navier_stokes_2d_exact_test

navier_stokes_2d_exact_test, an Octave code which calls navier_stokes_2d_exact(), which evaluates exact solutions to the incompressible time-dependent Navier-Stokes equations (NSE) over an arbitrary domain in 2D.

Licensing:

The computer code and data files made available on this web page are distributed under the MIT license

Related Data and Programs:

navier_stokes_2d_exact, an Octave code which evaluates an exact solution to the incompressible time-dependent Navier-Stokes equations (NSE) over an arbitrary domain in 2D.

Source Code:

navier_stokes_2d_exact_test.m, calls all the tests.
navier_stokes_2d_exact_test.sh, runs all the tests.
navier_stokes_2d_exact_test.txt, the output file.

Plot the flow field:

Sample the flow norms over time for various values of NU and RHO:

Sample the residuals of the U, V and P equations over the region.

Sample the U, V and P source terms or "right hand sides" over the region.

Sample the U, V and P solution values over the interior of the region.

Sample the U, V and P solution values along the boundary of the region.

cavity flow:

cavity_commands.txt, commands to draw the velocity field.
cavity_data.txt, velocity field data.
cavity.png, a PNG plot of the velocity field.

exppoly flow:

exppoly_commands.txt, commands to draw the velocity field.
exppoly_data.txt, velocity field data.
exppoly.png, a PNG plot of the velocity field.

exptrig flow:

exptrig_commands.txt, commands to draw the velocity field.
exptrig_data.txt, velocity field data.
exptrig_png, a PNG plot of the velocity field.

GMS flow:

gms_commands.txt, commands to draw the velocity field.
gms_data.txt, velocity field data.
gms.png, a PNG plot of the velocity field.

Lukas Bystricky flow:

lukas_commands.txt, commands to draw the velocity field.
lukas_data.txt, velocity field data.
lukas.png, a PNG plot of the velocity field.

Poiseuille flow:

poiseuille_commands.txt, commands to draw the velocity field.
poiseuille_data.txt, velocity field data.
poiseuille.png, a PNG plot of the velocity field.

Spiral flow:

spiral_commands.txt, commands to draw the velocity field.
spiral_data.txt, velocity field data.
spiral.png, a PNG plot of the velocity field.

Taylor flow:

taylor_commands.txt, commands to draw the velocity field.
taylor_data.txt, velocity field data.
taylor.png, a PNG plot of the velocity field.

Vortex flow:

vortex_commands.txt, commands to draw the velocity field.
vortex_data.txt, velocity field data.
vortex.png, a PNG plot of the velocity field.

Last revised on 27 August 2020.