mirror of
https://develop.openfoam.com/Development/openfoam.git
synced 2025-11-28 03:28:01 +00:00
ENH: relativeMotion: new tutorial demonstrating relative motion
This commit is contained in:
mattijs
19
tutorials/mesh/moveDynamicMesh/relativeMotion/Allclean
Executable file
19
tutorials/mesh/moveDynamicMesh/relativeMotion/Allclean
Executable file
@ -0,0 +1,19 @@
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#!/bin/sh
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cd ${0%/*} || exit 1 # Run from this directory
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# Source tutorial clean functions
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. $WM_PROJECT_DIR/bin/tools/CleanFunctions
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|
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(
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cd box_snappyHexMesh || exit 1
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cleanCase
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)
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(
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cd box2D_moveDynamicMesh || exit 1
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cleanCase
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rm -rf 0
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)
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#------------------------------------------------------------------------------
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28
tutorials/mesh/moveDynamicMesh/relativeMotion/Allrun
Executable file
28
tutorials/mesh/moveDynamicMesh/relativeMotion/Allrun
Executable file
@ -0,0 +1,28 @@
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#!/bin/sh
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cd ${0%/*} || exit 1 # Run from this directory
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# Source tutorial run functions
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. $WM_PROJECT_DIR/bin/tools/RunFunctions
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# Make 3D mesh in slab of cells.
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(
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cd box_snappyHexMesh || exit 1
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runApplication blockMesh
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runApplication snappyHexMesh -overwrite
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runApplication renumberMesh -overwrite
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runApplication createPatch -overwrite
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)
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# Make a 2D mesh by extruding a patch and solve to steady state.
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(
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cd box2D_moveDynamicMesh || exit 1
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runApplication extrudeMesh
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restore0Dir
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runApplication moveDynamicMesh -checkAMI
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)
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#------------------------------------------------------------------------------
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7
tutorials/mesh/moveDynamicMesh/relativeMotion/README.txt
Normal file
7
tutorials/mesh/moveDynamicMesh/relativeMotion/README.txt
Normal file
@ -0,0 +1,7 @@
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Testcase demonstrating combining solid body motion solver
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with a Laplacian mesh distortion solver.
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There is a outer cylinder, spinning with a constant rpm. Inside
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this a smaller cylinder counter-spins (so with constant but opposite
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rpm). Finally inside this smaller cylinder there is relative motion
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between two blocks (using boundary conditions and a mesh distortion solver).
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@ -0,0 +1,63 @@
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/*--------------------------------*- C++ -*----------------------------------*\
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| ========= | |
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||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: plus-overset |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
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||||
FoamFile
|
||||
{
|
||||
version 2.0;
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format ascii;
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||||
class volVectorField;
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||||
location "0.034";
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||||
object cellDisplacement;
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||||
}
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||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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|
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dimensions [0 1 0 0 0 0 0];
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||||
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internalField uniform (0 0 0);
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boundaryField
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{
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||||
#includeEtc "caseDicts/setConstraintTypes"
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||||
|
||||
sides
|
||||
{
|
||||
type uniformFixedValue;
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||||
uniformValue (0 0 0);
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||||
}
|
||||
inlet
|
||||
{
|
||||
type uniformFixedValue;
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||||
uniformValue (0 0 0);
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||||
}
|
||||
outlet
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||||
{
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type uniformFixedValue;
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uniformValue (0 0 0);
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}
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"wing.*"
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{
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type cellMotion;
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value uniform (0 0 0);
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}
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AMI_dualWing
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{
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patchType cyclicAMI;
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type cellMotion;
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value uniform (0 0 0);
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}
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AMI_dualWing_slave
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{
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patchType cyclicAMI;
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type cellMotion;
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value uniform (0 0 0);
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}
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}
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|
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// ************************************************************************* //
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@ -0,0 +1,80 @@
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/*--------------------------------*- C++ -*----------------------------------*\
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||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: plus |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
