周辺ピン支持された自由曲面ラチスシェルの弾性座屈荷重に対する形状初期不整敏感性の検討

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タイトル別名
  • INITIAL SHAPE IMPERFECTION SENSITIVITY OF FREE-FORM LATTICE SHELLS WITH PIN SUPPORT BOUNDARY TO ELASTIC BUCKLING LOADS

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<p>In recent years, advancements in construction technology have led to the construction of many free-form lattice shells with complex curvatures. As a result, there is a growing need for research on the buckling strength of these structures. This paper focuses on various free-form lattice shell models with distinct mesh patterns and boundary shapes, investigating their buckling behavior in response to initial shape imperfections. We aim to clarify the impact of these differences on the sensitivity of elastic buckling loads to imperfections. Additionally, we will conduct reduced stiffness (RS) buckling analysis, a method for predicting the lower limit of buckling load in the presence of imperfections and analyze its relationship with elastic buckling analysis.</p>

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