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Apr 20th, 2012
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  1. /*---------------------------------------------------------------------------*\
  2. | ========= | |
  3. | \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
  4. | \\ / O peration | Version: 2.1.0 |
  5. | \\ / A nd | Web: www.OpenFOAM.org |
  6. | \\/ M anipulation | |
  7. \*---------------------------------------------------------------------------*/
  8. Build : 2.1.0-bd7367f93311
  9. Exec : blockMesh
  10. Date : Apr 20 2012
  11. Time : 14:16:40
  12. Host : "horus"
  13. PID : 11362
  14. Case : /home/florian/scratch/snappy
  15. nProcs : 1
  16. sigFpe : Enabling floating point exception trapping (FOAM_SIGFPE).
  17. fileModificationChecking : Monitoring run-time modified files using timeStampMaster
  18. allowSystemOperations : Disallowing user-supplied system call operations
  19.  
  20. // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  21. Create time
  22.  
  23. Creating block mesh from
  24. "/home/florian/scratch/snappy/constant/polyMesh/blockMeshDict"
  25. Creating curved edges
  26. Creating topology blocks
  27. Creating topology patches
  28.  
  29. Creating block mesh topology
  30. --> FOAM Warning :
  31. From function polyMesh::polyMesh(... construct from shapes...)
  32. in file meshes/polyMesh/polyMeshFromShapeMesh.C at line 888
  33. Found 6 undefined faces in mesh; adding to default patch.
  34.  
  35. Check topology
  36.  
  37. Basic statistics
  38. Number of internal faces : 0
  39. Number of boundary faces : 6
  40. Number of defined boundary faces : 6
  41. Number of undefined boundary faces : 0
  42. Checking patch -> block consistency
  43.  
  44. Creating block offsets
  45. Creating merge list .
  46.  
  47. Creating polyMesh from blockMesh
  48. Creating patches
  49. Creating cells
  50. Creating points with scale 8000
  51.  
  52. Writing polyMesh
  53. ----------------
  54. Mesh Information
  55. ----------------
  56. boundingBox: (-16000 -8000 -8000) (16000 8000 8000)
  57. nPoints: 9261
  58. nCells: 8000
  59. nFaces: 25200
  60. nInternalFaces: 22800
  61. ----------------
  62. Patches
  63. ----------------
  64. patch 0 (start: 22800 size: 2400) name: defaultFaces
  65.  
  66. End
  67.  
  68. /*---------------------------------------------------------------------------*\
  69. | ========= | |
  70. | \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
  71. | \\ / O peration | Version: 2.1.0 |
  72. | \\ / A nd | Web: www.OpenFOAM.org |
  73. | \\/ M anipulation | |
  74. \*---------------------------------------------------------------------------*/
  75. Build : 2.1.0-bd7367f93311
  76. Exec : snappyHexMesh
  77. Date : Apr 20 2012
  78. Time : 14:16:40
  79. Host : "horus"
  80. PID : 11363
  81. Case : /home/florian/scratch/snappy
  82. nProcs : 1
  83. sigFpe : Enabling floating point exception trapping (FOAM_SIGFPE).
  84. fileModificationChecking : Monitoring run-time modified files using timeStampMaster
  85. allowSystemOperations : Disallowing user-supplied system call operations
  86.  
  87. // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  88. Create time
  89.  
  90. Create mesh for time = 0
  91.  
  92. Read mesh in = 0.04 s
  93.  
  94. Overall mesh bounding box : (-16000 -8000 -8000) (16000 8000 8000)
  95. Relative tolerance : 1e-06
  96. Absolute matching distance : 0.0391918
  97.  
  98. Reading refinement surfaces.
  99. Read refinement surfaces in = 3.49 s
  100.  
  101. Reading refinement shells.
  102. Read refinement shells in = 0 s
  103.  
  104. Setting refinement level of surface to be consistent with shells.
  105. Checked shell refinement in = 3.93 s
  106.  
  107. Reading features.
  108. Read features in = 0 s
  109.  
  110.  
  111. Determining initial surface intersections
  112. -----------------------------------------
  113.  
  114. Edge intersection testing:
  115. Number of edges : 25200
  116. Number of edges to retest : 25200
  117. Number of intersected edges : 758
  118. Calculated surface intersections in = 0.85 s
  119.  