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||||
FoamFile
|
||||
{
|
||||
version 2.0;
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||||
format ascii;
|
||||
class pointVectorField;
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||||
location "0";
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||||
object pointMotionU;
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||||
}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
dimensions [0 1 0 0 0 0 0];
|
||||
|
||||
internalField uniform (0 0 0);
|
||||
|
||||
boundaryField
|
||||
{
|
||||
#includeEtc "caseDicts/setConstraintTypes"
|
||||
|
||||
inlet
|
||||
{
|
||||
type fixedValue;
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||||
value $internalField;
|
||||
}
|
||||
|
||||
outlet
|
||||
{
|
||||
type fixedValue;
|
||||
value $internalField;
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||||
}
|
||||
|
||||
sides
|
||||
{
|
||||
type fixedValue;
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||||
value $internalField;
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||||
}
|
||||
|
||||
wing1
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||||
{
|
||||
type fixedValue;
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||||
value $internalField;
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||||
}
|
||||
|
||||
wing2
|
||||
{
|
||||
// Make wing2 rotate around its centre
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||||
type solidBodyMotionDisplacement;
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||||
solidBodyMotionFunction oscillatingRotatingMotion;
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||||
oscillatingRotatingMotionCoeffs
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||||
{
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origin (-0.41 0 0);
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axis (0 0 1);
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omega 10; // rad/s, 1rad/s=9.5rpm
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amplitude (0 0 10); // max amplitude (degrees)
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||||
}
|
||||
}
|
||||
|
||||
AMI_dualWing
|
||||
{
|
||||
patchType cyclicAMI;
|
||||
type fixedValue;
|
||||
value $internalField;
|
||||
}
|
||||
|
||||
AMI_dualWing_slave
|
||||
{
|
||||
patchType cyclicAMI;
|
||||
type fixedValue;
|
||||
value $internalField;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,80 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: plus |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
location "system";
|
||||
object dynamicMeshDict;
|
||||
}
|
||||
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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|
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dynamicFvMesh dynamicMultiMotionSolverFvMesh; //dynamicMotionSolverFvMesh;
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||||
|
||||
|
||||
// Specification of rotation around centre
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||||
rotation1
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||||
{
|
||||
solidBodyMotionFunction rotatingMotion;
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||||
rotatingMotionCoeffs
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||||
{
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||||
origin (0 0 0);
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||||
axis (0 0 1);
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||||
omega 10; // rad/s, 1rad/s=9.5rpm
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||||
}
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||||
}
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||||
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||||
|
||||
dynamicMultiMotionSolverFvMeshCoeffs
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||||
{
|
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rotor1
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{
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||||
solver solidBody;
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cellZone rotor;
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||||
solidBodyCoeffs
|
||||
{
|
||||
$rotation1;
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||||
}
|
||||
}
|
||||
|
||||
dualWing1
|
||||
{
|
||||
cellZone dualWing;
|
||||
|
||||
// Solve displacement on top of solid-body rotation
|
||||
solver solidBodyDisplacementLaplacian;
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||||
|
||||
solidBodyDisplacementLaplacianCoeffs
|
||||
{
|
||||
solidBodyMotionFunction multiMotion;
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||||
multiMotionCoeffs
|
||||
{
|
||||
rotation_1
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||||
{
|
||||
$rotation1;
|
||||
}
|
||||
rotation_2
|
||||
{
|
||||
// Apply counter rotation to keep dualWing aligned
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||||
solidBodyMotionFunction rotatingMotion;
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||||
rotatingMotionCoeffs
|
||||
{
|
||||
origin (-0.43 0 0);
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||||
axis (0 0 1);
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||||
omega -10; // rad/s, 1rad/s=9.5rpm
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||||
}
|
||||
}
|
||||
}
|
||||
diffusivity quadratic inverseDistance (wing2);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,22 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
location "constant";
|
||||
object transportProperties;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
transportModel Newtonian;
|
||||
|
||||
nu [0 2 -1 0 0 0 0] 1e-6;
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,30 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
location "constant";
|
||||
object turbulenceProperties;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
simulationType laminar;
|
||||
|
||||
RAS
|
||||
{
|
||||
RASModel kEpsilon;
|
||||
|
||||
turbulence on;
|
||||
|
||||
printCoeffs on;
|
||||
}
|
||||
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,56 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: plus |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
location "system";
|
||||
object controlDict;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
libs ("libfvMotionSolvers.so");
|
||||
|
||||
application moveDynamicMesh;
|
||||
|
||||
startFrom startTime;
|
||||
|
||||
startTime 0;
|
||||
|
||||
stopAt endTime;
|
||||
|
||||
endTime 0.5;
|
||||
|
||||
deltaT 0.002;
|
||||
|
||||
writeControl timeStep;
|
||||
|
||||
writeInterval 5;
|
||||
|
||||
purgeWrite 0;
|
||||
|
||||
writeFormat binary;
|
||||
|
||||
writePrecision 6;
|
||||
|
||||
writeCompression uncompressed;
|
||||
|
||||
timeFormat general;
|
||||
|
||||
timePrecision 6;
|
||||
|
||||
runTimeModifiable yes;
|
||||
|
||||
adjustTimeStep yes;
|
||||
|
||||
maxCo 0.4;
|
||||
|
||||
maxDeltaT 1;
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,30 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
object decomposeParDict;
|
||||
}
|
||||
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
numberOfSubdomains 4;
|
||||
|
||||
method hierarchical;
|
||||
|
||||
hierarchicalCoeffs
|
||||
{
|
||||
n (2 2 1);
|
||||
delta 0.001;
|
||||
order xyz;
|
||||
}
|
||||
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,52 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: plus |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
object extrudeMeshDict;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
// What to extrude:
|
||||
// patch : from patch of another case ('sourceCase')
|
||||
// mesh : as above but with original case included
|
||||
// surface : from externally read surface
|
||||
|
||||
constructFrom patch;
|
||||
sourceCase "../box_snappyHexMesh";
|
||||
sourcePatches (ZMin);
|
||||
|
||||
// If construct from patch: patch to use for back (can be same as sourcePatch)
|
||||
exposedPatchName ZMax;
|
||||
|
||||
// Flip surface normals before usage. Valid only for extrude from surface or
|
||||
// patch.
