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Ansys Learning Forum › Forums › Discuss Simulation › General Mechanical › modal analysis › Reply To: modal analysis

August 4, 2023 at 12:31 pm
Nanda
Ansys Employee

Hello Massochy,

Here is the code:

! below commands create dense matrix

! Stiffness
*DMAT, MatKD, D, IMPORT, FULL, file. full, STIFF
*PRINT, MatKD, Kdense.matrix

! Mass
*DMAT, MatMD, D, IMPORT, FULL, file. full, MASS
*PRINT, MatMD, Mdense.matrix

! below commands create sparse matrix

*SMAT, MatKS, D, IMPORT, FULL, file. full, STIFF
*PRINT, MatKS, Ksparse.matrix

! Mass

*SMAT, MatMS, D, IMPORT, FULL, file. full, MASS
*PRINT, MatMS, Msparse.matrix

Best,

Nanda

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