Crack tip displacement fields measured by digital image correlation for evaluating variable mode-mixity during fatigue crack growth
M Vormwald, Y Hos, JLF Freire, GLG Gonzáles… - International Journal of …, 2018 - Elsevier
The assessment of mixed-mode fatigue is an actual object of research. Various hypotheses
have been published with the focus on calculating equivalent stress intensity factors and on …
have been published with the focus on calculating equivalent stress intensity factors and on …
LEFM crack path models evaluation under proportional and non-proportional load in low carbon steels using digital image correlation data
JG Díaz, JLF Freire - International Journal of Fatigue, 2022 - Elsevier
Crack path models were evaluated with experimentally obtained SIF for proportional and
non-proportional loading for plane and tubular ductile steel samples. For non-proportional …
non-proportional loading for plane and tubular ductile steel samples. For non-proportional …
Plastic Zone Radius Criteria for Crack Propagation Angle Evaluated with Experimentally Obtained Displacement Fields
JG Díaz-Rodríguez, AD Pertúz-Comas… - Buildings, 2024 - mdpi.com
The monitoring and maintenance of cracked structures are generally carried out using
structural integrity assessments. The plastic zone (PZ) crack path (CP) criteria state that a …
structural integrity assessments. The plastic zone (PZ) crack path (CP) criteria state that a …
Comparison of stress separation procedures. experiments versus theoretical formulation
J Rodríguez - Engineering Solid Mechanics, 2022 - growingscience.com
The article deals with stress separation using different experimental techniques and their
comparison to numerical and theoretical solutions. The method is applied to a keyhole …
comparison to numerical and theoretical solutions. The method is applied to a keyhole …
Analysis of Micro-Evolution Mechanism of 3D Crack Initiation in Brittle Materials with Hole under Uniaxial Compression
S Maimaitiyusupu, Z Zhu, X Ren, H Zhang, S Zhu - Materials, 2024 - mdpi.com
This article investigates the microscopic mechanism of crack initiation and propagation in
three-dimensional embedded cracks in brittle materials containing circular holes. First, a …
three-dimensional embedded cracks in brittle materials containing circular holes. First, a …
A meshfree approach for analyzing strain fields near crack tips from Digital Image Correlation displacement data
GL Gómez Gonzales… - Fatigue & Fracture of …, 2024 - Wiley Online Library
The element‐free Galerkin (EFG) meshfree method is employed in this research to compute
strain fields based on discrete displacement data obtained from digital image correlation …
strain fields based on discrete displacement data obtained from digital image correlation …
Calculation of stress intensity factors from shell elements under mixed mode loading
J Kraft, C Faellgren, M Vormwald - International Journal Of Fatigue, 2020 - Elsevier
The strain energy release rate is calculated numerically for cracks in shells from shell
elements by using the modified crack closure integral. This enables the separation of …
elements by using the modified crack closure integral. This enables the separation of …
Implementación de la Técnica de Correlación de Imágenes Digitales con Software Libre
JG Diaz-Rodríguez… - AiBi Revista de …, 2020 - revistas.udes.edu.co
Hoy en día, la medición experimental de esfuerzos se hace por medio de técnicas que
entregan campos completos de deformación o de la diagonal principal de una matriz de …
entregan campos completos de deformación o de la diagonal principal de una matriz de …
Identification of crack tip location using edge detection algorithms and artificially generated displacement fields
The present paper shows a way to identify crack tip location (CTL) using edge detection
algorithms. Arbitrary crack tip coordinates were fed to Linear Elastic Facture mechanics …
algorithms. Arbitrary crack tip coordinates were fed to Linear Elastic Facture mechanics …
Microhardness Profile and Residual Stresses Evaluation in a Shot Peened SAE 5160H Steel
A Viloria, DM Nova, DAG Salinas… - Revista UIS …, 2024 - dialnet.unirioja.es
El granallado es una técnica de procesamiento de superficies en frío que en metales se usa
para aumentar la vida bajo esfuerzos cíclicos. En este caso, el granallado se aplicó a …
para aumentar la vida bajo esfuerzos cíclicos. En este caso, el granallado se aplicó a …