The effect of combined mechanical load/welding residual stress on mixed mode fracture parameters of a thin aluminum cracked cylinder
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Fracture Mechanics"
DOI: 10.1016/j.engfracmech.2017.05.003
Abstract: Abstract In this paper, the gas tungsten-arc welding (GTAW) process of a thin cylinder made of Al6061-T6 alloy was simulated using 3-D finite element model in the ABAQUS code and the induced distribution of residual… read more here.
Keywords: fracture parameters; residual stress; stress; cylinder ... See more keywords
A comparison of two damage models for inverse identification of mode Ⅰ fracture parameters: Case study of a refractory ceramic
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2021.106345
Abstract: Abstract Fracture behavior of refractories influences their durability in high-temperature applications to a great extent. The fictitious crack model has been used for simulation of the fracture process of refractories and concrete materials. The present… read more here.
Keywords: lower post; case; fracture; study ... See more keywords
Integration of sonic and resistivity conventional logs for identification of fracture parameters in the carbonate reservoirs (A case study, Carbonate Asmari Formation, Zagros Basin, SW Iran)
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2019.106728
Abstract: Abstract Between all available methods for fractures evaluation, core and image logs are prime methods. However, both of these data are very expensive and practically available in less than 10% of drilled wells. Therefore, a… read more here.
Keywords: fracture aperture; sonic resistivity; fracture parameters; fracture ... See more keywords
Computation of Fracture Parameters in Stepwise Functionally Graded Materials Using Digital Image Correlation Technique
Sign Up to like & getrecommendations! Published in 2019 at "Materials Performance and Characterization"
DOI: 10.1520/mpc20180175
Abstract: This research reports the computation of the fracture parameters, namely T-stress and stress intensity factors of a stepwise functionally graded material (FGM) by using the digital image correlation technique. A five-layer epoxy/glass FGM with layers… read more here.
Keywords: computation fracture; functionally graded; using digital; fracture ... See more keywords
Mixed-mode fracture parameters estimation by genetic programming
Sign Up to like & getrecommendations! Published in 2018 at "Scientia Iranica"
DOI: 10.24200/sci.2018.5512.1319
Abstract: The linear elastic fracture phenomenon has been characterized with stress intensity factors (SIFs). In this study a general function is obtained in order to predict the fracture parameters. Numerical calculation of the SIFs in a… read more here.
Keywords: mixed mode; genetic programming; fracture parameters; fracture ... See more keywords