c4cd3f604cc7b00086bad61c68e3
Publikováno v:
Advances in Materials Science and Engineering, Vol 2022 (2022)
The engineering rock mass is generally composed of the rock matrix and structural plane and is an anisotropic inhomogeneous geological body. Accidents such as roof collapse and well caving caused by joint and fissure expansion occur frequently during
Externí odkaz:
https://doaj.org/article/f39cfef124be4dda89db48c7d7ec10cc
Publikováno v:
Shock and Vibration, Vol 2021 (2021)
The prediction of rockburst proneness is the basis of preventing and controlling rockburst disasters in rock engineering. Based on energy theory and damage mechanics, the quantitative functional relationship between joint density and energy density w
Externí odkaz:
https://doaj.org/article/dd9a83c7ea5a4959a17263c16f815583
Publikováno v:
Advances in Civil Engineering, Vol 2020 (2020)
This paper presents a comprehensive engineering method to investigate the failure mechanism of the jointed rock slopes. The field geology survey is first carried out to obtain the slope joint data. A joint network model considering the structural com
Externí odkaz:
https://doaj.org/article/ec25eda988304cdaabf99292e1f08b3f
Publikováno v:
Advances in Civil Engineering, Vol 2020 (2020)
Conjugate joint is one of the most common joint forms in natural rock mass, which is produced by different tectonic movements. To better understand the preexisting flaws, it is necessary to investigate joint development and its effect on the deformat
Externí odkaz:
https://doaj.org/article/cca640ac03134738bd467f6113f2543e