... 这可归结为控制电压增大（或减小）压电层的应变 量，导致结构总体抗拉刚度的变化． 4结语本文提出一种新型的谱有限元法（SFEM）—— 多层谱有限单元法（MLSFEM），对全ACLD覆盖 的杆结构纵向振动响应与控制作了研究．与有限元 法（FEM）相比，若精度相同，ML...
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In this paper stochastic finite element method and SFEM-based reliability evaluation are developed for linear, nonlinear, static and dynamic problems.
本文针对工程结构中的随机因素，开展了线性与非线性，静力和动力问题的随机有限元法，及以此为基础的结构可靠性研究。
The (aeolotropism) and Bauschinger effect resulted from plastic deformation under cyclic loading were reflected by the kinematic hardening model in the SFEM.
针对复杂的交变载荷，采用运动强化模型反映塑性应变引起的各向异性和包辛格效应。
Based on the second-order perturbation technique, the stochastic finite element method (SFEM) of the strength analysis of the turbine blade is introduced in this paper.
本文基于二阶摄动技术研究叶片强度分析的随机有限元方法。
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