Remeshing strategies for large deformation problems with frictional contact and nearly incompressible materials
Sign Up to like & getrecommendations! Published in 2017 at "International Journal for Numerical Methods in Engineering"
DOI: 10.1002/nme.5325
Abstract: Summary We present a framework to efficiently solve large deformation contact problems with nearly incompressible materials by implementing adaptive remeshing. Specifically, nodally integrated elements are employed to avoid mesh locking when linear triangular or tetrahedral… read more here.
Keywords: nearly incompressible; incompressible materials; strategies large; remeshing strategies ... See more keywords
Computational coupled large‐deformation periporomechanics for dynamic failure and fracturing in variably saturated porous media
Sign Up to like & getrecommendations! Published in 2022 at "International Journal for Numerical Methods in Engineering"
DOI: 10.1002/nme.7109
Abstract: The large‐deformation mechanics and multiphysics of continuous or fracturing partially saturated porous media under static and dynamic loads are significant in engineering and science. This article is devoted to a computational coupled large‐deformation periporomechanics paradigm… read more here.
Keywords: deformation; porous media; deformation periporomechanics; large deformation ... See more keywords
Large deformation analysis in the context of 3D compressible nonlinear elasticity using the VDQ method
Sign Up to like & getrecommendations! Published in 2020 at "Engineering with Computers"
DOI: 10.1007/s00366-020-00959-3
Abstract: In this article, a new solution approach is developed to numerically compute large deformations of 3D hyperelastic solids based on the compressible nonlinear elasticity. The governing equations are derived by the minimum total potential energy… read more here.
Keywords: compressible nonlinear; deformation analysis; nonlinear elasticity; analysis context ... See more keywords
Large Deformation Characteristics and Reinforcement Measures for a Rock Pillar in the Houziyan Underground Powerhouse
Sign Up to like & getrecommendations! Published in 2017 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-017-1329-5
Abstract: The underground powerhouse of the Houziyan Hydropower Station is under the conditions of high geo-stress and a low strength/stress ratio, which leads to significant rock deformation and failures, especially for rock pillars due to bidirectional… read more here.
Keywords: rock pillar; rock; large deformation; underground powerhouse ... See more keywords
Nonlinear finite element modeling of large deformation of nanobeams
Sign Up to like & getrecommendations! Published in 2018 at "Acta Mechanica"
DOI: 10.1007/s00707-017-1929-x
Abstract: In this article, the finite element method is utilized to understand the bending response of both straight and tapered nanowires under large deformation. The force field caused by the residual surface stress is applied in… read more here.
Keywords: finite element; element; surface stress; large deformation ... See more keywords
Mechanisms of large deformation in soft rock tunnels: a case study of Huangjiazhai Tunnel
Sign Up to like & getrecommendations! Published in 2017 at "Bulletin of Engineering Geology and the Environment"
DOI: 10.1007/s10064-017-1155-8
Abstract: Typical large-deformation phenomena of soft rock occurred frequently during the tunneling process in Huangjiazhai Tunnel, Hubei Province, China, including extrusion at the tunnel wall and severe damage of the primary support and secondary lining. To… read more here.
Keywords: water; huangjiazhai tunnel; rock; large deformation ... See more keywords
Application of Digital Image Correlation (DIC) to the Measurement of Strain Concentration of a PVA Dual-Crosslink Hydrogel Under Large Deformation
Sign Up to like & getrecommendations! Published in 2019 at "Experimental Mechanics"
DOI: 10.1007/s11340-019-00520-4
Abstract: Hydrogels are a class of soft, highly deformable materials formed by swelling a network of polymer chains in water. With mechanical properties that mimic biological materials, hydrogels are often proposed for load bearing biomedical or… read more here.
Keywords: digital image; correlation dic; large deformation; image correlation ... See more keywords
Innovative constant resistance large deformation bolt for rock support in high stressed rock mass
Sign Up to like & getrecommendations! Published in 2017 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-017-3127-5
Abstract: Bolt supporting is a major technology used in highly stressed surrounding rock support. Although significant developments of new patterns of bolts have been documented, the stiffness problem which causes the bolt to cannot adapt to… read more here.
Keywords: rock; bolt; resistance; large deformation ... See more keywords
Large deformation of tunnels in longwall coal mines
Sign Up to like & getrecommendations! Published in 2019 at "Environmental Earth Sciences"
DOI: 10.1007/s12665-019-8044-3
Abstract: Large deformation of tunnels in longwall coal mines creates massive cracks in the surrounding rocks, which may cause groundwater loss and threaten the coal mine safety. Rock mechanical characterization is crucial for understanding the large… read more here.
Keywords: tunnels longwall; deformation; model; large deformation ... See more keywords
Deep neural networks for large deformation of photo-thermo-pH responsive cationic gels
Sign Up to like & getrecommendations! Published in 2021 at "Applied Mathematical Modelling"
DOI: 10.1016/j.apm.2021.08.013
Abstract: Abstract In this work, a model is developed to analyze homogeneous and inhomogeneous large deformation of photo-thermo-pH responsive cationic gels. Constitutive equations are achieved by considering the equilibrium thermodynamics of swelling gels through variational method.… read more here.
Keywords: photo thermo; large deformation; deformation; responsive cationic ... See more keywords
A large deformation finite element investigation of pile group installations with consideration of intervening consolidation
Sign Up to like & getrecommendations! Published in 2021 at "Applied Ocean Research"
DOI: 10.1016/j.apor.2021.102698
Abstract: Abstract Piles are usually installed in both onshore and offshore sites to transit the structural loads through soft or loose soil layers to competent soil strata. Although the installation of a single pile is usually… read more here.
Keywords: intervening consolidation; soil; large deformation; pile group ... See more keywords