tetra10 from pyNastran do not work with Mystran

[bernd]

tetra10 from pyNastran do not work with Mystran. the files are attached ...

this is what I used in pyNastran

Code:

model.add_grid(1, [8000.0, 1000.0, 0.0])
...

model.add_ctetra(147, 1, [23, 12, 22, 42, 110, 122, 68, 174, 192, 184])

This is what the solver Mystran said ...

Code:

*ERROR  1928: ELEMENT      149, TYPE TETRA10 , HAS JACOBIAN LESS THAN OR EQUAL TO ZERO ( = -7.3E+08). BAD GEOMETRY

...


  Box_Mesh.bdf.txt (Size: 21.74 KB / Downloads: 3)

  Box_Mesh.py.txt (Size: 18.33 KB / Downloads: 3)