HQ Tian - Transportation Safety and Environment, 2019 - trid.trb.org
High-speed railway aerodynamics is the key basic science for solving the bottleneck problem of high-speed railway development. This paper systematically summarizes the …
J Niu, Y Sui, Q Yu, X Cao, Y Yuan - Energy and Built Environment, 2020 - Elsevier
The coupling and complexity of railway train/tunnel system are further aggravated by increasing train speed, which produces a series of aerodynamics problems, such as …
J Niu, D Zhou, X Liang, T Liu, S Liu - Tunnelling and Underground Space …, 2017 - Elsevier
As a fast and efficient short distance transportation means, the subway line has been built and expanded in an increasing number of cities. The pressure in the tunnel fluctuates …
L Zhang, M Yang, X Liang, J Zhang - Journal of Wind Engineering and …, 2017 - Elsevier
The objective of this study was to investigate the effects of oblique tunnel portals on train and tunnel aerodynamics using a 1: 20 scale moving model device. Transient pressure and …
J Niu, D Zhou, X Liang, S Liu, T Liu - Journal of Wind Engineering and …, 2018 - Elsevier
With an increase in train speed, the aerodynamic effects caused by the train could escalate, especially for a train running in a tunnel. A number of large transient pressure waves are …
As a high-speed train passes through a tunnel, the intense aerodynamic pressure wave outside the train penetrates into the passenger compartments, changing the pressure …
T Miyachi, T Fukuda - Tunnelling and Underground Space Technology, 2021 - Elsevier
Optimization of tunnel hood openings is one of the most important technologies that has been developed to effectively reduce micro-pressure waves (MPWs) on high-speed railway …
J Niu, D Lv, R Li, D Zhou, Y Wang, X Yang - Structural and …, 2023 - Springer
This study attempts to employ a multi-objective optimization algorithm and surrogate model technology to deal with the reasonable matching of key aerodynamic parameters of railway …
L Zhang, K Thurow, N Stoll, H Liu - Journal of Wind Engineering and …, 2018 - Elsevier
Pressure gradient and micro-pressure wave induced by a high-speed train entering a tunnel were investigated for the parametric design of equal-transect oblique tunnel portal. A moving …