Category Archives: Frame Analysis

Converting from global to local coordinates (and vice versa)

Posted on 08/01/2014 by dougaj4

In 3D structural analysis (as well as many other applications) it is necessary to convert section properties, forces, and deflections between coordinate systems defined by individual structural members (local coordinates) and the common coordinate system defining the entire structure (global … Continue reading →

Posted in Excel, Finite Element Analysis, Frame Analysis, Link to Python, Maths, UDFs, VBA | Tagged , , , , , , , | 22 Comments

Python for VBA users- 7; Making Python go Faster

Posted on 20/12/2013 by dougaj4

As reported in the previous post in this series, although the compiled routines included in packages such as Numpy, Scipy, and Pysparse are very fast, other parts of the code turned out to be slower than the equivalent in VBA.  … Continue reading →

Posted in Arrays, Excel, Finite Element Analysis, Frame Analysis, Link to Python, Newton, NumPy and SciPy, UDFs, VBA | Tagged , , , , , | Leave a comment

Moving Load Spreadsheet – update and how to use

Posted on 03/12/2013 by dougaj4

As noted in the comments on the previous post on this topic, the moving load function (and also the associated continuous beam functions) have been modified to make data entry more flexible; the output results are unchanged.  The modified spreadsheet … Continue reading →

Posted in Beam Bending, Excel, Frame Analysis, Newton, UDFs, VBA | Tagged , , , , , , , , | 7 Comments

Continuous Beam spreadsheet with moving load

Posted on 26/11/2013 by dougaj4

I have added a moving load function to the ConBeamU spreadsheet, allowing maximum load actions and deflections to be determined in a continuous beam  under the influence of a vehicle defined by a number of point loads.  The new version … Continue reading →

Posted in Beam Bending, Excel, Frame Analysis, Newton, UDFs, VBA | 17 Comments

Unit aware continuous beam spreadsheet update

Posted on 22/11/2013 by dougaj4

The ConbeamU spreadsheet provides Excel user defined functions (UDFs) for the analysis of continuous and simply supported beams and cantilevers using Macaulay’s method.  It allows complex combinations of any number of partial distributed loads, point loads and moments, with changes … Continue reading →

Posted in Beam Bending, Excel, Frame Analysis, Newton, UDFs, VBA | Tagged , , , , , , , | 1 Comment