*HEADING
: Damped oscillations [C3D15]
*PREPRINT,ECHO=YES,HIST=NO,MODEL=NO
*NODE
*NSET,NSET=POINT
*NSET,NSET=LINE
*NSET,NSET=PLANE
*NGEN, Nset=ODB_NSET
*ELEMENT,TYPE=C3D15,ELSET=EALL
*ELSET,ELSET=LOAD
*ELSET,ELSET=EF
*SOLID SECTION,ELSET=EALL,MATERIAL=MAT1
*MATERIAL,NAME=MAT1
*ELASTIC
30.E6,0.3
*DENSITY
10.,
*BOUNDARY
PLANE,1,3
**
*STEP
*FREQUENCY, eigensolver=lanczos
5, ,
*NODE PRINT,FREQ=0
*EL PRINT,FREQ=0
*MODAL FILE
*END STEP
*STEP,PERTURBATION
*STATIC
*CLOAD
30,2,-1.E5
*EL PRINT,FREQ=0
*NODE PRINT,FREQ=0
*OUTPUT,FIELD,Frequency=999
*ELEMENT OUTPUT,ELSET=EF
S,E,
*OUTPUT,FIELD,Frequency=10
*NODE OUTPUT
U,RF,
*NODE FILE,FREQ=10
U,
*END STEP
*STEP
*MODAL DYNAMIC,CONTINUE=YES
0.01,0.5
*MODAL DAMPING
*SELECT EIGENMODES
*CLOAD,OP=NEW
*END STEP