Tag Archives: UDFs

py_ConBeamU

Posted on 21/07/2024 by dougaj4

I have now converted the VBA code in the ConBeamU spreadsheet to Python, connected to Excel via pyxll. The new spreadsheet and associated Python code can be downloaded from: py_ConBeamU.zip In addition to the provided files, the pyxll application is … Continue reading →

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to Python, Newton, NumPy and SciPy, PyXLL, UDFs | Tagged , , , , , , , | 4 Comments

New Australian Bridge Code and py-RC Elastic update 3

Posted on 30/06/2024 by dougaj4

The Australian Bridge Design Code for concrete (AS 5100.5) was recently updated with Amendment 2 to the 2017 version. There are significant changes in many areas, including design for fatigue loading, where the allowable stress range for concrete under repeated … Continue reading →

Posted in Beam Bending, Concrete, Excel, Link to Python, Newton, PyXLL, UDFs | Tagged , , , , , , , , | 1 Comment

Scipy solver update

Posted on 31/05/2024 by dougaj4

The py_SolveFS function calls the Scipy optimize.root function to solve multi-variable equations. Examples are found on the py_Solvers spreadsheet, see Scipy Functions with Excel and pyxll 4 – Solvers 2. One problem with using this function is that the input data … Continue reading →

Posted in Excel, Link to Python, NumPy and SciPy, PyXLL, UDFs | Tagged , , , , , , , | Leave a comment

Regular Expressions in Excel

Posted on 25/05/2024 by dougaj4

I recently discovered that Microsoft are working on Excel functions to work with Regular Expressions. A beta version is currently available to those on the “insider” program, but this functionality has long been available through VBA, and can also be … Continue reading →

Posted in Excel, Link to Python, PyXLL, UDFs, VBA | Tagged , , , , , , | Leave a comment

SLS Concrete design with Python

Posted on 13/04/2024 by dougaj4

I am in the process of converting the SLS design related functions in the RC Design Functions spreadsheet to Python code. The current version can be downloaded from: py_RC Elastic.zip For details of the pyxll app required to conect the … Continue reading →

Posted in Concrete, Excel, Link to Python, Newton, PyXLL, UDFs | Tagged , , , , , , , | 2 Comments