Stress–Seepage Coupling of Cataclastic Rock Masses Based on Digital Image Technologies
Sign Up to like & getrecommendations! Published in 2018 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-018-1474-5
Abstract: To explore the mechanical properties of cataclastic rock masses and the laws of their permeability changes under hydraulic pressure, cataclastic rock masses in shattered fault zones are sorted according to their particle size. Rubble is… read more here.
Keywords: coupling cataclastic; rock masses; stress seepage; cataclastic rock ... See more keywords
Automatic Mapping of Discontinuity Persistence on Rock Masses Using 3D Point Clouds
Sign Up to like & getrecommendations! Published in 2018 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-018-1519-9
Abstract: Finding new ways to quantify discontinuity persistence values in rock masses in an automatic or semi-automatic manner is a considerable challenge, as an alternative to the use of traditional methods based on measuring patches or… read more here.
Keywords: discontinuity persistence; rock masses; methodology; rock ... See more keywords
Dynamic boundary setting for discrete element method considering the seismic problems of rock masses
Sign Up to like & getrecommendations! Published in 2019 at "Granular Matter"
DOI: 10.1007/s10035-019-0918-2
Abstract: The discrete element method (DEM) provides an effective approach to analyse the large deformations and discontinuous problems in geotechnical engineering. In this paper, to improve the capability of DEM for seismic response analysis of rock… read more here.
Keywords: element method; boundary setting; dynamic boundary; rock masses ... See more keywords
Stability of large underground caverns excavated in layered rock masses with steep dip angles: a case study
Sign Up to like & getrecommendations! Published in 2019 at "Bulletin of Engineering Geology and the Environment"
DOI: 10.1007/s10064-018-01440-8
Abstract: The Wudongde Hydropower Station is constructed in layered strata that typically have steep dip angles. These features, together with the folds and faults that have developed in the strata, directly threaten the stability of the… read more here.
Keywords: dip angles; layered rock; rock masses; stability ... See more keywords
Design equation for stability of shallow unlined circular tunnels in Hoek-Brown rock masses
Sign Up to like & getrecommendations! Published in 2020 at "Bulletin of Engineering Geology and the Environment"
DOI: 10.1007/s10064-020-01798-8
Abstract: Safety assessment is one critical issue for constructions of tunnels and requires a reliable and accurate stability analysis. At present, a large number of researches in stability analyses of tunneling in rock masses have been… read more here.
Keywords: shallow unlined; equation stability; design equation; rock masses ... See more keywords
Evaluating the corollary of the interdependency of rock joint properties on subsurface fracturing
Sign Up to like & getrecommendations! Published in 2020 at "Bulletin of Engineering Geology and the Environment"
DOI: 10.1007/s10064-020-01933-5
Abstract: The characteristics of structural discontinuities in the subsurface environment often play a key role in the overall behaviour of such systems and their response to externally imposed conditions. Rock joints are one of such features… read more here.
Keywords: interdependency; frictional resistance; joint frictional; dilatancy ... See more keywords
Weathering characterization for landslides modeling in granitoid rock masses of the Capo Vaticano promontory (Calabria, Italy)
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DOI: 10.1007/s10346-017-0860-5
Abstract: This work focuses on developing multidisciplinary researches concerning weathering profiles related to landscape evolution of the Capo Vaticano promontory on the Calabria Tyrrhenian side (southern Italy). In this area, the tectonic uplift, occurred at least… read more here.
Keywords: granitoid; vaticano promontory; capo vaticano; rock masses ... See more keywords
Analytical Model of Stress Field and Failure Depth in Multilayered Rock Masses of Mining Floor Based on the Transfer Matrix Method
Sign Up to like & getrecommendations! Published in 2017 at "Geotechnical and Geological Engineering"
DOI: 10.1007/s10706-017-0277-x
Abstract: Accurate calculation of stress distribution and failure depth of coal seam floor is the key to the floor water inrush risk evaluation. In consideration of the fact that the floor rock masses are multilayered distribution… read more here.
Keywords: failure; rock masses; floor; failure depth ... See more keywords
Permeability Anisotropy of Columnar Jointed Rock Masses
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DOI: 10.1007/s12205-018-0123-6
Abstract: This paper investigated the anisotropic permeability of columnar jointed rock masses at Baihetan hydropower station in Southwest China. Discrete element analysis is conducted to evaluate the hydraulic Representative Elemental Volume (REV) size of jointed rock… read more here.
Keywords: permeability; rock masses; columnar jointed; jointed rock ... See more keywords
Experimental and numerical study on crack propagation and deformation around underground opening in jointed rock masses
Sign Up to like & getrecommendations! Published in 2017 at "Geosciences Journal"
DOI: 10.1007/s12303-016-0051-8
Abstract: Understanding the process of crack propagation and deformation around underground openings is a key issue in several engineering fields, such as tunneling, mining, and radioactive waste disposal facilities. Many failures of underground openings are commonly… read more here.
Keywords: around underground; crack propagation; deformation around; rock masses ... See more keywords
Simulating progressive failure in brittle jointed rock masses using a modified elastic-brittle model and the application
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Fracture Mechanics"
DOI: 10.1016/j.engfracmech.2017.04.037
Abstract: Abstract To analyse the damage evolution process of jointed rock masses, a modified numerical model on the basis of secondary development in fast Lagrangian analysis of Continua (FLAC3D) is proposed to simulate the fracture development… read more here.
Keywords: jointed rock; brittle; model; rock masses ... See more keywords