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N O I S E T T E C F D C O D E
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Computational Fluid Dynamics and Aeroacoustics
High Performance Computing Portable Parallel Scalable
Heterogeneous High-Fidelity Simulation Code
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The parallel CFD&CAA simulation code NOISETTE
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- Aerodynamics and aeroacoustics simulations
- High-accuracy algorithms for mixed-element unstructured meshes
- Scale-resolving modeling of compressible turbulent flows
- Multilevel MPI+OpenMP+OpenCL heterogeneous parallelization
- Language: C++11, fully-portable (Linux, Windows, whatever)
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Mathematical basis
- Compressible Navier–Stokes Equations
- Linearized Euler and Navier–Stokes equations
- Reynolds Averaged Navier–Stokes (RANS) equations:
SA, K-epsilon, K-omega, SST
- Large Eddy Simulation (LES):
Smagorinsky, S3P, WALE, Sigma, Vreman, Verstappen, ...
- Detached Eddy Simulation (DES) and modifications DDES, IDDES, ...
- SubGrid Scales (SGS): delta LSQ, SLA, Omega, Vol, ...
- Synthetic Turbulence Generator (STG): boundary, volume source
- Immersed boundary condition (IBC)
- Wall functions
- FW/H far field acoustics
Documentation on math models and numerical methods
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Numerical Techniques Implemented
Spatial Discretization
- Mixed-element unstructured meshes (elements up to 6 faces)
- Edge-based reconstruction schemes (EBR)
- WENO and MUSCL-TVD extensions for discontinuous solutions
- Riemann solvers: Roe, LF, HLLE...
- Low-Mach: Turkel
- Boundary conditions: non-reflecting, solid walls, wall funcs, periodic
Temporal Discretization
- Explicit Runge – Kutta method (up to 4th order)
- Implicit BDF1, BDF2 – Newton linearization
- Preconditioned BiCGSTAB for block sparse matrices
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