Code:
/*---------------------------------------------------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
Build : 1.6-f802ff2d6c5a
Exec : snappyHexMesh -overwrite
Date : Dec 19 2011
Time : 18:07:57
Host : c026-12
PID : 15297
Case : /home/ft/ft8864/Documents/SkiSim_Case2/SKISim_Case2a/SKISim_Konvergenz
nProcs : 1
SigFpe : Enabling floating point exception trapping (FOAM_SIGFPE).// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Create time
--> FOAM Warning :
From function dlLibraryTable: pen(const fileName& functionLibName)
in file db/dlLibraryTable/dlLibraryTable.C at line 79
could not load libparMetisDecomp.so: cannot open shared object file: No such file or directory
Create mesh for time = 0
Read mesh in = 0.66 s
Overall mesh bounding box : (0 -0.005 -0.0025) (0.04 0.005 0.0025)
Relative tolerance : 1e-06
Absolute matching distance : 4.15331e-08
Reading refinement surfaces.
Read refinement surfaces in = 0 s
Reading refinement shells.
Refinement level 2 for all cells outside refinementBox
Read refinement shells in = 0 s
Setting refinement level of surface to be consistent with shells.
Checked shell refinement in = 0 s
Determining initial surface intersections
-----------------------------------------
Edge intersection testing:
Number of edges : 312500
Number of edges to retest : 312500
Number of intersected edges : 40231
Calculated surface intersections in = 0.55 s
Initial mesh : cells:100000 faces:312500 points:112761
Cells per refinement level:
0 100000
Adding patches for surface regions
----------------------------------
Patch Region
----- ------
motorBike:
5 motorBike_patch0
Added patches in = 0 s
Selecting decompositionMethod hierarchical
Refinement phase
----------------
Found point (0.01 0 0) in cell 44850 on processor 0
Reading external feature lines.
Read feature lines in = 0.06 s
Surface refinement iteration 0
------------------------------
Marked for refinement due to surface intersection : 80077 cells.
Marked for refinement due to curvature/regions : 0 cells.
Determined cells to refine in = 0.02 s
Selected for refinement : 80077 cells (out of 100000)
Edge intersection testing:
Number of edges : 2090171
Number of edges to retest : 2090171
Number of intersected edges : 160997
Refined mesh in = 6.28 s
After refinement surface refinement iteration 0 : cells:660539 faces:2090171 points:770035
Cells per refinement level:
0 19923
1 640616
Surface refinement iteration 1
------------------------------
Marked for refinement due to surface intersection : 320646 cells.
Marked for refinement due to curvature/regions : 0 cells.
Determined cells to refine in = 0.11 s
Selected for refinement : 320649 cells (out of 660539)
Edge intersection testing:
Number of edges : 9317618
Number of edges to retest : 9277461
Number of intersected edges : 643783
Refined mesh in = 67.48 s
After refinement surface refinement iteration 1 : cells:2905082 faces:9317618 points:3510328
Cells per refinement level:
0 19900
1 320174
2 2565008
Surface refinement iteration 2
------------------------------
No cells marked for refinement since reached limit 2000000.
Determined cells to refine in = 0.11 s
Selected for refinement : 0 cells (out of 2905082)
Stopping refining since too few cells selected.
Removing mesh beyond surface intersections
------------------------------------------
Found point (0.01 0 0) in cell 344214 in global region 2 out of 5 regions.
Keeping all cells in region 2 containing point (0.01 0 0)
Selected for keeping : 1683074 cells.
Edge intersection testing:
Number of edges : 5664444
Number of edges to retest : 964314
Number of intersected edges : 643783
Shell refinement iteration 0
----------------------------
Marked for refinement due to refinement shells : 0 cells.
