نتایج جستجو برای: deviatoric stress

تعداد نتایج: 438684  

Journal: :Proceedings in applied mathematics & mechanics 2023

The concept of representative crack elements has been successfully introduced to phase-field fracture in previous publications, where anisotropic elasticity [1], visco-elasticity [2], elasto-plasticity and surface friction [3] are considered at small deformations. This framework allows overcome unrealistic predictions for the kinematics, reported e.g. Strobl Seelig [4], Steinke Kaliske [5], kno...

Journal: :Acta Geotechnica 2022

Abstract The paper presents an experimental study on the effect of plastic fines content undrained behavior and liquefaction susceptibility sand-fines mixtures under cyclic loading. results triaxial tests conducted Hostun sand with varying amounts (0–20%) types (kaolin calcigel bentonite) are presented. specimens were prepared different initial densities using moist tamping method, consolidated...

Journal: :Sustainability 2023

The creep associated with unloading surrounding rock during the excavation of deep tunnels seriously affects stability tunnel, and a high seepage pressure will aggravate strength attenuation structural deterioration rock. Based on background excavation-induced deeply buried granite tunnel pressure, in this paper we carry out triaxial test that considers effects both disturbance pressure. We als...

Journal: :Advances in transdisciplinary engineering 2022

Tailings pond is a place for storing tailings or other industrial waste residues discharged from metal nonmetal mines after ore separation. The material will be into the stockpiling sorting and processing. hard to consolidate under natural conditions as result of high water content, resulting in certain safety risk pond. In this paper, tailing soil Huangshi City, Hubei Province studied triaxial...

2010
P. Sáez V. Alastrué E. Peña M. A. Martínez M. Doblaré

An anisotropic damage model for vascular tissue is presented here. The widely used strain energy function in the quasi incompressible framework is exploited on its decoupled form to, additively, take into account the volumetric and the deviatoric contributions. Since a wellestablished neo-Hooke law is used to model the deviatoric part of the isotropic ground substance, this work focus on the co...

Journal: :Acta Geotechnica 2022

Abstract The coexistence of air and water as a mixture in void spaces unsaturated soils, makes its mechanical behaviour relatively complex difficult to be addressed by classical saturated soil mechanics principles. In addition, many engineering problems encountered practical situations had some part deal with soils therefore the clear understanding various behavioural patterns is crucial. To da...

Journal: :Geochemistry Geophysics Geosystems 2021

Slow slip events (SSEs) at subduction zones can precede large-magnitude earthquakes and may serve as precursor indicators, but the triggering of by slow remains insufficiently understood. Here, we combine geodetic, Coulomb wedge failure-stress models with seismological data to explore potential causal relationship between two SSEs 2018 Mw 6.9 Zakynthos Earthquake within Hellenic Subduction Syst...

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