  120. Initial mesh : cells:8000 faces:25200 points:9261
  121. Cells per refinement level:
  122. 0 8000
  123.  
  124. Adding patches for surface regions
  125. ----------------------------------
  126.  
  127. Patch Type Region
  128. ----- ---- ------
  129. BPID0030_windTunnel.stl:
  130.  
  131. 1 wall BPID0030_windTunnel.stl_sol_BWAL0660_slide
  132. 2 wall BPID0030_windTunnel.stl_sol_BWAL0860_lowerSting
  133. 3 wall BPID0030_windTunnel.stl_sol_BWAL0460_beams
  134. 4 wall BPID0030_windTunnel.stl_sol_BWAL0760_upperSting
  135. 5 wall BPID0030_windTunnel.stl_sol_BWAL0660_floorStatic
  136. 6 wall BPID0030_windTunnel.stl_sol_BWAL0960_leftSeiffert
  137. 7 wall BPID0030_windTunnel.stl_sol_BWAL0960_rightSeiffert
  138. 8 wall BPID0030_windTunnel.stl_sol_BWAL0460_symNozzle
  139. 9 wall BPID0030_windTunnel.stl_sol_BWAL0560_collector
  140. 10 wall BPID0030_windTunnel.stl_sol_BWAL0660_sideDoors
  141. 11 wall BPID0030_windTunnel.stl_sol_BWAL0560_nozzle
  142. 12 wall BPID0030_windTunnel.stl_sol_BWAL0960_topSeiffert
  143. 13 wall BPID0030_windTunnel.stl_sol_BWAL0660_topDoor
  144. 14 wall BPID0030_windTunnel.stl_sol_outerBox
  145. 15 wall BPID0030_windTunnel.stl_in_BINL0400_inlet
  146. 16 wall BPID0030_windTunnel.stl_out_BOUT0400_outlet
  147. 17 wall BPID0030_windTunnel.stl_sol_BWAL0860_scoop
  148.  
  149. GOPT0960_B12_backFastback.stl:
  150.  
  151. 18 wall GOPT0960_B12_backFastback.stl_sol_backFastback
  152.  
  153. GOPT0960_A2_bodySmooth.stl:
  154.  
  155. 19 wall GOPT0960_A2_bodySmooth.stl_sol_bodySmooth
  156.  
  157. Added patches in = 0.01 s
  158.  
  159. Selecting decompositionMethod hierarchical
  160.  
  161. Refinement phase
  162. ----------------
  163.  
  164. Found point (3 0 0) in cell 3790 on processor 0
  165.  
  166. Surface refinement iteration 0
  167. ------------------------------
  168.  
  169. Marked for refinement due to surface intersection : 1030 cells.
  170. Determined cells to refine in = 0.01 s
  171. Selected for refinement : 1030 cells (out of 8000)
  172. Edge intersection testing:
  173. Number of edges : 48555
  174. Number of edges to retest : 29214
  175. Number of intersected edges : 3033
  176. Refined mesh in = 0.1 s
  177. After refinement surface refinement iteration 0 : cells:15210 faces:48555 points:18187
  178. Cells per refinement level:
  179. 0 6970
  180. 1 8240
  181.  
  182. Surface refinement iteration 1
  183. ------------------------------
  184.  
  185. Marked for refinement due to surface intersection : 4638 cells.
  186. Determined cells to refine in = 0.01 s
  187. Selected for refinement : 4900 cells (out of 15210)
  188. Edge intersection testing:
  189. Number of edges : 159624
  190. Number of edges to retest : 139306
  191. Number of intersected edges : 12108
  192. Refined mesh in = 0.43 s
  193. After refinement surface refinement iteration 1 : cells:49510 faces:159624 points:60660
  194. Cells per refinement level:
  195. 0 6652
  196. 1 6202
  197. 2 36656
  198.  
  199. Surface refinement iteration 2
  200. ------------------------------
  201.  
  202. Marked for refinement due to surface intersection : 234 cells.
  203. Determined cells to refine in = 0.03 s
  204. Selected for refinement : 286 cells (out of 49510)
  205. Edge intersection testing:
  206. Number of edges : 165690
  207. Number of edges to retest : 18931
  208. Number of intersected edges : 12120
  209. Refined mesh in = 0.27 s
  210. After refinement surface refinement iteration 2 : cells:51512 faces:165690 points:62726
  211. Cells per refinement level:
  212. 0 6600
  213. 1 6384
  214. 2 38528
  215.  
