Oasys LS-DYNA Environment 8.1 VOLUME 3 ... - Oasys Software

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Oasys LS-DYNA Environment: User Guide (Version 8.1) List of LS-DYNA input deck: *KEYWORD *TITLE EXAMPLE OF SHELL BRICK INTERFACES $ $================================ CONTROL CARDS ================================ $ *CONTROL_TERMINATION $ [1] Termination time [2] Termination Cycle [3] Minimum timestep scale factor $ [4] % Energy change for termination [5] % Mass change for termination $ 1 ][ 2 ][ 3 ][ 4 ][ 5 ] 4.000E-04 0 .000E+00 .000E+00 .000E+00 *CONTROL_SHELL $ [1] Shell warpage angle [2] Automatic sorting of triangles [3] Hughes-Liu $ update option [4] Shell thickness change option [5] Shell theory [6] Warping $ stiffness [7] Plane stress plasticity option $ 1 ][ 2 ][ 3 ][ 4 ][ 5 ][ 6 ][ 7 ] .000E+00 0 0 0 0 0 0 *CONTROL_CONTACT $ [1] Interface penalty scale factor [2] Rigid wall penalty scale factor $ [3] Initial penetration check [4] Shell thickness in type 3,5,10 contacts [5] $ Penalty stiffness option [6] Consider shell thickness change (single surface $ contact) [7] Automatic reorientation of interface segments $ 1 ][ 2 ][ 3 ][ 4 ][ 5 ][ 6 ][ 7 ] .000E+00 .000E+00 0 0 1 0 0 $ [1] Storage per contact surface [2] Storage per user defined friction $ [3] Timesteps between bucket searches [4] Intermittent searching [5] Search $ multiplier [6] Shell thickness logic [7] Timstep override for eroding contacts $ 1 ][ 2 ][ 3 ][ 4 ][ 5 ][ 6 ][ 7 ] 0 0 0 0 .000E+00 *CONTROL_ENERGY $ [1] Compute hourglass energy [2] Compute stonewall energy dissipation $ [3] Compute sliding interface energy [4] Compute Rayleigh energy dissipation $ 1 ][ 2 ][ 3 ][ 4 ] 0 0 0 0 *CONTROL_DAMPING $ [1] No cycles between convergence checks [2] DR convergence tolerance [3] DR $ damping factor [4] DR Optional termination time [5] Scale factor for DR time $ step [6] Automatic control for DR option [7] Convergence tolerance for $ automatic DR [8] DR flag for stress initialization $ 1 ][ 2 ][ 3 ][ 4 ][ 5 ][ 6 ][ 7 ][ 8 ] 0 .000E+00 .000E+00 .000E+00 .000E+00 0 .000E+00 0 *CONTROL_OUTPUT $ [1] Print suppression during input phase [2] Print suppression for echo file $ [3] Update beam reference nodes [4] Average accelerations from velocities $ [5] Output interval for interface file [6] Print all element initial timestep $ [7] Number of cycles between output to otf file $ 1 ][ 2 ][ 3 ][ 4 ][ 5 ][ 6 ][ 7 ] 0 1000 0 0 .000E+00 0 0 *CONTROL_TIMESTEP $ [1] Initial timestep size [2] Scale factor for computed timestep [3] Basis of $ timestep size calculation [4] Minimum timestep for shell elements [5] Timestep $ size for mass scaled solution [6] Load curve number that limits time step $ [7] Erode solids and shells when minimum timestep reached $ 1 ][ 2 ][ 3 ][ 4 ][ 5 ][ 6 ][ 7 ] .000E+00 .000E+00 0 .000E+00 .000E+00 0 0 0 $ $================================ DATABASE CARDS =============================== $ *DATABASE_GLSTAT 5.000E-07 *DATABASE_BINARY_D3PLOT 5.000E-05 0 1 *DATABASE_BINARY_XTFILE *DATABASE_BINARY_D3THDT 3.000E-06 0 *DATABASE_BINARY_D3DUMP 0 *DATABASE_BINARY_RUNRSF 0 *DATABASE_BINARY_INTFOR 5.000E-05 0 *DATABASE_HISTORY_NODE 1 116 284 361 326 *DATABASE_HISTORY_SOLID 1 *DATABASE_HISTORY_SHELL 1 Page A.18
Oasys LS-DYNA Environment: User Guide (Version 8.1) *DATABASE_EXTENT_BINARY 0 0 0 1 0 0 0 0 0 0 0 $ $============================ MATERIAL PROPERTIES ============================== $ *MAT_ELASTIC $ Material 1 : BRICK -STEEL 1 2.000E-04 2.900E+07 .3300 .000E+00 .000E+00 $ $============================= SECTION PROPERTIES ============================== $ *SECTION_SOLID $ Section 1 : BRICK -STEEL 1 0 $------------------------------------------------------------------------------- *SECTION_SHELL $ Section 2 : SHELL -STEEL 2 0 .00000 .0 .0 .0 0 1.576E-02 1.576E-02 1.576E-02 1.576E-02 .000E+00 $ $============================== PART DEFINITIONS =============================== $ *PART BRICK -STEEL 1 1 1 0 0 0 $------------------------------------------------------------------------------- *PART BRICK 2 -STEEL 2 1 1 0 0 0 $------------------------------------------------------------------------------- *PART SHELL -STEEL 3 2 1 0 0 0 $ $=================================== NODES ===================================== $ *NODE $ ID X COORDINATE Y COORDINATE Z COORDINATE TRANS ROT 1 .00000000E+00 .00000000E+00 .47915201E+01 0 0 ... 402 .00000000E+00 .90158439E+00 .46818609E+01 0 0 $ $================================== ELEMENTS =================================== $ *ELEMENT_SOLID $ ID PART NODE 1 NODE 2 NODE 3 NODE 4 NODE 5 NODE 6 NODE 7 NODE 8 1 1 1 3 4 2 24 26 27 25 ... 204 2 282 283 46 45 324 325 23 22 *ELEMENT_SHELL $ ID PART NODE 1 NODE 2 NODE 3 NODE 4 1 3 326 333 334 327 ... 60 3 394 401 402 395 $ $============================ BOUNDARY CONDITIONS ============================== $ *BOUNDARY_SPC_NODE $ NODE COORD-SYS X-TRANS Y-TRANS Z-TRANS X-ROT Y-ROT Z-ROT 1 1 1 1 0 1 1 1 ... 402 1 1 1 1 1 1 1 *DEFINE_COORDINATE_SYSTEM 1 .0 .0 .0 1.0 .0 .0 .0 1.0 .0 $ $================================= CONSTRAINTS ================================= $ *CONSTRAINED_SHELL_TO_SOLID $ SHELL ID NODE SET 326 1 *SET_NODE_LIST 1 116 158 200 242 284 *CONSTRAINED_SHELL_TO_SOLID $ SHELL ID NODE SET 327 2 *SET_NODE_LIST 2 117 159 201 243 285 Page A.19
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Oasys LS-DYNA Environment 8.1 VOLUME 3 ... - Oasys Software

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