网格检查失败？这是什么原因？

wangxiaoqing

我把msh导入fluent，check grid时failed，大家帮忙看看是什么原因呀？
Grid Check
Domain Extents:
  x-coordinate: min (m) = -1.300000e+002, max (m) = 1.950000e+003
  y-coordinate: min (m) = -2.275000e+002, max (m) = 2.275000e+002
  z-coordinate: min (m) = -5.051501e-015, max (m) = 8.250000e+001
Volume statistics:
  minimum volume (m3): 2.292090e+000
  maximum volume (m3): 1.998260e+002
    total volume (m3): 2.319993e+007
Face area statistics:
  minimum face area (m2): 1.040986e-002
  maximum face area (m2): 4.272844e+001
Checking number of nodes per cell.
Checking number of faces per cell.
Checking thread pointers.
Checking number of cells per face.
Checking face cells.
Checking bridge faces.
Checking right-handed cells.
Checking face handedness.
  Zone   3: 28046 right-handed,     4 left-handed
  Zone  12: 37444 right-handed,    20 left-handed
  Zone  13: 113159 right-handed,     1 left-handed
  Zone  21: 2446051 right-handed,     8 left-handed
Checking element type consistency.
Checking boundary types:
Checking face pairs.
Checking periodic boundaries.
Checking node count.
Checking nosolve cell count.
Checking nosolve face count.
Checking face children.
Checking cell children.
Checking storage.
Done.
WARNING: Grid check failed

lorraine

有left-handed handedness存在,可以用grid, modify zone, right face handedness
试着改回来，如果改不回来。就是那些地方的网格质量太差了，需要改进。

stay212

检查SKREW