  216. Surface refinement iteration 3
  217. ------------------------------
  218.  
  219. Marked for refinement due to surface intersection : 40 cells.
  220. Determined cells to refine in = 0.02 s
  221. Selected for refinement : 60 cells (out of 51512)
  222. Stopping refining since too few cells selected.
  223.  
  224.  
  225. Removing mesh beyond surface intersections
  226. ------------------------------------------
  227.  
  228. Found point (3 0 0) in cell 4210 in global region 1 out of 17 regions.
  229. Keeping all cells in region 1 containing point (3 0 0)
  230. Selected for keeping : 33962 cells.
  231. Edge intersection testing:
  232. Number of edges : 112024
  233. Number of edges to retest : 10748
  234. Number of intersected edges : 12120
  235.  
  236. Shell refinement iteration 0
  237. ----------------------------
  238.  
  239. Marked for refinement due to refinement shells : 0 cells.
  240. Determined cells to refine in = 0.34 s
  241. Selected for internal refinement : 42 cells (out of 33962)
  242. Stopping refining since too few cells selected.
  243.  
  244.  
  245. Splitting mesh at surface intersections
  246. ---------------------------------------
  247.  
  248. Introducing baffles for 12120 faces that are intersected by the surface.
  249.  
  250. Edge intersection testing:
  251. Number of edges : 124144
  252. Number of edges to retest : 83572
  253. Number of intersected edges : 24240
  254. Created baffles in = 0.3 s
  255.  
  256.  
  257. After introducing baffles : cells:33962 faces:124144 points:44164
  258. Cells per refinement level:
  259. 0 84
  260. 1 2436
  261. 2 31442
  262.  
  263. Introducing baffles to block off problem cells
  264. ----------------------------------------------
  265.  
  266. markFacesOnProblemCells : marked 20567 additional internal faces to be converted into baffles.
  267. Analyzed problem cells in = 0.11 s
  268.  
  269.  
  270. Introducing baffles to delete problem cells.
  271.  
  272. Edge intersection testing:
  273. Number of edges : 144711
  274. Number of edges to retest : 63929
  275. Number of intersected edges : 24240
  276. Created baffles in = 0.25 s
  277.  
  278.  
  279. After introducing baffles : cells:33962 faces:144711 points:44164
  280. Cells per refinement level:
  281. 0 84
  282. 1 2436
  283. 2 31442
  284.  
  285. Remove unreachable sections of mesh
  286. -----------------------------------
  287.  
  288. Keeping all cells in region 90 containing point (3 0 0)
  289. Selected for keeping : 1 cells.
  290. Edge intersection testing:
  291. Number of edges : 6
  292. Number of edges to retest : 0
  293. Number of intersected edges : 3
  294. Split mesh in = 0.12 s
  295.  
  296.  
  297. After subsetting : cells:1 faces:6 points:8
  298. Cells per refinement level:
  299. 0 0
  300. 1 0
  301. 2 1
  302.  
  303. Handling cells with snap problems
  304. ---------------------------------
  305.  
  306. Introducing baffles for 3 faces that are intersected by the surface.
  307.  
  308. Edge intersection testing:
  309. Number of edges : 6
  310. Number of edges to retest : 6
  311. Number of intersected edges : 3
  312. Created baffles in = 0 s
  313.  
  314.  
  315. After introducing baffles : cells:1 faces:6 points:8
  316. Cells per refinement level:
  317. 0 0
  318. 1 0
  319. 2 1
  320.  
  321. Introducing baffles to block off problem cells
  322. ----------------------------------------------
  323.  
  324. markFacesOnProblemCells : marked 0 additional internal faces to be converted into baffles.
  325. Analyzed problem cells in = 0 s
  326.  
  327.  
  328. Introducing baffles to delete problem cells.
  329.  
  330. Edge intersection testing:
  331. Number of edges : 6
  332. Number of edges to retest : 0
  333. Number of intersected edges : 3
  334. Created baffles in = 0 s
  335.  
  336.  
  337. After introducing baffles : cells:1 faces:6 points:8
  338. Cells per refinement level:
  339. 0 0
  340. 1 0
  341. 2 1
  342.  
