Two aspects, controlling over the internal stress distribution of structures and structures「 shape, are the main criterion for evaluating the efficiency of form finding methods.
对结构内部应力和结构形态(外形)的控制是结构分析和设计中非常重要的两个方面。
The way of form finding of air-supported membrane structures form is analysed using nonlinear finite element method with the corresponding computer program compiled.
采用非线性有限元方法对气承式膜结构进行初始形态分析,编制了相应的程序。
A model experimental research of the stage of form finding (namely prestressing) for the cable-supported lattice shell structure, which is widely paid attention to in the world, is carried out.
对目前在国内外引起广泛关注的大跨度空间索承网壳结构进行了成形即预应力张拉阶段的试验研究。
The static analysis and dynamic analysis of the cable net structure can be carried out after the form finding of the structure.
索网结构找形分析完成以后就可以继续进行其静力分析和动力分析。
The results from experiment verify the veracity of the inverse iteration and weighted form finding method.
试验结果验证了逆迭代加权找形法分析的準确性。
It is well known that a proper form finding method leads to a concise and efficient structure analysis process, respecting to the designer」s ideas.
恰当的找形方法能使得结构分析简洁而有效,获得建筑工程师和结构工程师双方的满意。
Based on the geometrical nonlinear theory, the equations for form finding of cable nets and membrane structures are established.
在几何非线性有限元理论的基础上,建立了膜结构和索网结构非线性位移法找形分析的基本方程。
The main differences between the design of membrane structure and traditional building structure are the form finding analysis and the cutting pattern analysis.
膜结构的设计过程与传统建筑结构不同之处主要是找形分析和剪裁分析。
Force density method is frequently used for form finding of tensioned membrane structure.
力密度法是张拉膜结构找形分析中最常用的方法之一。
Based on the nonlinear finite element method, the two-time method for form finding considering gravity is proposed and the related computing program is designed.
其次提出了以有限元法为核心的考虑索膜重力作用的二次找形法,编制了相应的程序。
Cable structures with hyperbolic paraboloid shape are analysed in detail for the form finding and structural loading calculation as well as fire reaction at high temperature by FEA method.
The problem concerning form finding of the beam(truss)string structures is studied and the method named offloading by steps is put forward in accordance with the mechanical behavior of the structures.