Titre : |
Design guidelines to balance the flow distribution in complex profile extrusion dies |
Type de document : |
texte imprimé |
Auteurs : |
A. Rajkumar, Auteur ; L. L. Ferras, Auteur ; Olga. S. Carneiro, Auteur ; M. Becker, Auteur ; J. M. Nóbrega, Auteur |
Année de publication : |
2017 |
Article en page(s) : |
p. 28-71 |
Note générale : |
Bibliogr. |
Langues : |
Anglais (eng) |
Catégories : |
Analyse des flux de matières et d'énergie Analyse numérique Filières d'extrusion Homopolymères Polypropylène Profilés Rhéologie Simulation par ordinateur
|
Index. décimale : |
668.4 Plastiques, vinyles |
Résumé : |
In this work a novel methodology to balance the flow distribution in complex extrusion dies is proposed. For this purpose, the profile cross section geometry is divided into simpler geometries (L and T shaped profiles), which are balanced with a surrogate model obtained by a detailed numerical study. The numerical simulations are performed considering the non-isothermal flow of Bird-Carreau inelastic fluids, and the numerical computations are performed with a solver implemented in OpenFOAM computational library. The proposed methodology is assessed with some case studies. |
Note de contenu : |
- GEOMETRY
- GOVERNING EQUATIONS AND NUMERICAL METHOD : Governing equations - Numerical method
- SURROGATE FLOW BALANCE MODELS : Case studies - Results and discussion
- DIE DESIGN METHODOLOGY : Average method (stages) - Minimum method (stages)
- DIE DESIGN METHODOLOGY ASSESSMENT
|
DOI : |
10.3139/217.3272 |
En ligne : |
https://drive.google.com/file/d/1QRJwacCgyG3Nhdg4Wp_c0dYg4RMqElYM/view?usp=drive [...] |
Format de la ressource électronique : |
Pdf |
Permalink : |
https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=28002 |
in INTERNATIONAL POLYMER PROCESSING > Vol. XXXII, N° 1 (03/2017) . - p. 28-71