Skip to content. | Skip to navigation

Sections
Personal tools
You are here: Home Intro by A. Tabiei Elements Rod II
Valuable Sites

LSTC

Developer of LS-DYNA

LS-DYNA Support Site

Tutorials, HowTos, FAQs ...

 

DYNAlook

LS-DYNA specific conference papers

 

LS-OPT Support Site

Optimization examples, FAQs, HowTos ...

 

Dummy Models

Dummy models for LS-DYNA

LS-PrePost

Online documentation

Top Crunch

Benchmarks in high performance computing

DYNAmore

LS-DYNA distributor, tools, docs

 

 

 

Rod II

File rodsol.k demonstrates wave propagation in one dimension using solid elements. Download is available in the download section of this document.

Keywords

Keywords

The used Keywords in alphabetical order.

*BOUNDARY_SPC_NODE
*CONTROL_TERMINATION
*CONTROL_TIMESTEP
*DATABASE_BINARY_D3PLOT
*DATABASE_ELOUT
*DATABASE_GLSTAT
*DATABASE_HISTORY_NODE_SET
*DATABASE_HISTORY_SOLID_SET
*DATABASE_MATSUM
*DATABASE_NODFOR
*DATABASE_NODOUT
*DEFINE_CURVE
*ELEMENT_SOLID
*END
*KEYWORD
*LOAD_SEGMENT
*MAT_ELASTIC
*NODE
*PART
*SECTION_SOLID
*SET_NODE_LIST
*SET_SOLID
*TITLE

Reduced Input

Reduced Input

*Node and *Element Cards are removed.

  *KEYWORD
  *TITLE
  wave propagation in rod, solid element
  $
  $ This problem is to demonstrate wave propagation in one dimension
  $ Demonstrate potential problems with 32 Bit machines
  $ Time step calculation for rod elements
  $ Demonstrate time integration stability limits
  $ units: mm, ton, N
  $ A. Tabiei 3/3/98
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *CONTROL_TIMESTEP
      0.0000    0.9000
  *CONTROL_TERMINATION
    0.000925
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *DATABASE_BINARY_D3PLOT
     0.00001   
  *DATABASE_MATSUM
   1.000E-06
  *DATABASE_NODOUT
   1.000E-06
  *DATABASE_ELOUT
   1.000E-06
  *DATABASE_NODFOR
   1.000E-06
  *DATABASE_GLSTAT
   1.000E-06
  *DATABASE_history_node_set
           1 
  *DATABASE_history_solid_set
           1
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *SET_NODE_LIST
  $      SID
           1
  $     NID1      NID2      NID3      NID4      NID5      NID6      NID7      NID8
          77        78        79        80         1
  *SET_solid
  $      SID
           1
  $       K1
          30
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *MAT_elastic
           1 7.890E-09 2.068E+05 3.000E-01
  *SECTION_SOLID
  $      sid   
           1  
  *PART
  solid:
  $      PID       SID       MID
           1         1         1
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *BOUNDARY_SPC_NODE
         161         0         1         1         1         1         1         1
         162         0         1         1         1         1         1         1
         163         0         1         1         1         1         1         1
         164         0         1         1         1         1         1         1
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *DEFINE_CURVE
           1         0 
        0.00000000E+00      5.000E+02
        2.00000000E+01      5.000E+02
  *LOAD_SEGMENT
  $     LCID        SF        AT         N1       N2        N3        N4
           1 1.0000000       0.0         1         2         3         4
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *NODE
  $
  *ELEMENT_SOLID
  $
  *END

Figures

Figures

image01.gif

image01.gif

Animated Result

Animated Result

Result

Download

Download