Category Archives: Beam Bending

Biaxial bending update 2

It was recently reported that the VBA version of the biaxial bending spreadsheet was returning incorrect results when the neutral axis was exactly parallel to the Y axis. This problem has now been fixed, and the revised spreadsheet can be … Continue reading

Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , , , , | 5 Comments

3D-Frame-py with Numba

I recently upgraded to Python 3.12, and installed the latest version of the Numba just-in-time compiler (0.60.0) which also required upgrading Matplotlib (3.9.3), and downgrading Numpy (2.0.2). I have also edited calls to Numba in the py_3DFrame1_1.py module, and added … Continue reading

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to Python, Newton, Numerical integration, NumPy and SciPy, PyXLL, Strand7, UDFs | Tagged , , , , , , , , , , , , | Leave a comment

3DFrame-py; non-linear with end releases

The non-linear analysis routines in 3DFrame-py have now been updated to work with beams with end-releases at one or both ends.  Updated files are at: 3DFrame-py.zip See the previous two posts for details of other software required for installation. To … Continue reading

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

Installing 3DFrame-py

Updated 1st Feb 2025. As mentioned in the previous post, the installation process for the 3DFrame-py spreadsheet has changed with the new version. Also there have been some significant changes to the code to fix installation problems. Updated files are … Continue reading

Posted in Arrays, Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to Python, Newton, NumPy and SciPy, PyXLL, Strand7, UDFs | Tagged , , , , , , , , , , , , | 4 Comments

3DFrame-py; with non-linear analysis

Exactly a year since the previous update I have revised the 3DFrame-py spreadsheet with the addition of non-linear analysis options. The new files can be downloaded from: 3DFrame-py.zip Details of file installation, and required software are at: 3DFrame-py Minor revisions … Continue reading

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to Python, Newton, PyXLL, Strand7, UDFs | Tagged , , , , , , , , , , , | Leave a comment