Detached Eddy Simulation (DES) of periodic flow (outlet is fed back to the inlet) over a 2-D asymmetric dune. Starting condition (t=0s) is the dune modelled using a Reynolds Averaged Navier-Stokes (RANS) model used to initialize the model. Modelled in OpenFOAM using the Spalart-Allmaras delayed detached eddy simulation (DDES) model. This 13 second simulation took 12 hours to compute running in parallel on 4 CPUs.
This blog is my personal notes while conducting research for my PHD. My research interests are sediment transport and morphological evolution that occurs during dam break flows.
Tuesday, July 23, 2013
Detached Eddy Simulation of Flow over a Periodic Dune
Detached Eddy Simulation (DES) of periodic flow (outlet is fed back to the inlet) over a 2-D asymmetric dune. Starting condition (t=0s) is the dune modelled using a Reynolds Averaged Navier-Stokes (RANS) model used to initialize the model. Modelled in OpenFOAM using the Spalart-Allmaras delayed detached eddy simulation (DDES) model. This 13 second simulation took 12 hours to compute running in parallel on 4 CPUs.
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