Fluid dynamic performances of traditional and alternative jet fans in tunnel longitudinal ventilation systems

V Betta, F Cascetta, M Musto, G Rotondo - Tunnelling and Underground …, 2010 - Elsevier
This paper presents the results of a numerical investigation carried out on an alternative jet
fan, known in literature like Banana Jet®, and it compares its fluid dynamic performances to …

An improved correlation for pressure drop in a tunnel under traffic jam using CFD

E Eftekharian, O Abouali, G Ahmadi - Journal of Wind Engineering and …, 2015 - Elsevier
Undoubtedly, an accurate estimation of pressure drop due to vehicles can contribute to
correctly predicting the number of jet fans which ultimately leads to choosing the optimum …

CFD SIMULATION OF LONGITUDINAL VENTILATION SYSTEMS IN A SCALED SHORT TUNNEL.

S Karaaslan, E Hepkaya… - Journal of Thermal …, 2013 - search.ebscohost.com
In this study, a horseshoe cross-sectioned, short turmel was considered. To simulate fire
scenarios, a rectangular fire pool was placed in centreline of the tunnel floor. At different …

[引用][C] Simulating fires in tunnels using large eddy simulation

A Rahmani, P Carlotti, B Gay, M Buffat - International Conference Tunnel Safety and …, 2004

Fire dynamics simulator (version 4.0) simulation for tunnel fire scenarios with forced, transient, longitudinal ventilation flows

E Kim, JP Woycheese, NA Dembsey - Fire Technology, 2008 - Springer
In this study, a series of sensitivity analyses were conducted to evaluate a computational
fluid dynamic (CFD) model, Fire Dynamics Simulator (FDS) version 4.0, for tunnel fire …

[引用][C] Transient one-dimensional simulation for optimum road-tunnel ventilation

M Bettelini - ITA-AITES World Tunnel Congress, 2008

A comparative numerical study of turbulence models for the simulation of fire incidents: Application in ventilated tunnel fires

KG Stokos, SI Vrahliotis, TI Pappou… - Cogent …, 2015 - Taylor & Francis
The objective of this paper is to compare the overall performance of two turbulence models
used for the simulation of fire scenarios in ventilated tunnels. Two Reynolds Averaged …

Analysis of the computational simulation of fire in the tunnel

M Tadeusz, C Przemysław - Safety & Fire Technology, 2012 - cyberleninka.ru
MPI. Оказалось, что OpenMP версия не масштабировалась в проводимых
экспериментах. Сравнивая скорость расчетных процессоров от двух ведущих …

Integrating 1D and 3D modeling for the analysis of ventilation control in tunnels

S Cosentino, R Borchiellini, F Lupinacci… - Proceedings of CHT …, 2017 - dl.begellhouse.com
Computational fluid dynamics is widely used for the design and analysis of tunnel ventilation
systems, both in sanitary and emergency conditions. Nevertheless, complex physical …

The experimental investigation of jet fan aerodynamics using wind tunnel modeling

KR Mutama, AE Hall - 1996 - asmedigitalcollection.asme.org
Jet fan aerodynamic behavior was investigated using wind tunnel modeling. Conditions
were created to simulate mine and vehicular tunnel ventilation where these fans are finding …