求助ROTOR 37算例计算问题 (无内容)

lhp2002

[br][br][以下内容由 lhp2002 在 2007年07月08日 09:29pm 时添加] [br]
照着算例做,边界条件也一样,出现以下问题,清高手指导:
! PRESSURE NEGATIVE IN DOMAIN 2
  ! PRESSURE NEGATIVE IN DOMAIN 3
  ! PRESSURE NEGATIVE IN DOMAIN 4
  ! PRESSURE NEGATIVE IN DOMAIN 5
  ! PRESSURE NEGATIVE IN DOMAIN 6
  ! PRESSURE NEGATIVE IN DOMAIN 7
  ! PRESSURE NEGATIVE IN DOMAIN 8
  ! DENSITY NEGATIVE IN DOMAIN 2
  ! PRESSURE NEGATIVE IN DOMAIN 2
  ! DENSITY NEGATIVE IN DOMAIN 3
  ! PRESSURE NEGATIVE IN DOMAIN 3
  ! DENSITY NEGATIVE IN DOMAIN 4
  ! PRESSURE NEGATIVE IN DOMAIN 4
  ! DENSITY NEGATIVE IN DOMAIN 5
  ! PRESSURE NEGATIVE IN DOMAIN 5
  ! DENSITY NEGATIVE IN DOMAIN 6
  ! PRESSURE NEGATIVE IN DOMAIN 6
  ! DENSITY NEGATIVE IN DOMAIN 7
  ! PRESSURE NEGATIVE IN DOMAIN 7
  ! DENSITY NEGATIVE IN DOMAIN 8
  ! PRESSURE NEGATIVE IN DOMAIN 8
  ! PRESSURE NEGATIVE IN DOMAIN 1
  ! DENSITY NEGATIVE IN DOMAIN 2
  ! PRESSURE NEGATIVE IN DOMAIN 2
  ! DENSITY NEGATIVE IN DOMAIN 3
  ! PRESSURE NEGATIVE IN DOMAIN 3
  ! DENSITY NEGATIVE IN DOMAIN 4
  ! PRESSURE NEGATIVE IN DOMAIN 4
  ! DENSITY NEGATIVE IN DOMAIN 5
  ! PRESSURE NEGATIVE IN DOMAIN 5
  ! DENSITY NEGATIVE IN DOMAIN 6
  ! PRESSURE NEGATIVE IN DOMAIN 6
  ! DENSITY NEGATIVE IN DOMAIN 7
  ! PRESSURE NEGATIVE IN DOMAIN 7
  ! DENSITY NEGATIVE IN DOMAIN 8
  ! PRESSURE NEGATIVE IN DOMAIN 8
  ! DENSITY NEGATIVE IN DOMAIN 1
  ! DENSITY NEGATIVE IN DOMAIN 2
  ! PRESSURE NEGATIVE IN DOMAIN 2
  ! DENSITY NEGATIVE IN DOMAIN 3
  ! PRESSURE NEGATIVE IN DOMAIN 3
  ! DENSITY NEGATIVE IN DOMAIN 4
  ! PRESSURE NEGATIVE IN DOMAIN 4
  ! DENSITY NEGATIVE IN DOMAIN 5
  ! PRESSURE NEGATIVE IN DOMAIN 5
  ! DENSITY NEGATIVE IN DOMAIN 6
  ! PRESSURE NEGATIVE IN DOMAIN 6
  ! DENSITY NEGATIVE IN DOMAIN 7
  ! PRESSURE NEGATIVE IN DOMAIN 7
  ! DENSITY NEGATIVE IN DOMAIN 8
  ! PRESSURE NEGATIVE IN DOMAIN 8

monday

肯定是BC或者某个参数没设对。或者是转速正负问题。还有可能是网格问题。
新手是容易遇到这种问题的。建议找个老手帮你看一眼，很容易找出问题。

xingenlu

转子37很容易收敛，除了上述问题外，请检查单位是否正确。