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FEMPAR: An Object-Oriented Parallel Finite Element Framework.
Santiago Badia1,2, Alberto F Martín1,2, Javier Principe2,3
11Department of Civil and Environmental Engineering, Universitat Politècnica de Catalunya, Jordi Girona 1-3, Edifici C1, 08034 Barcelona, Spain.
Archives of Computational Methods in Engineering : State of the Art Reviews
|July 3, 2018
Summary
FEMPAR is an open-source Fortran library for simulating complex multiphysics problems on supercomputers. It offers advanced finite element methods and scalable solvers, simplifying high-performance computing for researchers.
Area of Science:
- Computational Science and Engineering
- Scientific Software Development
- High-Performance Computing
Background:
- Complex multiphysics problems require sophisticated numerical methods and scalable computational resources.
- Existing software libraries may lack flexibility or advanced features for large-scale simulations.
- The development of specialized libraries is crucial for advancing scientific discovery.
Purpose of the Study:
- Introduce FEMPAR, an open-source Fortran scientific software library.
- Detail the software abstractions in FEMPAR's discretization and geometry modules.
- Provide foundational elements for assembling linear systems in finite element analysis.
Main Methods:
- Object-oriented Fortran200X programming for a modular and extensible library.
- Implementation of various finite element discretization techniques, including arbitrary-order methods and discontinuous Galerkin methods.
- Integration of h-adaptivity and unfitted finite element techniques on cut cells.
- Development of bulk-asynchronous multilevel domain decomposition solvers and block-preconditioning techniques.
Main Results:
- FEMPAR provides a flexible and extensible framework for high-performance, scalable simulations.
- The library incorporates state-of-the-art discretization algorithms and solvers.
- This work details the core abstractions for discretization and geometry, laying groundwork for future solver discussions.
Conclusions:
- FEMPAR offers a powerful, user-friendly platform for complex multiphysics simulations.
- The library empowers researchers to tackle large-scale problems efficiently on supercomputing resources.
- This foundational work facilitates future advancements in scalable solver design within FEMPAR.
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