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Calcul distribue pour des problemes multiphysiques

Posted on:2003-04-04Degree:M.IngType:Thesis
University:Ecole de Technologie Superieure (Canada)Candidate:Ben El Haj Ali, AminFull Text:PDF
GTID:2468390011483782Subject:Mechanical engineering
Abstract/Summary:
Numerical simulation of compressible three-dimensional flows is complex and requires massive computational resources. Traditional machines run out of resources facing the huge number of equations to be solved. Parallel computing has the potential to push back the limits of the existing systems, in memory and computing times. Parallel computing is particularly more essential for the multi-physics problems. Indeed, the solution of these problems requires a coupling between the governing equations of each discipline. Computational and software implementation issues become more complex in coupled multi-physics problems. In this work, a parallel-distributed methodology is proposed and implanted in a finite element code called PFES (Parallel Finite Element System). As a case study, the numerical solution of aeroelastic problems is undertaken. The code is validated for the well-known benchmark test of the Agard 445.6 wing. A performance investigation highlights the added value of parallel computing.
Keywords/Search Tags:Parallel computing
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