Computer modelling of the ablation casting process and prediction of the strength properties of AC-42000 castings

Computer modelling of the ablation casting process and prediction of the strength properties of AC-42000 castings Marcin Małysza1,2, Sabina Puzio2, Katarzyna Major-Gabryś2, Mirosław Głowacki2, Dorota Wilk-Kołodziejczyk1,2, Jadwiga Kamińska1 1Centre of Casting Technology, Łukasiewicz Research Network – Krakow Institute of Technology, Krakow, Poland. 2AGH University of Science and Technology, Al. Mickiewicza 30, 30-059 Krakow, Poland. DOI: … Read more

Quantum-inspired evolutionary optimization of SLMoS2 two-phase structures

Quantum-inspired evolutionary optimization of SLMoS2 two-phase structures Wacław Kuś1, Adam Mrozek2 1Silesian University of Technology, Gliwice, Poland. 2AGH University of Science and Technology, Krakow, Poland. DOI: https://doi.org/10.7494/cmms.2022.2.0777 Abstract: The paper focuses on applying a Quantum Inspired Evolutionary Algorithm to achieve the optimization of 2D material containing two phases, 2H and 1T, of Molybdenum Disulphide (MoS2). … Read more

The effect of model size and boundary conditions on the representativeness of digital material representation simulations of ferritic-pearlitic sample compression

The effect of model size and boundary conditions on the representativeness of digital material representation simulations of ferritic-pearlitic sample compression Konrad Perzyński AGH University of Science and Technology, Al. Mickiewicza 30, 30-059, Krakow, Poland. DOI: https://doi.org/10.7494/cmms.2022.2.0780 Abstract: The main objective of this work is to investigate the representativeness of the digital material representation (DMR) models … Read more

Identification of the heat source and thermal material model parameters for the laser engineered net shaping

Identification of the heat source and thermal material model parameters for the laser engineered net shaping Lucyna Hajder1, Tao Zhang2, Vu Nguyen3 1AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Krakow, Poland. 2Institute for Frontier Materials, Deakin University, 75 Pigdons Road, Waurn Ponds VIC 3216, Australia. 3Commonwealth Scientific and Industrial Research Organisation (CSIRO), … Read more

A finite-strain model for a superelastic NiTi shape memory alloy

A finite-strain model for a superelastic NiTi shape memory alloy Dongjie Jiang1, Yao Xiao2,3 1School of Aeronautics and Astronautics, Shanghai Jiao Tong University, 200240 Shanghai, China. 2School of Mechanical Engineering, Tongji University, 201804 Shanghai, China. 3Institute for Advanced Study, Tongji University, 200092 Shanghai, China. DOI: https://doi.org/10.7494/cmms.2022.1.0770 Abstract: A finite-strain constitutive model of a superelastic NiTi … Read more

Modeling of temperature-dependent cyclic performance of superelastic NiTi shape memory alloy

Modeling of temperature-dependent cyclic performance of superelastic NiTi shape memory alloy Yao Xiao1,2, Shuangyan Ju1, Jianping Lin1 1School of Mechanical Engineering, Tongji University, 201804 Shanghai, China. 2Institute for Advanced Study, Tongji University, 200092 Shanghai, China. DOI: https://doi.org/10.7494/cmms.2022.1.0771 Abstract: In this paper, a three-dimensional micromechanical-based constitutive model is proposed to describe the temperature-dependent performance of a … Read more

Thermomechanical modeling on the crack initiation of NiTi shape memory alloy

Thermomechanical modeling on the crack initiation of NiTi shape memory alloy Dongjie Jiang1, Yao Xiao2, 3 1School of Aeronautics and Astronautics, Shanghai Jiao Tong University, 200240 Shanghai, China. 2School of Mechanical Engineering, Tongji University, 201804 Shanghai, China. 3Institute for Advanced Study, Tongji University, 200092 Shanghai, China. DOI: https://doi.org/10.7494/cmms.2022.1.0776 Abstract: The fracture of shape memory alloys … Read more

Finite element analysis of bipolar plate stamping based on a Yld2000 yield model

Finite element analysis of bipolar plate stamping based on a Yld2000 yield model Wenyao Wang, Yao Xiao, Nan Guo, Junying Min School of Mechanical Engineering, Tongji University, Shanghai 201804, China. DOI: https://doi.org/10.7494/cmms.2022.1.0772 Abstract: Finite element analysis is an essential means for bipolar plate design and the optimization of the manufacturing process. However, the accuracy of … Read more

Processes simulations with multiscale materials models using a dedicated interface

Processes simulations with multiscale materials models using a dedicated interface Grzegorz Smyk, Danuta Szeliga AGH University of Science and Technology, Faculty of Metals Engineering and Industrial Computer Science, al. Mickiewicza 30, 30-059 Krakow, Poland. DOI: https://doi.org/10.7494/cmms.2021.4.0764 Abstract: The main goal of this work is the integration of in-house software with commercial numerical software based on … Read more

A repeatability study of artificial neural network predictions in flow stress model development for a magnesium alloy

A repeatability study of artificial neural network predictions in flow stress model development for a magnesium alloy Hubert Siewior, Lukasz Madej AGH University of Science and Technology, al. A. Mickiewicza 30, 30-059, Krakow, Poland. DOI: https://doi.org/10.7494/cmms.2021.4.0769 Abstract: This work is devoted to an evaluation of the capabilities of artificial neural networks (ANN) in terms of … Read more