1) degraded shell element
实体退化壳单元
1.
After the modeling of degraded shell element is introduced,the prestressed concrete multi-T girder bridge is modeled and the steel and the prestressed steel are depicted by layered shell element.
针对预应力混凝土多T梁桥,基于实体退化壳单元,研究了多T梁桥极限承载力的计算方法。
2) solid degenerated-combined shell element
实体退化组合壳单元
1.
In the model,based on finite element method,tendon was simulated by 3-D link bar element of total Lagrangian method,solid degenerated-combined shell element was used to simulate prestressed concrete beam,and the stiffness of link element contributing to concrete eleme.
应用有限元理论,采用全拉格朗日列式的三维杆单元模拟预应力钢筋;采用实体退化组合壳单元模拟结构;应用钢筋单元和混凝土单元之间的位移场关系形成钢筋对混凝土单元的贡献,将预应力钢筋对结构的作用直接反映在单元模型内部。
3) degenerate shell element
退化壳体单元
4) degenerated solid element
实体退化单元
1.
) cable-stayed bridge and its stress characteristics,degenerated solid element was adopted to build 3D models of cantilever casting analysis for P.
)斜拉桥的结构及受力特点,提出用实体退化单元建立P。
2.
Based on degenerated solid element, the threedimension stability analysis of bridge with high piers is performed.
利用实体退化单元,对高墩桥梁进行了三维有限元稳定性研究。
3.
Based on the traditional solid isoparametric element and shell theory, a new type of degenerated solid element was proposed, with bars modeled using the three-dimensional disperse model.
)曲线桥梁极限承载能力的问题,提出采用实体退化单元的三维分析方法。
5) degenerated solid elements
实体退化单元
1.
For multi-objective dynamics analysis of complex bridge health monitoring,Based on t degenerated solid elements,the formula was deduced for dual modeling with whole scale and local scale.
针对复杂桥梁健康监测系统中多目标的动力分析问题,基于实体退化单元,推导了整体尺度和细节尺度混合建模的计算公式。
6) plate-shell assumptions
实体退化板单元
1.
Classical plate and shell finite elements are derived from corresponding theories of plate and shell, and the theories of plate and shell are based on spatial theory of elasticity and plate-shell assumptions.
在空间等参数单元的基础上,直接引入板壳的基本假定,修改空间等参数单元的弹性矩阵,从而构造出适合于厚薄板壳分析的20结点实体退化板单元,并将其应用于开口圆柱薄壳的静力分析和厚薄板的固有振动分析。
补充资料：单元组合仪表
由若干种具有独立功能的标准单元组成的一套调节仪表。见电动单元组合仪表、气动单元组合仪表。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条