...弹塑性屈曲；优化设计 [gap=1366]Keywords:single layer latticed shell; stability; geometrical non linearity; elastic plastic buckling; design optimization ...
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弹塑性动态屈曲 Elastic plastic dynamic buckling
Elastic-plastic buckling of member under the axial compressive load and bending moment is an old research subject.
压弯构件弹塑性屈曲问题是一个比较古老的研究问题。
参考来源 - 碳纤维增强有残余应力压弯构件弹塑性失稳分析·2,447,543篇论文数据，部分数据来源于NoteExpress
对充满液体的薄壁圆柱壳经受轴向压缩时的屈曲载荷和屈曲模态进行了弹塑性屈曲分析。
The elastic plastic buckling analysis is completed on bucking load and buckling mode of thin wall cylindrical shells fully filled with liquid under axial compression.
研究证实：罐壁竖直轴向压应力和由内压（静水和动水压力叠加）所产生的罐壁环向拉应力共同导致罐壁失稳，发生弹塑性屈曲变形；
The research proves that the internal pressure due to the axial compressive stress and the circumferential membrane causes the buckling of the tank wall.
考虑了弹塑性应力波传播对屈曲的影响，建立了该问题横向扰动方程。
The equation of lateral disturbance used to analyize the problem is developed by taking into account the effect of elastic-plastic stress wave.
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