[EN] In this work, the influence of crack propagation velocity in the stress intensity
factor has been studied. The analysis is performed with a lattice method
and a linear elastic constitutive model. Numerous researchers ...
González Albuixech, Vicente Francisco; Giner Maravilla, Eugenio; Tarancón Caro, José Enrique(Universidad Industrial de Santander, 2016)
[ES] El XFEM es una técnica desarrollada para la simulación numérica de problemas relacionados con la mecánica de la fractura. Este método tiene diversas ventajas, pero también aparecen ciertas cuestiones que deben ser ...
This paper compares different numerical methods for mode I stress intensity factor (SIF)
calculations. Both 2D and 3D models are used to calculate KI for the compact tension specimens.
J-integral and interaction integral ...
González Albuixech, Vicente Francisco; Giner Maravilla, Eugenio; Tarancón Caro, José Enrique; Fuenmayor Fernández, Francisco Javier; Gravouil, A.(Wiley, 2013-05-25)
The aim of this study is the analysis of the convergence rates achieved with domain energy integrals for the computation of the stress intensity factors (SIF) when solving 2-D curved crack problems with the extended FEM ...
González Albuixech, Vicente Francisco; Giner Maravilla, Eugenio; Tarancón Caro, José Enrique; Fuenmayor Fernández, Francisco Javier; Gravouil, Anthony(Elsevier, 2013-05-30)
The computation of stress intensity factors (SIFS) in curved and non-planar cracks using domain integrals introduces some difficulties related to the use of curvilinear gradients. Several approaches exist in the literature ...
[EN] One potential challenge to the integrity of the reactor pressure vessel (RPV) of a pressurized water reactor is posed by a pressurized thermal shock (PTS), which is associated with rapid cooling of sections of the hot ...
González Albuixech, Vicente Francisco(Universitat Politècnica de València, 2013-01-30)
En esta tesis se aborda primeramente el estudio de las grietas tridimensionales partiendo de las premisas de la MFEL y considerando la importancia de los términos de segundo orden del desarrollo de Williams para la correcta ...
[EN] When an analysis of the 3-D crack behavior in LEFM is performed, usually only the first term of the Williams series expansion, which corresponds to the r-12 singularity, is taken into account. However, it is well known ...
González Albuixech, Vicente Francisco(Universitat Politècnica de València, 2011-11-14)
El objetivo del trabajo es analizar los efectos de la mejora de los elementos de transición triangulares
en el XFEM. Básicamente consiste en incorporar elementos triangulares en un programa ya
desarrollado para la ...
Una singularidad que puede aparecer en la mayoría de los problemas de fractura tridimensional bajo comportamiento elástico es la singularidad de esquina o de borde libre, localizada en la intersección del frente de grieta ...
González Albuixech, Vicente Francisco; Rodríguez-Millán, M.; Ito, T.; Loya, J. A.; Miguélez, M. H.(SAGE Publications, 2019-06)
[EN] The exigent requirements for personal protections in terms of energy absorption and ergonomics have
led to increasing interest in bioinspired protections. This work focuses on the numerical analysis of
ballistic ...
[EN] The work relates to the effect of temperature on the model parameters in local approaches (LAs) to cleavage fracture. According to a recently developed LA model, the physical consensus of plastic deformation being a ...