Category Archives: Beam Bending

Beam geometric non-linear effects – end loads

Posted on 18/10/2024 by dougaj4

Following the previous post, I found some errors in the Python code: These problems have now been fixed, and updated code and a revised spreadsheet have been added to the download file at: py_GeomK.zip The screenshots below show results with … Continue reading →

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Beam geometric non-linear effects – Python version

Posted on 12/10/2024 by dougaj4

In 2018 I posted Beam geometric non-linear effects with a VBA based spreadsheet to calculate beam actions and deflections under combined transverse and axial load, allowing for geometric non-linear effects. I have now converted the code to Python, linking to Excel … Continue reading →

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

Continuous beam analysis from first principles

Posted on 22/09/2024 by dougaj4

This post was prompted by an Eng-Tips question: Statically Indeterminant Beam Problem, asking for reactions due to a triangular distributed load on the middle span of a continuous beam with 3 equal simply supported spans. This could be simply solved … Continue reading →

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to Python, Newton, PyXLL, UDFs, VBA | Tagged , , , | 3 Comments

py_Conbeam – 5

Posted on 28/08/2024 by dougaj4

… or perhaps one more. Following the previous post I have modified the py_BeamAct3D function to fix some problems with the non-linear analysis. The latest version, together with an additional spreadsheet comparing results with Strand7, can be downloaded from: py_ConBeamU.zip … Continue reading →

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py_Conbeam – 4

Posted on 13/08/2024 by dougaj4

The last post in the current series compares results from the py_Conbeam function with beam analysis results from the Strand7 FEA software. There have been further  significant changes to the Python code and the spreadsheet, so please download the latest … Continue reading →

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