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。
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准确性。
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。
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。
Our work is interdisciplinary and by this we aim for new ways of problem solving and form finding.
我们的工作是多学科交叉的，所以我们旨在于寻找新的问题解决方法和形状设计。
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。
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。
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。
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.
对双曲抛物面索网结构利用非线性有限元方法对找形、常温下结构受载计算及其火灾反应的过程等进行详细的分析研究。
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 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.
对张弦梁（桁架）结构的找形问题进行了深入研究，根据该类结构的受力特点，提出了分级卸载法，并应用于该类结构两端张拉施工过程的找形分析。
Form finding, static analysis and dynamic analysis constitute the main parts of the cable net structure analysis.
索网的找形分析、静力分析和动力分析构成了索网结构分析的主要部分。
This method can be used in form-finding and construction control on main cables of suspension bridge and other long-span cable structures.
该方法不仅可以应用于悬索桥主缆的找形，同样也适用于其它大跨缆索结构的找形和施工控制。
So the cooperative form-finding analysis of the Tensile membrane Structure is necessary, and it can relatively truly response the mutual function of the cable-pole and membrane.
因此张拉整体膜结构的协同找形分析是必要的，更能真实的反映索杆结构和薄膜结构之间的相互作用。
The whole procedure of cable-reinforced membrane structures design is composed of three parts The first one is form-finding analysis.
索膜结构的设计过程可以分为三个阶段。第一阶段是找形设计阶段。
Three types of form-finding are offered. Meanwhile, combined with the data of wind-tunnel test, the working behaviors under different wind loads are compared and analyzed.
并结合风洞试验结果，对三种找形方案，即不采用稳定索、采用交叉稳定索、采用斜稳定索的结构形式在不同工况下的受力性能进行了比较分析。
During form-finding of catenoid, when the viscosity coefficient was not more than0.7, the dynamic relaxation method taking damp into account had good convergence and the nodes distributed more even.
对悬链面找形时发现，当黏性系数不大于0.7时，动力松弛法收敛，网格节点分布较无阻尼时均匀。
The static equilibrium position form-finding is the premise of the dynamics analysis of the transmission line, and the precision of the form-finding will materially affect the resultant analysis.
输电线静态平衡位置找形是动力学分析的前提，找形精确与否对后续分析结果有很大影响。
The load is applied on the equilibrium model after form-finding, and then the mechanics property of the cable-strut-membrane system under full-span load and half-span load is considered.
其次在找形后的平衡态施加荷载，考虑索杆膜结构体系在满跨、半跨荷载作用下的力学性能。
The principle of the inverse iteration method is stated and the method is applied to one kind of form-finding process.
阐述了逆迭代法的基本过程与原理，并将其运用于预应力索结构的一类形状确定问题。
The principle of the inverse iteration method is stated and the method is applied to one kind of form-finding process.
阐述了逆迭代法的基本过程与原理，并将其运用于预应力索结构的一类形状确定问题。
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