Difference between revisions of "Archer"
From www.coria-cfd.fr
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== NUMERICS == | == NUMERICS == | ||
− | *Cartesian mesh | + | * Cartesian mesh |
− | *Mac grid (velocities on cell boundaries) | + | * Mac grid (velocities on cell boundaries) |
− | *WENO 5 scheme for convective terms, Adams Bashforth or RK3 or split algorithm in time | + | * WENO 5 scheme for convective terms, Adams Bashforth or RK3 or split algorithm in time |
− | *Multigrid algorith for preconditionning Conjugate Gradient Method in Poisson equation solver | + | * Multigrid algorith for preconditionning Conjugate Gradient Method in Poisson equation solver |
+ | * Ghost Fluid method for variable discontinuities at the interface | ||
+ | * CLSVOF for mass conservation | ||
+ | |||
*MPI parallelization | *MPI parallelization | ||
5th order WENO schemes for advection terms | 5th order WENO schemes for advection terms |
Revision as of 09:50, 7 September 2012
OBJECTIVE: Liquid/Gaz Interface Simulations
Describe the interface motion precisely | Level Set Method |
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Handle jump conditions at the interface | without artificial smoothing | Ghost Fluid Method |
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Respect mass conservation | VOF Method |
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Solve incompressible Navier Stokes equations | Projection Method |
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Archer is a 3D incompressible Navier Stokes solver with Level Set-Ghost Fluid-VOF coupling and MPI parallelization
NUMERICS
- Cartesian mesh
- Mac grid (velocities on cell boundaries)
- WENO 5 scheme for convective terms, Adams Bashforth or RK3 or split algorithm in time
- Multigrid algorith for preconditionning Conjugate Gradient Method in Poisson equation solver
- Ghost Fluid method for variable discontinuities at the interface
- CLSVOF for mass conservation
- MPI parallelization
5th order WENO schemes for advection terms
GFM
CLSVOF
MGCG to solve pressure poisson equation