• 因此针对地铁列车振动振减振措施已经成为一个重要研究课题

    Therefore, the measure of the vibration isolation and damping according to the Metro vibration has been to become an important research topic.

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  • 指出了应力场几种处理方法以及隧道列车振动分析宜采用的计算方法

    Some disposal methods of the initial static stresses are presented and a preferable method is recommended in the analysis of train vibration responses of tunnels.

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  • 以此基础,建立列车振动荷载分析模型,确定了列车振动荷载的数定表达式

    And then, the loading analysis model for the train vibration was established and the mathematical expression was obtained.

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  • 通过与列车振动现场测试结果(路堤位移速度)比较证明了所采用模型的合理性

    Compared with the in-situ testing results of train vibration, including embankment displacement and velocity, it is shown that the presented model is reasonable.

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  • 跨越铁路高速公路桥梁在灌筑混凝土期间列车振动桥梁体混凝土影响一个在施工中不容忽视的问题

    The influences of train vibration upon concrete of expressway bridge girders spanning railway line during casting of the concrete are a problem that cannot be neglected.

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  • 本文首先介绍了列车振动荷载产生作用机理轮轨耦合动力学分析模型,轮轨接触模型和轮轨不平顺模型。

    This paper introduces the producing and acting mechanics of the train vibration loads, wheel-rail couple dynamic model, wheel-rail contact model and irregularity model.

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  • 国内外已有学者地铁列车振动诱发相关问题作了研究,大部分假设隧道不变理想情况进行的。

    Domestic and foreign scholars have been induced by vibration of subway trains were research-related issues, but most of the same depth in the assumed tunnel carried out under ideal conditions.

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  • 这种情况下研究地铁列车振动影响多孔介质地下水的溶质运移(污染物扩散)问题具有理论意义实际意义。

    In that case, it is significative that the research which is about hydrodynamic dispersion with the effect of metro trains vibration.

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  • 如何合理的设计车辆轨道抑制车轨耦合振动成为磁浮列车系统研究热点问题。

    How to design the vehicle and guideway feasibly to attenuate the coupling vibration is a hot topic in the maglev train engineering.

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  • 采用直线同步电机拖动,较解决磁悬浮列车振动悬浮导向要素问题。

    Adopting the driving of the linear synchromesh motor can well solve three element factors (vibration, suspension and guidance) of magnetically suspended train.

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  • 利用三角级数模拟轨道不平顺采用列车编组桥梁组合模型建立了车桥耦合振动方程

    By simulating the track irregularities with trigonometric series method, the train-bridge coupling vibration equations are established based on the combined modal of train formation and the bridge.

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  • 根据轨道加速度测试数据分析车辆体系振动,得到列车荷载模拟数定表达式

    A frequency spectral analysis was performed and a simulated deterministic expression of train loading was obtained by analysing the vibration of the carriage system.

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  • 本文应用键图及其相应的键图模拟程序TUTSIM解决列车振动实际问题

    Described in the paper is the solution to the problem of train perpendicular vibration by applying bond-graphs method and its relevant simulated program TUTSIM.

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  • 本文系统地分析研究了铁路列车引起振动周围自由场地建筑物影响

    In this paper, the propagation of train-induced vibrations and their influence rules in the surrounding free field and building are systematically analyzed.

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  • 本文提出了一种分析列车、大跨度桁梁斜拉桥系统空间振动方法

    In the paper, a method for spatial vibration analysis of the system of train and long span steel trussed cable-stayed bridge is presented.

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  • 采用激光二维扫描技术实现了列车动态横向振动偏移量测试易于实施,数据准确,对制定合理的站台界限提供参考数据。

    The planar laser scanning technique described in this paper realizes the measurement of train dynamic transversal vibrations offset easily and exactly.

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  • 分析了国内外列车-轨道桥梁时变系统空间振动方程建立及其求解过程存在根本问题

    The fundamental problem in the establishment and solution to the spatial vibration equation of train-track (bridge) time-varying system at home and abroad is analyzed in detail.

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  • 通过对两座桥梁振动测试结果分析,发现列车编组桥梁振动响应影响,且这一现象过去常常被忽略。

    By examining the test results of vibration for a few Bridges, it is found that train formation has a strong effect on bridge vibration responses.

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  • 振动加速度峰值受轮轴荷载影响较大,基本上呈线性增加趋势;列车长度振动加速度影响较小。

    The effects on the ground vibration by the factors such as the length, the load and the speed of the train are analyzed.

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  • 利用地面车载测试系统列车车体表面、车厢内部、隧道壁面空气压力变化、隧道内列车、隧道口微气压和隧道壁面振动加速度参数进行测试

    Using the ground and vehicular test systems, many parameters such as pressure change, wind caused by train, micro-pressure wave and vibration acceleration of the wall of tunnel were tested.

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  • 列车运行速度振动速度、振动加速度影响比对应力、动变形的影响显著

    Train velocity has little influence on the dynamic stress and dynamic deformation of subgrade bed, but has obvious influence on vibrating velocity and vibrating acceleration.

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  • 通过铁路桥梁铁路线路附近两次现场试验研究列车对周围地面和邻近建筑物振动影响

    In this paper, the vibrations of ground and nearby buildings induced by moving trains are studied through field experiments.

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  • 论文的研究成果,有利于加深理解融化夹层多年冻土场地季节冻土场地路基列车行驶振动反应振害问题。

    The results are favorable for further understanding the vibration response and train-induced diseases of the subgrade both on permafrost site within thawing interlayers and seasonally frozen site.

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  • 做出正确适当环境振动评价首先掌握列车运行振动产生机理

    To get right proper evaluation of environment vibration, first of all we should master the mechanism of how the train induced vibration came into being .

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  • 获得轮轴轨道平顺用于列车-桥梁振动控制随机振动分析研究了轨道不平顺模拟方法

    To obtain rail irregularity samples for train-bridge vibration control and stochastic analyses, a simulation method of irregularities at all axles of a train was investigated.

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  • 计算列车引起地面振动分析隧道地基弹性隧道对地面振动响应影响

    The ground vibrations were calculated to analyze the influences of elastic modulus of soils and the burial depth of tunnels.

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  • 磁浮列车不会产生噪声振动具有安全高效等优点

    It doesn't produce noise and Vibration. It has advantages of security and high efficiency.

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  • 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.

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  • 因此研究地铁列车引起振动及减振方法不仅必要而且十分迫切

    So, research on the vibration induced by metro vehicle is urgent and important.

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  • 为了正确评价轨道沿线环境振动必要深入研究列车荷载作用下地基动力响应

    In order to evaluate the vibration along railway correctly, it is necessary to lucubrate the dynamic response of ground bearing the moving loads of vehicle.

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