Skip to content. | Skip to navigation

Sections
Personal tools
You are here: Home Intro by A. Tabiei Tension Tension I
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

 

 

 

Tension I

With this series of examples you can study a specimen under tension and see the effects of different number of elements through thickness and different materials. First example shows one element through thickness and plastic material. Download is available in the download section of this document.

Keywords

Keywords

This example has been taken from the introductory class of Prof. Dr. Ala Tabiei. Example name: tension1.k

The used Keywords in alphabetical order.

*BOUNDARY_PRESCRIBED_MOTION_SET
*BOUNDARY_SPC_SET
*CONTROL_TERMINATION
*CONTROL_TIMESTEP
*DATABASE_BINARY_D3PLOT
*DATABASE_ELOUT
*DATABASE_HISTORY_SOLID_SET
*DATABASE_NODAL_FORCE_GROUP
*DATABASE_NODFOR
*DEFINE_CURVE
*ELEMENT_SOLID
*END
*KEYWORD
*MAT_PLASTIC_KINEMATIC
*NODE
*PART
*SECTION_SOLID
*SET_NODE_LIST
*SET_SOLID
*TITLE

Reduced Input

Reduced Input

This example has been taken from the introductory class of Prof. Dr. Ala Tabiei. Example name: tension1.k

*Node and *Element Cards are removed.

  *KEYWORD
  *TITLE
  Specimen Tension 1Elem Through Thickness
  $ this example is used to demonstrate the effect of number of elements 
  $ through the thickness in tension, bending, and combined bending-tension
  $ units: mm, s, ton, N
  $ A. Tabiei, 3/3/98
  *CONTROL_TIMESTEP
      0.0000    0.9000  
  *CONTROL_TERMINATION
  0.0050E+00
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *DATABASE_BINARY_D3PLOT
  0.0010E+00          
  *DATABASE_NODAL_FORCE_GROUP
           6                          
  *DATABASE_HISTORY_SOLID_SET
           3
  *DATABASE_ELOUT
  0.0001E+00 
  *DATABASE_NODFOR
  0.0001E+00
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *MAT_Plastic_kinematic
          11 7.890E-09 2.100E+05 3.000E-01 4.400E+02 1.700E+03 1.000E+00 
  
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *SECTION_SOLID      
           1         1         1                    
  *PART            
  SPECIMEN    
           2         1        11
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *SET_NODE_LIST                       
           5
  $ for prescribed displacement
         173       174       175       176       177       178       343       344
         347       349       351       353
  *SET_NODE_LIST                         
           6
  $ for constraint
          17        18        19        20        25        26       187       188
         191       193       195       197
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  $ elements at center
  *SET_SOLID                        
           3
          71        72        73        74        75        76        77        78
          79        80
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  $ line of center nodes for load
  *SET_NODE_LIST                         
           2
         277       278       279       280       281       282
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *DEFINE_CURVE
          10
  0.00000000000000E+00 0.0000000000000E+00
  0.00500000000000E+00 10.000000000000E+00
  *BOUNDARY_PRESCRIBED_MOTION_SET
           5         1         2        10 1.000E-00
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *BOUNDARY_SPC_SET
           6         0         1         1         1         1         1         1
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *NODE
  $
  *ELEMENT_SOLID
  $
  *END

Figures

Figures

This example has been taken from the introductory class of Prof. Dr. Ala Tabiei. Example name: tension1.k

image01.gif

image02.gif

Animated Result

Animated Result

This example has been taken from the introductory class of Prof. Dr. Ala Tabiei. Example name: tension1.k

Result

Download

Download

This example has been taken from the introductory class of Prof. Dr. Ala Tabiei. Example name: tension1.k