Determined cells to refine in = 11.14 s
Selected for internal refinement : 152 cells (out of 1683074)
Edge intersection testing:
Number of edges : 5667648
Number of edges to retest : 7308
Number of intersected edges : 644084
Refined mesh in = 8.2 s
After refinement shell refinement iteration 0 : cells:1684138 faces:5667648 points:2302709
Cells per refinement level:
0 0
1 80000
2 1604138
Shell refinement iteration 1
----------------------------
Marked for refinement due to refinement shells : 0 cells.
Determined cells to refine in = 1.71 s
Selected for internal refinement : 0 cells (out of 1684138)
Stopping refining since too few cells selected.
Splitting mesh at surface intersections
---------------------------------------
Introducing baffles for 644084 faces that are intersected by the surface.
Edge intersection testing:
Number of edges : 6307648
Number of edges to retest : 5141672
Number of intersected edges : 1284130
Created baffles in = 13.14 s
After introducing baffles : cells:1684138 faces:6307648 points:2302709
Cells per refinement level:
0 0
1 80000
2 1604138
Introducing baffles to block off problem cells
----------------------------------------------
markFacesOnProblemCells : marked 1920631 additional internal faces to be converted into baffles.
Analyzed problem cells in = 5.33 s
Introducing baffles to delete problem cells.
Edge intersection testing:
Number of edges : 8228279
Number of edges to retest : 5781742
Number of intersected edges : 1284135
Created baffles in = 27.79 s
After introducing baffles : cells:1684138 faces:8228279 points:2302709
Cells per refinement level:
0 0
1 80000
2 1604138
Remove unreachable sections of mesh
-----------------------------------
Keeping all cells in region 10088 containing point (0.01 0 0)
Selected for keeping : 720000 cells.
Edge intersection testing:
Number of edges : 2445000
Number of edges to retest : 0
Number of intersected edges : 320000
Split mesh in = 4.13 s
After subsetting : cells:720000 faces:2445000 points:1006507
Cells per refinement level:
0 0
1 80000
2 640000
Handling cells with snap problems
---------------------------------
Introducing baffles for 320000 faces that are intersected by the surface.
Edge intersection testing:
Number of edges : 2445000
Number of edges to retest : 1282000
Number of intersected edges : 320000
Created baffles in = 2.63 s
After introducing baffles : cells:720000 faces:2445000 points:1006507
Cells per refinement level:
0 0
1 80000
2 640000
Introducing baffles to block off problem cells
----------------------------------------------
markFacesOnProblemCells : marked 0 additional internal faces to be converted into baffles.
Analyzed problem cells in = 1.76 s
Introducing baffles to delete problem cells.
Edge intersection testing:
Number of edges : 2445000
Number of edges to retest : 0
Number of intersected edges : 320000
Created baffles in = 1.71 s
After introducing baffles : cells:720000 faces:2445000 points:1006507
Cells per refinement level:
0 0
1 80000
2 640000
Remove unreachable sections of mesh
-----------------------------------
Keeping all cells in region 0 containing point (0.01 0 0)
Selected for keeping : 720000 cells.
Edge intersection testing:
Number of edges : 2445000
Number of edges to retest : 0
Number of intersected edges : 320000
Split mesh in = 1.88 s
After subsetting : cells:720000 faces:2445000 points:1006507
Cells per refinement level:
0 0
1 80000
2 640000
dupNonManifoldPoints : Found : 0 non-manifold points (out of 1006507)
Edge intersection testing:
Number of edges : 2445000
Number of edges to retest : 0
Number of intersected edges : 320000
getDuplicateFaces : found 0 pairs of duplicate faces.
Detected unsplittable baffles : 0
Merge refined boundary faces
----------------------------
mergePatchFaces : Merging 0 sets of faces.
Removing 0 straight edge points.
Refined mesh : cells:720000 faces:2445000 points:1006507
Cells per refinement level:
0 0
1 80000
2 640000
Writing mesh to time constant
Written mesh in = 19.77 s.
Morphing phase
--------------
Constructing mesh displacer ...