|
||||
flipNormals true;
|
||||
|
||||
//- Linear extrusion in point-normal direction
|
||||
extrudeModel linearNormal;
|
||||
|
||||
nLayers 1;
|
||||
|
||||
expansionRatio 1.0;
|
||||
|
||||
linearNormalCoeffs
|
||||
{
|
||||
thickness 0.1;
|
||||
}
|
||||
|
||||
// Do front and back need to be merged? Usually only makes sense for 360
|
||||
// degree wedges.
|
||||
mergeFaces false; //true;
|
||||
|
||||
// Merge small edges. Fraction of bounding box.
|
||||
mergeTol 0;
|
||||
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
@ -0,0 +1,56 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
location "system";
|
||||
object fvSchemes;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
ddtSchemes
|
||||
{
|
||||
default Euler;
|
||||
}
|
||||
|
||||
gradSchemes
|
||||
{
|
||||
default Gauss linear;
|
||||
grad(p) Gauss linear;
|
||||
grad(U) cellLimited Gauss linear 1;
|
||||
}
|
||||
|
||||
divSchemes
|
||||
{
|
||||
default none;
|
||||
// div(phi,U) Gauss upwind;
|
||||
div(phi,U) Gauss linearUpwind grad(U);
|
||||
div(phi,k) Gauss upwind;
|
||||
div(phi,epsilon) Gauss upwind;
|
||||
div((nuEff*dev2(T(grad(U))))) Gauss linear;
|
||||
}
|
||||
|
||||
laplacianSchemes
|
||||
{
|
||||
default Gauss linear limited corrected 0.33;
|
||||
}
|
||||
|
||||
interpolationSchemes
|
||||
{
|
||||
default linear;
|
||||
}
|
||||
|
||||
snGradSchemes
|
||||
{
|
||||
default limited corrected 0.33;
|
||||
}
|
||||
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,40 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
object fvSolution;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
solvers
|
||||
{
|
||||
"cellDisplacement.*"
|
||||
{
|
||||
solver GAMG;
|
||||
tolerance 1e-8;
|
||||
relTol 0;
|
||||
smoother GaussSeidel;
|
||||
cacheAgglomeration true;
|
||||
nCellsInCoarsestLevel 10;
|
||||
agglomerator faceAreaPair;
|
||||
mergeLevels 1;
|
||||
}
|
||||
}
|
||||
|
||||
PIMPLE
|
||||
{
|
||||
correctPhi no;
|
||||
nOuterCorrectors 1;
|
||||
nCorrectors 2;
|
||||
nNonOrthogonalCorrectors 0;
|
||||
}
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,22 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
location "constant";
|
||||
object transportProperties;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
transportModel Newtonian;
|
||||
|
||||
nu [0 2 -1 0 0 0 0] 1e-6;
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,30 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
location "constant";
|
||||
object turbulenceProperties;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
simulationType laminar;
|
||||
|
||||
RAS
|
||||
{
|
||||
RASModel kEpsilon;
|
||||
|
||||
turbulence on;
|
||||
|
||||
printCoeffs on;
|
||||
}
|
||||
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,87 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
object blockMeshDict;
|
||||
}
|
||||
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
convertToMeters 1;
|
||||
|
||||
vertices
|
||||
(
|
||||
(-1 -1 0)
|
||||
( 1 -1 0)
|
||||
( 1 1 0)
|
||||
(-1 1 0)
|
||||
(-1 -1 0.1)
|
||||
( 1 -1 0.1)
|
||||
( 1 1 0.1)
|
||||
(-1 1 0.1)
|
||||
);
|
||||
|
||||
blocks
|
||||
(
|
||||
hex (0 1 2 3 4 5 6 7) (250 250 1) simpleGrading (1 1 1)
|
||||
);
|
||||
|
||||
edges
|
||||
(
|
||||
);
