*HEADING
THREE-DIMENSIONAL GROSCHWHEEL SOLID TIRE MODEL.
MODEL DEFINED USING AXISYMMETRIC MODEL
GENERATION FROM AXI_TIRE.INP
*RESTART,WRITE
*PREPRINT,MODEL=YES
*SYMMETRIC MODEL GENERATION,REVOLVE,NODEOFF=500,ELEMENT=500
0.,0.,0.,0.,1.,0.
1.,0.,0.
360.,90
*NODE,NSET=REF2
999,1.6,0.
*SURFACE,NAME=ROAD,TYPE=CYLINDER
0.,0.,0.,1.,0.,0.
0.,1.,0.
START,1.5,-2.
LINE,1.5,2.
*RIGID BODY,REF NODE=999,ANALYTICAL SURFACE=ROAD
*CONTACT PAIR,INTERACTION=ROAD
SOUTR,ROAD
*SURFACE INTERACTION,NAME=ROAD
*FRICTION
0.
*NODE,NSET=AXLE
888,0.,0.35,0.
*COUPLING,CONSTRAINT=XX,REFNODE=AXLE,SURFACE=SINR
*KINEMATIC
1,6
*ELSET,ELSET=EOUT
4
*STEP,NLGEOM
*STATIC
1.,1.
*BOUNDARY
999,1,1,0.
999,2,6,
AXLE,1,6,
*OUTPUT,HISTORY, variable=preselect
*NODE OUTPUT,NSET=AXLE
U,RF
*ELEMENT OUTPUT,ELSET=EOUT
S,
E,
*OUTPUT,FIELD, variable=preselect
*ELEMENT OUTPUT
S, ELEN, ENER
*END STEP
*STEP,NLGEOM
*STATIC
0.05,1.,,0.05
*BOUNDARY,OP=NEW
999,1,1,-0.15
999,2,6,
AXLE,1,6,
*END STEP
*STEP,NLGEOM,INC=1000
*STATIC
0.05,5.,,0.05
*BOUNDARY,OP=NEW
999,1,1,-0.15
999,2,6,
AXLE,1,3,
AXLE,4,4,
AXLE,6,6,
*BOUNDARY,OP=NEW,TYPE=VELOCITY
AXLE,5,,2.5
*END STEP