The wave propagation phenomena of the longitudinal wave in the bars,the flexural and shear waves in the beams were also analysed.
分析了杆中的纵波、Timoshenko梁中弯曲波及剪切波的传播现象。
Axisymmetric wave propagation and attenuation along viscoelastic cylind rical tube for a given boundary are investigated within the framework of linear viscoelasticity.
本文在线性粘弹性模型框架内研究了一定边界条件下无限长粘弹性圆柱管中轴对称波的传播和衰减。
One_dimensional wave propagation in column under step loading and impulsive loading are analyzed with the developed finite element program.
采用基于混合物理论的多孔介质模型,给出流体饱和两相多孔介质波动问题的有限元分析方法· 采用罚方法导出的有限元动力方程,时间积分可采用显式和隐式积分两种方案· 用编制的有限元程序分析了一维柱体在跃阶载荷和脉冲载荷作用下的波传播问题,得到该两种瞬态载荷作用下固体和流体相位移、速度以及固体相有效应力和孔隙压力随时间的变化关系,并对波的传播现象进行了分析· 所得结果与理论相吻合
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