*HEADING
Use reaction forces to compute CONWEP incident and reflected pressures
**
** DEFORMABLE ELEMENT
**
*NODE
**
*NODE, NSET=NSOURCE
**
*NSET, NSET=NBC
**
*ELEMENT, TYPE=S4RS, ELSET=PLATE
*Shell section, Elset=PLATE, Material=METAL
  5.0e-03, 3
**
*MATERIAL, NAME=METAL
*DENSITY
 2.78e+3,
*ELASTIC
 6.9e+10, 0.3
**
*BOUNDARY
NBC,     1, 6
NSOURCE, 1, 6
**
*SURFACE,Type=element,NAME=Front
401, SPOS
**
*SURFACE,Type=element,NAME=Back
402, SPOS
**
*INCIDENT WAVE INTERACTION PROPERTY, NAME=Small_Charge, TYPE=AIR BLAST
*CONWEP Charge Property
**
*STEP
*DYNAMIC,EXPLICIT, DIRECT USER CONTROL
 8.e-07, 8.0e-03
**
*INCIDENT WAVE INTERACTION, PROPERTY=Small_Charge, CONWEP
Front, NSOURCE, , 0.0, 1.0
**
*INCIDENT WAVE INTERACTION, PROPERTY=Small_Charge, CONWEP
Back, NSOURCE
**
*OUTPUT, FIELD, NUMBER=2
*NODE OUTPUT,NSET=NBC
 RT,
*OUTPUT,HISTORY,FREQ=1,OP=NEW
*NODE OUTPUT,NSET=NBC
 RT
*END STEP