May 13 - 16, 2008
Gaylord Palms
Orlando, Florida USA

Extrusion/Die Theoretical

048TH 
Thursday, May 15 - 2:15pm

Advanced Numerical Techniques to Simulate Extrusion

Yves Krähenbühl -- MTD SA, Switzerland;
Michel Deville and Nicolas Fiétier -- Ecole Polytechnique Fédérale de Lausanne (EPFL), Switzerland

This numerical modelling optimizes complex extrusion dies and process conditions. Simulation models developed by MTD with academic partner EPFL validate/calibrate based on numerous production press measurements. Quick problem preparation and computation enable fast problem-solving and direct integration of simulation modules. Simulation model developments including seamless meshing parallel, massively parallel computations, and 3-D Lattice-Boltzmann methods are illustrated. Model efficiency, applications, results, and computation times are discussed.