Predicting ductile failure of aluminum components under general loading conditions: Computational implementation, model verification and experimental validation

N Rom, J Bortman, E Priel - International Journal of Solids and Structures, 2023 - Elsevier
Predicting ductile failure in engineering structural components has been an active research
topic for decades. Although the micro-mechanical phenomena that govern ductile failure are …

Numerical simulation of post-weld shot peening using combined discrete and finite element methods (DEM-FEM)

AS Ahmad, Y Wu, H Gong… - Proceedings of the …, 2023 - journals.sagepub.com
The numerical simulation of the post-weld shot peening (SP) process was performed to
analyze the influence of various SP parameters on the final induced compressive residual …

Fracture mechanism of AISI 1025 rod shearing in automatic multi-stage cold forging and critical shearing speed

KM Kim, JB Byun, J Jeong, JG Kim, SM Hong… - Engineering Fracture …, 2022 - Elsevier
Experimental and numerical studies on shearing processes that focused on automatic multi-
stage cold forging (AMSCF) are conducted to reveal the mechanisms of the fracture …

Flocking Bird Strikes on Engine Fan Blades and Their Effect on Rotor System: A Numerical Simulation

B Wu, J Lin, A Xie, N Wang, G Zhang, J Zhang, H Dai - Aerospace, 2022 - mdpi.com
Bird strikes are a common, serious, and devastating event in aviation accidents, and multi-
bird strikes are also frequently reported. A numerical multi-bird-strike simulation was …

Research on Cutting Temperature of GH4169 Turning with Micro-Textured Tools

X Feng, X Fan, J Hu, J Wei - Applied Sciences, 2023 - mdpi.com
The GH4169 superalloy has the characteristics of high strength, strong thermal stability,
large specific heat capacity, small thermal conductivity, etc., but it is also a typical hard-to-cut …

Accuracy of Modified Johnson–Cook Modelling of the Blanking Process through Experimental and Numerical Analysis

L Ben Said, T Kamoun, H Hentati, M Wali - Mathematics, 2024 - mdpi.com
Metal parts undergo a blanking test that involves experimentation with different process
parameters across multiple levels. The presence of uncontrolled burrs (measured as Hbv) …

Variational approach and experimental investigation of the phase-field model predicting brittle fracture

BB Fraj, H Hentati, I Messaoudi… - Proceedings of the …, 2023 - journals.sagepub.com
Cracks are described as sharp and diffusive surfaces in failure mechanical models. In this
paper, a finite element model is developed by using a diffusive description of crack …

Parametric analysis of the damage characterization tests of aluminum bulk material

C Hammami, N Kammoun, H Hentati, MB Amar… - Journal of Mechanical …, 2022 - Springer
Several models have been developed to study materials behaviors under different states of
stress. In manufacturing processes, several types of stresses are observed in workpieces. In …

Parametric analysis of steel cutting using Johnson and Cook model

N Kamoun, N Feki, H Hentati, M Haddar - … (A3M'2021), March 25-27, 2021, 2022 - Springer
Many manufacturing applications involve high temperatures and high strain rate
deformations. Experimental tests are very expensive to study those problems. For that, it is …