Category Archives: Beam Bending

… and finally py_xlCBA 0.6 with trapezoidal loads

Posted on 11/04/2026 by dougaj4

The latest version of the Python continuous beam analysis program pyCBA is 0.7, allowing for specification of trapezoidal distributed loads, and this is now available with pip. I have updated the py-xlCBA spreadsheet and associated code to use the latest … Continue reading →

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… and then py_xlCBA 0.5

Posted on 05/04/2026 by dougaj4

Following the previous post, more detailed checking found that the code was returning an error for beams with a support at X = 0. This has now been fixed, and the revised code and spreadsheets can be downloaded from: py_xlCBA.zip … Continue reading →

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py_xlCBA 0.04

Posted on 03/04/2026 by dougaj4

The pyCBA code has now been updated to allow for supports with specified displacements (release 0.6 or later). My py_xlCBA spreadsheet and associated functions have been updated to call the pyCBA code for displacement analysis, rather than using my add-on … Continue reading →

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to Python, Maths, Newton, PyXLL, Strand7, UDFs | Tagged , , , , , , , , , , | 1 Comment

2DFrame-py

Posted on 27/03/2026 by dougaj4

… and 3DFrame-py update. I have added code to the 3DFrame-py module to allow simplified input for 2D frame analysis. The revised code and example spreadsheets can be downloaded from: 3DFrame-py.zip There are also miscellaneous minor revisions to the 3DFrame … Continue reading →

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py_xlCBA – Supports with defined deflections

Posted on 29/01/2026 by dougaj4

As stated in the previous post, this post will cover the calculation of beam actions and displacements when one or more supports have a defined vertical displacement, using the pyCBA beam analysis package. The Python code has been updated since … Continue reading →

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