Category Archives: Frame Analysis

Non-linear Frame Analysis – Scipy solvers

The frame analysis spreadsheet presented in the previous post has been updated to use the solvers included in the Scipy package.  There is now an option to use either the Cholesky solver, or an iterative sparse solver.  The main advantages of … Continue reading

Posted in Arrays, Beam Bending, Excel, Finite Element Analysis, Fortran, Frame Analysis, Link to dll, Link to Python, Newton, NumPy and SciPy, Strand7, UDFs, VBA | Tagged , , , , , , , , , , , , , | 1 Comment

Non-linear Frame Analysis

Another example using Fortran code published in Programming the Finite Element Method (5th ed. John Wiley & Sons, I.M. Smith, D.V. Griffiths and L. Margetts (2014)), this post provides a spreadsheet based frame analysis program including non-linear bending behaviour and … Continue reading

Posted in Beam Bending, Excel, Finite Element Analysis, Fortran, Frame Analysis, Link to dll, Link to Python, Newton, NumPy and SciPy, Strand7, UDFs, VBA | Tagged , , , , , , , , , , | 3 Comments

ConbeamU 4.10

The ConbeamU spreadsheet has been updated to Version 4.10, to fix a problem with incorrect default parameters being used if the support stiffness columns had empty cells.  The revised spreadsheet (including open-source code) can be downloaded from: ConbeamU.zip Applications in the … Continue reading

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Newton, Strand7, UDFs, VBA | Tagged , , , , , , , , | 13 Comments

Retaining wall analysis – FEA and hand calculations

I have used the PlateMC spreadsheet described in the previous post to compare the results of a finite element analysis of a retaining wall with a similar analysis using the commercial package Strand7, and a simple hand calculation using Coulomb … Continue reading

Posted in Excel, Finite Element Analysis, Fortran, Frame Analysis, Geotechnical Engineering, Link to dll, Link to Python, Newton, NumPy and SciPy, Strand7, UDFs, VBA | Tagged , , , , , , , , , , , , , | Leave a comment

PlateStress Update

The functions from the PlateStress spreadsheet (details here) will be incorporated in the FEA spreadsheets currently being presented. In the process of using these functions I made a couple of improvements: The required sequence of the Gauss Points numbers was clarified: … Continue reading

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

RC Design Functions update

Following a comment here I have updated my RC Design Functions spreadsheet, which is available for free download (including full open-source code) from: RC Design Functions7.zip The main new features in the latest version are: The existing optional “depth” argument has … Continue reading

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

ConBeamU 4.08

The continuous beam spreadsheet has had another update to fix a problem when point loads were applied to cantilevers, and the first support position was not listed as an output point.  The new version (4.08) can be downloaded from: ConbeamU.zip … Continue reading

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Newton, Strand7, UDFs, VBA | Tagged , , , , , , | Leave a comment