|
||||
|
||||
boundary
|
||||
(
|
||||
sides
|
||||
{
|
||||
type patch;
|
||||
faces
|
||||
(
|
||||
(0 1 4 5)
|
||||
(2 3 6 7)
|
||||
);
|
||||
}
|
||||
inlet
|
||||
{
|
||||
type patch;
|
||||
faces
|
||||
(
|
||||
(0 3 4 7)
|
||||
);
|
||||
}
|
||||
outlet
|
||||
{
|
||||
type patch;
|
||||
faces
|
||||
(
|
||||
(1 2 5 6)
|
||||
);
|
||||
}
|
||||
ZMax
|
||||
{
|
||||
type empty;
|
||||
faces
|
||||
(
|
||||
(4 5 6 7)
|
||||
);
|
||||
}
|
||||
ZMin
|
||||
{
|
||||
type empty;
|
||||
faces
|
||||
(
|
||||
(0 1 2 3)
|
||||
);
|
||||
|
||||
}
|
||||
);
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,56 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: plus |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
location "system";
|
||||
object controlDict;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
libs ("libfvMotionSolvers.so");
|
||||
|
||||
application moveDynamicMesh;
|
||||
|
||||
startFrom startTime;
|
||||
|
||||
startTime 0;
|
||||
|
||||
stopAt endTime;
|
||||
|
||||
endTime 0.5;
|
||||
|
||||
deltaT 0.002;
|
||||
|
||||
writeControl timeStep;
|
||||
|
||||
writeInterval 5;
|
||||
|
||||
purgeWrite 0;
|
||||
|
||||
writeFormat binary;
|
||||
|
||||
writePrecision 6;
|
||||
|
||||
writeCompression uncompressed;
|
||||
|
||||
timeFormat general;
|
||||
|
||||
timePrecision 6;
|
||||
|
||||
runTimeModifiable yes;
|
||||
|
||||
adjustTimeStep yes;
|
||||
|
||||
maxCo 0.4;
|
||||
|
||||
maxDeltaT 1;
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,83 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
object createPatchDict;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
// Do a synchronisation of coupled points after creation of any patches.
|
||||
// Note: this does not work with points that are on multiple coupled patches
|
||||
// with transformations (i.e. cyclics).
|
||||
pointSync false;
|
||||
|
||||
// Patches to create.
|
||||
patches
|
||||
(
|
||||
{
|
||||
//- Master side patch
|
||||
name AMI_rotor;
|
||||
patchInfo
|
||||
{
|
||||
type cyclicAMI;
|
||||
matchTolerance 0.0001;
|
||||
neighbourPatch AMI_rotor_slave;
|
||||
transform noOrdering;
|
||||
}
|
||||
constructFrom patches;
|
||||
patches (v_rotor);
|
||||
}
|
||||
|
||||
{
|
||||
//- Slave side patch
|
||||
name AMI_rotor_slave;
|
||||
patchInfo
|
||||
{
|
||||
type cyclicAMI;
|
||||
matchTolerance 0.0001;
|
||||
neighbourPatch AMI_rotor;
|
||||
transform noOrdering;
|
||||
}
|
||||
constructFrom patches;
|
||||
patches (v_rotor_slave);
|
||||
}
|
||||
|
||||
{
|
||||
//- Master side patch
|
||||
name AMI_dualWing;
|
||||
patchInfo
|
||||
{
|
||||
type cyclicAMI;
|
||||
matchTolerance 0.0001;
|
||||
neighbourPatch AMI_dualWing_slave;
|
||||
transform noOrdering;
|
||||
}
|
||||
constructFrom patches;
|
||||
patches (v_dualWing);
|
||||
}
|
||||
|
||||
{
|
||||
//- Slave side patch
|
||||
name AMI_dualWing_slave;
|
||||
patchInfo
|
||||
{
|
||||
type cyclicAMI;
|
||||
matchTolerance 0.0001;
|
||||
neighbourPatch AMI_dualWing;
|
||||
transform noOrdering;
|
||||
}
|
||||
constructFrom patches;
|
||||
patches (v_dualWing_slave);
|
||||
}
|
||||
|
||||
);
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,30 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
object decomposeParDict;
