Numerical mesoscale modelling of microstructure evolution during selective laser melting Tijan Mede 1 * , Andra Kocjan 1 , Irena Paulin 1 and Matja Godec 1 *;
(PDF) Numerical modelling of the plasticity induced during Numerical modelling of the plasticity induced during diffusive transformation. An ensemble averaging approach for the case of random arrays of nuclei European Journal of Mechanics - A/Solids, 2008
15 hours ago · 2. Numerical Modelling of the PLD Process The first 2D numerical models of deposition aimed at capturing underlying physics can be found in the literature from early 1970s . Presently, two major types of approach can be distinguished:the deterministic, and the
Discrete Numerical Simulations of the Strength and Discrete Numerical Simulations of the Strength and Microstructure Evolution During Compaction of Layered Granular Solids 5.1. Introduction Compaction of granular materials and powders is a very common practice in several engineering and manufacturing applications [HEC 61]. Powders can be compacted using roller compaction, where
Flow Stress Modelling and Microstructure Development microstructure formed during previous deformation characterizes the stress response of the material. These blocked dislocations might be evenly distributed (forest dislocations) or concentrated into cells or subgrains. Physical Models Physical models aim to model the dislocation evolution based on state parameters, such as, an
Numerical Modelling to Understand Cracking Phenomena During Laser-GMA Hybrid Welding Nickel-Base Superalloys 143 cr GG VV (3) where (G/V)cr is a critical value of G/V, which is proportional to T/DL (T is the solidification temperature range, and DL is
Numerical and experimental analysis of microstructure Apr 01, 2007 · structure formation during the solidication of unidi-rectional solidied AISI 304 stainless steel. Numerical and experimental results indicate that this numerical model allows a precise analysis of the AISI 304 stainless steel microstructure formation. This model determines temperature proles, position of liquid and
Numerical modelling of grain refinement around highly Feb 26, 2018 · Microstructure evolution around highly reactive interfaces in processing of nanocrystallised multilayered metallic materials has been investigated and discussed in the present work. Conditions leading to grain refinement during co-rolling stage of the duplex processing technique are analysed using the multi-level finite element-based numerical model combined with three
Numerical modelling of the microstructure effect on fatigue behaviour of Ni-base superalloys for turbine disk G. Boittin, F. Gallerneau, D. Locq, P. Kanoute, G. Cailletaud´ Nickel-based alloy like N18 can present various types of precipitate distributions according to the applied heat treatment.
Predictive modeling of microstructure evolution within Jan 01, 2019 · In this paper, the microstructure evolution during multi-pass cold rolling processes of steels with different phases was studied by a finite element numerical approach. The dislocation density model and strain-induced transformation kinectics were implemented to simulate simultaneous grain refinement of different phases under the severe plastic deformation.
Reports:DNI58135-DNI9:Hybrid Numerical Simulations In summary, during the first year of the project 2017 - 2018, this project has provided valuable training and professional development for the PI and PhD student Lois Kamga-Ngameni. The supported work has fostered valuable laboratory research experience, finite element numerical modeling and working with MATLAB and artificial neural networks.