【摘要】 本文采用空间梁单元和三角形空间板壳单元对一种新型空间屋盖结构在各种荷载工况下的内力、变形和整体稳定性进行了较为全面的计算分析 ,找出最不利的荷载工况以及相应的整体稳定临界荷载系数和失稳模态 ,根据计算结果提出若干建议供设计人员参考更多还原

【Abstract】 In this paper, The stress, deformation and stability of a new space roof structure under variety load conditions are calculated and analyzed with space beam element and trangle plate element method. The ultimate load condition and corresponding total stability critical load factor and instability mode are given.更多还原