|
||||
}
|
||||
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
numberOfSubdomains 4;
|
||||
|
||||
method hierarchical;
|
||||
|
||||
hierarchicalCoeffs
|
||||
{
|
||||
n (2 2 1);
|
||||
delta 0.001;
|
||||
order xyz;
|
||||
}
|
||||
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,56 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
location "system";
|
||||
object fvSchemes;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
ddtSchemes
|
||||
{
|
||||
default Euler;
|
||||
}
|
||||
|
||||
gradSchemes
|
||||
{
|
||||
default Gauss linear;
|
||||
grad(p) Gauss linear;
|
||||
grad(U) cellLimited Gauss linear 1;
|
||||
}
|
||||
|
||||
divSchemes
|
||||
{
|
||||
default none;
|
||||
// div(phi,U) Gauss upwind;
|
||||
div(phi,U) Gauss linearUpwind grad(U);
|
||||
div(phi,k) Gauss upwind;
|
||||
div(phi,epsilon) Gauss upwind;
|
||||
div((nuEff*dev2(T(grad(U))))) Gauss linear;
|
||||
}
|
||||
|
||||
laplacianSchemes
|
||||
{
|
||||
default Gauss linear limited corrected 0.33;
|
||||
}
|
||||
|
||||
interpolationSchemes
|
||||
{
|
||||
default linear;
|
||||
}
|
||||
|
||||
snGradSchemes
|
||||
{
|
||||
default limited corrected 0.33;
|
||||
}
|
||||
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,93 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
object fvSolution;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
solvers
|
||||
{
|
||||
pcorr
|
||||
{
|
||||
solver GAMG;
|
||||
tolerance 1e-2;
|
||||
relTol 0;
|
||||
smoother DICGaussSeidel;
|
||||
cacheAgglomeration no;
|
||||
nCellsInCoarsestLevel 10;
|
||||
agglomerator faceAreaPair;
|
||||
mergeLevels 1;
|
||||
maxIter 50;
|
||||
}
|
||||
|
||||
p
|
||||
{
|
||||
$pcorr;
|
||||
tolerance 1e-5;
|
||||
relTol 0.001;
|
||||
}
|
||||
|
||||
pFinal
|
||||
{
|
||||
$p;
|
||||
tolerance 1e-6;
|
||||
relTol 0;
|
||||
}
|
||||
|
||||
"(U|k|epsilon)"
|
||||
{
|
||||
solver smoothSolver;
|
||||
smoother symGaussSeidel;
|
||||
tolerance 1e-6;
|
||||
relTol 0.01;
|
||||
}
|
||||
|
||||
"(U|k|epsilon)Final"
|
||||
{
|
||||
solver smoothSolver;
|
||||
smoother symGaussSeidel;
|
||||
tolerance 1e-6;
|
||||
relTol 0;
|
||||
}
|
||||
|
||||
"cellDisplacement.*"
|
||||
{
|
||||
solver GAMG;
|
||||
tolerance 1e-8;
|
||||
relTol 0;
|
||||
smoother GaussSeidel;
|
||||
cacheAgglomeration true;
|
||||
nCellsInCoarsestLevel 10;
|
||||
agglomerator faceAreaPair;
|
||||
mergeLevels 1;
|
||||
}
|
||||
}
|
||||
|
||||
PIMPLE
|
||||
{
|
||||
correctPhi no;
|
||||
nOuterCorrectors 3;
|
||||
nCorrectors 2;
|
||||
nNonOrthogonalCorrectors 0;
|
||||
}
|
||||
|
||||
relaxationFactors
|
||||
{
|
||||
"(U|k|epsilon).*" 1;
|
||||
}
|
||||
|
||||
cache
|
||||
{
|
||||
grad(U);
|
||||
}
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -0,0 +1,384 @@
|
||||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
|
||||
| \\ / O peration | Version: v1606+ |
|
||||
| \\ / A nd | Web: www.OpenFOAM.com |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
object snappyHexMeshDict;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
// Which of the steps to run
|
||||
castellatedMesh true;
|
||||
snap true;
|
||||
addLayers false;
|
||||
|
||||
|
||||
// Geometry. Definition of all surfaces. All surfaces are of class
|
||||
// searchableSurface.
