Based on the deformation theory of linear hardening materials, a simplified finite element analysis method is proposed to calculate the limit load of structures.
基于线性硬化材料形变理论，本文提出了一种计算结构极限载荷的有限元简化算法。
On the analysis of experimental data, the simplified nonlinear constitutive laws for piezoelectric ceramic PZT 4 are presented. The corresponding finite element method is established.
通过对试验结果的分析，提出经过简化的压电陶瓷PZT 4的非线性本构关系，建立相应的有限元计算方法。
In the analysis, the finite element method and other simplified methods are compared using different models of lateral soil stiffness.
采用不同桩侧土抗力与桩身位移关系的模式，以有限单元法进行分析；
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