*HEADING
**
** cylinder indentation test, plane strain, regular mesh 10x30
** material: PUR60 (B), SI units
**
*NODE
  1,   0.,     0.
 31,   0.090,  0.
*NGEN,NSET=BOT
 1, 31, 1
*NODE
 311,  0.,     0.030
 341,  0.090,  0.030
*NGEN,NSET=TOP
 311, 341, 1
*NFILL
 BOT, TOP, 10, 31
*NSET,NSET=LFT,GEN
 1, 311, 31
*ELEMENT,TYPE=CPE4R
 1, 1, 2, 33, 32
*ELGEN,ELSET=FOAM
 1, 30, 1, 1, 10, 31, 30
*ELSET,ELSET=TOP,GENERATE
 271, 300, 1
*ELSET,ELSET=OUT
 1, 271
**
*SECTION CONTROLS,NAME=FOAM,HOURGLASS=ENHANCED
*SOLID SECTION,ELSET=FOAM,MATERIAL=FOAM,CONTROLS=FOAM
 0.180,
*MATERIAL,NAME=FOAM
*ELASTIC
 7.5E6, 0.0
*CRUSHABLE FOAM,HARDENING=ISOTROPIC
 1.0, 0.0
*CRUSHABLE FOAM HARDENING
 0.2000E6, 0.0000
 0.2577E6, 0.0094
 0.2760E6, 0.0258
 0.3053E6, 0.0452
 0.3267E6, 0.0655
 0.3623E6, 0.1084
 0.3891E6, 0.1540
 0.4250E6, 0.2405
 0.4568E6, 0.3812
 0.4738E6, 0.4600
 0.5170E6, 0.6391
 0.5862E6, 0.8570
 0.6503E6, 0.9857
 0.7470E6, 1.1324
 0.9820E6, 1.2965
 1.4702E6, 1.4808
 2.7262E6, 1.6609
 5.3911E6, 1.9000
*DENSITY
 60.,
** 
** SURFACE DEFINITIONS
*NODE,NSET=PUNCHREF
 1000,  0.0,    0.1125
*NODE
 1001, 0.0825, 0.1125
 1012, 0.0,    0.0300
*NGEN,LINE=C
 1001, 1012, 1, 1000
*ELEMENT,TYPE=R2D2
 1001, 1001, 1002
*ELGEN,ELSET=PUNCH
 1001, 11
*RIGID BODY,REF NODE=PUNCHREF,ELSET=PUNCH 
*SURFACE,TYPE=ELEMENT,NAME=FOAM
 TOP, S3
*SURFACE,TYPE=ELEMENT,NAME=PUNCH
 PUNCH, SPOS
** 
** BOUNDARY CONDITIONS
*BOUNDARY
 LFT, XSYMM
 BOT, ENCASTRE
 PUNCHREF, 1
 PUNCHREF, 6
*AMPLITUDE,NAME=DISP,TIME=TOTAL TIME,DEFINITION=SMOOTH STEP
 0., 0., 0.05, 0.027
** 
** STEP: Step-1
*STEP
 Step-1
*DYNAMIC,EXPLICIT
 ,0.025
**
*BOUNDARY,AMPLITUDE=DISP
 PUNCHREF, 2, 2, -1.
**
** INTERACTION
*CONTACT PAIR,INTERACTION=INTPROP
 PUNCH, FOAM
*SURFACE INTERACTION,NAME=INTPROP
*FRICTION,TAUMAX=1.15E5
 0.2,
** 
** OUTPUT REQUESTS
*OUTPUT,FIELD,NUMBER INTERVAL=5
*NODE OUTPUT
 U,
*ELEMENT OUTPUT
 S, PE, PEEQ, LE
*OUTPUT,HISTORY,TIME INTERVAL=1.0E-4
*NODE OUTPUT,NSET=PUNCHREF
 U, RF
*ELEMENT OUTPUT,ELSET=OUT
 MISES, PRESS, PEEQ
**
** Output requests for qa testing
**
*NSET,NSET=QA_TEST
PUNCHREF,
*ELSET,ELSET=QA_TEST
OUT,
*OUTPUT,FIELD,NUM=1
*NODE OUTPUT,NSET=QA_TEST
U, RF
*ELEMENT OUTPUT,ELSET=QA_TEST
PEEQ,
*OUTPUT,HISTORY,VAR=PRESELECT,TIME INTERVAL=0.05
*FILE OUTPUT,NUMBER INTERVAL=1
*EL FILE,ELSET=OUT
 PEEQ,
*NODE FILE,NSET=PUNCHREF
 U, RF
*END STEP
******************************************
** STEP: Step-2
*STEP
 Step-2
*DYNAMIC,EXPLICIT
 ,0.025
*END STEP