Experimental research and simplified calculation of natural frequencies of prismatic catenary fixed arch

Geometric nonlinearity adopt total lagrangian formulation, deduce double nonlinearity stability control equations of initial geometrical imperfections catenary arch, with corresponding programs complied in Matlab.

几何非线性采用总体拉格朗日列式法，在此基础上引入材料非线性的影响推导了初始几何缺陷悬链线拱的双重非线性稳定承载力控制方程。用Matlab编程进行了计算分析。

The distribution of vertical stress between the walls and the coefficients of lateral earth pressure according to catenary arch were compared with that according to circular arch.

最后通过算例分析了土拱效应对土压力计算结果的影响。

This paper states a method of analyzing the right catenary arch with variable cross section on slop.

对正拱斜置变截面悬链线坡拱桥的受力分析方法作了介绍。

A differential method for critical pressure of constant section catenary arch with two hinges

双铰等截面悬链线拱面内屈曲临界推力的差分解法

Inner Force Analysis of Right Catenary Arch with Variable Cross section on Slop

正拱斜置变截面悬链线坡拱桥的受力分析

Measuring and testing technique of catenary arch bridge with reinforced concrete slabs

悬链线钢筋混凝土板拱桥测试技术

The multi-pantograph current collection is a kind of mechanical vibration with multi-movable vibration sources, and these vibration sources together with the catenary compose a complex vibration system.

多弓受流是一个多移动振动源的机械振动，这些振动源和接触网一起组成一个复杂的振动系统。

Research on high speed train pantograph/ catenary contact under control with differential geometry theory

基于微分几何理论的高速列车弓网接触控制研究

This catenary control sys-tem is universal and transplantable.

该垂度控制系统具有通用性和可移植性。

Three typical dynamic models for catenary system and a model for pantograph frame are established. A simulation software for the simulation is developed.

建立了各类接触网的欧拉梁-集中质量模型及受电弓的框架模型，开发了其数值模拟软件。

Based on the catenary cable element model, a new compatible equation which reflects the relationship between the unelongated cable length and the horizontal component of its tensile foce is put forward.

基于精确的悬链线索元模型，本文推导了一种反映索原长和索张力水平分量之间关系的协调方程式，以及适用于动力松弛法找形分析的索元弦向刚度表达式。

At the same time, the finite element model of the catenary and the model of the coupling system of the pantograph/ catenary are performed.

同时，建立了接触网的有限元模型和受电弓／接触网耦合系统的动力学模型。

The difference between catenary model and parabola model and its influences on the design of ADSS

悬链线模型与抛物线模型的差异性及其对ADSS设计的影响

Based on catenary model, a new experimental method for growth stress measurement was reported.

基于悬链线模型，详细地介绍了一种用于测定氧化膜生长应力的新实验方法。

The testing machine improved improves the dynamic balancing performance of the rotating disk and the following performance of the horizontal platform, and adds temperature detection part of the contact point between slide contact and the catenary wire.

改进的实验机提高了转动盘的动平衡性能和横向移动台的跟随性能，并且增加了滑板与接触网导线接触点的温度检测部分。

The effect of wind on the course of a projectile. Study of The influence of Current-receiving Quality Between Pantograph and OCS from Tensile Force Acting on Catenary Wire

风力影响飞弹等发射物受到的风力影响承力索张力对弓网受流质量影响研究

This combined force of the catenary wire tunnel pillar of the chemical anchor bolt installation for tensile-shear failure mode and adaptive research.

本文对合武线隧道接触网支柱安装的化学锚栓进行拉剪破坏形式和适应性研究。

Processing of CCD Video Signal in the Catenary Wire Wear of Electric Railway Measuring System

电气化铁道接触网导线磨耗检测系统中CCD视频信号处理

The catenary suspension furnace for quenching and tempering of the crankshafts has been successfully developed, and thus main heat treatment equipment has been renewed.

研制了用于曲轴调质的悬链炉，从而更新了主要的热处理设备。

It should be emphasized in drawing up new specifications that the method of supplying foam by catenary suspension and flexible connection is also adaptable.

在制定新规范时，应说明悬链和柔性连接供应泡沫的方法也是可以采用的。