A fast and accurate two-stage strategy to evaluate the effect of the pin tool profile on metal flow, torque and forces in friction stir welding

Autor: Miguel Cervera, Narges Dialami, C. Agelet de Saracibar, Michele Chiumenti

Publikováno v: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname

Pin geometry is a fundamental consideration in friction stir welding (FSW). It influences the thermal behaviour, material flow and forces during the weld and reflects on the joint quality. This work studies four pin tools with circular, triflute, tri

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::76fb09a186d84558e468cc9dfbf4d78f
https://doi.org/10.1016/j.ijmecsci.2016.12.016

On the formulation of coupled thermoplastic problems with phase-change

Autor: Miguel Cervera, C. Agelet de Saracibar, Michele Chiumenti

Publikováno v: Scipedia Open Access
Scipedia SL

This paper deals with a numerical formulation for coupled thermoplastic problems including phase-change phenomena. The final goal is to get an accurate, eAcient and robust numerical model, allowing the numerical simulation of solidification processes

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::803f0a661489a2697d55c98f07f32413
https://www.scipedia.com/public/Agelet_de_Saracibar_et_al_1999a

Numerical analysis of the manufacturing processes of a mock-up of the ITER NHF First Wall Panel

Autor: Miguel Cervera, Michele Chiumenti, C. Agelet de Saracibar, J.M. González, F. Samaniego, I. Cobo

Publikováno v: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname
Scipedia Open Access
Scipedia SL

The objective of ITER is to build a new Tokamak, with the goal of demonstrating the scientific and technical feasibility of fusion power. The First Wall Panels are the inner component of the reactor, built with different materials that must support h

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::56a3e140fcd26eed26ba84bd85329016
https://www.researchgate.net/publication/326423272_Numerical_analysis_of_the_manufacturing_processes_of_a_mock-up_of_the_ITER_NHF_First_Wall_Panel

Challenges in thermo-mechanical analysis of Friction Stir Welding processes

Autor: Michele Chiumenti, C. Agelet de Saracibar, Narges Dialami, Miguel Cervera

Publikováno v: Scipedia Open Access
Scipedia SL

This paper deals with the numerical simulation of friction stir welding (FSW) processes. FSW techniques are used in many industrial applications and particularly in the aeronautic and aerospace industries, where the quality of the joining is of essen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b6df50570c1dbeca027c75bd53ce5594
https://www.scipedia.com/public/Dialami_et_al_2017a

Modeling Precipitate Dissolution in Hardened Aluminium Alloys using Neural Networks

Autor: B. Ducoeur, R. Lopez, C. Agelet de Saracibar, B. de Meester, Michele Chiumenti

Publikováno v: Scipedia Open Access
Scipedia SL

This work presents a neural networks approach for finding the effective activation energy and modeling the dissolution rate of hardening precipitates in aluminium alloys using inverse analysis. As way of illustration, a class of multilayer perceptron

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bea8afddace18af712ef73a3bc72a730
https://doi.org/10.1007/s12289-008-0139-4