Category Archives: Beam Bending

Using ConbeamU

This post was prompted by a thread at Eng-Tips: https://www.eng-tips.com/viewthread.cfm?qid=501339 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

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Secondary moments in prestressed beams with FEA

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 , , , , , , | Leave a comment

More on combined shear and bending design to AS 3600

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 , , , , , , , , | 1 Comment

RC Design Functions 9.03; compression strut angle adjustment

The RC Design Functions spreadsheet has now been updated to Version 9.03, and is available for free download from: RC Design Functions9.zip The new version includes a number of corrections to the calculation of beam shear and torsion capacity to … Continue reading

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RC Design Functions 9.02; DevLength function

The RC Design Functions spreadsheet has now been updated to Version 9.02, and is available for free download from: RC Design Functions9.zip Changes in the new version include: The new DevLength function returns reinforcement development length to AS 3600, AS … Continue reading

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