Category Archives: Excel

Secondary moments in prestressed beams with FEA

Posted on 09/01/2023 by dougaj4

Secondary (or hyperstatic) bending moments occur in prestressed beams that are continuous over internal supports, or have other redundant support conditions. Any eccentric prestress force will cause a beam to deflect, and if these deflections are restrained at internal supports, … Continue reading →

Posted in Beam Bending, Concrete, Excel, Finite Element Analysis, Frame Analysis, Newton, Strand7 | Tagged , , , , , , | 1 Comment

py_UMom spreadsheet and OptShearCap3600 function

Posted on 20/12/2022 by dougaj4

I have now transferred the Ultimate Limit State design functions from the VBA RC Design Functions spreadsheet to Python format. The new spreadsheet and Python code can be downloaded from: py_UMom.zip The code also includes the OptShearCap3600 function, described in … Continue reading →

Posted in Excel | 1 Comment

More on combined shear and bending design to AS 3600

Posted on 15/12/2022 by dougaj4

Further to the last post on this subject I have been looking at procedures to speed up design for shear to AS 3600 when the “refined” analysis procedure is used. The issues that need to be addressed are: I have … Continue reading →

Posted in Beam Bending, Concrete, Excel, Link to Python, Newton, NumPy and SciPy, PyXLL, UDFs | Tagged , , , , , , , , | 4 Comments

Latex Maths Text in Excel

Posted on 27/11/2022 by dougaj4

There have been many posts here looking at alternative ways of working with functions entered as text on a spreadsheet, and working with units, most recently here. One drawback with this approach is that text in an Excel cell must … Continue reading →

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

Go Your Way

Posted on 15/11/2022 by dougaj4

We haven’t had any Bach for a bit, so here is: An excellent cover of Anne Briggs’ song, Go Your Way: And Anne Briggs herself singing the song, accompanied by Bert Jansch: Go Your Way Anne Briggs And another cover … Continue reading →

Posted in Bach, Excel | Tagged , , | Leave a comment