Results 61 to 70 of about 5,371,238 (109)

Viscoplastic regularization in strain localization simulation of multiphase porous materials

open access: yes, 2013
This work presents the implementation of a regularized constitutive model to avoid the mesh sensitivity problem in strain localization simulation of multiphase porous materials. For this purpose, a local viscoplastic constitutive model of Perzyna type [1]
SANAVIA, LORENZO   +2 more
core  

Análise e implementação de modelo constitutivo de viscoplasticidade em regime de deformação finita: aplicação em polímeros termoplásticos [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Mecânica, Florianópolis, 2014Nas últimas décadas a aplicação de componentes feitos de materiais poliméricos sofre um aumento ...
Jenovencio, Guilherme
core  

Elastic/Viscoplastic Theory Examined Using Radial Cylindrical Stress Waves

open access: yes, 1970
Two distinct types of experiments are employed to examine an elastic/viscoplastic constitutive theory in a radial cylindrical configuration. One examines the plane-strain plastic response of hollow cylinders subjected to an internal finite-rise-time ...
I. M. Fyfe, R. P. Swift
core   +1 more source

Extensive overview of soil constitutive relations and applications for geotechnical engineering problems. [PDF]

open access: yesHeliyon, 2023
Onyelowe KC   +6 more
europepmc   +1 more source

Stress-driven integration strategies and m-AGC tangent operator for Perzyna viscoplasticity and viscoplastic relaxation: application to geomechanical interfaces

open access: yes
This is the peer reviewed version of the following article: [Aliguer, I., Carol, I., and Sture, S. (2017) Stress-driven integration strategies and m-AGC tangent operator for Perzyna viscoplasticity and viscoplastic relaxation: application to ...
Sture, Stein   +2 more
core  

Phase field dependent viscoplastic behaviour of solder alloys

open access: yes, 2005
A phase field model is presented to describe the mechanical behaviour of microstructure dependent materials, which is demonstrated by applying it to eutectic tin–lead solder.
Ubachs, R.L.J.M.   +2 more
core   +1 more source

DIC-Enhanced Identification of Bodner-Partom Model Parameters for Bitumen Binder. [PDF]

open access: yesMaterials (Basel), 2023
Klimczak M   +3 more
europepmc   +1 more source

An ageing elasto-viscoplastic model for ceramics [PDF]

open access: yes, 2014
This work has been achieved in the framework of the PLEIADES project, financially supported by CEA (Commissariat à l’Énergie Atomique et aux Énergies Alternatives), EDF (Électricité de France) and AREVA.A model reproducing strain softening behavior in ...
SOULACROIX, Julian   +4 more
core  

Elastic-viscoplastic deformation models of salt rocks [PDF]

open access: yes
Results of secondary creep tests for salt rock specimens were mathematically described. Elastic-viscoplastic modeling of viscous properties of salt rocks was based on elastoplastic models using a non-associated Mohr-Coulomb plastic flow and an associated
Tsayukov, Andrey, Baryakh, Alexander
core  

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