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Aerodynamic impact of train-induced wind on a moving motor-van

Jiajun HE; Huoyue XIANG; Yongle LI; Bin HAN

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 7, Pages 909-927 doi: 10.1007/s11709-022-0833-1

Abstract: The newly-built single-level rail-cum-road bridge brings the issue of the aerodynamic impact of train-inducedwind on road automobiles.an aerodynamic impact mechanism was explored; a relationship between the transverse distance between train

Keywords： rail-cum-road bridge aerodynamic impact train-induced wind CFD aerodynamic force quantitative analysis

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Analysis on running safety of train on the bridge considering sudden change of wind load caused by wind

Tian ZHANG, He XIA, Weiwei GUO

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 4, Pages 558-567 doi: 10.1007/s11709-017-0455-1

Abstract: The calculation formulae for change of wind load acting on the car-body are derived when a train movesof the train is analyzed.bridge with 100 m long double-side 3.5 m barrier, the response and the running safety indices of the trainThe running safety indices of train vehicle with sectional wind barriers are worse than those with fullwind barriers, and the difference increases rapidly with wind velocity.

Keywords： wind barrier sudden change of wind load dynamic response running safety comfort

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Hierarchical parameter estimation of DFIG and drive train system in a wind turbine generator

Xueping PAN, Ping JU, Feng WU, Yuqing JIN

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 3, Pages 367-376 doi: 10.1007/s11465-017-0429-y

Abstract: >A new hierarchical parameter estimation method for doubly fed induction generator (DFIG) and drive trainsystem in a wind turbine generator (WTG) is proposed in this paper.Firstly, the parameters of the DFIG and the drive train are estimated locally under different types ofcoordination estimation method is further applied to identify the parameters of the DFIG and the drive train

Keywords： wind turbine generator DFIG drive train system hierarchical parameter estimation method trajectory sensitivity

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Effects of elastic support on the dynamic behaviors of the wind turbine drive train

Shuaishuai WANG, Caichao ZHU, Chaosheng SONG, Huali HAN

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 3, Pages 348-356 doi: 10.1007/s11465-017-0420-7

Abstract:

The reliability and service life of wind turbines are influenced by the complex loading applied onthe hub, especially amidst a poor external wind environment.turbine drive train.turbine drive train.turbine drive train.

Keywords： wind turbine drive train elastic support dynamic behavior frequency response function

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Mean wind load induced incompatibility in nonlinear aeroelastic simulations of bridge spans

Zhitian ZHANG

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 3, Pages 605-617 doi: 10.1007/s11709-018-0499-x

Abstract: Mean wind response induced incompatibility and nonlinearity in bridge aerodynamics is discussed, wherethe mean wind and aeroelastic loads are applied simultaneously in time domain.loads, which leads to incorrect mean wind structural responses.It is shown that, in cases of low wind speeds, the IF-denoted model reflects correctly the mean windinvestigated at both moderate and high wind speeds.

Keywords： bridge aerodynamics nonlinear aeroelastic model Pseudo-steady mean wind loads

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Dynamic response of a long span suspension bridge and running safety of a train under wind action

GUO Weiwei, XIA He, XU You-lin

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 1, Pages 71-79 doi: 10.1007/s11709-007-0007-1

Abstract: A dynamic analysis model of a wind-train-bridge system is established.The dynamic responses of the bridge and the train under wind action are analyzed.the vertical by the gravity loading of the moving train.The running safeties of the train vehicles are much affected by wind.Under wind conditions of 30 40 m/s, the offload factors, derail factors and overturn factors of the train

Keywords： rotational offload vertical m/s attention

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Running train induced vibrations and noises of elevated railway structures and their influences on environment

He XIA, Fei GAO, Xuan WU, Nan ZHANG, Guido DE ROECK, Geert DEGRANDE

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 1, Pages 9-17 doi: 10.1007/s11709-009-0010-9

Abstract: The generation mechanism of vibrations and noise of elevated structures induced by trains were investigatedThe noise induced by different types of elevated bridges, their influences on the environment and theFinally, several field measurements on train induced noises at the platforms of elevated subway stations

Keywords： railway elevated structure bridge station vibration noise environment

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Wind-induced vibration control of Hefei TV tower with fluid viscous damper

Zhiqiang ZHANG , Aiqun LI , Jianping HE , Jianlei WANG ,

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 3, Pages 249-254 doi: 10.1007/s11709-009-0038-x

