查询词典 contact rail

Our Business scope in Rail Signaling is Automatic Train Control system for Rail signaling, closely collaborating with Thales Rail Signaling Solution in CANADA.

我们在轨道信号系统的业务范围包括轨道信号列车自动控制系统，在这一领域我们与加拿大泰雷兹轨道信号公司有着密切合作。

A comparison of it with the case in wheel/rail typed high speed trains was discussed in detail.The main conclusion obtained is that around 300 km/h wheel/rail trains should be the backbone of the ground high speed rail transit system.

得到的主要结论是：地面高速轨道交通应以 30 0 km/h左右的轮轨高速铁路为主体；在需要 40 0～ 60 0 km/h超高速的特定条件下，也可以采用磁浮高速列车，作为一种补充。

Therefore, there have the important practicatol of city transportation plan in our country, but metropolis circle rail transit plan research then just started, although has carried on the Yangtze River delta area rail transit plan, the Zhujiang Delta rail transit plan, also has yielded many results, but still has not formed the systemic theory and method.

我国在城市交通规划及城市轨道交通规划研究中已经积累了丰富的理论与方法，但是对于都市圈交通规划研究则刚刚起步，虽然我国也进行了长江三角洲地区轨道交通规划、珠江三角洲轨道交通规划，也取得了不少成果，但仍然没有形成系统的理论与方法。

A comparison between multi-rail networks and single-rail networks which have the same bandwidth as multi-rail networks is also given in theoretical analyses.

采用理论分析的方法比较了具有相同网络带宽的多轨网络和单轨网络，分析表明，前者可以有效降低网络延迟，因此能够比后者提供更高的网络吞吐率。

In this paper, the 3D FEM models of cone-tread and worn-tread locomotive and vehicle wheels are firstly established, which come into contact with the rail of standard size. There hasn't been any more refined 3D FEM computation model of wheel/rail up till now. The elastic effect of crosstie and roadbed is also considered.

本文建立了锥形踏面、磨耗形踏面的机车和车辆车轮分别与标准轨道相接触的三维有限元计算模型，模型还考虑了轨枕和部分道床的弹性作用。

In this paper, the 3D FEM models of cone-tread and worn-tread locomotive and vehicle wheels are firstly established, which come into contact with the rail of standard size. There hasnt been any more refined 3D FEM computation model of wheel/rail up till now. The elastic effect of crosstie and roadbed is also considered.

本文建立了锥形踏面、磨耗形踏面的机车和车辆车轮分别与标准轨道相接触的三维有限元计算模型，模型还考虑了轨枕和部分道床的弹性作用。

Regarded the rail as a continual Euler-Bernoulli beam in Winkler ground,the train-track-roadbed model is established,with the consideration of pseudo-static load of train and dynamic contact force between wheel and rail.

4视钢轨为Winkler地基上连续的Euler-Bernoulli梁，建立了列车-轨道-路基模型，同时考虑列车荷载的拟静力和轮轨动态接触力。

Locks the contact through side rail switch electricity to control opposite party signal electromagnetism to lock the electric circuit which the electricity locks,realizes the semaphore interconnection between the semaphore and the rail switch as well as.

通过一方道岔电锁器的接点控制对方信号电磁锁器电锁的电路，以实现信号机和道岔间以及信号机相互间的联锁。

The electricity locks the interconnection separately supposes the electricity on the rail switch and the signal handle to lock,the electricity locks on has the contact separately on behalf of the rail switch and the signal position.

电锁器联锁分别在道岔和信号握柄上设电锁器，电锁器上有接点分别代表道岔和信号位置。

Based on the wheel/rail multi-point contact in turnout zone, a dynamic design theory for high-speed railway turnout was established and several creative designs were made, such as separated semi-tangent switch plane linetype, horizontal hidden nose structure of turnout frog, short transitional top surface figure of the switch rail, and track stiffness of turnout with even elasticity.

基于道岔轮轨多点接触关系，建立了高速道岔动力分析理论，并设计出适合我国高速道岔的相离式半切尖轨平面线型、心轨水平藏尖结构、尖轨短过渡顶面轮廓和弹性均匀的岔区轨道刚度。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。