Category Archives: Strand7

3DFrame – 3D Frame analysis for Excel

Posted on 22/01/2013 by dougaj4

I have now extended the Frame4 spreadsheet to deal with 3D frames.  As well as making the necessary changes to the input ranges and stiffness matrix generation routines I have revised the Sparse solver routine, added a new compiled solver, and … Continue reading →

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to dll, Newton, Strand7, VBA | Tagged , , , , | 21 Comments

Frame4 Version 3.05; with support displacements

Posted on 06/12/2012 by dougaj4

Hot on the heels of Version 3.04 comes Version 3.05. A few days ago Julien asked if the Frame4 allowed for specified support deflections, to which I replied it would be added in the future.  Searching Google on the topic I … Continue reading →

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Newton, Strand7, VBA | Tagged , , , , | 7 Comments

Mohr’s Circle and Plate Stresses and Actions

Posted on 27/10/2012 by dougaj4

The functions described in this post can be found in the download file PlateStress.zip, including examples and full open source code. The function MCircle returns the plane stress components (XX, YY and XY stress) for any specified stress field, when rotated through a … Continue reading →

Posted in Arrays, Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Newton, Strand7, UDFs, VBA | Tagged , , , , , , | 1 Comment

Daily Download 6: Working with FEA programs

Posted on 22/09/2012 by dougaj4

Today’s downloads are three programs for working with Finite Element Analysis (FEA) programs.  The first use the Scripting Dictionary Object to count the number of different element types (beams, plates, bricks and links) and the number of node restraints at … Continue reading →

Posted in Excel, Finite Element Analysis, Newton, Strand7, UDFs, VBA | Tagged , , , , , , | Leave a comment

The Dome of Santa Maria del Fiore – Stress Analysis 2

Posted on 13/08/2012 by dougaj4

Following on from the previous post I have uploaded the Strand7 data and results files and an animation of the stresses as the construction proceeds.  Strand7 users can just download the files and load them into Strand7 (or those with a slow … Continue reading →

Posted in Dome Structures, Finite Element Analysis, Newton, Strand7 | Tagged , , , , , , | Leave a comment