Ale Material Indentation Model
Dear Sir,
I am facing a problem with a material indentation problem with Radioss. The Simulation crashes due to negative volume in the element. Please could you check as to where i am going wrong?
Regards,
Praveen
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I couldn't able to solve it myself as solid are have much better for ALE,
I am checking with Experts on the same and will get back to you soon,
Hi Praveen,
DId you check RADIOSS help?
This is mainly due to high deformation of solid meshes. Fully-integrated brick elements are especially affected by this problem which may be caused by a bad interface behavior or bad material definitions. In any case, the use of co-rotational formulation is recommended to avoid bad shear deformation response.
add /DT/BRICK/CST and check if that helps.