*HEADING
COMPLEX EIGENSOLVER FOLLOWING STEADY STATE TRANSPORT ANALYSIS
USES DEPENDENCY FILE:  pcfreq_sst_axi
*restart, write, freq=100
*SYMMETRIC MODEL GENERATION,REVOLVE,NODEOFF=250,ELEMENT=250
0.0, 0.0, 0.0,    0.0, 0.0, 1.0
1.0, 0.0, 0.0
360.0,  8
*SURFACE      ,NAME= SURF_SIDE2
352, S5
602, S5
*SURFACE      ,NAME= SURF_SIDE1
352, S3
602, S3
*NODE, NSET=NPAD1
5, -1.8,  0.2, 0.
6,  1.8,  0.2, 0.
7,  1.8,  2.1, 0.
8, -1.8,  2.1, 0.
*NODE, NSET=REFNODE1
9,  0.0,  1.0, 0.
*ELEMENT, TYPE=R3D4, ELSET=ELPAD1
1, 5,6,7,8
*NODE, NSET=NPAD2
15, -1.8,  0.2, 1.
16,  1.8,  0.2, 1.
17,  1.8,  2.1, 1.
18, -1.8,  2.1, 1.
*NODE, NSET=REFNODE2
19,  0.0,  1.0, 1.
*ELEMENT, TYPE=R3D4, ELSET=ELPAD2
2, 15,16,17,18
*SURFACE, NAME=SURF_PAD1
ELPAD1, SPOS
*SURFACE, NAME=SURF_PAD2
ELPAD2, SNEG
*nset, nset=n703
703,
*SURFACE, NAME=SURF_nod703, type=node
703,
*RIGID BODY, REFNODE=REFNODE1, ELSET=ELPAD1
*RIGID BODY, REFNODE=REFNODE2, ELSET=ELPAD2
*CONTACT PAIR, INTERACTION=ROTOR_PAD
SURF_SIDE1, SURF_PAD1
SURF_SIDE2, SURF_PAD2
*SURFACE INTERACTION, NAME=ROTOR_PAD
*FRICTION
0.0,
*BOUNDARY
NFIX1, 1,3
NFIX2, 1,3
REFNODE1, 1,2
REFNODE1, 4,6
REFNODE2, 1,2
REFNODE2, 4,6
*****************************
*STEP, INC=100, NLGEOM,Convert Sdi=YES
ESTABLISH CONTACT
*STATIC
1., 1.0
*BOUNDARY
REFNODE1, 3,3,  0.05
REFNODE2, 3,3, -0.05
*OUTPUT, FIELD, FREQ=10
*NODE OUTPUT
U,
*END STEP
*STEP, INC=100, NLGEOM,Convert Sdi=YES
*STEADY STATE TRANSPORT
.5, 1.0
*CHANGE FRICTION, INTERACTION=ROTOR_PAD
*FRICTION
0.3,
*TRANSPORT VELOCITY
NROTOR, 2.5
*OUTPUT, FIELD, FREQ=10
*NODE OUTPUT
U,
*CONTACT OUTPUT
CSTRESS,CDISP
*ELEMENT OUTPUT
S,
*END STEP
**
*STEP,Convert Sdi=YES
REAL EIGENSOLVER
*FREQUENCY, SIM
12,
*OUTPUT, FIELD
*NODE OUTPUT
U,RF
*ELEMENT OUTPUT
S,
*END STEP
**
*STEP,Convert Sdi=YES
COMPLEX EIGENSOLVER
*COMPLEX FREQUENCY
*SELECT EIGENMODES, GENERATE
1,10
*END STEP