流固耦合计算中出现这种问题

fengqiguojun

*** WARNING *** CODE ADF8000:

Element is found overlapped in <HTOHDH>


*** WARNING *** CODE ADF8000:

Element is found overlapped in <HTOHDH>


*** WARNING *** CODE ADF8000:

Element is found overlapped in <HTOHDH>


*** WARNING *** CODE ADF8000:

Element is found overlapped in <HTOHDH>


*** WARNING *** CODE ADF8000:

Element is found overlapped in <HTOHDH>


*** WARNING *** CODE ADF8000:

Element is found overlapped in <HTOHDH>


*** ERROR *** CODE ADF5010:

    The following element is overlapped:
       element (label)      =       3580;
       element group number =          1;
       local nodal indices and their coordinates =
         1  0.00000000E+00 -0.81319056E+00  0.43366809E+00                     
         2  0.00000000E+00 -0.79037922E+00  0.44428033E+00                     
         3  0.00000000E+00 -0.81075674E+00  0.43432885E+00   
如何解决这个问题呢？

xjtu_mao

overlap主要原因是网格变形过于扭曲，试着用自适应网格划分