*HEADING
 1D transient wave propagation, solid medium, incident wave
 load and incident wave reflection, planar and defined through
 pressure amplitude
**
*PREPRINT,ECHO=NO,HISTORY=yes,MODEL=YES
*NODE,NSET=PLATE
*ELEMENT,TYPE=S4R,ELSET=PLATE
**************************
*SURFACE,NAME=IW_LOAD
PLATE,SPOS
**************************
*SHELL SECTION,MATERIAL=SOLID,ELSET=PLATE
 1.E-4
**
*MATERIAL,NAME=SOLID
*DENSITY
 1.E3,
*ELASTIC
 1.E6,0.0
**
**************************
*INCIDENT WAVE PROPERTY,NAME=IWPROP,TYPE=PLANE
*INCIDENTWAVE FLUID PROPERTY
*AMPLITUDE,DEFINITION=periodic,NAME=PRESSUREVTIMESINE
1,350.0,0.0,0.0
0.0,1.0
*AMPLITUDE,DEFINITION=tabular,NAME=PRESSUREVTIMESTEP
0.0,0.0,0.01,1.0
**************************
*BOUNDARY
PLATE,ENCASTRE
**************************
*IMPEDANCE PROPERTY,NAME=IRPROP
**************************
*STEP
*DYNAMIC,ALPHA=0.0
0.001,0.06
**
*INCIDENTWAVE,PRESSUREAMPLITUDE=PRESSUREVTIMESTEP,PROPERTY=IWPROP
IW_LOAD,1.E3
**
*INCIDENT WAVE REFLECTION
**
*OUTPUT,FIELD,FREQUENCY=999
*NODE OUTPUT,NSET=PLATE
RF,
*OUTPUT,HISTORY,FREQUENCY=1
*NODE OUTPUT,NSET=PLATE
RF,
**
*END STEP
*STEP
*DYNAMIC,ALPHA=0.0
0.001,0.09
**
*INCIDENTWAVE,PRESSUREAMPLITUDE=PRESSUREVTIMESINE,PROPERTY=IWPROP
IW_LOAD,1.E3
**
*INCIDENT WAVE REFLECTION
**
*OUTPUT,FIELD,FREQUENCY=999
*NODE OUTPUT,NSET=PLATE
RF,
*OUTPUT,HISTORY,FREQUENCY=1
*NODE OUTPUT,NSET=PLATE
RF,
**
*END STEP