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利用Ansys 5.5软件，先用特征值屈曲方法求得供料线塔柱失稳载荷的数值解上限，然后以该上限作为非线性屈曲分析的给定载荷施加给供料线塔柱，在渐进加载达到此载荷前，求得塔柱非线性失稳临界解，同时给出载荷位移曲线.
用非线性方法校核供料线塔柱的稳定性
【摘 要】
：
利用Ansys 5.5软件，先用特征值屈曲方法求得供料线塔柱失稳载荷的数值解上限，然后以该上限作为非线性屈曲分析的给定载荷施加给供料线塔柱，在渐进加载达到此载荷前，求得塔柱非线
【机 构】
：
华中科技大学土木工程学院
【出 处】
：
华中科技大学学报
【发表日期】
：
2004年期
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