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NekLBM https://svn.mcs.anl.gov/repos/NEKLBM is a high-order lattice Boltzmann fluid solver based on spectral element discontinuous Galerkin methods. It is an open-source code written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory. | NekLBM https://svn.mcs.anl.gov/repos/NEKLBM is a high-order lattice Boltzmann fluid solver based on spectral element discontinuous Galerkin methods. It is an open-source code written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory. | ||
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<big>'''Features'''</big> | <big>'''Features'''</big> | ||
* Lattice Boltzmann approach for collision step | * Lattice Boltzmann approach for collision step | ||
| − | * | + | * Spectral element discontinuous Galerkin discretization for advection step |
| − | * Advection-diffusion solver for heat transfer | + | * Advection-diffusion equation solver for heat transfer |
* Hexahedral body conforming meshes | * Hexahedral body conforming meshes | ||
* The 4th-order Runge-Kutta timestepping | * The 4th-order Runge-Kutta timestepping | ||
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* Flows past a cylinder and cylinders in tandum | * Flows past a cylinder and cylinders in tandum | ||
* Flows past a hemisphere | * Flows past a hemisphere | ||
| − | * Turbulent channel | + | * Turbulent flows in a channel |
| − | * Natural | + | * Natural convection flows in a square and an annulus |
* high parallel efficiency scaling over 100,000 cores | * high parallel efficiency scaling over 100,000 cores | ||
* parallel IO scaling over 65,000 cores | * parallel IO scaling over 65,000 cores | ||
| + | <big>'''Upcoming'''</big> | ||
| + | |||
| + | * Multiphase simulation component | ||
---- | ---- | ||
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| − | [ | + | <big>'''Current Developers'''</big> |
| − | [ | + | |
| − | [https:// | + | Misun Min [http://www.mcs.anl.gov/~mmin] |
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| + | CCNY Group: Taehun Lee [https://sites.google.com/site/leeccny/home], Kalu Uga, Saumil Patel | ||
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| + | <big> '''Related Projects''' </big> | ||
| + | |||
| + | NekCEM [https://nekcem.mcs.anl.gov], | ||
| + | Nek5000 [https://nek5000.mcs.anl.gov] | ||
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| + | ---- | ||
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| + | <big> '''Related Publications''' </big> | ||
| + | |||
| + | * S. Patel, K. Uga, M. Min, T. Lee, A Spectral-Element Discontinuous Galerkin Lattice Boltzmann Method for Simulating Natural Convection Heat Transfer, Computers & Fluids, submitted, 2013. | ||
| + | * K. Uga, M. Min, T. Lee, P. Fischer, Spectral-Element Discontinuous Galerkin Lattice Boltzmann Simulation of Flow Past Two Cylinders in Tandem with an Exponential Time Integrator, Computers & Mathematics with Applications, pp.239–251, 2013. | ||
| + | * M. Min, T. Lee, Spectral element discontinuous Galerkin lattice Boltzmann methods for nearly incompressible flows, Journal of Computational Physics, 230, pp.245-259, 2011. | ||
Latest revision as of 04:34, 12 September 2013
Welcome to NekLBM
NekLBM https://svn.mcs.anl.gov/repos/NEKLBM is a high-order lattice Boltzmann fluid solver based on spectral element discontinuous Galerkin methods. It is an open-source code written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.
Features
- Lattice Boltzmann approach for collision step
- Spectral element discontinuous Galerkin discretization for advection step
- Advection-diffusion equation solver for heat transfer
- Hexahedral body conforming meshes
- The 4th-order Runge-Kutta timestepping
- The high-order exponential time integration
- Flows past a cylinder and cylinders in tandum
- Flows past a hemisphere
- Turbulent flows in a channel
- Natural convection flows in a square and an annulus
- high parallel efficiency scaling over 100,000 cores
- parallel IO scaling over 65,000 cores
Upcoming
- Multiphase simulation component
Current Developers
Misun Min [1]
CCNY Group: Taehun Lee [2], Kalu Uga, Saumil Patel
Related Projects
Related Publications
- S. Patel, K. Uga, M. Min, T. Lee, A Spectral-Element Discontinuous Galerkin Lattice Boltzmann Method for Simulating Natural Convection Heat Transfer, Computers & Fluids, submitted, 2013.
- K. Uga, M. Min, T. Lee, P. Fischer, Spectral-Element Discontinuous Galerkin Lattice Boltzmann Simulation of Flow Past Two Cylinders in Tandem with an Exponential Time Integrator, Computers & Mathematics with Applications, pp.239–251, 2013.
- M. Min, T. Lee, Spectral element discontinuous Galerkin lattice Boltzmann methods for nearly incompressible flows, Journal of Computational Physics, 230, pp.245-259, 2011.