*HEADING
CONCENTRIC RINGS WITH INITIAL OVERCLOSURE [C3D8R]
TEST OF 3D SMALL SLIDING KINEMATIC CONTACT WITH TABULAR SOFTENED BEHAVIOR
*NODE
*NODE
*NGEN,LINE=C,NSET=RAD_1
*NGEN,LINE=C,NSET=RAD_2
*NGEN,LINE=C,NSET=RAD_3
*NGEN,LINE=C,NSET=RAD_4
*NSET,NSET=INNODE
RAD_1,RAD_2,
*NSET,NSET=OUTNODE
RAD_3,RAD_4
*NCOPY,CHANGE NUMBER=500,OLD SET=INNODE,SHIFT,NEW SET=BACK
*NCOPY,CHANGE NUMBER=500,OLD SET=OUTNODE,SHIFT,NEW SET=BACK
*NSET,NSET=INNER,GEN
*NSET,NSET=BOUND,GEN
*ELEMENT,TYPE=C3D8R
*ELGEN,ELSET=INELE
*ELGEN,ELSET=OUTELE
*ELSET,ELSET=INELE,GEN
*ELSET,ELSET=OUTELE,GEN
*SOLID SECTION, ELSET=INELE, MATERIAL=MAT_1
*SOLID SECTION, ELSET=OUTELE, MATERIAL=MAT_2
*MATERIAL, NAME=MAT_2
*DENSITY
8.0100E-06,
*ELASTIC, TYPE=ISO
206800.,.32
*MATERIAL, NAME=MAT_1
*DENSITY
8.0100E-06,
*ELASTIC,TYPE=ISOTROPIC
206800.,.32
*NSET,NSET=ALL,ELSET=INELE
*NSET,NSET=ALL,ELSET=OUTELE
*BOUNDARY
INNER,1,2
BOUND,3,3
ALL,3,3
121,2,2
621,2,2
137,2,2
637,2,2
*NSET,NSET=NODERES,ELSET=INELE
*NSET,NSET=NODERES,ELSET=OUTELE
*SURFACE,NAME=IN_SURF
INELE,S4
*SURFACE,NAME=OUT_SURF
OUTELE,S6
**
** RESOLVING INITIAL OVERCLOSURE
**
*STEP
*DYNAMIC, EXPLICIT
,1.E-2
*CONTACT PAIR,INTERACTION=NOFRIC,SMALL SLIDING
OUT_SURF,IN_SURF
*SURFACE INTERACTION,NAME=NOFRIC, PAD THICKNESS=-5.0E-02
*SURFACE BEHAVIOR, PRESSURE-OVERCLOSURE=TABULAR
0.0,-5.0E-02
1.0E3,0.0
**
** Output requests for postprocessing
**
*OUTPUT,FIELD,VAR=PRESELECT
**
** Output requests for qa testing
**
*ELSET,ELSET=QA_TESTEL
*NSET,NSET=QA_TESTN,ELSET=QA_TESTEL
*OUTPUT,FIELD,NUMBER=1
*NODE OUTPUT,NSET=QA_TESTN
U,
*OUTPUT,HISTORY,TIME INTERVAL=0.005
*ENERGY OUTPUT,VAR=PRESELECT
*END STEP