Research progress on train operation safety in Xinjiang railway under wind environment
Railway lines in the Xinjiang wind area face severe wind disasters year-round, which
seriously affects the safety and economy of the railway in China. Therefore, the wind …
seriously affects the safety and economy of the railway in China. Therefore, the wind …
Effect of the wind speed on aerodynamic behaviours during the acceleration of a high-speed train under crosswinds
D Zhou, C Xia, L Wu, S Meng - Journal of Wind Engineering and Industrial …, 2023 - Elsevier
A high-speed train that accelerates under crosswinds can potentially encounter dramatic
aerodynamic effects and safety risks. The goal of this study is to reveal the effect of wind …
aerodynamic effects and safety risks. The goal of this study is to reveal the effect of wind …
Effects of ground configurations on the slipstream and near wake of a high-speed train
The effects of ground configurations on the slipstream and near wake of a high-speed train
are numerically investigated with improved delayed detached eddy simulation (IDDES) …
are numerically investigated with improved delayed detached eddy simulation (IDDES) …
Comparison of aerodynamic performance of high-speed train driving on tunnel-bridge section under fluctuating winds based on three turbulence models
W Yang, H Yue, E Deng, X He, Y Zou… - Journal of Wind …, 2022 - Elsevier
The coupled effect of canyon winds and rapid switching of operating scenes deteriorate the
aerodynamic performance of the high-speed train (HST) running on the tunnel-bridge …
aerodynamic performance of the high-speed train (HST) running on the tunnel-bridge …
Aerodynamic influences of bogie's geometric complexity on high-speed trains under crosswind
The geometries of bogies have a significant influence on the aerodynamic performances of
high-speed trains (HSTs) in crosswinds, especially for wind tunnel tests. The delayed …
high-speed trains (HSTs) in crosswinds, especially for wind tunnel tests. The delayed …
Comparative analysis of the effect of different nose lengths on train aerodynamic performance under crosswind
This study investigated the aerodynamic performances of four trains with different nose
lengths (4, 7, 9 and 12 m) under strong crosswind using the detached eddy simulation (DES) …
lengths (4, 7, 9 and 12 m) under strong crosswind using the detached eddy simulation (DES) …
The effect of bogie fairings on the slipstream and wake flow of a high-speed train. An IDDES study
In this study, an improved delayed detached eddy simulation (IDDES) method based on
shear-stress transport k-ω turbulence model has been used to investigate the slipstream and …
shear-stress transport k-ω turbulence model has been used to investigate the slipstream and …
[HTML][HTML] Aerodynamic characteristics of double-connected train groups composed of different kinds of high-speed trains under crosswinds: A comparison study
As train speeds continuously increase, the crosswind stability of high-speed trains (HSTs)
has been a prominent research topic. Benefiting from advances in railway technology, the …
has been a prominent research topic. Benefiting from advances in railway technology, the …
Comparative study on the unsteady slipstream induced by a single train and two trains passing each other in a tunnel
The train-induced airflow in a tunnel has great significance for tunnel ventilation, fire rescue,
and equipment installations. In particular, the aerodynamic effects induced by two trains …
and equipment installations. In particular, the aerodynamic effects induced by two trains …
Dynamic analysis of the flow fields around single-and double-unit trains
With the increasing need for passenger transportation, the double-unit formation of high-
speed trains (HSTs) has been widely employed. However, the dynamic characteristics of the …
speed trains (HSTs) has been widely employed. However, the dynamic characteristics of the …