Using mesh parameters
{
maxNonOrtho 65;
maxBoundarySkewness 20;
maxInternalSkewness 4;
maxConcave 80;
minFlatness 0.5;
minVol 1e-13;
minArea -1;
minTwist 0.02;
minDeterminant 0.001;
minFaceWeight 0.02;
minVolRatio 0.01;
minTriangleTwist -1;
nSmoothScale 4;
errorReduction 0.75;
}
Checking initial mesh ...
Checking faces in error :
non-orthogonality > 65 degrees : 0
faces with face pyramid volume < 1e-13 : 2244000
faces with concavity > 80 degrees : 0
faces with skewness > 4 (internal) or 20 (boundary) : 0
faces with interpolation weights (0..1) < 0.02 : 0
faces with volume ratio of neighbour cells < 0.01 : 0
faces with face twist < 0.02 : 0
faces on cells with determinant < 0.001 : 0
Detected 2244000 illegal faces (concave, zero area or negative cell pyramid volume)
Checked initial mesh in = 4.67 s
Smoothing patch points ...
Smoothing iteration 0
Found 0 non-mainfold point(s).
Scaling iteration 0
Moving mesh using diplacement scaling : min:1 max:1
Checking faces in error :
non-orthogonality > 65 degrees : 0
faces with face pyramid volume < 1e-13 : 2244000
faces with concavity > 80 degrees : 0
faces with skewness > 4 (internal) or 20 (boundary) : 0
faces with interpolation weights (0..1) < 0.02 : 0
faces with volume ratio of neighbour cells < 0.01 : 0
faces with face twist < 0.02 : 0
faces on cells with determinant < 0.001 : 0
Successfully moved mesh
Smoothing iteration 1
Found 0 non-mainfold point(s).
Scaling iteration 0
Moving mesh using diplacement scaling : min:1 max:1
Checking faces in error :
non-orthogonality > 65 degrees : 0
faces with face pyramid volume < 1e-13 : 2244000
faces with concavity > 80 degrees : 0
faces with skewness > 4 (internal) or 20 (boundary) : 0
faces with interpolation weights (0..1) < 0.02 : 0
faces with volume ratio of neighbour cells < 0.01 : 0
faces with face twist < 0.02 : 0
faces on cells with determinant < 0.001 : 0
Successfully moved mesh
Smoothing iteration 2
Found 0 non-mainfold point(s).
Scaling iteration 0
Moving mesh using diplacement scaling : min:1 max:1
Checking faces in error :
non-orthogonality > 65 degrees : 0
faces with face pyramid volume < 1e-13 : 2244000
faces with concavity > 80 degrees : 0
faces with skewness > 4 (internal) or 20 (boundary) : 0
faces with interpolation weights (0..1) < 0.02 : 0
faces with volume ratio of neighbour cells < 0.01 : 0
faces with face twist < 0.02 : 0
faces on cells with determinant < 0.001 : 0
Successfully moved mesh
Patch points smoothed in = 13.19 s
Calculating patchDisplacement as distance to nearest surface point ...
Wanted displacement : average:1.60516e-05 min:5.95374e-06 max:1.6127e-05
Calculated surface displacement in = 0.11 s
Smoothing displacement ...
Iteration 0
Iteration 10
Iteration 20
Displacement smoothed in = 1.73 s
Moving mesh ...
Iteration 0
Moving mesh using diplacement scaling : min:1 max:1
Checking faces in error :
non-orthogonality > 65 degrees : 0
faces with face pyramid volume < 1e-13 : 2244000
faces with concavity > 80 degrees : 0
faces with skewness > 4 (internal) or 20 (boundary) : 0
faces with interpolation weights (0..1) < 0.02 : 0
faces with volume ratio of neighbour cells < 0.01 : 0
faces with face twist < 0.02 : 0
faces on cells with determinant < 0.001 : 0
Successfully moved mesh
Moved mesh in = 4.05 s
Repatching faces according to nearest surface ...
