Category Archives: Newton

py_Conbeam – 3

Posted on 04/08/2024 by dougaj4

Continuing from the previous post, we will move on to the py_Conbeam and py_MovLoad functions, that combine with the previous functions to analyse continuous beams with any number of spans and section types, under static or moving loads. As before, there … Continue reading →

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

py_ConBeam – 2

Posted on 27/07/2024 by dougaj4

Continuing from the previous post, today I will be looking at the Macaulay function, that performs the underlying analysis, and the application of this function to cantilevers and single span beams. There have been some significant changes to the Python … Continue reading →

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to Python, Newton, NumPy and SciPy, PyXLL, UDFs | Tagged , , , , , , , , | 2 Comments

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

High definition Mandelbrot

Posted on 15/06/2024 by dougaj4

There have been several posts here about generating animations of the Mandelbrot set, most recently at Display Matplotlib animations in Excel, but using standard 64 bit floats you rapidly run out of precision. However, using arbitrary precision arithmetic, and with sufficient … Continue reading →

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