*HEADING
 TRANSIENT INTERNAL PRESSURE ON VISCOEL. CYLINDER -- CPE8R 
 VISCOEL. MATER. IN ELASTIC CASE UNDER INTERNAL PRESSURE (FUNC. OF TIME)
 UNITS: SI
*NODE,NSET=INNERX
2,10.,0.
*NODE,NSET=OUTERX
402,50.,0.
*NODE,NSET=CASEX
422,50.5,0.
*NFILL,NSET=CENTER,BIAS=0.9,TWO STEP
INNERX,OUTERX,40,10
*NFILL,NSET=CCASE
OUTERX,CASEX,2,10
*NCOPY, CHANGE NUMBER=1, OLD SET=CENTER, SHIFT, NEW SET=SIDES
0.,0.,0.
0.,0.,-1., 0.,0.,1., 5.
*NCOPY, CHANGE NUMBER=-1, OLD SET=CENTER, SHIFT, NEW SET=SIDES
0.,0.,0.
0.,0.,-1., 0.,0.,1.,-5.
*NCOPY, CHANGE NUMBER=1, OLD SET=CCASE, SHIFT, NEW SET=SIDCAS
0.,0.,0.
0.,0.,-1., 0.,0.,1., 5.
*NCOPY, CHANGE NUMBER=-1, OLD SET=CCASE, SHIFT, NEW SET=SIDCAS
0.,0.,0.
0.,0.,-1., 0.,0.,1., -5.
*NSET,NSET=INNER
1,2,3
*NSET,NSET=OUTER
401,402,403
*NSET,NSET=CASE
421,422,423
*NSET,NSET=ALL
CENTER,CCASE,SIDES,SIDCAS
*TRANSFORM,NSET=ALL,TYPE=C
0.,0.,-1., 0.,0.,1.
*ELEMENT,TYPE=CPE8R
1,1,21,23,3,11,22,13,2
*ELGEN,ELSET=CYLINDER
1,20,20,1
*ELEMENT,TYPE=CPE8R,ELSET=CASE
101,401,421,423,403,411,422,413,402
*ELSET,ELSET=ELPRINT
1,21
*SOLID SECTION,ELSET=CYLINDER,MATERIAL=VISCO
*SOLID SECTION,ELSET=CASE,MATERIAL=ELASTIC
*MATERIAL,NAME=ELASTIC
*ELASTIC,TYPE=ISOTROPIC
 200000, 3.00E-01
*MATERIAL,NAME=VISCO
*ELASTIC,MODULI=INSTANTANEOUS
 1651.59, 0.4999
*VISCOELASTIC,TIME=PRONY
 0.1986, ,0.281E-7
 0.1828, ,0.281E-5
 0.1388, ,0.281E-3
 0.2499, ,0.281E-1
 0.1703, ,0.281E1
 0.0593, ,0.281E3
*BOUNDARY
SIDES,YSYMM
SIDCAS,YSYMM
*DIAGNOSTICS,NONHYBRID=WARNING
*STEP,INC=50
*VISCO,CETOL=7.E-3
0.01,0.5
*DLOAD
1,P4NU
*NODE FILE,NSET=INNER,FREQUENCY=1
U,RF
*EL FILE,ELSET=ELPRINT,FREQUENCY=1
S,E,CE
*NODE PRINT, NSET=ALL
U,RF
*EL PRINT,ELSET=ELPRINT
S, 
E, 
EE, 
CE, 
*END STEP