Repatched 0 faces in = 1.66 s
Edge intersection testing:
Number of edges : 2445000
Number of edges to retest : 1308916
Number of intersected edges : 320000
Snapped mesh : cells:720000 faces:2445000 points:1006507
Cells per refinement level:
0 0
1 80000
2 640000
Writing mesh to time constant
Written mesh in = 17.19 s.
Shrinking and layer addition phase
----------------------------------
Using mesh parameters
{
maxNonOrtho 65;
maxBoundarySkewness 20;
maxInternalSkewness 4;
maxConcave 80;
minFlatness 0.5;
minVol 1e-13;
minArea -1;
minTwist 0.02;
minDeterminant 0.001;
minFaceWeight 0.02;
minVolRatio 0.01;
minTriangleTwist -1;
nSmoothScale 4;
errorReduction 0.75;
}
Merging all faces of a cell
---------------------------
- which are on the same patch
- which make an angle < 30 degrees
(cos:0.866025)
- as long as the resulting face doesn't become concave by more than 90 degrees
(0=straight, 180=fully concave)
Merging 0 sets of faces.
No faces merged ...
Merging all points on surface that
- are used by only two boundary faces and
- make an angle with a cosine of more than 0.866025.
No straight edges simplified and no points removed ...
Constructing mesh displacer ...
Checking mesh manifoldness ...
Checking initial mesh ...
Checking faces in error :
non-orthogonality > 65 degrees : 0
faces with face pyramid volume < 1e-13 : 2244000
faces with concavity > 80 degrees : 0
faces with skewness > 4 (internal) or 20 (boundary) : 0
faces with interpolation weights (0..1) < 0.02 : 0
faces with volume ratio of neighbour cells < 0.01 : 0
faces with face twist < 0.02 : 0
faces on cells with determinant < 0.001 : 0
Detected 2244000 illegal faces (concave, zero area or negative cell pyramid volume)
Handling points with inconsistent layer specification ...
Handling non-manifold points ...
Checking patch manifoldness ...
Outside of local patch is multiply connected across edges or points at 0 points.
Set displacement to zero for all 0 non-manifold points
Handling feature edges ...
Set displacement to zero for points on 0 feature edges
Handling cells with warped patch faces ...
Set displacement to zero on 0 warped faces since layer would be > 0.5 of the size of the bounding box.
Growing non-extrusion points by one layer ...
Set displacement to zero for an additional 0 points.
patch faces layers avg thickness[m]
near-wall overall
----- ----- ------ --------- -------
motorBike_patch0 320000 2 1.36e-12 2.86e-12
medialAxisSmoothingInfo : Calculate distance to Medial Axis ...
shrinkMeshDistance : Smoothing normals ...
Iteration 0 residual 1.64e-18
Inserting points on patch ski
Inserting points on patch snow
Inserting points on patch sides
Inserting points on patch inlet
Inserting points on patch outlet
shrinkMeshDistance : Smoothing normals ...
shrinkMeshDistance : Smoothing normals in interior ...
Iteration 0 residual 0.0273
Layer addition iteration 0
--------------------------
Prevented extrusion on 0 coupled patch points during syncPatchDisplacement.
Determining displacement for added points according to pointNormal ...
Prevented extrusion on 0 coupled patch points during syncPatchDisplacement.
shrinkMeshMedialDistance : Smoothing using Medial Axis ...
shrinkMeshMedialDistance : Reduce layer thickness at 4000 nodes where thickness to medial axis distance is large
shrinkMeshDistance : Removing isolated regions ...
Number isolated points extrusion stopped : 0
shrinkMeshDistance : Smoothing field ...
Iteration 0 residual 2.44e-15
shrinkMeshMedialDistance : Moving mesh ...
