Author Archives: dougaj4

Ana Vidović

Posted on 29/01/2023 by dougaj4

Ana Vidović (born 8 November 1980) is a classical guitarist originally from Croatia. A child prodigy, she has won a number of prizes and international competitions all over the world. Here she is at St. Mark’s Church, San Francisco: Concert … Continue reading →

Posted in Bach | Tagged , , | 1 Comment

Using ConbeamU

Posted on 20/01/2023 by dougaj4

This post was prompted by a thread at Eng-Tips: https://www.eng-tips.com/threads/deflection-equations.501339/#post-8860838 The beam analysis functions in the ConbeamU spreadsheet allow for the use of any SI units, or any non-SI units found in the long list included with the spreadsheet. I … Continue reading →

Posted in Beam Bending, Excel, Frame Analysis, Newton, UDFs, VBA | Tagged , , , , , , , , | 12 Comments

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

Which was Douglas Adams’ single best line of writing?

Posted on 05/01/2023 by dougaj4

is a question from Quora, from which my favourite of the many responses was: For many more see: https://www.quora.com/Which-was-Douglas-Adams-single-best-line-of-writing

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Downloads from the 60’s

Posted on 29/12/2022 by dougaj4

Two new download sites with some of my favourite music from the 1960’s: Bert at the BBC from bandcamp: https://bertjansch.bandcamp.com/album/bert-at-the-bbc … and for something completely different, assorted recordings from Tom Lehrer:

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