平面框架 meaning in English
plane framework
Examples
- The authors describe the modelling of a railway steel truss bridge with long - span in order to analyse the detailed distribution of stress for members and nodal plates in main truss , the detailed deformation and stress distribution due to frame effect on transversal bracing plane in truss bridge , and the detailed distribution of stress in important parts of the steel plate girder bridge with initially transversal deformation by using sseb in this article
本文建立大跨铁路钢桁梁桥和钢板梁桥全桥结构仿真分析数学模型，说明了钢桁梁桥杆件和节点板详细应力分布、平面框架详细变形与应力分布和有变形缺陷钢板梁桥重要部位应力的仿真分析结果等问题。 - 2 . applying integral finite element model of rc , stiffness matrix is derived , and the non - linear finite element analysis prograxn of plain rc frame is worked out , by which a high - rising rc frame is analyzed linearly and non - linearly , making a deep study on its displacemeni and intemal forces . 3
采用钢筋混凝土整体式有限元分析模型，建立了有限元分析刚度矩阵，编制了钢筋混凝土平面框架结构非线性有限元分析程序；应用程序对高层框架结构进行了线性和非线性分析，探讨了这种结构在静力和动力荷载作用下结构的内力和位移分布规律。 - Then after a semi - rigid joint behavior can be modeled as a finite stiffness rotation spring , base on rotation and displacement equation derive the element stiffness matrixes with semi - rigid connections where the effects of jointed flexibility and shear forces in the connection deformations have been considered in and fixed - end forces are modified . finally , a program for calculating system reliability of semi - ridge steel frames with monte carlo method and finite element analysis has compiled for calculating and analyzing . by calculating results of several examples for steel frame in semi - rigid joints case show the change of joint stiffness and other kinds of factors affect the system
接着本文在介绍和分析半刚性连接弯矩和转角关系模型的基础上，用带有转动刚度的弹簧表征半刚性连接，推导出半刚性连接的刚度矩阵，对固端力进行修正，同时考虑了剪切变形的影响，编制了半刚接钢结构平面框架的有限元程序bhpfl ，并在其基础上编制了基于蒙特卡洛法的montecarlo - bhpfl有限元相结合的方法，进行体系可靠度的分析。 - This paper , in allusion to damage of expansion joint of bridge , introduces a sort of new structure of jointless device - semi - integral abutment jointless bridge , and establishes model of general structure finite element of this bridge , and in details analyses its qualities of stress . the model considers the interaction of superstructure - substructure - soil . resistance of the soil behind abutment adopts still soil pressure and elastic resistance when the temperature rising , but active soil pressure when dropping . analysis of qualities stress of bridge includes of action of dead load , car load , temperature load of season character . taking an 100m length pc semi - integral abutment jointless bridge as instance , the paper establishes the model of plane frame by applying large common software - anasys , and analyses it by elastane and large deformation to imitate character of stress and deformation of general bridge . at the same time corresponding models of finite element of joint bridge and integral abutment bridge are established , and unique stress and performance of structure of semi - integral abutment jointless bridge are researched by comparing and analysing character of three different models under same loading , and controlling factor of design and constitution are generalized . in conclusion , for semi - integral abutment jointless bridge , on one hand shear , moment and deflection of the main beam and axis force of substructure are approximate with that of joint bridge , and integral stifmess of structure is increased and damage of expansion joint is eliminated , on the other hand there is axis force in main beam , shear and moment of substructure are bigger than that of joint bridge . in all this type of jointless bridge has rational stress and is worth of application and popularization
半整体式桥台无缝桥梁计算模型考虑了上部结构-下部结构-土的共同作用；台后土抗力升温时采用静止土压力加弹性土抗力，降温时采用主动土压力；分析桥梁受力性能时考虑了结构自重、车辆荷载和季节性温变荷载的作用。以一座桥长100mpc半整体式桥台无缝桥梁为实例，采用大型通用软件ansys建立平面框架模型，进行弹性、大变形分析，模拟全桥受力和变形特点；同时建立与此对应的有伸缩缝桥梁和整体式桥台无缝桥梁有限元模型，通过三种桥型同步加载对比分析，研究半整体式桥台无缝桥梁独特的受力特点和结构性能，总结其设计控制因素和构造要求。通过本文研究知：半整体式桥台无缝桥梁主梁的剪力、弯矩、挠度和下部结构的轴力与梁式桥相近，结构整体刚度增大，并除去了伸缩缝病害；但主梁增加了轴力，下部结构剪力、弯矩较梁式桥大；综合分析是一种受力合理有实践和推广价值的桥型。