Alloy Aluminum Solidification in Square Section

The objective of the present work is to develop a numerical model to analyze the melting solidification process considering the natural convection phenomena to alloy aluminum in a square section. Physical medium is taken as incompressible Newtonian fluid with isotropy thermal properties where the he...

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Autor principal:	Salinas Lira,Carlos Hernán
Lenguaje:	English
Publicado:	Universidad de Tarapacá. Facultad de Ingeniería 2006
Materias:	Solidification Convection Alloy Aluminum Phase Change Finite Volumes Method
Acceso en línea:	http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-13372006000100003
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spelling	oai:scielo:S0718-133720060001000032006-05-17Alloy Aluminum Solidification in Square SectionSalinas Lira,Carlos Hernán Solidification Convection Alloy Aluminum Phase Change Finite Volumes Method The objective of the present work is to develop a numerical model to analyze the melting solidification process considering the natural convection phenomena to alloy aluminum in a square section. Physical medium is taken as incompressible Newtonian fluid with isotropy thermal properties where the heat is transferred by conduction and convection, included de thermal phase change phenomenon. The last one is modeled by the improvement procedure, called Enthalpy Model, based on the fraction solid function which liberates the latent heat according to fraction of solid particles generated using as parameter of the temperature level. The mathematical model is based on a non-linear second order differential partial equation system: Momentum, continuity, heat transfer equations and a set of auxiliary expressions with the purpose of equation system closure y applied the boundary and interface condition. The numerical model is based on Volume Finite Method in body fitted coordinates with a SIMPLER scheme to join pressure and velocities. The strategy study allows the two-dimensional solidification of alloy aluminum (Non-Isothermal Solidification) in square section and a case where de conductive effects of mould are considered. Unsteady steady results are showed in the way of streamlines and isotherms compared with available datainfo:eu-repo/semantics/openAccessUniversidad de Tarapacá. Facultad de IngenieríaRevista Facultad de Ingeniería - Universidad de Tarapacá v.14 n.1 20062006-04-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-13372006000100003en10.4067/S0718-13372006000100003
institution	Scielo Chile
collection	Scielo Chile
language	English
topic	Solidification Convection Alloy Aluminum Phase Change Finite Volumes Method
spellingShingle	Solidification Convection Alloy Aluminum Phase Change Finite Volumes Method Salinas Lira,Carlos Hernán Alloy Aluminum Solidification in Square Section
description	The objective of the present work is to develop a numerical model to analyze the melting solidification process considering the natural convection phenomena to alloy aluminum in a square section. Physical medium is taken as incompressible Newtonian fluid with isotropy thermal properties where the heat is transferred by conduction and convection, included de thermal phase change phenomenon. The last one is modeled by the improvement procedure, called Enthalpy Model, based on the fraction solid function which liberates the latent heat according to fraction of solid particles generated using as parameter of the temperature level. The mathematical model is based on a non-linear second order differential partial equation system: Momentum, continuity, heat transfer equations and a set of auxiliary expressions with the purpose of equation system closure y applied the boundary and interface condition. The numerical model is based on Volume Finite Method in body fitted coordinates with a SIMPLER scheme to join pressure and velocities. The strategy study allows the two-dimensional solidification of alloy aluminum (Non-Isothermal Solidification) in square section and a case where de conductive effects of mould are considered. Unsteady steady results are showed in the way of streamlines and isotherms compared with available data
author	Salinas Lira,Carlos Hernán
author_facet	Salinas Lira,Carlos Hernán
author_sort	Salinas Lira,Carlos Hernán
title	Alloy Aluminum Solidification in Square Section
title_short	Alloy Aluminum Solidification in Square Section
title_full	Alloy Aluminum Solidification in Square Section
title_fullStr	Alloy Aluminum Solidification in Square Section
title_full_unstemmed	Alloy Aluminum Solidification in Square Section
title_sort	alloy aluminum solidification in square section
publisher	Universidad de Tarapacá. Facultad de Ingeniería
publishDate	2006
url	http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-13372006000100003
work_keys_str_mv	AT salinasliracarloshernan alloyaluminumsolidificationinsquaresection
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Alloy Aluminum Solidification in Square Section

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