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Dynamic site response analysis in the face of uncertainty-an approach based on response surface method

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (12)

Although advanced modeling techniques such as the finite element method (FEM) have been used successfully in dynamic site response analysis, the high ......

The deformation and failure of strip footings on anisotropic cohesionless sloping grounds

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (10)

Footing foundations are sometimes built on sloping grounds of natural sand which is highly anisotropic. The anisotropic mechanical behaviour of sand c......

Spherical cavity expansion in porous rock considering plasticity and damage

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (15)

In rock engineering, damage evolution upon loading imposes significant impacts on the stiffness of rock mass and its deformation characteristics. In o......

Nonlinear consolidation of soft foundation improved by prefabricated vertical drains based on elliptical cylindrical equivalent model

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (13)

This study builds up an elliptical cylindrical equivalent model (ECEM) of prefabricated vertical drains (PVD)-improved foundation which incorporates t......

An extended numerical manifold method for unsaturated soil-water interaction analysis at micro-scale

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (10)

To investigate unsaturated soil-water interaction at micro-scale, this study extends the numerical manifold method (NMM) by incorporating a soil-water......

Relationships between gradation and deformation behavior of dense granular materials: Role of high-order gradation characteristics

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (12)

This paper numerically investigates deformation behavior of coarse-grained granular materials with emphasis on the effect of grain size distribution (......

Indirect boundary element method for modelling 2-D poroelastic wave diffraction by cavities and cracks in half space

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (14)

An indirect boundary element method (IBEM) is developed to solve two-dimensional (2-D) wave diffraction by cavities and cracks in a fluid-saturated po......

DRPCTS: A digital computation theory framework system for rock property parameters using micro-CT images

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (13)

Rock properties evaluations play decisive roles in various geotechnical engineering programs. This work aims at establishing a digital rock parameters......

Investigation of microcracking behaviors in brittle rock using polygonal grain-based distinct method

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (13)

The failure process in brittle rocks is an important topic in rock mechanics, whose good understanding assists in predicting the strength and deformat......

Semi-analytical solution for one-dimensional consolidation of a two-layered soil system with unsaturated and saturated conditions

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (15)

Semi-analytical solutions to one-dimensional (1D) consolidation of the two-layered soils are developed in this paper that can consider a two-layered s......

Solutions for one-dimensional consolidation of unsaturated soil with general boundary conditions subjected to time-dependent load

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (11)

Based on the governing equations proposed by Fredlund and Hasan, this paper firstly establishes a mathematical model for one-dimensional consolidation......

Numerical investigation of flow control technology for grouting and blocking of flowing water in karst conduits

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (12)

A sequential flow and solidification method was applied to the numerical investigation of flow control technology for grouting and blocking of flowing......

GPR-MCS model of reliability analysis of key blocks and its engineering application

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (12)

Reasonable rock bolting schemes for potentially unstable blocks should be proposed and optimized in order to prevent rockfall hazard during tunnel con......

Transient wave propagation in a multi-layered soil with a fluid surface layer: 1D analytical/semi-analytical solutions

期刊: INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, 2021; 45 (13)

This paper studies one-dimensional transient wave propagation in a saturated multi-layered soil with a fluid surface layer. Based on Biot theory, the ......

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