snappyHexMesh生成网格后,结果显示“non-orthogonality > 45 degrees”过多
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第一个图是小视角,第二个是大视角,可以看出基本上还都是小网格,没有什么变化。snappyHexMeshDict blockMeshDict
我分别运行了blockmesh和snappyhexmesh但得到了如下的记过,不管是从最终的结果可视化还是报告,好像都是错的。尤其是“non-orthogonality > 45 degrees”很多,这是为什么。到底是什么参数控制了这个结果。
No layers to generate ...
Layer mesh : cells:1584584 faces:5627764 points:2554142
Cells per refinement level:
0 105641
1 55348
2 238190
3 627103
4 558302
Writing mesh to time 0
Wrote mesh in = 3.02 s.
Layers added in = 364.18 s.
Checking final mesh ...
Checking faces in error :
non-orthogonality > 45 degrees : 210392
faces with face pyramid volume < 1e-13 : 0
faces with face-decomposition tet quality < 1e-09 : 0
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 : 3
faces with triangle twist < 0.05 : 32
faces on cells with determinant < 0.001 : 0
Finished meshing with 210427 illegal faces (concave, zero area or negative cell pyramid volume)
Finished meshing in = 1509.18 s.
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snappyHexMeshDict blockMeshDict -
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