Code:
amai@Gauss:~/of/cases/amai/Mixer$ checkMesh -allGeometry -allTopology -writeAllFields
/*---------------------------------------------------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: v2012 |
| \\ / A nd | Website: www.openfoam.com |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
Build : _7bdb509494-20201222 OPENFOAM=2012
Arch : "LSB;label=32;scalar=64"
Exec : checkMesh -allGeometry -allTopology -writeAllFields
Date : Feb 16 2021
Time : 16:42:18
Host : Gauss
PID : 503
I/O : uncollated
Case : /home/amai/of/cases/amai/Mixer
nProcs : 1
trapFpe: Floating point exception trapping enabled (FOAM_SIGFPE).
fileModificationChecking : Monitoring run-time modified files using timeStampMaster (fileModificationSkew 5, maxFileModificationPolls 20)
allowSystemOperations : Allowing user-supplied system call operations// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Create time
Create mesh for time = 0
Enabling all (cell, face, edge, point) topology checks.
Enabling all geometry checks.
Writing mesh quality as fields
15
(
faceZone
cellDeterminant
nonOrthoAngle
cellVolumeRatio
skewness
minTetVolume
faceWeight
aspectRatio
cellRegion
cellAspectRatio
minPyrVolume
wallDistance
cellVolume
cellZone
cellShapes
)
Time = 0
Mesh stats
points: 64240792
faces: 185933019
internal faces: 181875355
cells: 60901619
faces per cell: 6.039386
boundary patches: 8
point zones: 0
face zones: 1
cell zones: 1
Overall number of cells of each type:
hexahedra: 59063867
prisms: 609322
wedges: 0
pyramids: 0
tet wedges: 3009
tetrahedra: 56
polyhedra: 1225365
Breakdown of polyhedra by number of faces:
faces number of cells
4 90531
5 67642
6 240220
7 1131
8 980
9 609721
10 258
11 48
12 168908
13 86
14 32
15 44902
17 6
18 900
Checking topology...
Boundary definition OK.
Cell to face addressing OK.
Point usage OK.
Upper triangular ordering OK.
Face vertices OK.
Topological cell zip-up check OK.
<<Number of duplicate (not baffle) faces found: 9. This might indicate a problem.
<<Number of faces with non-consecutive shared points: 12. This might indicate a problem.
<<Writing 33 faces with non-standard edge connectivity to set edgeFaces
<<Writing 1 cells with zero or one non-boundary face to set oneInternalFaceCells
<<Writing 286 cells with two non-boundary faces to set twoInternalFacesCells
*Number of regions: 3
The mesh has multiple regions which are not connected by any face.
<<Writing region information to "0/cellToRegion"
<<Writing region 0 (fully disconnected) with 1 cells to cellSet region0
<<Writing region 1 (fully disconnected) with 53253910 cells to cellSet region1
<<Writing region 2 (fully disconnected) with 7647708 cells to cellSet region2
Checking patch topology for multiply connected surfaces...
Patch Faces Points Surface topology Bounding box
airInlet 296 325 ok (non-closed singly connected) (-0.01249262 -0.01249511 -0.235) (0.01249973 0.01249507 -0.2345703)
waterInlet 290 320 ok (non-closed singly connected) (-0.4124962 0.3995686 -0.06248615) (-0.3875003 0.4 -0.03752626)
waterOutlet 296 325 ok (non-closed singly connected) (0.3875076 -0.4 0.5375047) (0.4124998 -0.3995705 0.5624949)
tankTop 32907 33350 ok (non-closed singly connected) (-0.4999788 -0.499985 0.7977873) (0.4999999 0.4999851 0.8)
tankWalls 149496 152519 ok (non-closed singly connected) (-0.4999994 -0.4999994 -0.235) (0.5 0.4999994 0.8)
Mixer 2355063 2458743 ok (closed singly connected) (-0.15 -0.1499999 -0.02000003) (0.15 0.1499999 0.075)
AMI1 758424 760923 ok (non-closed singly connected) (-0.1699989 -0.1699993 -0.03000076) (0.17 0.1699996 0.0900088)
AMI2 760892 762619 ok (non-closed singly connected) (-0.1699989 -0.1699999 -0.03000091) (0.17 0.1699996 0.09000063)
Checking faceZone topology for multiply connected surfaces...
