Basic numerical modelling issues in dynamic soil-tunnel interaction
Tunnels are classified as civil engineering infrastructure which serves various functions that
are primarily associated with transportation of vehicles and liquids. Their design and …
are primarily associated with transportation of vehicles and liquids. Their design and …
Overview of constitutive models for soils
PV Lade - Soil constitutive models: Evaluation, selection, and …, 2005 - ascelibrary.org
Numerous constitutive models have been developed over the past forty years for modeling
the stress-strain behavior of soils. These models are to be used with finite element and/or …
the stress-strain behavior of soils. These models are to be used with finite element and/or …
Hypoplastic modeling of inherent anisotropy in normally and overconsolidated clays
Inherent anisotropy is often observed in natural clays. This paper presents a hypoplastic
constitutive model to describe the inherent anisotropy of normally and overconsolidated …
constitutive model to describe the inherent anisotropy of normally and overconsolidated …
Three-dimensional lower bound finite element limit analysis of an anisotropic undrained strength criterion using second-order cone programming
This paper describes a formulation of second-order cone programming for three-
dimensional lower bound finite element limit analysis considering a cross-anisotropic …
dimensional lower bound finite element limit analysis considering a cross-anisotropic …
Modified UH model: constitutive modeling of overconsolidated clays based on a parabolic Hvorslev envelope
Most clays, either naturally deposited or man-made, possess a certain degree of
overconsolidation owing to tam**, cyclic loading, erosion, excavation, and/or changes in …
overconsolidation owing to tam**, cyclic loading, erosion, excavation, and/or changes in …
STZ-Clay: A shear-transformation-zone theory based constitutive model for clay
The shear-transformation-zone (STZ) theory is a mesoscale-based approach that attributes
material macroscopic plastic deformation to the flip**, creation, and annihilation of …
material macroscopic plastic deformation to the flip**, creation, and annihilation of …
Comparison of two inverse analysis techniques for learning deep excavation response
Performance observation is a necessary part of the design and construction process in
geotechnical engineering. For deep urban excavations, empirical and numerical methods …
geotechnical engineering. For deep urban excavations, empirical and numerical methods …
A simple critical-state-based double-yield-surface model for clay behavior under complex loading
ZY Yin, Q Xu, PY Hicher - Acta Geotechnica, 2013 - Springer
The critical state concept has been widely used in soil mechanics. The purpose of this study
is to apply this concept in the framework of multi-mechanism elastoplasticity. The developed …
is to apply this concept in the framework of multi-mechanism elastoplasticity. The developed …
A thermomechanical model for saturated soil at small and large strains
Many elastoplastic models have been developed for simulating thermomechanical
behaviour of saturated soil. Although the yield surface of these models shrinks with …
behaviour of saturated soil. Although the yield surface of these models shrinks with …
Validation of a simple hypoplastic constitutive model for overconsolidated clays
Hypoplastic constitutive models are able to describe history dependence using a single
nonlinear tensorial function with a set of parameters. A hypoplastic model including a …
nonlinear tensorial function with a set of parameters. A hypoplastic model including a …