This paper describes a method based on the generalized principle of virtual work to derive the hybrid model of finite element. An assumed-strain hybrid model was obtained.
本文提出用广义虚功原理的方法建立有限元的杂交模型，并具体导出了一种杂交应变模型。
When treating the finite element models of the composite structure, this paper presents a "virtual beam" element mode relaxation method for the accordance of different elements.
在处理组合结构有限元模型时，对不同类型单元之间的协调提出一种“虚梁”单元节点松弛方法。
A virtual balancing method of a flexible rotor based on rotor dynamic and finite element method is proposed in this paper to decrease the vibrations caused by mass unbalancing.
为了有效地降低回转机械由于质量不平衡引起的振动故障，基于转子动力学理论和有限元数值分析方法，进行了柔性转子系统虚拟动平衡研究。
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