Thus, the design of PC curved beam is very complicated.
这将使得预应力混凝土曲梁的设计变得复杂。
This paper treats of the fixed end forces of circular curved beam.
本文讨论圆弧曲线杆固端力。
In the appendix, a rigidity matrix representation of a boundary member such as the curved beam is presented.
在附录中列出边缘构件曲梁的刚度矩阵的形式。
The approach is based on large deflection characterisation of a curved beam, coupled with fracture mechanics concepts.
该方法是基于曲梁大变形理论及断裂力学而提出来的。
In this paper, based on the behaviour of a curved beam, the change of the stiffness of restrained steel beams is studied.
本文根据曲梁的变形特点和虚功原理,分析了约束钢梁自身刚度的变化过程。
Steel box continuous curved beam with its big span, little section, esthetical sculpt, is adopted generally by municipal projects.
钢箱连续曲梁以其跨度大、面小、型美,普遍被市政工程采用。
A nonlinear characteristic of taper leaf springs is presented by using the model of curved beam and the principle of virtual force.
通过建立钢板弹簧的曲梁模型,应用虚力原理求解位移,得到了变截面钢板弹簧刚度的几何非线性特性。
Meanwhile, the springback potential energy principle is applied to calculate the springback deformation of a pure bending of curved beam.
同时,应用该回弹势能原理于纯弯曲梁的回弹变形计算。
The plane curved beam theory with rectangular section is employed to explore the bending and twisting coupling vibration characteristics.
矩形截面的平面曲梁理论探索的弯曲和扭转耦合振动特性。
Applying the theory of curved beam FEM, a practical method of structure analysis of curved bridge is build when considering the sidelong support.
应用曲杆有限单元法建立曲线梁桥的实用分析方法,并考虑了曲线梁桥的非径向支承特征。
The results show that the seismic response of curved beam bridge and the influence of curvature radius can be reduced by using lead rubber bearing.
结果表明:铅芯橡胶支座不仅可以有效地降低曲线梁桥的地震响应,还有助于减少曲率半径对曲线梁桥地震响应的影响。
Based on the minimum potential theory of energy method, adopting Eular equation, the governing differential equations of curved beam were established.
基于能量法中的最小势能原理,结合欧拉方程建立了构件变形后的中性平衡微分方程。
Electromechanical integrated; Toroidal drive; Manufacture of the stator; Manufacture of the toroidal worm; Curved beam; Minimum energy method; Efficiency.
机电集成; 超环面传动;定子加工; 环面蜗杆加工;曲线梁;最小能量法;效率。
Based on the results reported herein, one may conclude that the proposed curved element may be used for the analysis of three-dimensional curved beam structures.
基于所给出的结果,可望该有限元模型可以作为分析三维空间曲梁结构的有效工具。
This paper has made introduction of construction technology of steel box continuous curved beam as the references for construction departent and design department.
钢箱连续曲梁以其跨度大、断面小、造型美,普遍被市政工程采用。
Based on the new contact model, finite element analysis scheme of drill rods in contact with curved boreholes is given using Bernoulli spatial curved beam elements.
利用新的接触模型,采用忽略横向剪切变形的三维空间曲梁单元对三维曲井内钻柱的接触非线性进行了有限元分析,给出了一套计算方法。
According to the finite element method for the plane curved members, a program of time-dependent analysis for prestressed concrete curved beam bridges is developed.
用平面曲杆有限元法编写、调试了预应力混凝土曲线架桥的时效分析程序。
The curved beam finite element method, which is based on the theory of curved girder structure analysis, has been adopted for analyzing the curved bridge structure in this Paper.
本文根据曲线梁桥的结构分析理论,采用曲杆有限元法对曲线梁桥进行结构分析。
The equation is different from other conclusions inferring and quoting curved beam differential physical equation(with same fundamental assumptions) in the correlative literatures.
该方程与相关文献中推导和引用的曲梁微分物理方程(基本假定相同)结论不同。
When a curved beam is bending in the plane of the curvature, the neutral axis of cross section is not identical with the axis of gravity due to the influence of the initial curvature.
由于曲率的影响,曲线梁在其曲率平面内弯曲时的中性轴不通过横截面的形心。因此弯矩在形心处要引起正应力,从而引出所谓“等效轴力”的概念。
In this paper, through a dynamic test, the vibration characteristics of a continuous concrete curved beam bridge with isolated columns along radial and vertical direction are studied.
通过动态测试,对独柱式连续梁弯桥的径向、竖向振动特性进行了分析。
The comparison of the results by using curved beam element of this paper and a broken line approximation of several straight beam elements shows that the curved beam element is much b…
按本文公式编制的曲梁单元程序的运行表明,计算一个曲梁单元和计算一个直梁单元所需的计算机时间几乎是一样的。
The calculation models of curved beam Bridges with same span length, but different curvature radius, center angles and supporting forms are established by means of finite element software.
利用有限元软件,建立了跨径相同、曲率半径和圆心角以及支撑形式不同的弯梁桥计算模型。
From the variation principle, an analytical solution of the tangential stiffness matrices with nonlinear effects geometrically, for two-nodal two-dimension curved beam element, has been derived.
利用变分原理,推导了两节点二维曲梁单元几何非线性的单元切线刚度矩阵。
This paper analyzes the causes and treatment of the torsional displacement and plane rotational displacement of curved continuous concrete beam bridge basing on an engineering example.
通过一个混凝土弯连续梁桥梁体出现较大扭转位移与平面转动位移的工程实例,分析其出现的原因及处理措施。
The article have expounded the load acting on PC single track beam, and the calculation of curved PC single track beam including force, prestress and the stress etc.
阐述了作用于PC轨道梁桥结构上的荷载,曲线pc轨道梁的内力计算,预应力计算,应力计算及组合。
On the basis of relevant test, the curved bear capacity of carbon fiber cloth reinforce reinforcing bar steel fiber concrete beam is studied.
在有关试验的基础上,对碳纤维布加固钢筋钢纤维混凝土梁的抗弯承载力进行了试验研究。
A theoretical approach is provided to investigate the problem of local free vibration of an initially stressed curved sandwich beam in this paper.
文章研究了受初始静载荷作用下夹芯复合材料曲梁的面板的局部自由振动问题,并给出一种相应的理论分析方法。
A theoretical approach is provided to investigate the problem of local free vibration of an initially stressed curved sandwich beam in this paper.
文章研究了受初始静载荷作用下夹芯复合材料曲梁的面板的局部自由振动问题,并给出一种相应的理论分析方法。
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