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Category Archives: Link to dll
64 bit Excel and the Strand7 API
Back in May 2017 I posted a sample spreadsheet using the Strand7 API to allow Excel to read and write Strand7 node data and results. A comment noted at the time that the spreadsheet was not working with 64 bit … Continue reading
Posted in Excel, Finite Element Analysis, Frame Analysis, Link to dll, Newton, Strand7
Tagged 64 bit Excel, Strand7 API
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Installing Frame4 and 3DFrame
Following a recent comment I have added a VBA only version to the download files of the frame analysis spreadsheets: 3DFrame.zip Frame4.zip The VBA versions should work on any version of Excel from 2007, with macros enabled, without any further installation. The … Continue reading
Posted in AlgLib, Excel, Frame Analysis, Link to dll, Newton, VBA
Tagged 3D frame analysis, 3DFrame, Excel, Frame Analysis, Frame4, link to dll, VBA
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February Links
Two new links with valuable free resources: .net and office automation follies : including many advanced VBA resources. Thanks to Alfred Vachris for the link. AET VBE Tools : Tools for the Visual Basic editor from Andrew Engwirda (via Daily Dose of … Continue reading
Frame analysis with spring releases; 2D
I have updated the Frame4 spreadsheet to allow a rotational spring stiffness to be specified for members with a rotational end release. The new file can be downloaded from: Frame4.zip See Installing C# dll files, reminder for details of installing the … Continue reading
Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to dll, Newton, Strand7, VBA
Tagged Excel. VBA, Frame Analysis, moment release, spring hinges, Strand7
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Installing C# dll files, reminder
Installing the Frame4 spreadsheet on a new computer I had some problems registering the dll files required for the compiled solver routines, so here is a reminder of the procedure: Copy the alglibnet2.dll and ALMatrixLib.dll files to the appropriate folder (see … Continue reading
Non-linear frame analysis; moment curvature and self-weight
The Python/Fortran/Excel frame analysis program (previous version here) now has several new features added to the 2D-solver routines: The beam bending behaviour may now be specified with moment-curvature tables, rather than the linear-plastic behaviour required in the previous version. Beam … Continue reading
Posted in Arch structures, Beam Bending, Concrete, Excel, Finite Element Analysis, Fortran, Frame Analysis, Link to dll, Link to Python, NumPy and SciPy, Strand7, VBA
Tagged Excel, FEA, Fortran, Frame Analysis, link to dll, moment curvature, Non-linear concrete, Non-linear geometry, Programming the Finite Element Method, Python, SciPy, sparse solvers, VBA, xlwings
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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 Cholesky factorisation, ctypes, Excel, FEA, Fortran, Frame Analysis, link to dll, Non-linear concrete, Programming the Finite Element Method, Python, SciPy, sparse solvers, VBA, xlwings
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