平面桁架

同时，将本单元应用于钢筋混凝土非线性有限元分析，提出了钢筋混凝土等效铰结平面桁架单元模型，大量算例证实本文方法的正确可行，可供工程应用结构分析参考。

Further , this kind of element is applied in nonlinear analysis of reinforced concrete ( RC ) structure and the equivalent plane truss element model of RC structure is proposed in the paper . Abundant examples prove that the method is applicable which can be referenced by in engineering .

在有限元分析的基础上，利用ANSYS软件，对一个工程平面桁架实例分别使用了两种分组方法进行材料用量的优化设计，并且进行了比较。

Based on the finite element method , by means of ANSYS , two kinds of grouping methods are used for an actual example of a plane truss structure , and a comparison of final results of design optimization . The first grouping method is by engineering experience ;

平面桁架力学分析的细胞自动机方法初探

An Approach to Mechanical Analysis of Plane Truss Using Cellular Automata

解静不定平面桁架的A.F法

All Force Method for Solving Statically Indeterminate Problems of Plane Trusses

等效铰结平面桁架单元有限元法的研究

Research on the Finite Element Method of Equivalent Plane Truss Element

平面桁架损伤识别理论及数值分析

The Theoretic and Numerical Analysis of Damage Identification of the Plane Truss

平面桁架常作为承重结构用于工业建筑的屋盖体系中。

Plane truss is a major style of sustainable system for roof .

平面桁架损伤识别的柔度差值曲率法

Flexibility difference curvature method used in the damage detection of plan truss structure

有限平面桁架单元法的研究及应用

Research on the Finite Plane Truss Element Method and the Application in Engineering

基于结构优化的大跨张弦平面桁架经济性分析

Economical Analysis Based on Structural Optimum of Long Span Plane Truss String Structure

研究了平面桁架结构拓扑优化设计的模拟退火算法。

This paper studies the simulated annealing algorithm for topology optimization of truss .

大跨度悬臂平面桁架结构在竖向地震作用下的实用分析方法

The Actual Analysis Method under Vertical Earthquake Affects About the Large-Span Cantilever Plant-truss Structure

平面桁架在框架设计中的应用

The use of plane truss in frame design

刚接平面桁架的优化设计

An optimum design for rigid coupling plane trusses

平面桁架有限元程序设计

Finite element procedure design of the plane truss

平面桁架结构损伤的探测、定位与评估

Damage Detection , Location and Estimation for Trusses

高层杆系结构的解析解平面桁架是一种自然离散化的杆系结构。

Analytical Solutions for Highrise Frame Structures The plane truss is a natural dispersed .

平面桁架内力计算的简化

Simplified internal force calculation of plane truss

采用等效平面桁架单元对钢筋混凝土结构进行非线性分析

Study on the nonlinear analysis of reinforced concrete structures by equivalent plane truss element method

超静定平面桁架零杆判别定理的讨论

Discussion on Distinguishing Theorem for the Zero & member of the Statically Indeterminate Planar Truss Structure

桁架由四个平面桁架组成，每两个节间及每个节间均有对角撑。

The truss comprises four plane trusses each two panels and each panel has one diagonal brace .

回传矩阵法自提出以来已被成功应用于平面桁架结构和层状介质的瞬态响应分析中。

An extension of the reverberation matrix method is made to transient analysis of structures with MTMD .

本文建立了钢桁梁桥的平面桁架计算模型与空间刚架计算模型，分析比较了2种计算模型的静力计算结果；

The horizontal truss calculation model and spatial rigid-frame calculation mode 1 of steel truss bridge are established .

编制了相应的程序，分析了几个平面桁架结构，并将这种方法拓展运用于空间桁架结构。

The corresponding program is applied in several plane truss structures and developed to analyze space truss structures .

介绍了平面桁架结构内力分析系统的设计思想、所用技术及其主要功能。

This paper describes the design idea , used technique of the software on internal force analysis of plane trusses .

国家体育馆屋盖为大跨度平面桁架结构，纵向由14榀平面桁架构成。

Largespan plane truss structure was used in National Stadium roof , which was composed of14 plane trusses at longitudinal direction .

研究了具有多种约束，特别是动力学约束（频率约束）作用下的平面桁架形状优化问题。

A shape optimization problem for plane truss subjected to various constraints , especially dynamic constraints ( frequency constraints ) was investigated .

最后通过十杆平面桁架的数值例题来验证遗传算法应用的可行性和有效性。

Finally , a numerical example of the ten bar truss was presented to demonstrate reliability and feasibility of GA 's application .

结果表明：主桁的挠度和内力可以按平面桁架计算；

Test results show that the deflection and the internal force of the main truss can be calculated according to the plane truss .

最后，用一六跨平面桁架桥模型进行数值模拟，验证文中所提方法的有效性。

Results of illustrative examples of a six-bay plane truss bridge model are given in order to demonstrate the effectiveness of the proposed procedure .