May 26, 2019 #1 adas_11 Electrical May 21, 2019 5 0 0 IN Hi, Is there any technique to export mass stiffness and damping matrix when using Explicit dynamics Solver as I see that the input Command tab is inactive.
Hi, Is there any technique to export mass stiffness and damping matrix when using Explicit dynamics Solver as I see that the input Command tab is inactive.
May 26, 2019 #2 FEA way Mechanical Nov 13, 2018 4,894 0 36 PL Try this code: - stiffness matrix: *DMAT,MatKD,D,IMPORT,FULL,file.full,STIFF *PRINT,MatKD,Kdense.matrix - mass matrix: *DMAT,MatMD,D,IMPORT,FULL,file.full,MASS *PRINT,MatMD,Mdense.matrix - damping matrix: *DMAT,MatCD,D,IMPORT,FULL,file.full,DAMP *PRINT,MatCD,Cdense.matrix If you can't do it in explicit dynamics try different type of analysis. Matrices should be the same regardless of the time integration method. Upvote 0 Downvote
Try this code: - stiffness matrix: *DMAT,MatKD,D,IMPORT,FULL,file.full,STIFF *PRINT,MatKD,Kdense.matrix - mass matrix: *DMAT,MatMD,D,IMPORT,FULL,file.full,MASS *PRINT,MatMD,Mdense.matrix - damping matrix: *DMAT,MatCD,D,IMPORT,FULL,file.full,DAMP *PRINT,MatCD,Cdense.matrix If you can't do it in explicit dynamics try different type of analysis. Matrices should be the same regardless of the time integration method.