CSF models non-prismatic members via (1) continuous interpolation between polygonal sections and (2) a per-polygon weight field w(z); it then computes continuous section-property fields along z
yaml opensees openfast structural-mechanics section-properties tapered-beams nrel-5mw non-prismatic tapered-beam variable-cross-section continuous-section wind-turbine-tower degradation-modeling sap2000-integration cross-section-analysis finite-element-preprocessing weight-field
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Updated
Feb 23, 2026 - Python