Numerical investigation on the aerodynamics of a simplified high-speed train under crosswinds

来源 :Theoretical & Applied Mechanics Letters | 被引量 : 0次 | 上传用户：rita88ye

【摘要】

：

The yaw effect of the side flow around a high-speed train is studied by means of large eddy simulation at two typical yaw angles of φ = 30° and 60°,

【作者】

：

Yueqing Zhuang Xiyun Lu

【机构】

：

DepartmentofModernMechanics

【出处】

：

Theoretical & Applied Mechanics Letters

【发表日期】

：

2015年5期

【关键词】

：

高速列车数值研究气动特性侧风频率范围偏航角大涡模拟频谱分析 High speed trainYaw effectLeading edge vort

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

The yaw effect of the side flow around a high-speed train is studied by means of large eddy simulation at two typical yaw angles of φ = 30° and 60°, respectively. Both the mean and fluctuating values of lift force and side force coefficients inc

其他文献

Subset-based local vs. finite element-based global digital image correlation： A comparison study

Being the two primary approaches for full-field kinematics measurements,both subset-based local digital image correlation(DIC) and finite element-based global DIC have been extensively studied.Nowaday

期刊

基于C/S模式和多线程的NCC在VSAT系统中的设计与实现

多业务稀路由卫星通信系统是卫星通信领域中的一个重要应用。网控中心是ＶＳＡＴ卫星通信系统的核心。讨论了一个基于Ｃ／Ｓ模式和多线程的ＮＣＣ的设计与实现。论文首先介绍子网控系统的体系结

期刊

卫星通信系统网控中心多线程可靠性VSATNCCvirtualtokenringclient/servemodemultithreadingre

Learning from bat： Aerodynamics of actively morphing wing

Different from birds and insects,bats have complex wing-deformation capacity to generate high aerodynamic forces.In flight,the actively morphing of bat wing inc

期刊

空气动力学变形能力蝙蝠学习持续时间机翼冲程飞行Bat flightMorphing wingLiftThrust

PMCS的作用意义及研究内容

介绍了ＰＭＣＳ的基本概念、作用意义和主要研究内容，说明了ＰＭＣＳ与软件无线电的关系以及开展ＰＭＣＳ工作的技术难点。

期刊

可编程模块化通信系统战术无线电台PMCSJTRSsoftwareradiotacticalradiomodularization

Numerical investigation of unsteady mixing mechanism in plate film cooling

A large-scale large eddy simulation in high performance personal computer clusters is carried out to present unsteady mixing mechanism of film cooling and the d

期刊

Fabrication of micro-scale gratings for moire method with a femtosecond laser

Fabrication of micro gratings using a femtosecond laser exposure system is experimentally investigated for the electron moiré method. Micro holes and lines

期刊

光栅制作飞秒激光微尺度扫描电子显微镜莫尔法曝光系统云纹法石英玻璃Micro-scale gratingFemtosecond laserMo

Modeling the mechanics of HMX detonation using a Taylor-Galerkin scheme

Design of energetic materials is an exciting area in mechanics and materials science. Energetic composite materials are used as propellants, explosives, and fue

期刊

Estimation of extreme wind speed in SCS and NWP by a non-stationary model

In offshore engineering design, it is considerably significant to have an adequately accurate estimation of marine environmental parameters, in particular, the

期刊

集值马尔可夫过程及其存在性

如同马尔可夫过程在随机过程理论中的重要性一样，集值马尔可夫过程在集值随机过程理论中也是非常重要的。但由于种种原因，到目前为止，集值马尔可夫过程能见到的研究成果还不多见

期刊

齐次集值马尔可夫过程存在性转移函数集值随机过程理论柯尔莫哥洛夫定理homogeneous set-valued Markov process exi

Enhancing heat transfer at the micro-scale using elastic turbulence

Small concentrations of a high-molecular-weight polymer have been used to create so-called 'elastic turbulence' in a micro-scale serpentine channel geom

期刊

弹性应力强化传热湍流微尺度微观尺度流体流动高分子量流线曲率Elastic turbulence Viscoelasticity Serpenti

Numerical investigation on the aerodynamics of a simplified high-speed train under crosswinds

与本文相关的学术论文