*Heading
*preprint, echo=NO, history=NO, model=NO, contact=NO
** ----------------------------------------------------------------
** PART INSTANCE: AIR-1
**
*Node
*Element, type=AC3D8
*Nset, nset=ASSEMBLY_AIR-1_AIR_CONECENTER
*Nset, nset=ASSEMBLY_AIR-1_AIR_OUTPUT
*Nset, nset=ASSEMBLY_AIR-1__PICKEDSET5
*Elset, elset=ASSEMBLY_AIR-1__AIR_OUT_S1
*Elset, elset=ASSEMBLY_AIR-1__AIR_OUT_S2
*Elset, elset=ASSEMBLY_AIR-1__AIR_OUT_S3
*Elset, elset=ASSEMBLY_AIR-1__AIR_OUT_S4
*Elset, elset=ASSEMBLY_AIR-1__AIR_OUT_S5
*Elset, elset=ASSEMBLY_AIR-1__AIR_OUT_S6
*Elset, elset=ASSEMBLY_AIR-1__PICKEDSET5
*surface, type=ELEMENT, name=ASSEMBLY_AIR-1_AIR_OUT
ASSEMBLY_AIR-1__AIR_OUT_S1, S1
ASSEMBLY_AIR-1__AIR_OUT_S3, S3
ASSEMBLY_AIR-1__AIR_OUT_S6, S6
ASSEMBLY_AIR-1__AIR_OUT_S4, S4
ASSEMBLY_AIR-1__AIR_OUT_S2, S2
ASSEMBLY_AIR-1__AIR_OUT_S5, S5
*solidsection, elset=ASSEMBLY_AIR-1__PICKEDSET5, material=ACOUSTIC
** ----------------------------------------------------------------
** PART INSTANCE: SPEAKER-1
**
*Node
*Element, type=S3
*Element, type=S4R
*Element, type=S3
*Element, type=S4R
*Nset, nset=SPEAKER_CONECENTER
*Nset, nset=ASSEMBLY_SPEAKER-1__PICKEDSET7
*Nset, nset=ASSEMBLY_SPEAKER-1__PICKEDSET8
*Elset, elset=ASSEMBLY_SPEAKER-1__PICKEDSET7
*Elset, elset=ASSEMBLY_SPEAKER-1__PICKEDSET8
*Elset, elset=ASSEMBLY_SPEAKER-1__SPEAKER_SNEG
*material, name=ACOUSTIC
*acousticmedium
*density
1.115,
*material, name=POLYETHYLENE
*density
450.,
*elastic
3.4E+09, 0.3
*material, name=WOOD
*density
562.,
*elastic
1.161E+10, 0.3
*surface, type=ELEMENT, name=ASSEMBLY_SPEAKER-1_SPEAKER
ASSEMBLY_SPEAKER-1__SPEAKER_SNEG, SNEG
*shellsection, elset=ASSEMBLY_SPEAKER-1__PICKEDSET8, material=POLYETHYLENE
*shellsection, elset=ASSEMBLY_SPEAKER-1__PICKEDSET7, material=WOOD
*tie, name=TIE, nothickness, adjust=YES
ASSEMBLY_AIR-1_AIR_OUT, ASSEMBLY_SPEAKER-1_SPEAKER
**
** Assembly Nsets
**
*Nset, nset=MID, unsorted
*step, name=coupled-frequency
*frequency, eigensolver=lanczos, normalization=mass
, ,800., -1.
*boundary
mid, 1, 3, 0
*output, field, frequency=0
*endstep
*step, name=generate substructure
*substructuregenerate, type=z1, library=speaker, recoverymatrix=no, overwrite, massmatrix=yes
*substructureloadcase, name=load1083
*cload
speaker_conecenter, 2, 1.0
*retainednodaldofs, sorted=no
mid, 1, 3
*select eigenmodes, definition=frequency range
*substructurematrixoutput, stiffness=yes, filename=speaker, recoverymatrix=no, mass=yes, sload=yes
*endstep
**
*step,name=ssd-direct
*steady state dynamics, direct, frequency scale=linear,interval=range
300,400,50,1
*boundary
mid, 1, 3, 0
*cload
speaker_conecenter, 2, 1.0
*output, field,freq=0
*output, history
*node output,nset=mid
rf1, rf2, rf3
*end step