train tunnel

The complex pressure field resulted from a high-speed train entering a tunnel was investigated based on the theory of aerodynamic sound.

应用气动声学理论对高速列车突入隧道引起的复杂压力场进行了研究。

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Development and Application of the Three-Dimensional Numerical Simulation System of Aerodynamic Effect Produced by High-Speed Train Passing a Tunnel

高速列车隧道空气动力学三维数值仿真系统的开发与应用

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Analytic Calculation of Piston Wind Velocity and Aerodynamic Drag in High-Speed Train Tunnel

高速铁路隧道内列车活塞风和空气阻力的解析计算

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Numerical study of pressure waves produced by a high-speed train through a tunnel based on varying flow cross-sectional area

基于变流通截面的高速铁路隧道单车压力波数值计算探讨

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If a train entered the tunnel, it would draw in fresh air behind it.

如果有一列火车开进隧道，它就把新鲜空气随之抽了进来。

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The train entered a tunnel.

火车进入隧道。

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Aerodynamics character model experiment analysis of high-speed train going through tunnel

高速列车进出隧道空气动力学特征模型实验分析

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To high-speed train, tunnel operation, exposed to strong crosswind conditions may produce significant aerodynamic load.

在列车以高速行驶、隧道运行、暴露于较强的侧风情况下可能产生明显的空气动力加载。

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Calculating Method of Pressure Wave by a High-speed Train through Tunnel Group

高速列车通过隧道群压力波计算方法初探

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In-situ vibration measurement and load simulation of the raising speed train in railway tunnel

铁路隧道提速列车振动测试与荷载模拟

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One dimensional unsteady flow induced by a high speed train entering a tunnel was numerically studied using the method of characteristics.

为了给我国的高速铁路设计提供理论依据，采用特征线法对高速列车进入隧道引起的一维非定常流动进行了数值研究。

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An experimental unit for measuring instantaneous speed of high speed train passing through tunnel with a photoelectrical switch is designed.

设计了一套采用光电开关测量高速列车进出隧道瞬时速度的实验装置。

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Study on Simulated Fire Experiment of Running Passenger Train in Tunnel

运行旅客列车隧道火灾模拟实验研究

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Then for two hours I kept walking in that dark train tunnel.

我在漆黑的火车隧道里行走了两个小时，最后我终于看见了远处的一丝光亮。

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An Experimental Unit for Measuring the Instantaneous Speed Of a High Speed Train Passing through Tunnel

高速列车进出隧道瞬时速度测量实验装置

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Theoretical Investigation of Compression Wave Induced by High-Speed Train Entering Tunnel

高速列车突入隧道引起的压缩波的理论研究

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Consequently, we use the numerical method to simulate the process of train entering tunnel.

本文运用数值方法对简化的二维轴对称列车模型进入隧道的过程进行了模拟，并对压缩波压强梯度进行了计算。

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Numerical simulation on an unsteady two-dimension flow produced by high-speed train passing a tunnel

高速列车穿越隧道的二维非定常流数值模拟

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Characteristics of Flow Field in Annulus Space between Train and Tunnel

列车与隧道环隙空间流场特性的研究

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Then, it is necessary to research the change when high-speed train running in tunnel.

因此研究高速列车在隧道内运行时空气压力波变化是一具有重要意义的课题。

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Micro-compression wave model experiment on the high-speed train entering tunnel

高速列车进入隧道产生的微气压波实验研究

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Aerodynamic Drag Calculation of the High-speed Train Running in Tunnel with Double Shafts

高速铁路双竖井隧道列车空气阻力计算

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The piston effect caused by train traveling in tunnel has significant influence on the air flow in the tunnel.

列车运行时的活塞效应对隧道内空气的流动特性有显著的影响。

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Study of Propagation Pattern of Pressure Waves Produced by Magnetically Levitated Train Passing a Tunnel

磁悬浮列车穿越隧道引起的压力波传播规律研究

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The aerodynamics and calculation of multi-body system dynamics were combined to study aerodynamic performance of high-speed train under the tunnel.

本文结合空气动力学、计算多体系统动力学对高速列车隧道气动性能进行了研究。

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Study on Numerical Simulation of Aerodynamic Drag of Train in Tunnel

隧道中列车空气阻力数值模拟研究

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Analysis of transient pressure induced by high-speed train passing a tunnel based on the second development of fluent

基于Fluent二次开发研究高速列车通过隧道时的瞬变压力

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The aerodynamic drag of train in tunnel is calculated on the basis of the mathematical model of turbulence.

对高速列车在隧道中行驶时所引起的湍流场进行了数值模拟，计算了列车所受到的空气阻力。

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Aerodynamics effect numeral simulation of high speed train passing through tunnel with mid-station

隧道中部存在车站时列车会车气动效应数值分析

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Shallow-water Simulation Experiment and Study of Pressure Waves Produced when a High Speed Train Enters a Tunnel

高速列车隧道压力波浅水槽模拟试验研究

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