*HEADING
**
*preprint,model=yes,hist=yes
*PART, NAME=FLUID
*END PART
*PART, NAME=SHELL
*END PART
**
*ASSEMBLY, NAME=ASSEMBLY
**
*INSTANCE, NAME=SHELL, PART=SHELL
*NODE
*ELEMENT, TYPE=S4R
*ELSET, ELSET=SHELL, GENERATE
*SHELL SECTION, ELSET=SHELL, MATERIAL=SHELL
0.01, 5
*END INSTANCE
**
*INSTANCE, NAME=FLUID, PART=FLUID
*NODE
*ELEMENT, TYPE=AC3D8R
*ELSET, ELSET=FLUID, GENERATE
*SOLID SECTION, ELSET=FLUID, MATERIAL=FLUID
1.,
*END INSTANCE
**
*NODE, NSET=SOURCE
*NSET, NSET=STANDOFF, INSTANCE=SHELL
*NSET, NSET=BACK, INSTANCE=SHELL,GENERATE
*NSET, NSET=BACK, INSTANCE=SHELL
*NSET, NSET=FLUID, INSTANCE=FLUID, GENERATE
*ELSET, ELSET=FLUID, INSTANCE=FLUID, GENERATE
*NSET, NSET=FRONT, INSTANCE=SHELL,GENERATE
*NSET, NSET=FRONT, INSTANCE=SHELL
*NSET, NSET=LEADING-EDGE, INSTANCE=SHELL
*ELSET, ELSET=LEADING-EDGE, INSTANCE=SHELL
*NSET, NSET=SHELL, INSTANCE=SHELL, GENERATE
*ELSET, ELSET=SHELL, INSTANCE=SHELL, GENERATE
*NSET, NSET=TRAILING-EDGE, INSTANCE=SHELL
*ELSET, ELSET=TRAILING-EDGE, INSTANCE=SHELL
*ELSET, ELSET=FLUID-SHELL, INSTANCE=FLUID
*SURFACE, TYPE=ELEMENT, NAME=FLUID-SHELL
FLUID-SHELL, S1
*ELSET, ELSET=RADIATION, INSTANCE=FLUID
*SURFACE, TYPE=ELEMENT, NAME=RADIATION
RADIATION, S2
*ELSET, ELSET=SHELL-FLUID, INSTANCE=SHELL, GENERATE
*SURFACE, TYPE=ELEMENT, NAME=SHELL-FLUID
SHELL-FLUID, SPOS
*TIE, NAME=AC-STR-COUPLING, ADJUST=YES
FLUID-SHELL, SHELL-FLUID
*END ASSEMBLY
**
*MATERIAL, NAME=FLUID
*ACOUSTIC MEDIUM
*DENSITY
1.,
*MATERIAL, NAME=SHELL
*DENSITY
 7.85,
*ELASTIC
 98.125, 0.3
**
**
*BOUNDARY
FRONT,3,5
BACK,3,5
**
**
**********************************************************
*INCIDENT WAVE INTERACTION PROPERTY, NAME=Shhhhh, TYPE=SPHERE
*ACOUSTIC WAVE FORMULATION, TYPE=SCATTERED WAVE
*AMPLITUDE,DEFINITION=TABULAR,NAME=STEP,TIME=TOTALTIME
-3.0,0.0, 0.0,0.0,  0.1,1.0,  15.0,1.0
**--------------------------------------------------------
**
*STEP, NAME=XPL
*DYNAMIC, EXPLICIT, DIRECT USER CONTROL
0.01, 6.
*BULK VISCOSITY
*INCIDENT WAVE INTERACTION,PRESSUREAMPLITUDE=STEP,PROPERTY=Shhhhh
SHELL-FLUID, SOURCE, STANDOFF, -1.0E-4
*INCIDENT WAVE INTERACTION,PRESSUREAMPLITUDE=STEP,PROPERTY=Shhhhh
FLUID-SHELL, SOURCE, STANDOFF, -1.0E-4
*OUTPUT, FIELD,NUMBERINTERVAL=200
*NODE OUTPUT
U,V,A
POR,
*OUTPUT, HISTORY
*NODE OUTPUT, NSET=TRAILING-EDGE
U,
V,A
*NODE OUTPUT, NSET=LEADING-EDGE
U,
V,A
*END STEP