|
||||
// Surfaces are used
|
||||
// - to specify refinement for any mesh cell intersecting it
|
||||
// - to specify refinement for any mesh cell inside/outside/near
|
||||
// - to 'snap' the mesh boundary to the surface
|
||||
geometry
|
||||
{
|
||||
v_dualWing
|
||||
{
|
||||
type searchableCylinder;
|
||||
name v_dualWing;
|
||||
point1 (-0.43 0 -10);
|
||||
point2 (-0.43 0 10);
|
||||
radius 0.1;
|
||||
}
|
||||
|
||||
|
||||
v_rotor
|
||||
{
|
||||
type searchableCylinder;
|
||||
name v_rotor;
|
||||
point1 (0 0 -10);
|
||||
point2 (0 0 10);
|
||||
radius 0.75;
|
||||
}
|
||||
wing1
|
||||
{
|
||||
type searchableBox;
|
||||
name wing1;
|
||||
min (-0.5 -0.01 -10);
|
||||
max (-0.44 0.01 10);
|
||||
}
|
||||
wing2
|
||||
{
|
||||
type searchableBox;
|
||||
name wing2;
|
||||
min (-0.42 -0.0025 -10);
|
||||
max (-0.36 0.0025 10);
|
||||
}
|
||||
};
|
||||
|
||||
|
||||
|
||||
// Settings for the castellatedMesh generation.
|
||||
castellatedMeshControls
|
||||
{
|
||||
|
||||
// Refinement parameters
|
||||
// ~~~~~~~~~~~~~~~~~~~~~
|
||||
|
||||
// If local number of cells is >= maxLocalCells on any processor
|
||||
// switches from from refinement followed by balancing
|
||||
// (current method) to (weighted) balancing before refinement.
|
||||
maxLocalCells 1000000;
|
||||
|
||||
// Overall cell limit (approximately). Refinement will stop immediately
|
||||
// upon reaching this number so a refinement level might not complete.
|
||||
// Note that this is the number of cells before removing the part which
|
||||
// is not 'visible' from the keepPoint. The final number of cells might
|
||||
// actually be a lot less.
|
||||
maxGlobalCells 20000000;
|
||||
|
||||
// The surface refinement loop might spend lots of iterations refining just a
|
||||
// few cells. This setting will cause refinement to stop if <= minimumRefine
|
||||
// are selected for refinement. Note: it will at least do one iteration
|
||||
// (unless the number of cells to refine is 0)
|
||||
minRefinementCells 10;
|
||||
|
||||
// Allow a certain level of imbalance during refining
|
||||
// (since balancing is quite expensive)
|
||||
// Expressed as fraction of perfect balance (= overall number of cells /
|
||||
// nProcs). 0=balance always.
|
||||
maxLoadUnbalance 0.10;
|
||||
|
||||
|
||||
// Number of buffer layers between different levels.
|
||||
// 1 means normal 2:1 refinement restriction, larger means slower
|
||||
// refinement.
|
||||
nCellsBetweenLevels 6;
|
||||
|
||||
|
||||
|
||||
// Explicit feature edge refinement
|
||||
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
||||
|
||||
// Specifies a level for any cell intersected by its edges.
|
||||
// This is a featureEdgeMesh, read from constant/triSurface for now.
|
||||
features
|
||||
(
|
||||
);
|
||||
|
||||
|
||||
|
||||
// Surface based refinement
|
||||
// ~~~~~~~~~~~~~~~~~~~~~~~~
|
||||
|
||||
// Specifies two levels for every surface. The first is the minimum level,
|
||||
// every cell intersecting a surface gets refined up to the minimum level.
|
||||
// The second level is the maximum level. Cells that 'see' multiple
|
||||
// intersections where the intersections make an
|
||||
// angle > resolveFeatureAngle get refined up to the maximum level.
|
||||
|
||||
refinementSurfaces
|
||||
{
|
||||
v_dualWing
|
||||
{
|
||||
level (0 0);
|
||||
faceType boundary;
|
||||
cellZone dualWing;
|
||||
faceZone dualWing;
|
||||
cellZoneInside inside;
|
||||
}
|
||||
v_rotor
|
||||
{
|
||||
level (0 0);
|
||||
faceType boundary;
|
||||
cellZone rotor;
|
||||
faceZone rotor;
|
||||
cellZoneInside inside;
|
||||
}
|
||||
wing1
|
||||
{
|
||||
level (3 3);
|
||||
}
|
||||
wing2
|
||||
{
|
||||
level (3 3);
|
||||
}
|
||||
}
|
||||
|
||||
// Resolve sharp angles
|
||||
resolveFeatureAngle 30;
|
||||
|
||||
|
||||
// Region-wise refinement
|
||||
// ~~~~~~~~~~~~~~~~~~~~~~
|
||||
|
||||
// Specifies refinement level for cells in relation to a surface. One of
|
||||
// three modes
|
||||
// - distance. 'levels' specifies per distance to the surface the
|
||||
// wanted refinement level. The distances need to be specified in
|
||||
// descending order.
