CFD simulation of a hyperloop capsule inside a low-pressure environment using an aerodynamic compressor as propulsion and drag reduction method

F Lluesma-Rodríguez, T González, S Hoyas - Applied Sciences, 2021 - mdpi.com
Featured Application Hyperloop. Abstract One of the most restrictive conditions in ground
transportation at high speeds is aerodynamic drag. This is even more problematic when …

Analysis of the choking condition of one-dimensional diabatic flows with wall friction

A Ferrari, O Vento - Journal of Fluid Mechanics, 2023 - cambridge.org
The choking condition of a one-dimensional steady-state diabatic flow, with wall friction, of a
perfect gas through a constant cross-section pipe has been analysed by applying a recent …

Numerical parametric study on three-dimensional rectangular counter-flow thrust vectoring control

K Wu, G Zhang, TH Kim… - Proceedings of the …, 2020 - journals.sagepub.com
Recently, fluidic thrust vectoring control is popular for micro space launcher propulsion
systems due to its several advantages, such as fast dynamic responsiveness, better control …

A comparison of data reduction methods for average friction factor calculation of adiabatic gas flows in microchannels

D Rehman, GL Morini, C Hong - Micromachines, 2019 - mdpi.com
In this paper, a combined numerical and experimental approach for the estimation of the
average friction factor along adiabatic microchannels with compressible gas flows is …

Effects of mesh style and grid convergence on numerical simulation accuracy of centrifugal pump

H Liu, M Liu, Y Bai, L Dong - Journal of Central South University, 2015 - Springer
In order to evaluate the effects of mesh generation techniques and grid convergence on
pump performance in centrifugal pump model, three widely used mesh styles including …

[HTML][HTML] Approximation of the Couette-Poiseuille flow on an annular domain in compressible regime for a hyperloop pod

F Lluesma-Rodríguez, S Hoyas - Results in Engineering, 2024 - Elsevier
Fanno flow is one of the most studied problems in fluid mechanics, as it models the pressure
losses on domains in which the characteristic length is considerably lower than the height …

Effects of choking on flow and heat transfer in micro-channels

V Lijo, HD Kim, T Setoguchi - International journal of heat and mass transfer, 2012 - Elsevier
The gas flows through micro-channels are encountered in many engineering applications
such as the cooling devices of electronic chips, semiconductors, micro-electro-mechanical …

Aerodynamics Performance of Air-Breathing Multiple-Vehicle Hyperloop System

S Alzhrani, MM Abdulla, KA Juhany, I AlQadi - Arabian Journal for Science …, 2024 - Springer
This paper investigates the aerodynamic performance of a system of multiple vehicles
(three) propelled by an electric fan/compressor system in a closed low-pressure …

Visualization and analysis on the thrust vectoring control in three-dimensional dual-throat nozzles

K Wu, TH Kim, HD Kim - Journal of Visualization, 2021 - Springer
The dual-throat vectoring nozzle is an efficient technique utilizing less high-pressure
secondary streams to control mainstream deflections flexibly. In this article, three …

Analysis of submerged single and twin gas jet injection using URANS-CFD simulations

A Valencia - European Journal of Mechanics-B/Fluids, 2021 - Elsevier
This paper addresses the analysis and characteristics of submerged underexpanded air jets
injected into water by means of single and twin tuyeres (ie straight tubes). First, a …