Reply To: Triple pendulum

February 23, 2023 at 4:30 pm

Andreas Koutras

Ansys Employee

Here are some sample keywords that may help.

$ ====================
$ MAT (Material) cards
$ ====================
$
*MAT_SEISMIC_ISOLATOR
$ sliding isolator
1 2000.0 0.0 0.0 0.0 0.005 1.e8 0
1.0e5
0.2 0.10 0.5 0.150

$
*MAT_SEISMIC_ISOLATOR
$ elastomeric isolator
2 2000.0 0.0 0.0 0.0 0.005 1.e8 1
1.0e5
0.0 0.0 0.0 0.0 0.0 0.0
30.e3 0.05 0.150
*MAT_SEISMIC_ISOLATOR
$ sliding isolator with radii
10 2000.0 0.0 0.0 0.0 0.005 1.e8 2
-1.0e5
0.2 0.10 0.5 0.5 0.5 0.50 1.e5
0.1 0.40 0.30
$
$
$
$ =============
$ SECTION cards
$ =============
$
*SECTION_BEAM
1 6 0.0 0.0 0.0 0.0
$ vol iner cid ca offset rrcon srcon trcon
0.125 10.0 0 0.0 0.0 0.0 0.0 0.0
$
2 6 0.0 0.0 0.0 0.0
$ vol iner cid ca offset rrcon srcon trcon
0.125 10.0 0 0.0 0.0 0.0 0.0 0.0
$
$
$
$ ==========
$ PART cards
$ ==========
$
*PART
sliding isolator
1 1 10 0 0 0 0 0
$
*PART
sliding isolator
2 2 2 0 0 0 0 0
*PART
sliding isolator with radii
10 1 10 0 0 0 0 0
$
$
$
$ ==========
$ NODE cards
$ ==========
$
*NODE
1 0.0 0.0 0.0 0 0
2 0.0 0.0 0.0 0 0
3 0.24974091 0.0 0.0 0 0
4 0.24974091 0.0 0.0 0 0
13 0.5 0.0 0.0 0 0
14 0.5 0.0 0.0 0 0
$
$
$ =============
$ ELEMENT cards
$ =============
$
*ELEMENT_BEAM
1 1 1 2 0
2 2 3 4 0
10 10 13 14 0
$
$
$ ==============
$ BOUNDARY cards
$ ==============
$
*BOUNDARY_PRESCRIBED_MOTION_NODE
2 1 0 1 2.0 0 0.0 0.0
$ 2 2 0 2 2.0 0 0.0 0.0
4 1 0 1 2.0 0 0.0 0.0
$ 4 2 0 2 2.0 0 0.0 0.0
$ 14 1 0 1 2.0 0 0.0 0.0
14 2 0 1 2.0 0 0.0 0.0
*BOUNDARY_SPC_NODE
1 0 1 1 1 0 0 0
3 0 1 1 1 0 0 0
13 0 1 1 1 0 0 0

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