|
||||
// - inside. 'levels' is only one entry and only the level is used. All
|
||||
// cells inside the surface get refined up to the level. The surface
|
||||
// needs to be closed for this to be possible.
|
||||
// - outside. Same but cells outside.
|
||||
|
||||
refinementRegions
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
// Mesh selection
|
||||
// ~~~~~~~~~~~~~~
|
||||
|
||||
// After refinement patches get added for all refinementSurfaces and
|
||||
// all cells intersecting the surfaces get put into these patches. The
|
||||
// section reachable from the locationInMesh is kept.
|
||||
// NOTE: This point should never be on a face, always inside a cell, even
|
||||
// after refinement.
|
||||
locationInMesh (-0.99 -0.99 0.05);
|
||||
|
||||
|
||||
// Whether any faceZones (as specified in the refinementSurfaces)
|
||||
// are only on the boundary of corresponding cellZones or also allow
|
||||
// free-standing zone faces. Not used if there are no faceZones.
|
||||
allowFreeStandingZoneFaces false;
|
||||
}
|
||||
|
||||
|
||||
|
||||
// Settings for the snapping.
|
||||
snapControls
|
||||
{
|
||||
//- Number of patch smoothing iterations before finding correspondence
|
||||
// to surface
|
||||
nSmoothPatch 3;
|
||||
|
||||
//- Relative distance for points to be attracted by surface feature point
|
||||
// or edge. True distance is this factor times local
|
||||
// maximum edge length.
|
||||
tolerance 4.0; // 1.0;
|
||||
|
||||
//- Number of mesh displacement relaxation iterations.
|
||||
nSolveIter 300;
|
||||
|
||||
//- Maximum number of snapping relaxation iterations. Should stop
|
||||
// before upon reaching a correct mesh.
|
||||
nRelaxIter 5;
|
||||
|
||||
// Feature snapping
|
||||
|
||||
// Number of feature edge snapping iterations.
|
||||
// Leave out altogether to disable.
|
||||
nFeatureSnapIter 10;
|
||||
|
||||
// Detect (geometric only) features by sampling the surface
|
||||
// (default=false).
|
||||
implicitFeatureSnap true;
|
||||
|
||||
// Use castellatedMeshControls::features (default = true)
|
||||
explicitFeatureSnap false;
|
||||
|
||||
// Detect features between multiple surfaces
|
||||
// (only for explicitFeatureSnap, default = false)
|
||||
multiRegionFeatureSnap true;
|
||||
}
|
||||
|
||||
|
||||
|
||||
// Settings for the layer addition.
|
||||
addLayersControls
|
||||
{
|
||||
// Are the thickness parameters below relative to the undistorted
|
||||
// size of the refined cell outside layer (true) or absolute sizes (false).
|
||||
relativeSizes true;
|
||||
|
||||
// Per final patch (so not geometry!) the layer information
|
||||
layers
|
||||
{
|
||||
}
|
||||
|
||||
// Expansion factor for layer mesh
|
||||
expansionRatio 1.0;
|
||||
|
||||
// Wanted thickness of final added cell layer. If multiple layers
|
||||
// is the thickness of the layer furthest away from the wall.
|
||||
// Relative to undistorted size of cell outside layer.
|
||||
// See relativeSizes parameter.
|
||||
finalLayerThickness 0.3;
|
||||
|
||||
// Minimum thickness of cell layer. If for any reason layer
|
||||
// cannot be above minThickness do not add layer.
|
||||
// Relative to undistorted size of cell outside layer.
|
||||
minThickness 0.1;
|
||||
|
||||
// If points get not extruded do nGrow layers of connected faces that are
|
||||
// also not grown. This helps convergence of the layer addition process
|
||||
// close to features.
|
||||
// Note: changed(corrected) w.r.t 17x! (didn't do anything in 17x)
|
||||
nGrow 0;
|
||||
|
||||
// Advanced settings
|
||||
|
||||
// When not to extrude surface. 0 is flat surface, 90 is when two faces
|
||||
// are perpendicular
|
||||
featureAngle 30;
|
||||
|
||||
// Maximum number of snapping relaxation iterations. Should stop
|
||||
// before upon reaching a correct mesh.