  343. Remove unreachable sections of mesh
  344. -----------------------------------
  345.  
  346. Keeping all cells in region 0 containing point (3 0 0)
  347. Selected for keeping : 1 cells.
  348. Edge intersection testing:
  349. Number of edges : 6
  350. Number of edges to retest : 0
  351. Number of intersected edges : 3
  352. Split mesh in = 0 s
  353.  
  354.  
  355. After subsetting : cells:1 faces:6 points:8
  356. Cells per refinement level:
  357. 0 0
  358. 1 0
  359. 2 1
  360. dupNonManifoldPoints : Found : 0 non-manifold points (out of 8)
  361. Edge intersection testing:
  362. Number of edges : 6
  363. Number of edges to retest : 0
  364. Number of intersected edges : 3
  365. getDuplicateFaces : found 0 pairs of duplicate faces.
  366.  
  367. Detected unsplittable baffles : 0
  368.  
  369. Merge refined boundary faces
  370. ----------------------------
  371.  
  372. Merging 0 sets of faces.
  373.  
  374. No faces merged ...
  375.  
  376. Merging all points on surface that
  377. - are used by only two boundary faces and
  378. - make an angle with a cosine of more than 0.707107.
  379.  
  380. No straight edges simplified and no points removed ...
  381. Refined mesh : cells:1 faces:6 points:8
  382. Cells per refinement level:
  383. 0 0
  384. 1 0
  385. 2 1
  386. Writing mesh to time 1
  387. Wrote mesh in = 0.01 s.
  388. Mesh refined in = 2 s.
  389.  
  390. Morphing phase
  391. --------------
  392.  
  393. Constructing mesh displacer ...
  394. Using mesh parameters
  395. {
  396. maxNonOrtho 65;
  397. maxBoundarySkewness 20;
  398. maxInternalSkewness 4;
  399. maxConcave 80;
  400. minVol 1e-13;
  401. minTetQuality 1e-30;
  402. minArea -1;
  403. minTwist 0.05;
  404. minDeterminant 0.001;
  405. minFaceWeight 0.05;
  406. minVolRatio 0.01;
  407. minTriangleTwist -1;
  408. nSmoothScale 4;
  409. errorReduction 0.75;
  410. }
  411.  
  412.  
  413. Checking initial mesh ...
  414. Checking faces in error :
  415. non-orthogonality > 65 degrees : 0
  416. faces with face pyramid volume < 1e-13 : 0
  417. faces with face-decomposition tet quality < 1e-30 : 0
  418. faces with concavity > 80 degrees : 0
  419. faces with skewness > 4 (internal) or 20 (boundary) : 0
  420. faces with interpolation weights (0..1) < 0.05 : 0
  421. faces with volume ratio of neighbour cells < 0.01 : 0
  422. faces with face twist < 0.05 : 0
  423. faces on cells with determinant < 0.001 : 0
  424. Detected 0 illegal faces (concave, zero area or negative cell pyramid volume)
  425. Checked initial mesh in = 0 s
  426.  
  427.  
  428. Smoothing patch points ...
  429. Smoothing iteration 0
  430. Found 0 non-mainfold point(s).
  431.  
  432. Scaling iteration 0
  433. Moving mesh using diplacement scaling : min:1 max:1
  434. Checking faces in error :
  435. non-orthogonality > 65 degrees : 0
  436. faces with face pyramid volume < 1e-13 : 0
  437. faces with face-decomposition tet quality < 1e-30 : 0
  438. faces with concavity > 80 degrees : 0
  439. faces with skewness > 4 (internal) or 20 (boundary) : 0
  440. faces with interpolation weights (0..1) < 0.05 : 0
  441. faces with volume ratio of neighbour cells < 0.01 : 0
  442. faces with face twist < 0.05 : 0
  443. faces on cells with determinant < 0.001 : 0
  444. Successfully moved mesh
  445.  
  446. Smoothing iteration 1
  447. Found 0 non-mainfold point(s).
  448.  
