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Civil-Comp Proceedings
ISSN 1759-3433
CCP: 105
PROCEEDINGS OF THE NINTH INTERNATIONAL CONFERENCE ON ENGINEERING COMPUTATIONAL TECHNOLOGY
Edited by:
Paper 25

Computational Homogenization of Coupled Heat and Moisture Transport on Parallel Computers

J. Kruis, T. Krejcí, J. Sýkora and M. Šejnoha

Department of Mechanics, Faculty of Civil Engineering, Czech Technical University in Prague, Czech Republic

Full Bibliographic Reference for this paper
, "Computational Homogenization of Coupled Heat and Moisture Transport on Parallel Computers", in , (Editors), "Proceedings of the Ninth International Conference on Engineering Computational Technology", Civil-Comp Press, Stirlingshire, UK, Paper 25, 2014. doi:10.4203/ccp.105.25
Keywords: transport processes, heat and moisture transport, masonry, homogenization, parallelization.

Summary
In this paper, the analysis of coupled heat and moisture transport in heterogeneous masonry is solved with the help of first-order homogenization. Statistically equivalent periodic unit cells are constructed with respect to the masonry geometry and materials. They are used for determination of material parameters for finite elements at a macro-level. It is possible to use a SEPUC for each finite element or several finite elements are aggregated and a single statistically equivalent periodic unit cell is used for the aggregate. In order to speedup the computation, parallel computers could be used. The periodic unit cells are assigned to slave processors while the macro-level mesh is assigned to the master processor. Coupled heat and moisture transport in an existing masonry bridge was solved using two and three-dimensional numerical models.

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