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3D Frames, axes and stiffness matrices
In the course of adding provision for spring end releases to the 3DFrame spreadsheet, I have also tidied up the code for generating the structure stiffness matrix, and added some documentation to the spreadsheet. The revised spreadsheet (version 2.02) can … Continue reading
Posted in Arrays, Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Newton, Strand7, UDFs, VBA
Tagged 3D frame analysis, 3D stiffness matrix, Excel, global axes, local axes, moment release, spring end release, Strand7, VBA
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