  449. Scaling iteration 0
  450. Moving mesh using diplacement scaling : min:1 max:1
  451. Checking faces in error :
  452. non-orthogonality > 65 degrees : 0
  453. faces with face pyramid volume < 1e-13 : 0
  454. faces with face-decomposition tet quality < 1e-30 : 0
  455. faces with concavity > 80 degrees : 0
  456. faces with skewness > 4 (internal) or 20 (boundary) : 0
  457. faces with interpolation weights (0..1) < 0.05 : 0
  458. faces with volume ratio of neighbour cells < 0.01 : 0
  459. faces with face twist < 0.05 : 0
  460. faces on cells with determinant < 0.001 : 0
  461. Successfully moved mesh
  462.  
  463. Smoothing iteration 2
  464. Found 0 non-mainfold point(s).
  465.  
  466. Scaling iteration 0
  467. Moving mesh using diplacement scaling : min:1 max:1
  468. Checking faces in error :
  469. non-orthogonality > 65 degrees : 0
  470. faces with face pyramid volume < 1e-13 : 0
  471. faces with face-decomposition tet quality < 1e-30 : 0
  472. faces with concavity > 80 degrees : 0
  473. faces with skewness > 4 (internal) or 20 (boundary) : 0
  474. faces with interpolation weights (0..1) < 0.05 : 0
  475. faces with volume ratio of neighbour cells < 0.01 : 0
  476. faces with face twist < 0.05 : 0
  477. faces on cells with determinant < 0.001 : 0
  478. Successfully moved mesh
  479.  
  480. Patch points smoothed in = 0 s
  481.  
  482.  
  483.  
  484. Morph iteration 0
  485. -----------------
  486. Calculating patchDisplacement as distance to nearest surface point ...
  487. Wanted displacement : average:6.4 min:1.4 max:11.4
  488. Calculated surface displacement in = 0 s
  489.  
  490.  
  491. --> FOAM Warning : Displacement (2.84217e-14 0 1.4) at mesh point 0 coord (187.2 93.6 93.6) points through the surrounding patch faces
  492. Smoothing displacement ...
  493. Iteration 0
  494. Iteration 10
  495. Iteration 20
  496. Displacement smoothed in = 0 s
  497.  
  498.  
  499. Moving mesh ...
  500.  
  501. Iteration 0
  502. Moving mesh using diplacement scaling : min:1 max:1
  503. Checking faces in error :
  504. non-orthogonality > 65 degrees : 0
  505. faces with face pyramid volume < 1e-13 : 5
  506. faces with face-decomposition tet quality < 1e-30 : 0
  507. faces with concavity > 80 degrees : 0
  508. faces with skewness > 4 (internal) or 20 (boundary) : 0
  509. faces with interpolation weights (0..1) < 0.05 : 0
  510. faces with volume ratio of neighbour cells < 0.01 : 0
  511. faces with face twist < 0.05 : 0
  512. faces on cells with determinant < 0.001 : 1
  513.  
  514. Iteration 1
  515. Moving mesh using diplacement scaling : min:0.75 max:0.75
  516. Checking faces in error :
  517. non-orthogonality > 65 degrees : 0
  518. faces with face pyramid volume < 1e-13 : 0
  519. faces with face-decomposition tet quality < 1e-30 : 0
  520. faces with concavity > 80 degrees : 0
  521. faces with skewness > 4 (internal) or 20 (boundary) : 0
  522. faces with interpolation weights (0..1) < 0.05 : 0
  523. faces with volume ratio of neighbour cells < 0.01 : 0
  524. faces with face twist < 0.05 : 0
  525. faces on cells with determinant < 0.001 : 0
  526. Successfully moved mesh
  527. Moved mesh in = 0 s
  528.  
  529.  
  530. Repatching faces according to nearest surface ...
  531. Repatched 0 faces in = 0 s
  532.  
  533.  
  534. Edge intersection testing:
  535. Number of edges : 6
  536. Number of edges to retest : 6
  537. Number of intersected edges : 1
  538. Merging 0 sets of faces.
  539.  
  540. No faces merged ...
  541.  
  542. Merging all points on surface that
  543. - are used by only two boundary faces and
  544. - make an angle with a cosine of more than 0.5.
  545.  
  546. No straight edges simplified and no points removed ...
  547. Snapped mesh : cells:1 faces:6 points:8
  548. Cells per refinement level:
  549. 0 0
  550. 1 0
  551. 2 1
  552. Writing mesh to time 2
  553. Wrote mesh in = 0 s.
  554. Mesh snapped in = 0 s.
  555. Finished meshing in = 10.32 s.
  556. End
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