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A mixed selective edge-based smoothed PFEM with second-order cone programming for geotechnical large deformation analysis

期刊: COMPUTERS AND GEOTECHNICS, 2023; 153 ()

Traditional particle finite element method (PFEM) with a six-node triangular (T6) element using an iteration algorithm often suffers from high computa......

Topological graph representation of stratigraphic properties of spatial-geological characteristics and compression modulus prediction by mechanism-driven learning

期刊: COMPUTERS AND GEOTECHNICS, 2023; 153 ()

The soil's compression modulus (Es) is one of the most critical mechanical parameters for studying land subsi-dence in urban strata. Meanwhile, the ve......

Evaluation of flow liquefaction in Nerlerk berm using collapse surface approach

期刊: COMPUTERS AND GEOTECHNICS, 2023; 154 ()

Numerical investigation of flow liquefaction in Nerlerk underwater berm is done considering field data. The flow failure criterion proposed by Najma a......

Surrogate model for 3D ground and structural deformations in tunneling by the sequential excavation method

期刊: COMPUTERS AND GEOTECHNICS, 2023; 154 ()

Ground deformation control is one of the key challenges faced during urban tunneling when using the sequential excavation method (SEM). Three-dimensio......

Analysis of laterally loaded piles in sand considering the relationship between the strain wedge model and failure wedge model

期刊: COMPUTERS AND GEOTECHNICS, 2023; 154 ()

This paper proposes an analytical method for laterally loaded piles in sand, in which the strain wedge model and failure wedge model are used together......

A dynamic approach of frictional heating and thermal pressurization in landslides

期刊: COMPUTERS AND GEOTECHNICS, 2023; 154 ()

Frictional heating and thermal pressurization mechanisms have been demonstrated by many researchers as vital lubrication mechanisms in landslides. How......

Numerical assessments of the influences of soil-boulder mixed flow impact on downstream facilities

期刊: COMPUTERS AND GEOTECHNICS, 2023; 153 ()

Rapid soil-boulder mixed flow commonly occurs in steep mountainous regions and has the potential to damage critical infrastructures. Baffles are typic......

Numerical simulating of pre-grouting in multi-jointed rock mass in deep coalmine roadway excavated via TBM

期刊: COMPUTERS AND GEOTECHNICS, 2023; 154 ()

Tunnel Boring Machines (TBMs) have been used in many underground coal mines in China in recent years, most of which are open-type. The open-type TBM i......

Effect mechanism of block convexity on the shear behaviors of soil-rock mixtures by the developed 3D spherical harmonics-based modeling approach

期刊: COMPUTERS AND GEOTECHNICS, 2023; 155 ()

The effect of block convexity on the shear behaviors of soil-rock mixtures (S-RMs) can be investigated using accurate 3D models constructed with the d......

Numerical modelling of laterally loaded piles driven in low-to-medium density fractured chalk

期刊: COMPUTERS AND GEOTECHNICS, 2023; 156 ()

Chalk's sensitive, variable nature poses difficulties for foundation designers. It can present as weak rock and yet be de-structured to very weak putt......

Discrete element modeling for the multistage hydraulic stimulation of a horizontal well in hot dry rock

期刊: COMPUTERS AND GEOTECHNICS, 2023; 156 ()

Hydraulic fracturing aimed at building a network of fractures in hot dry rock (HDR) often induces strong seismic risks. However, few studies have focu......

Prediction Models of Newmark Sliding Displacement of Slopes Using Deep Neural Network and Mixed-effect Regression

期刊: COMPUTERS AND GEOTECHNICS, 2023; 156 ()

For assessing the seismic stability of slopes, the Newmark sliding displacement is an essential consideration. This study develops a deep neural netwo......

Numerical simulation of hydraulic-mechanical-chemical field coupled acid fracturing in complex carbonate reservoir

期刊: COMPUTERS AND GEOTECHNICS, 2023; 156 ()

In a fractured-vuggy carbonate reservoir (FVCR) are distributed many irregular natural fractures and cavities. The acid fracturing is an effective sti......

Analysis and prediction of nonuniform deformation in composite strata during tunnel excavation

期刊: COMPUTERS AND GEOTECHNICS, 2023; 157 ()

Due to the influence of composite strata, traditional monitoring and measurement cannot accurately reflect the nonuniform deformation and correspondin......

An improved DEM-based mesoscale modeling of bimrocks with high-volume fraction

期刊: COMPUTERS AND GEOTECHNICS, 2023; 157 ()

Block-in-matrix rocks (bimrocks), a typical heterogeneous and discrete geomaterial, are widely found in nature and may cause problems in the design an......

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