[HTML][HTML] A survey on AI-driven digital twins in industry 4.0: Smart manufacturing and advanced robotics

Z Huang, Y Shen, J Li, M Fey, C Brecher - Sensors, 2021 - mdpi.com
Digital twin (DT) and artificial intelligence (AI) technologies have grown rapidly in recent
years and are considered by both academia and industry to be key enablers for Industry 4.0 …

[PDF][PDF] A review of advances in modeling of conventional machining processes: from merchant to the present

IS Jawahir, DA Stephenson, B Wang - J. Manuf. Sci. Eng., 2022 - researchgate.net
This paper presents a review of recent advances in modeling and simulation of conventional
metal machining processes, which continue to dominate a significant part of all machining …

[HTML][HTML] Multi-resolution SPH simulation of a laser powder bed fusion additive manufacturing process

M Afrasiabi, C Lüthi, M Bambach, K Wegener - Applied Sciences, 2021 - mdpi.com
This paper presents an efficient mesoscale simulation of a Laser Powder Bed Fusion (LPBF)
process using the Smoothed Particle Hydrodynamics (SPH) method. The efficiency lies in …

Improving the friction model for the simulation of cutting processes

M Storchak, HC Möhring, T Stehle - Tribology International, 2022 - Elsevier
The here developed friction model for numerical simulations of machining processes takes
account of the physical‐mechanical phenomena occurring in different cutting zones by …

[HTML][HTML] Hybrid SPH-FEM solver for metal cutting simulations on the GPU including thermal contact modeling

N Zhang, H Klippel, M Afrasiabi, M Röthlin… - CIRP Journal of …, 2023 - Elsevier
This paper presents a hybrid Smoothed Particle Hydrodynamics (SPH)–Finite Element
Method (FEM) solver for metal cutting simulations on Graphics Processing Units (GPU). For …

[HTML][HTML] An improved thermal model for SPH metal cutting simulations on GPU

M Afrasiabi, H Klippel, M Röthlin, K Wegener - Applied Mathematical …, 2021 - Elsevier
This paper presents the first application of a higher-order Smoothed Particle Hydrodynamics
(SPH) method to the thermal modeling of metal cutting problems. With this application, the …

[HTML][HTML] A numerical-experimental study on orthogonal cutting of AISI 1045 steel and Ti6Al4V alloy: SPH and FEM modeling with newly identified friction coefficients

M Afrasiabi, J Saelzer, S Berger, I Iovkov, H Klippel… - Metals, 2021 - mdpi.com
Numerical simulation of metal cutting with rigorous experimental validation is a profitable
approach that facilitates process optimization and better productivity. In this work, we apply …

[HTML][HTML] Physics based models for characterization of machining performance–A critical review

H Attia, A Sadek, Y Altintas, A Matsubara… - CIRP Journal of …, 2024 - Elsevier
This paper presents a comprehensive review of the concept of machinability by considering
the dynamic, tribological, and thermo-mechanical interactions encountered at the tool-chip …

Study on the effect of wear models in tool wear simulation using hybrid SPH-FEM method

N Zhang, H Klippel, F Kneubühler, M Afrasiabi… - Procedia Cirp, 2023 - Elsevier
The prediction of the tool wear progression using numerical methods has been widely
studied in recent years, and various wear models considering different wear mechanisms …

[HTML][HTML] Thermomechanical simulation of orthogonal metal cutting with PFEM and SPH using a temperature-dependent friction coefficient: A comparative study

JM Rodríguez Prieto, S Larsson, M Afrasiabi - Materials, 2023 - mdpi.com
In this work, we apply the Particle Finite Element Method (PFEM) and Smoothed Particle
Hydrodynamics (SPH) to simulate the orthogonal cutting chip formation of two workpiece …