Tag Archives: UDFs

ULS Design Functions-biax 0.08

Posted on 16/03/2025 by dougaj4

I have just uploaded a new version ULS Design Functions-biax, which can be downloaded (together with the uni-axial version) from: ULS Design Functions.zip The main changes are added code parameters from Eurocode 2: Detailed output for a specified load and … Continue reading →

Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , , , , , | Leave a comment

RC Design Functions 9.09

Posted on 12/03/2025 by dougaj4

The RC Design Functions spreadsheet has had two further recent revisions: 9.08 21-Feb-25 CircUPF EC2 parameters corrected to allow variation of reduction factors for steel and rectangular stress block factors.9.09 6-Mar-25 Calculation of depth NA amended in UMomPF for NA … Continue reading →

Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , , | Leave a comment

RC Design Functions 9.07

Posted on 08/02/2025 by dougaj4

The UMomPF function performs ultimate load analysis for codes using the partial factor approach, including Eurocode 2. The input for Eurocode 2 includes an optional table allowing alternative values to be input for various parameters, including stress reduction factors, and … Continue reading →

Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , , | 1 Comment

Biaxial bending update 2

Posted on 13/12/2024 by dougaj4

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

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