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Turbulence Modeling Resource

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Return to: Numerical Analysis of 3D Hemisphere Cylinder Validation Case (NEW) Intro Page

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TURBULENCE MODEL NUMERICAL ANALYSIS

Special Purpose Grid with aft closure - 3D Hemisphere Cylinder (NEW)

A grid with aft closure geometry can be generated with the following Fortran code and input file:

A coarsening program is also available to create coarser levels:

This grid has the same surface grid from x=0 to x=10 as the one described on the standard GRIDS page. Plots below compare the two geometries/grids:

Special purpose Hemisphere-cylinder grid, far view

Special purpose Hemisphere-cylinder grid, near view

Special purpose Hemisphere-cylinder grid, zoom near x=10

Warning: even though this closed geometry has the same surface grid and shape as the standard grid between x=0 and x=10, in VERIFICATION exercises its results may be slightly different because of the closed back end and different boundary conditions. Use with caution, or else conduct verification exercises only against other results using the same geometry and BCs.
 

Return to: Numerical Analysis of 3D Hemisphere Cylinder Validation Case (NEW) Intro Page

Return to: Turbulence Modeling Resource Home Page


 
 


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Responsible NASA Official: Ethan Vogel
Page Curator: Clark Pederson
Last Updated: 07/27/2017