*HEADING
 ABAQUS/Explicit verification problem 
 The problem simulates the penatration of a thin plate
 by a projectile
 UNITS [kg, N, m, s]
 Note: The velocity must be written to the results file as it is used 
 in the parametric study pp_mat_2_study.psf 
**
*NODE, NSET=NALL
1,0.,0.
301,50.E-3,0
6,0.,1.3E-3
306,50.E-3,1.3E-3
*NGEN, NSET=CENTER
1,6,1
*NGEN, NSET=EDGE
301,306,1
*NFILL, NSET=NALL, BIAS=0.95
CENTER,EDGE,50,6
*NSET,NSET=PLATE
NALL,
**
*ELEMENT, ELSET=EALL, TYPE=CAX4R
1,1,7,8,2
*ELGEN,ELSET=EALL
1,50,6,1,5,1,50
**
*PARAMETER
velo=600
pendis=55E-3
time=pendis/velo
time4=time/4.0
fstrain=0.17
*SOLID SECTION, ELSET=EALL, MATERIAL=M2024T4A1
**
*MATERIAL, NAME=M2024T4A1
*PLASTIC
407.E6, 0.0
*SHEAR FAILURE
0.17,
*DENSITY
2767.99,
*ELASTIC
71.9E9,0.34
**
*NODE, NSET=RREF
99999,0., -68.5E-3
*NSET, NSET=NALL
RREF,
*ELEMENT, TYPE=MASS, ELSET=EMASS
99999,99999
*MASS, ELSET=EMASS
0.11, 
*INITIAL CONDITION, TYPE=VELOCITY
99999,2,<velo>
*BOUNDARY
EDGE,1,2
99999,1,1
99999,4,6
**
*SURFACE, TYPE=SEGMENTS, NAME=PROJECTILE
START,-1.E-4,-5.E-3
LINE,10.E-3,-32.47E-3
LINE,10.E-3,-68.5E-3
*SURFACE,TYPE=NODE, NAME=PLATE
PLATE,
*RIGID BODY,REFNODE=99999, ANALYTICAL SURFACE =PROJECTILE
*STEP
*DYNAMIC, EXPLICIT
,<time>,,
**
*ADAPTIVE MESH, ELSET=EALL
**
*CONTACT PAIR
PROJECTILE,PLATE
**
*OUTPUT, FIELD, OP=NEW
*NODE OUTPUT, NSET=NALL
U,
*ELEMENT OUTPUT, ELSET=EALL
S, E
*OUTPUT, HISTORY
*NODE OUTPUT, NSET=RREF
V,
*ENERGY OUTPUT, ELSET=EALL, VARIABLE=ALL
*ENERGY OUTPUT, ELSET=EMASS, VARIABLE=ALL
**
** Output requests for qa testing
**
*NSET,NSET=QA_TEST
RREF,
*OUTPUT, FIELD, NUM=4, TIMEMARKS=YES
*NODE OUTPUT, NSET=QA_TEST
U, V
*OUTPUT,HISTORY,VAR=PRESELECT,TIME INTERVAL=<time4>
*FILE OUTPUT, NUMBER INTERVAL=4, TIMEMARKS=YES
*NODE FILE, NSET=RREF
U, V
*END STEP