Iteration 0
Moving mesh using diplacement scaling : min:1 max:1
Checking faces in error :
non-orthogonality > 65 degrees : 0
faces with face pyramid volume < 1e-13 : 2244000
faces with concavity > 80 degrees : 0
faces with skewness > 4 (internal) or 20 (boundary) : 0
faces with interpolation weights (0..1) < 0.02 : 0
faces with volume ratio of neighbour cells < 0.01 : 0
faces with face twist < 0.02 : 0
faces on cells with determinant < 0.001 : 0
shrinkMeshMedialDistance : Successfully moved mesh
shrinkMeshMedialDistance : Finished moving mesh ...
Prevented extrusion on 0 coupled patch points during syncPatchDisplacement.
truncateDisplacement : Unextruded 0 faces due to non-consecutive vertices being extruded.
Setting up information for layer truncation ...
Checking mesh with layer ...
Checking faces in error :
non-orthogonality > 65 degrees : 0
faces with face pyramid volume < 1e-13 : 4152016
faces with concavity > 80 degrees : 0
faces with skewness > 4 (internal) or 20 (boundary) : 0
faces with interpolation weights (0..1) < 0.02 : 0
faces with volume ratio of neighbour cells < 0.01 : 0
faces with face twist < 0.02 : 0
faces on cells with determinant < 0.001 : 0
Detected 4152016 illegal faces (concave, zero area or negative cell pyramid volume)
Extruding 0 out of 320000 faces. Removed extrusion at 180000 faces.
Layer addition iteration 1
--------------------------
Prevented extrusion on 0 coupled patch points during syncPatchDisplacement.
Determining displacement for added points according to pointNormal ...
Prevented extrusion on 0 coupled patch points during syncPatchDisplacement.
shrinkMeshMedialDistance : Smoothing using Medial Axis ...
shrinkMeshMedialDistance : Reduce layer thickness at 0 nodes where thickness to medial axis distance is large
shrinkMeshDistance : Removing isolated regions ...
Number isolated points extrusion stopped : 0
shrinkMeshDistance : Smoothing field ...
Iteration 0 residual 0
shrinkMeshMedialDistance : Moving mesh ...
Iteration 0
Moving mesh using diplacement scaling : min:1 max:1
Checking faces in error :
non-orthogonality > 65 degrees : 0
faces with face pyramid volume < 1e-13 : 2244000
faces with concavity > 80 degrees : 0
faces with skewness > 4 (internal) or 20 (boundary) : 0
faces with interpolation weights (0..1) < 0.02 : 0
faces with volume ratio of neighbour cells < 0.01 : 0
faces with face twist < 0.02 : 0
faces on cells with determinant < 0.001 : 0
shrinkMeshMedialDistance : Successfully moved mesh
shrinkMeshMedialDistance : Finished moving mesh ...
Prevented extrusion on 0 coupled patch points during syncPatchDisplacement.
truncateDisplacement : Unextruded 0 faces due to non-consecutive vertices being extruded.
Setting up information for layer truncation ...
Checking mesh with layer ...
Checking faces in error :
non-orthogonality > 65 degrees : 0
faces with face pyramid volume < 1e-13 : 2244000
faces with concavity > 80 degrees : 0
faces with skewness > 4 (internal) or 20 (boundary) : 0
faces with interpolation weights (0..1) < 0.02 : 0
faces with volume ratio of neighbour cells < 0.01 : 0
faces with face twist < 0.02 : 0
faces on cells with determinant < 0.001 : 0
Detected 2244000 illegal faces (concave, zero area or negative cell pyramid volume)
Extruding 0 out of 320000 faces. Removed extrusion at 0 faces.
Edge intersection testing:
Number of edges : 2445000
Number of edges to retest : 0
Number of intersected edges : 320000
Writing 0 added cells to cellSet addedCells
Writing 0 faces inside added layer to faceSet layerFaces
Layer mesh : cells:720000 faces:2445000 points:1006507
Cells per refinement level:
0 0
1 80000
2 640000
Writing mesh to time constant
Written mesh in = 62.4 s.
Finished meshing in = 279 s.
End