Adopting the pole elemnet model , the computer program of mega - frame is corrected . in the end the effect of three kind of connection way to the 本文采用半刚性杆单元模型对普通巨型框架计算程序进行了修正,拓宽了其适用范围,并利用该程序分析了三种不同的连接方式对结构的影响。
By adding solid elements for complex components into a bar element model , a bar / solid element combination model for half - integral body structure of buses is set up 摘要以梁单元模型为基础，通过将复杂部件建立实体单元模型来生成梁体混合模型的方法，建立半承载式客车车身结构有限元模型。
In this paper , the practical model for calculation torsion is set up in algor feas , which is 3 - d girder element model with rigid arms . the model is better used to calculate the effect of deviation load 本文在algorfeas中建立了一种计及扭转的实用模型?带刚臂的三维梁单元模型，用此模型能较好地计及荷载偏载效应。
Fenves " 3 - d joint element modei and its constitutive relations are demonstrated and used to simulate the opening , closing and sliding of joints , and the initial pressure and tensile strength at the interface 论述了三维fenves缝单元模型及缝单元的本构关系，可用以模拟横缝的张开、闭合和滑移，并可考虑缝面的初始压力和抗拉强度。
In the second chapter the paper emphatically presents the three - dimensional elastical - plastical analysis common program caany 99 - - its components , its structural models and element models , its resilience models 第二部分介绍了三维弹塑性分析通用程序canny99的程序构成、程序的计算功能、程序的结构模型和单元模型以及恢复力特性模型。
Subsequently , two kinds of basal movable element models actuated by sma are studied , they are bidirectional bending beam element which can yield bending deflection , and linear actuating element with linear displacement output 研究了两类基本的sma驱动单元模型：具有弯曲变形输出的双向弯曲梁单元和具有直线性位移输出的轴向伸缩单元。
This model transacts and calculates pull and press section of reinforcement concrete by different methods : the reinforcing steel bar element model is adopted at pull section and the reinforced concrete enblock model is adopted at press section 该模型用不同方法处理计算钢筋混凝土拉区和压区：拉区钢筋采用杆件单元模型，压区钢筋混凝土则采用整体式模型。
Abstract : the paper analyses the characteristic of automatic fem system , presents how to affect the results of analysis to any structure with different type of elements , puts forward the cases of application for this type of system 文摘:本文就现行的全自动建模fem系统特点进行了分析，比较了结构不同单元模型对分析结果的影响，阐述了其所适应的应用场合。
The model incorporated the advantages of the unit model , the water balance model and the hydro - system identification method , and can simulate the real - time and adaptive characteristics of water resources system changes in complex basins 该模型方法集单元模型方法、水量平衡模型方法、水文系统识别方法之优点，能实时“自适应”模拟复杂流域水资源系统变化。
Calculating results indicate that these methods cannot faithfully reflect the influence of hollows to local stresses of slabs , so that it is necessary to establish three - dimensional solid elements to make mini - model simulating analysis by fem 算例结果表明,这些方法都不能如实反映空腔对板局部应力的影响,有必要建立三维体单元模型进行细化有限元仿真分析。
