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fluidparticles
MigFlow
Commits
90c8f6ea
Commit
90c8f6ea
authored
Jun 21, 2017
by
Matthieu Constant
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Update README.md
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@@ -49,41 +49,28 @@ The testcases are in the HOME/marblesbag/testcases directory.
General description of python runs:
-----------------------------------
1.
Positioning of the grains:
*
genInitialPosition: function to place grains
args:
+
filename: name of the file to save features of the grains
+
r: grains radius
+
rho: grains density
+
additional args can be defined to specify the repartition geometry of the grains (e.g. external radius for drops)
*
genInitialPosition: function to place grains
args:
+
filename: name of the file to save features of the grains
+
r: grains radius
+
rho: grains density
+
additional args can be defined to specify the repartition geometry of the grains (e.g. external radius for drops)
1.
Definition of numerical and physical parameters:
*
g : gravity
*
$
`\rho`
$ : fluid density
*
$
`\rho_p`
$ : grains density
*
$
`\nu`
$ : kinematic viscosity
*
dt : time step
*
$
`\alpha`
$ : stabilisation coefficient
*
$
`\varepsilon`
$ :stabilisation parameter
*
$
`t_{end}`
$ : time stop
*
g : gravity
*
$$
\r
ho$$ : fluid density
*
$
`\rho_p`
$ : grains density
*
$
`\nu`
$ : kinematic viscosity
*
dt : time step
*
$
`\alpha`
$ : stabilisation coefficient
*
$
`\varepsilon`
$ :stabilisation parameter
*
$
`t_{end}`
$ : time stop
1.
Initialisation of the fluid/grains structures
1.
Boudary conditions :
Ex: strong_boundaries = [("Top",2,0.),("Top",1,0.),("Top",0,0.),("Box",1,0.),("Box",0,0.)]
agrs (tuple): +Boundary name
+
Field to impose (0: u, 1: v, 2: p)
+
Value of the field
+
Field to impose (0: u, 1: v, 2: p)
+
Value of the field
1.
Resolution loop
This math is inline $
`a^2+b^2=c^2`
$.
This is on a separate line
```
math
a^2+b^2=c^2
```
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