FVM Simulation of Large Deformational Aluminum Extrusion Process and Die Bearing Optimization

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Abstract:

The mathematic model of three-dimensional aluminum profile extrusion processes using finite volume method (FVM) was established in this paper. Basic theory and key technologies of this model were researched and built. Non-orthogonal blocked structured girds were used to fit complex geometries. Volume of Fluid (VOF) scheme was used to capture the free surface of the deforming materials. A program AE-FVM was written according to the above theories and equations. A thin walled aluminum profile extrusion process was simulated and optimized using AE-FVM. The simulation results were also compared with that simulated by Deform-3D and SuperForge in the same conditions. The feasibility of the mathematic model built in this paper was demonstrated by the simulation results comparison.

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Advanced Materials Research (Volumes 97-101)

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400-403

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March 2010

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© 2010 Trans Tech Publications Ltd. All Rights Reserved

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