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“LA” = “Linear Analysis”
“LBA” = “Linear Buckling Analysis”
“GNA” = “Geometrically Nonlinear Analysis”
“MNA” = “Materially Nonlinear Analysis”
“GMNA”= “Geometric and Material nonlinr”
“GMNIA”=“Geom. & Matl. Nonlin with Imperf.
“em1” = “eigenmode1 imperfection shape”
“weld” = “welding distortion imperf. shape”
The axial displacement is that measured at the top of the model shown in the previous image (where the axial stress P is applied).
From the same paper as the previous image.
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