无缝钢轨

基于巴克豪森效应的无缝钢轨纵向应力测试

Application of Barkhausen effect to testing longitudinal stress of seamless railroad

超长无缝钢轨零应力轨温实用测试方法

The Practicable Testing Method of the Zero-stress Temperature of the Seamless Rail

超声波检测无缝钢轨热应力研究

Research on Thermal Stress of Capless Rail with Ultrasonic Measurement

磁记忆检测在无缝钢轨内应力测试中的可行性研究

Feasibility Research on Stress Testing of Seamless Railway by Magnetic Memory Testing

超长无缝钢轨减少了列车行驶过程中的振动。

The application of seamless rails reduces train vibration .

事实上，高速铁路的建设中大量使用了无缝钢轨。

In fact , Continuous Welded Rails are largely used in the construction of High Speed Railway .

无缝钢轨起着列车导向和承载的作用，监测无缝钢轨的健康状况已成为当务之急。

Seamless rail plays the role of guiding and hosting the train , it has become imperative to monitor the health status of the seamless rail .

由于无缝钢轨的预留间隙很小，因此温度变化对无缝钢轨的影响比传统钢轨要大的多。

Because the reserved space of the seamless rail is very short , the changing temperature will bring more greater impact to the seamless rail than the common rail .

本文针对无缝钢轨安全监测的迫切需求和现实意义，开展了分布式钢轨应力无线监测系统的研究。

Based on the urgent needs and practical significance for the seamless rail safety monitoring , this paper carried out the research of the distributed wireless monitoring system for rail stress .

根据能量法和Timoshenko梁理论，运用振型叠加法建立轴向载荷作用下无缝线路钢轨谐响应有限元模型，分析了不同温度力作用对轨道结构钢轨振动特性的影响。

According to the energy method and Timoshenko beam theory , the FEM model analyzing harmonic response of CWR ( continunes welded rail ) under the axially load was developed based on the mode superposition method .

无缝线路钢轨振动特性谐响应有限元分析

FEM Analysis on CWR Vibration Characteristic through Harmonic Response Way

桥上无缝线路钢轨断缝计算方法的研究

Study on the Calculation Methods of Rail Break of CWR on Bridge

无缝线路钢轨纵向应力在线检测研究

Study on testing for vertical temperature stress of seamless railroad

无缝线路钢轨温度力测试的位移法

Displacement Testing of Temperature Force of Continuous Welded Rail Track

铁路无缝线路钢轨焊接技术的研究

A Study of Welding Technology for Seamless Trackage

不同温度力下无缝线路钢轨振动特性分析

CWR Vibration Characteristic Analysis under Different Temperature Force

无缝线路钢轨焊接质量研究

The Research of Quality of Rail Welding

轨道纵向位移阻力是分析无缝线路钢轨和桥梁受力的重要参数。

This is an important parameter for the analysis the loading of c w r rails and bridges .

有碴钢筋混凝土梁桥上无缝线路钢轨挠曲附加力的试验研究

The Experiment and Research on the Rail Deflection Force of the Continuous Welded Rail on Ballasted Concrete Girder Bridge

灰斑已成为无缝线路钢轨结构接触焊接头最突出的缺陷。

Grey spot has become the most conspicuous defect in resistance welding joint of the structure of continuous welded rail track .

根据声弹性理论以及公式推导出计算无缝焊接钢轨中的温度应力的公式，并对其中参数的求解方法进行介绍；

The formulas of calculating the PTS of SWR are taken from the acoustoelasticity theory , and the calculating the parameters is introduced .

同时为考虑梁跨挠曲对无缝线路钢轨受力的影响，梁跨高度采用刚臂模拟。

The height of beams is simulated by rigid bars in consideration of the influence of the flexure of beam to CWR rails .

介绍了无缝线路钢轨的重要性及其焊接技术，列出了无缝线路常见的焊接接头病害与防治。

This paper illuminates the importance of weld technology of seamless railway joints , lists its common joint defects , and analyzes the reasons , gives out the solutions .

长钢轨输送是钢轨基地焊接生产的重要环节之一，合理的输送系统对于无缝长钢轨生产线生产效率和安全可靠性的提高以及运行成本的降低起着十分重要的作用。

Long rail transmission is an important part of the rail welding production in base . A reliable transmission system is very useful to improve the operating efficiency and safety reliability of the long rail production lines and reduce the operating costs .

无缝提速道岔钢轨温度力与位移的计算

Temperature Force and Displacement in Welded Switches of Speed Raising Railways

长度控制放散法无缝线路长钢轨不均匀性分析

Unevenness analysis in the long-rail of CWR during stress releasing controlled with length

客运专线无缝线路的钢轨焊接

Rail welding of jointless track of Passenger Dedicated Line

无缝线路长钢轨通常由铁路焊轨厂或现场焊轨基地焊接。

Long rails in jointless track are usually made on welded rail site or in railway welded rail factory .

研究出无缝线路上钢轨在温度发生变化时轴向温度内力的一种有效检测手段，并提出了新颖的理论和方法。

A new theory and principle for a kind of effective testing method of axial internal force of continuous welded rail track when the temperature changes are presented .

无缝道岔群对钢轨位移和纵向力的影响研究

Study on influences of welded turnout group on displacements and longitudinal forces of rails