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8.1  Buckling                                             143



                                      Select Mesh under Model section, the Details of “Mesh”
                                        window will appear on the lower left of the screen.  Select
                                        at Element Size under Sizing and change the value on the
                                        right  column  to  0.1 and hit  Enter  so  that  the  generated
                                        element length is approximately 0.1 m.  Right click at the
                                        Mesh again and select Generate  Mesh.  A finite element
                                        mesh with the 2-node beam elements will appear as shown
                                        in the figure.
                                      Save the project and close the DM window.





















                                  (d)  Applying Boundary Conditions, Solving for and Display-
                                      ing Solutions

                                      On the main Project  Schematic window, double click on
                                        Setup,  the  beam  model  will  appear  back  on  the  main
                                        window.
                                      Next, the boundary conditions on both ends can be applied.
                                        This will be done, one at a time, starting from the left end.
                                      Select Analysis  Settings under  Static  Structural.   Select
                                        the  Supports  tab  on  the  upper  menu  bar  with  Fixed
                                        Supported option, then select Vertex icon (box with arrow
                                        and green dot).  Move the cursor to the left end and click at
                                        it, the left end will become green.  Click Apply button next
                                        to  the  Geometry  button  under  the  Details  of  “Fixed
                                        Support” window.
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