000013388 001__ 13388
000013388 005__ 20161114160339.0
000013388 04107 $$aeng
000013388 046__ $$k2009-06-22
000013388 100__ $$aStavroulakis, G.
000013388 24500 $$aAn efficient domain decomposition finite element method for the parallel solution of porous media problems

000013388 24630 $$n2.$$pComputational Methods in Structural Dynamics and Earhquake Engineering
000013388 260__ $$bNational Technical University of Athens, 2009
000013388 506__ $$arestricted
000013388 520__ $$2eng$$aEvaluation of the behavior of structures composed of single phase material is quite straightforward, especially for the case of static loading. For the evaluation of a porous medium behavior under dynamic loading, the usage of such calculations results in non-realistic behavior. Accurate modeling requires that porous media are to be considered as multiphase materials as they are composed of a solid phase filled with air and water. Efficient numerical solution for coupled problems is still an open issue. The most reliable yet expensive approach is the monolithic approach where all field equations are solved simultaneously. A family of state-of-the-art parallel domain decomposition methods that combine the advantages of both direct and iterative solvers for the monolithic solution of the u-p formulation of the porous media problem will be presented along with numerical examples that demonstrate their parallel performance.

000013388 540__ $$aText je chráněný podle autorského zákona č. 121/2000 Sb.
000013388 653__ $$aPorous media, Coupled problems, Structural dynamics, Domain decomposition methods, Parallel algorithms. Abstract. Evaluation of the behavior of structures composed of single phase material is quite straightforward, especially for the case of static loading. For the evaluation of a porous medium behavior under dynamic loading, the usage of such calculations results in non-realistic behavior. Accurate modeling requires that porous media are to be considered as multiphase materials as they are composed of a solid phase filled with air and water. Efficient numerical solution for coupled problems is still an open issue. The most reliable yet expensive approach is the monolithic approach where all field equations are solved simultaneously. A family of state-of-the-art parallel domain decomposition methods that combine the advantages of both direct and iterative solvers for the monolithic solution of the u-p formulation of the porous media problem will be presented along with numerical examples that demonstrate their parallel performance.

000013388 7112_ $$aCOMPDYN 2009 - 2nd International Thematic Conference$$cIsland of Rhodes (GR)$$d2009-06-22 / 2009-06-24$$gCOMPDYN2009
000013388 720__ $$aStavroulakis, G.$$iPapadrakakis, M.
000013388 8560_ $$ffischerc@itam.cas.cz
000013388 8564_ $$s804523$$uhttps://invenio.itam.cas.cz/record/13388/files/CD571.pdf$$yOriginal version of the author's contribution as presented on CD, section: Algorithms and computational tools in structural dynamics (MS).
000013388 962__ $$r13074
000013388 980__ $$aPAPER