Example 535: Displacement inflation and axial extension of a cylinder using r2 interpolation

A trilinear cylinder (r^2 interpolation) of incompressible Mooney-Rivlin material is axially stretched by 10%and inflated by 10%.


The comfile run by this example is as follows:

#Example_535  Displacement inflation and axial extension of a cylinder
#             using r2 interpolation 
                          
fem                     
fem define coordinates;r;cylinf;example #Defines a 3D cylindrical polar 
#                              !  coordinate system.
fem define node;r;;example         #Defines 6 nodes.
fem define base;r;;example         #Defines 3 basis functions: trilinear,
#                              !  auxillary (constant), and bilinear
#                              !  (for faces).
fem define element;r;;example      #Defines 2 elements.
fem define window;r;;example       #2D window only.
fem draw lines
fem define equation;r;;example     #Defines finite elasticity, 3D.
fem define material;r;;example     #Mooney-Rivlin referred to body
#                              !  coordinates.
fem define initial;r;;example      #10% inflation and 10% stretch.
fem define solve;r;;example
fem solve
fem draw lines deformed dotted scale 5
fem list strain at 1 ref       #List strain wrt reference coordinates
#                              !  at 1st gauss point.
fem list stress at 1 ref       #List stress wrt reference coordinates 
#                              !  at 1st gauss point.

Files used by this example are:

Name                 Modified     Size

example_535.com 10-Apr-2000 1.2k cylinf.ipbase 10-Apr-2000 3.4k cylinf.ipcoor 10-Apr-2000 647 cylinf.ipelem 10-Apr-2000 729 cylinf.ipequa 02-May-2004 2.1k cylinf.ipfibr 30-Jan-2001 2.3k cylinf.ipinit 05-Dec-2002 1.5k cylinf.ipmate 05-Dec-2002 2.2k cylinf.ipnode 10-Apr-2000 1.5k cylinf.ipsolv 16-Aug-2010 2.2k cylinf.ipsolv.old 13-Apr-2007 2.0k cylinf.ipwind 10-Apr-2000 268 test_output_old.com 10-Apr-2000 50

Download the entire example:

Name                      Modified     Size

examples_5_53_535.tar.gz 17-Aug-2010 7.2k

Html last generated: Sun Mar 6 05:50:23 2016

Input last modified: Mon Aug 16 11:19:17 2010


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