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High Performance Computing of an Industrial Problem in Tribology

Authors: Manuel Arenaz; Ramon Doallo; Guillermo García; Carlos Vázquez 0002;

High Performance Computing of an Industrial Problem in Tribology

Abstract

In this work we present the vectorisation of a new complex numerical algorithm to simulate the lubricant behaviour in an industrial device issued from tribology. This real technological problem leads to the mathematical model of the thin film displacement of a fluid between a rigid plane and an elastic and loaded sphere. The mathematical study and a numerical algorithm to solve the model has been proposed in the previous work [9]. This numerical algorithm mainly combines fixed point techniques, finite elements and duality methods. Nevertheless, in order to obtain a more accurate approach of different real magnitudes, it is interesting to be able to handle finer meshes. As it is well-known in finite element methods, mesh refinement carries out a great increase in the storage cost and the execution time of the algorithm. It is precisely this computational cost problem what has motivated the authors to try to increase the performance of the numerical algorithm by using high performance computing techniques. In this work we mainly apply vectorisation techniques but also we present some preliminary partial results from the design of a parallel version of the algorithm.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
2
Average
Average
Average
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