Hassan Hemida

Visar 24 publikationer

2010

LES study of the influence of the nose shape and yaw angles on flow structures around trains

Hassan Hemida, Sinisa Krajnovic
Journal of Wind Engineering and Industrial Aerodynamics. Vol. 98 (1), p. 34-46
Artikel i vetenskaplig tidskrift
2009

Exploring Flow Structures Around a Simplified ICE2 Train Subjected to a 30 Degree Side Wind Using LES

Hassan Hemida, Sinisa Krajnovic
Engineering Applications of Computational Fluid Mechanics. Vol. 3 (1), p. 28-41
Artikel i vetenskaplig tidskrift
2009

Transient Simulation of the Aerodynamic Response of a Double-Deck Bus in Gusty Winds

Sinisa Krajnovic, Hassan Hemida
Journal of Fluids Engineering, Transactions of the ASME. Vol. 131 (3), p. 031101-
Artikel i vetenskaplig tidskrift
2008

Transient Simulation of the Aerodynamic Response of a Double-Deck Bus in Gusty Winds

Hassan Hemida, Sinisa Krajnovic
Journal of Fluids Engineering, Transactions of the ASME. Vol. 131 (3), p. 0311011-03110110
Artikel i vetenskaplig tidskrift
2008

LES Study of the Impact of the Wake Structures on the Aerodynamics of a Simplified ICE2 Train Subjected to a Side Wind

Hassan Hemida, Sinisa Krajnovic
4th International Conference on Computational Fluid Dynamics, ICCFD 2006; Ghent; Belgium; 10 July 2006 through 14 July 2006, p. 451-456
Paper i proceeding
2008

Local heat transfer enhancement around a matrix of wall-mounted cubes using passive flow control: Large-Eddy Simulations

Hassan Hemida, Franziska Spehr, Sinisa Krajnovic
International Journal of Heat and Fluid Flow. Vol. 29 (5), p. 1258-1267
Artikel i vetenskaplig tidskrift
2008

DES of the Flow Around a High Speed Train under the Influence of Wind Gusts

Sinisa Krajnovic, Johan Georgii, Hassan Hemida
7th International ERCOFTAC Symposium on “Engineering Turbulence Modelling and Measurements”, June 4-6, 2008, Limassol, Cyprus.
Paper i proceeding
2008

Optimization of the aerodynamic performance of vehicles using the z-f turbulence model and response surface models

Sinisa Krajnovic, Hassan Hemida, Branislav Basara et al
“Robust design through simulation”, Paris La Defense-Pole Leonard de Vinci, Paris, France, October 16th, 2008, p. 9-
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2008

LES Study of The Influence of a Train-Nose Shape on The Flow Structures Under the Influence of a Cross-Wind

Hassan Hemida, Sinisa Krajnovic
Journal of Fluid Engineering. Vol. 130 (9), p. 091101-
Artikel i vetenskaplig tidskrift
2007

LES Study of the Influence of the Vortex Generators on Cooling of Surface-Mounted Cubes

Hassan Hemida, Sinisa Krajnovic
Therma Issues in Emerging TEchnologies, ThETA 1, Cario, Egypt, 2007
Paper i proceeding
2007

DES of the Flow Around a Realistic Bus Model Subjected to a Side Wind with 30 Degree Yaw Angle

Hassan Hemida, Sinisa Krajnovic
The fifth IASME/WSEAS International Conference on Fluid Mechanics and Aerodynamics, Athens, Greece, 2007
Paper i proceeding
2007

LES study of the influence of the vortex generators on cooling of surface-mounted cubes

Hassan Hemida, Sinisa Krajnovic
1st International Conference on Thermal Issues in Emerging Technologies, Theory and Applications, Proceedings - ThETA1, Cairo, Egypt, 3-6 January 2007, p. 55-62
Paper i proceeding
2007

ON THE AERODYNAMICS OF HIGH SPEED TRAINS USING COMPUTER SIMULATIONS

Sinisa Krajnovic, Hassan Hemida
Proceedings of the EURNEX-ZEL 2007, 15th International Symposium, Towards more competitive European rail systems, Zilina, Zlovakia, 30-31 May 2007
Paper i proceeding
2006

Exploring the Flow Around a Generic High-Speed Train Under the Influence of Side Winds Using LES

Hassan Hemida, Sinisa Krajnovic
Fourth International Symposium on Computational Wind Engineering, July 16-19 Yokohama, Japan, 2006., p. 6-
Paper i proceeding
2006

Parallel CFD Computations of Cross-Wind Stability on an ICE2 Train

Hassan Hemida, Sinisa Krajnovic
PARA'06: Workshop on State-of-the-art in Scientific and Parallel Computing, Umeå, Sweden,2006
Paper i proceeding
2006

Numerical Study of the Unsteady Flow Structures Around Train-Shaped Body Subjected to Side Winds

Hassan Hemida, Sinisa Krajnovic
ECCOMAS CFD 2006, September 5-8, 2006, Egmond aan Zee, The Netherlands, 2006.
Paper i proceeding
2005

Time-Dependent Simulations for the Directional Stability of High Speed Trains Under the Influence of Cross Winds or Cruising Inside Tunnels

Sinisa Krajnovic, Hassan Hemida, Ben Diedrichs
FLUID DYNAMICS APPLICATIONS IN GROUND TRANSPORTATION: Simulation, a primary delepment tool in the automotive industry, Lyon, France, 26-27 October 2005
Paper i proceeding
2005

Large-Eddy Simulation of the Flow Around a Simplified High Speed Train Under the Influence of a Cross-Wind

Hassan Hemida, Sinisa Krajnovic, Lars Davidson
17th AIAA Computational Fluid Daynamic conference 6-9 June 2005, Toronto, Ontario Canada.
Paper i proceeding
2003

Steady-State Heat Transfer in Axi-Symmetric Induction Machines-Part II: Finite Element Impelementation and Testing

Hassan Hemida, Essam Hamdi
WSEAS Transactions on Systems. Vol. 2 (3), p. 8-
Artikel i vetenskaplig tidskrift
2003

Steady-State Heat Transfer in Axi-Symmetric Induction Machines-Part I: Finite Element Formulation

Hassan Hemida, Essam Hamdi
WSEAS Transactions on Systems. Vol. 2 (3), p. 8-
Artikel i vetenskaplig tidskrift
2002

Theoretical analysis of heat transfer in a laminar pulsating flow

Hassan Hemida, Mohamed-Nabil Sabry
International Journal of Heat and Mass Transfer. Vol. 45 (1), p. 1767-1780
Artikel i vetenskaplig tidskrift

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