|
||||
nRelaxIter 3;
|
||||
|
||||
// Number of smoothing iterations of surface normals
|
||||
nSmoothSurfaceNormals 1;
|
||||
|
||||
// Number of smoothing iterations of interior mesh movement direction
|
||||
nSmoothNormals 3;
|
||||
|
||||
// Smooth layer thickness over surface patches
|
||||
nSmoothThickness 10;
|
||||
|
||||
// Stop layer growth on highly warped cells
|
||||
maxFaceThicknessRatio 0.5;
|
||||
|
||||
// Reduce layer growth where ratio thickness to medial
|
||||
// distance is large
|
||||
maxThicknessToMedialRatio 0.3;
|
||||
|
||||
// Angle used to pick up medial axis points
|
||||
// Note: changed(corrected) w.r.t 17x! 90 degrees corresponds to 130 in 17x.
|
||||
minMedianAxisAngle 90;
|
||||
|
||||
|
||||
// Create buffer region for new layer terminations
|
||||
nBufferCellsNoExtrude 0;
|
||||
|
||||
|
||||
// Overall max number of layer addition iterations. The mesher will exit
|
||||
// if it reaches this number of iterations; possibly with an illegal
|
||||
// mesh.
|
||||
nLayerIter 50;
|
||||
}
|
||||
|
||||
|
||||
|
||||
// Generic mesh quality settings. At any undoable phase these determine
|
||||
// where to undo.
|
||||
meshQualityControls
|
||||
{
|
||||
//- Maximum non-orthogonality allowed. Set to 180 to disable.
|
||||
maxNonOrtho 180;
|
||||
|
||||
//- Max skewness allowed. Set to <0 to disable.
|
||||
maxBoundarySkewness 20;
|
||||
maxInternalSkewness 4;
|
||||
|
||||
//- Max concaveness allowed. Is angle (in degrees) below which concavity
|
||||
// is allowed. 0 is straight face, <0 would be convex face.
|
||||
// Set to 180 to disable.
|
||||
maxConcave 80;
|
||||
|
||||
//- Minimum pyramid volume. Is absolute volume of cell pyramid.
|
||||
// Set to a sensible fraction of the smallest cell volume expected.
|
||||
// Set to very negative number (e.g. -1E30) to disable.
|
||||
minVol 1e-13;
|
||||
|
||||
//- Minimum quality of the tet formed by the face-centre
|
||||
// and variable base point minimum decomposition triangles and
|
||||
// the cell centre. This has to be a positive number for tracking
|
||||
// to work. Set to very negative number (e.g. -1E30) to
|
||||
// disable.
|
||||
// <0 = inside out tet,
|
||||
// 0 = flat tet
|
||||
// 1 = regular tet
|
||||
minTetQuality -1; // 1e-30;
|
||||
|
||||
//- Minimum face area. Set to <0 to disable.
|
||||
minArea -1;
|
||||
|
||||
//- Minimum face twist. Set to <-1 to disable. dot product of face normal
|
||||
// and face centre triangles normal
|
||||
minTwist 0.01;
|
||||
|
||||
//- Minimum normalised cell determinant
|
||||
// 1 = hex, <= 0 = folded or flattened illegal cell
|
||||
minDeterminant 0.001;
|
||||
|
||||
//- minFaceWeight (0 -> 0.5)
|
||||
minFaceWeight 0.05;
|
||||
|
||||
//- minVolRatio (0 -> 1)
|
||||
minVolRatio 0.01;
|
||||
|
||||
//must be >0 for Fluent compatibility
|
||||
minTriangleTwist -1;
|
||||
|
||||
|
||||
// Advanced
|
||||
|
||||
//- Number of error distribution iterations
|
||||
nSmoothScale 4;
|
||||
//- Amount to scale back displacement at error points
|
||||
errorReduction 0.75;
|
||||
|
||||
// Optional : some meshing phases allow usage of relaxed rules.
|
||||
// See e.g. addLayersControls::nRelaxedIter.
|
||||
relaxed
|
||||
{
|
||||
//- Maximum non-orthogonality allowed. Set to 180 to disable.
|
||||
maxNonOrtho 75;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
// Merge tolerance. Is fraction of overall bounding box of initial mesh.
|
||||
// Note: the write tolerance needs to be higher than this.
|
||||
mergeTolerance 1e-6;
|
||||
|
||||
|
||||
// ************************************************************************* //
|
||||
Reference in New Issue
Block a user