FaceZone Faces Points Surface topology Bounding box
rotatingZone 1519316 1522713 ok (closed singly connected) (-0.1699989 -0.1699999 -0.03000091) (0.17 0.1699996 0.0900088)
Checking basic cellZone addressing...
CellZone Cells Points VolumeBoundingBox
rotatingZone 53253911 55606033 0.01057497 (-0.1699989 -0.1699993 -0.03000076) (0.17 0.1699996 0.0900088)
Checking geometry...
Overall domain bounding box (-0.4999994 -0.4999994 -0.235) (0.5 0.4999994 0.8)
Mesh has 3 geometric (non-empty/wedge) directions (1 1 1)
Mesh has 3 solution (non-empty) directions (1 1 1)
Boundary openness (1.137245e-15 -2.181296e-16 2.356427e-14) OK.
Max cell openness = 6.023385e-16 OK.
Max aspect ratio = 23.28093 OK.
Minimum face area = 7.158894e-09. Maximum face area = 0.0001037044. Face area magnitudes OK.
Min volume = 6.058035e-13. Max volume = 1.040871e-06. Total volume = 0.7833632. Cell volumes OK.
Mesh non-orthogonality Max: 65.00749 average: 4.565471
Non-orthogonality check OK.
Face pyramids OK.
Max skewness = 2.871118 OK.
Coupled point location match (average 0) OK.
***Error in face tets: 806 faces with low quality or negative volume decomposition tets.
<<Writing 804 faces with low quality or negative volume decomposition tets to set lowQualityTetFaces
Min/max edge length = 1.321443e-05 0.01020106 OK.
<<Writing 860938 near (closer than 1.75249e-06 apart) points to set nearPoints
*There are 4613 faces with concave angles between consecutive edges. Max concave angle = 79.97198 degrees.
<<Writing 4613 faces with concave angles to set concaveFaces
Face flatness (1 = flat, 0 = butterfly) : min = 0.5475574 average = 0.9998917
*There are 499 faces with ratio between projected and actual area < 0.8
Minimum ratio (minimum flatness, maximum warpage) = 0.5475574
<<Writing 499 warped faces to set warpedFaces
Cell determinant (wellposedness) : minimum: 0 average: 1.138269
***Cells with small determinant (< 0.001) found, number of cells: 333
<<Writing 333 under-determined cells to set underdeterminedCells
***Concave cells (using face planes) found, number of cells: 362891
<<Writing 362891 concave cells to set concaveCells
Face interpolation weight : minimum: 0.05663294 average: 0.4920535
Face interpolation weight check OK.
Face volume ratio : minimum: 0.01339107 average: 0.9619096
Face volume ratio check OK.
Calculating AMI weights between owner patch: AMI1 and neighbour patch: AMI2
AMI: Creating addressing and weights between 758424 source faces and 760892 target faces
AMI: Patch source sum(weights) min:0.7520201 max:17.15187 average:1.001055
AMI: Patch target sum(weights) min:0 max:1.979961 average:1.00046
Failed 3 mesh checks.
Writing fields with mesh quality parameters
Writing non-orthogonality (angle) to nonOrthoAngle
Writing face interpolation weights (0..0.5) to faceWeight
Writing face skewness to skewness
Writing cell determinant to cellDeterminant
Writing aspect ratio to aspectRatio
Writing approximate aspect ratio to cellAspectRatio
Writing cell shape (hex, tet etc.) to cellShapes
Writing cell volume to cellVolume
Writing cell volume ratio to cellVolumeRatio
Writing minTetVolume to minTetVolume
Writing minPyrVolume to minPyrVolume
Writing cell region to cellRegion
Selecting patchDistMethod meshWave
Writing wall distance to wallDistance
Writing cell zoning to cellZone
Writing face zoning to faceZone
End
amai@Gauss:~/of/cases/amai/Mixer$