Solving contact mechanics problems with PERMON

V Hapla, D Horak, L Pospisil, M Cermak… - … Computing in Science …, 2016 - Springer
PERMON makes use of theoretical results in quadratic programming algorithms and domain
decomposition methods. It is built on top of the PETSc framework for numerical …

Adaptive FEM with domain decomposition method for partitioned-based fluid–structure interaction

A Abas, R Abdul-Rahman - Arabian Journal for Science and Engineering, 2016 - Springer
A numerical assessment on the solution performance of adaptive finite element methods for
fluid–structure interaction (FSI) is presented in this paper. The partitioned-based approach …

Massively parallel solution of elastoplasticity problems with tens of millions of unknowns using PermonCube and FLLOP packages

A Markopoulos, V Hapla, M Cermak, M Fusek - Applied Mathematics and …, 2015 - Elsevier
In this paper we are presenting our PermonCube and FLLOP packages, and their use for
massively parallel solution of elastoplasticity problems. PermonCube provides simple …

[HTML][HTML] Comparison of different FETI preconditioners for elastoplasticity

M Čermák, V Hapla, J Kružík, A Markopoulos… - … & Mathematics with …, 2017 - Elsevier
This paper illustrates parallel solution of elastoplastic problems with hardening based on the
TFETI domain decomposition method with several preconditioning strategies. We consider …

Parallel implementation of the FETI DDM constraint matrix on top of PETSc for the PermonFLLOP package

A Vasatova, M Cermak, V Hapla - … 2015, Krakow, Poland, September 6-9 …, 2016 - Springer
This paper deals with implementation of the FETI non-overlap** domain decomposition
method within our new software toolbox PERMON, combining quadratic programming …

[HTML][HTML] Numerical libraries solving large-scale problems developed at IT4Innovations Research Programme Supercomputing for Industry

M Merta, J Zapletal, T Brzobohaty, A Markopoulos… - Perspectives in …, 2016 - Elsevier
Summary The team of Research Programme Supercomputing for Industry at IT4Innovations
National Supercomputing Center is focused on development of highly scalable algorithms …

Uncertainties in material models described by fuzzy set theory

J Kruis, T Koudelka, T Krejčí - AIP Conference Proceedings, 2022 - pubs.aip.org
There are many uncertainties connected with soils and rocks. The uncertainties stem from
complicated internal structure of such materials and from a lack of experiments and …

Total finite element tearing and interconnection method for computationally efficient micromechanical analysis

NH Kulkarni, BP Gautham… - Modelling and Simulation …, 2021 - iopscience.iop.org
Micromechanical analysis of a representative volume element (RVE) is commonly
performed to estimate the material's effective/homogenized properties in a multiscale …

Primal and dual numerical framework for description of material interface degradation

J Kruis - AIP Conference Proceedings, 2018 - pubs.aip.org
This paper describes two possible approaches for description of delamination of composite
materials, plaster detachment and other similar types of material degradation. The main …

An approach to enhance the performance of large‐scale structural analysis on CPU‐MIC heterogeneous clusters

X Miao, X **, J Ding - Concurrency and Computation: Practice …, 2017 - Wiley Online Library
Clusters with the CPU‐MIC heterogeneous architecture are becoming more popular in
recent years. However, it is not easy to achieve good performance on such machines. The …