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-   -   Compressible Flat Plate with coupled hydrodynamic/thermal boundary layer (https://www.cfd-online.com/Forums/openfoam-pre-processing/177479-compressible-flat-plate-coupled-hydrodynamic-thermal-boundary-layer.html)

Obad September 14, 2016 14:45

Compressible Flat Plate with coupled hydrodynamic/thermal boundary layer
 
Hello, I'm new to OpenFoam and trying to solve the flow over a flat plate for already more than a week...

I want to calculate the compressible flow over a zero pressure gradient heated flat plate. I'm using the rhoCentralFoam solver and my boundary conditions are:

velocity: fixed at inlet, no slip at wall, zero gradient for farfield and outlet
pressure: fixed at inlet and outlet, zero gradient for farfield
temperature: fixed at wall, fixed at farfield, zero gradient at inlet and outlet

If I solve the problem without the heating of the flat plate I get a reasonable result for the hydrodynamic boundary layer. However, when I increase the plate temperature the results for the hydrodynamic BL are messed up and the temperature BL looks reasonable instead...

Since flat plate flow is a standard problem I guess someone of you can help me :)

Cheers!


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