*HEADING
EC34AFAR: IMPEDANCE PROPERTY  [AC3D4]
*NODE, Nset=ODB_NSET
*NGEN,NSET=ALL_NODES
*ELEMENT,TYPE=AC3D4,ELSET=ALL_ELEMENTS
*ELGEN,ELSET=ALL_ELEMENTS
*elset,elset=liner4
*elset,elset=liner6
*MATERIAL,NAME=AIR
*DENSITY
1.293,
*ACOUSTIC MEDIUM,BULK MODULUS
*SOLID SECTION,MATERIAL=AIR,ELSET=ALL_ELEMENTS
*IMPEDANCE PROPERTY,NAME=IMPED
*NSET,NSET=QA_TEST,GEN
*NSET,NSET=DRIVEN_NODES
**
*STEP
*STEADY STATE DYNAMIC,DIRECT
*IMPEDANCE
liner4,I4,imped
liner6,I2,imped
*BOUNDARY
DRIVEN_NODES,8,,1.
*NODE PRINT,NSET=QA_TEST
POR,
*OUTPUT,FIELD, OP=NEW
*NODE OUTPUT,NSET=QA_TEST
POR,
*OUTPUT,HISTORY,OP=ADD
*NODE OUTPUT,NSET=QA_TEST
POR,
*END STEP