Abstract: modeled as a 19-dimensional correlated random process, and the wind-induced vibration analysis of thetower subjected to dynamic wind load was further obtained.Finally, a dynamic model is proposed to study the wind-induced vibration control analysis using viscousfluid dampers, and the optimal damping coefficient is obtained regarding the wind-induced response ofThe wind-induced responses and the wind vibration input energy of the tower are decreased greatly by

Keywords： high-rise structure wind-induced response fluid viscous damper vibration control

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Control of wind-induced vibration of long-span bridges and tall buildings

GU Ming

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 1, Pages 51-62 doi: 10.1007/s11709-007-0005-3

Abstract: With the rapid increase in scales of structures, research on controlling wind-induced vibration of large-scaleFor wind-induced vibration of large-scale structures, vibration frequencies and damping modes vary withwind speed.A control strategy named sinusoidal reference strategy is developed for adaptive control of wind-inducedresults demonstrate that the proposed strategies can reduce vibration effectively, and can adapt to wind-induced

Keywords： torsional buffeting large-scale semiactive adjustable frequency building aeroelastic

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Wind resistance challenges and fundamental research on long-span bridges

Xiang Haifan,Ge Yaojun

Strategic Study of CAE 2011, Volume 13, Issue 9, Pages 8-21

Abstract: development of long span bridges in China, this paper focused on some engineering projects related to windthree types of long span bridges, including flutter instability and control of suspension bridges, windinduced vibration of cable-stayed bridges and control of wind-rain induced cable vibration, vortex sheddinginduced vibration of long stay cables.Except one example of vortex-induced vibration, long-span arch bridges have no wind resistance problems

Keywords： suspension bridge cable stayed bridge arch bridge flutter instability buffeting response vortex inducedvibration wind-rain induced vibration

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Development of research on aerodynamics of high-speed rails in China

Tian Hongqi

Strategic Study of CAE 2015, Volume 17, Issue 4, Pages 30-29

Abstract: improvement， and leadership of the research on aerodynamics of high-speed rails in China， which focuses on trainaerodynamics， vehicle-track-bridge-tunnel coupling aerodynamics， vehicle-wind-sand-rain-snow environmentalvehicle body stiffness/air tightness tests under alternating pressure， aero dynamical experiments in windenvironment， vision inspection systems， experimental platform for full-scale vehicles， private/public wind

Keywords： rail aerodynamics； high-speed rails； experimental platforms； research development； train aerodynamics； train/tunnel coupling aerodynamics； train/wind coupling aerodynamics； pantograph-catenary aerodynamics

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Study on train traction simulation of high speed motor train set

Kang Xiong

Strategic Study of CAE 2011, Volume 13, Issue 1, Pages 62-68

Abstract:

Train traction simulation of high speed motor train set has significantThe calculation method of train traction simulation of high speed motor train set is studied and itsdifferences with general train traction calculation and its relative key theories are provided.actual applications of Beijing—Shanghai high speed railway include: calculation of four different trainIt is concluded by applications that the method of train traction simulation of high speed motor train

Keywords： high speed motor train set traction simulation

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Wind-Tunnel Investigation of the Aerodynamic Performance of Surface-Modification Cables

Hiroshi Katsuchi, Hitoshi Yamada, Ippei Sakaki, Eiichi Okado

Engineering 2017, Volume 3, Issue 6, Pages 817-822 doi: 10.1016/j.eng.2017.09.001

Abstract:

The wind-induced vibration of stay cables of cable-stayed bridges, which includes rain-wind-inducedstability for RWIV of this cable was investigated with various flow angles and protuberance dimensions in a wind-tunnelthat the spiral protuberance cable is aerodynamically stable against both RWIV and DG for all test wind

Keywords： Rain-wind-induced vibration Dry galloping Stay cable Wind-tunnel test

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Robust train speed trajectory optimization: A stochastic constrained shortest path approach

Li WANG, Lixing YANG, Ziyou GAO, Yeran HUANG

Frontiers of Engineering Management 2017, Volume 4, Issue 4, Pages 408-417 doi: 10.15302/J-FEM-2017042

Abstract: Train speed trajectory optimization is a significant issue in railway traffic systems, and it plays a

Keywords： train speed trajectory optimization railway operation stochastic programming

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Machine learning for fault diagnosis of high-speed train traction systems: A review

Frontiers of Engineering Management doi: 10.1007/s42524-023-0256-2

Abstract: core component of HST, the reliability of the traction system has a substantially influence on the traindegrees of performance degradation and cause various failures, thus threatening the running safety of the train

Keywords： high-speed train traction systems machine learning fault diagnosis