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

Journal of Wind Engineering and Industrial Aerodynamics

Volumn 98, Issue 1, 2010, Pages 34-46

  Hemida, Hassan ^a   Krajnović, Siniša ^a  

^a CHALMERS UNIVERSITY OF TECHNOLOGY   (Sweden)

Author keywords

LES; Side wind; Train aerodynamics; Wake structures

Indexed keywords

AERODYNAMICS; FLOW STRUCTURE; LARGE EDDY SIMULATION; REYNOLDS NUMBER; VORTEX FLOW; VORTEX SHEDDING; WAKES;

AERODYNAMIC COEFFICIENTS; FREE-STREAM VELOCITY; INSTANTANEOUS FLOW; RECIRCULATION REGIONS; SHEAR LAYER INSTABILITY; THREE-DIMENSIONAL FLOW; TRAIN AERODYNAMICS; WAKE STRUCTURES;

SHEAR FLOW;

EID: 71849103229     PISSN: 01676105     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jweia.2009.08.012     Document Type: Article

References (16)

1. Baker C. Some complex applications of the wind loading chain. Journal of Wind Engineering and Industrial Aerodynamics 91 (2003) 1791-1811
2. Baker C., Jones J., Lopez-Calleja F., and Munday J. Measurements of the cross wind forces on trains. Journal of Wind Engineering and Industrial Aerodynamics 92 (2004) 547-563
3. Chiu T.W. Prediction of the aerodynamic loads on a railway train in a cross-wind at large yaw angles using an integrated two- and three-dimensional source/vortex panel method. Journal of Wind Engineering and Industrial Aerodynamics 57 (1995) 19-39
4. {ring operator}. Journal of Wind Engineering and Industrial Aerodynamics 45 (1992) 47-74
5. Copley J.M. The three-dimensional flow around railway trains. Journal of Wind Engineering and Industrial Aerodynamics 26 (1987) 21-52
6. Diedrichs B. On computational fluid dynamics modelling of crosswind effects for high-speed rolling stock. IMechE 217 F (2003) 203-226
7. Hemida, H., Krajnović, S., Davidson, L., 2005. Large-eddy simulations of the flow around a simplified high speed train under the influence of a cross-wind. AIAA paper number AIAA-2005-5354.
8. Hoppmann U., Koenig S., Tielkes T., and Matschke G. A short-term strong wind prediction model for railway application: design and verification. Journal of Wind Engineering and Industrial Aerodynamics 90 (2002) 1127-1134
9. Khier W., Breuer M., and Durst F. Flow structure around trains under side wind conditions: a numerical study. Computers and Fluids 29 (2000) 179-195
10. Krajnović S., and Davidson L. Numerical study of the flow around the bus-shaped body. ASME: Journal of Fluids Engineering 125 (2003) 500-509
11. Krajnović, S., Davidson, L., 2004. Large eddy simulation of the flow around an Ahmed body. In: 2004 ASME Heat Transfer/Fluids Engineering Summer Conference, Charlotte, NC, USA.
12. Krajnović S., and Davidson L. Flow around a simplified car, part 1: large-eddy simulation. ASME: Journal of Fluids Engineering 127 (2005) 907-918
13. Krajnović S., and Davidson L. Flow around a simplified car, part 2: understanding the flow. ASME: Journal of Fluids Engineering 127 (2005) 919-928
14. Nilsson, H., Davidson, L., 1998. CALC-PVM: a parallel multiblock SIMPLE multiblock solver for turbulent flow in complex domains. Technical Report, Department of Thermo and Fluid Dynamics, Chalmers University of Technology, Gothenburg.
15. Sujudi, D., Haimes, R., 1995. Identification of swirling flow in 3-D vector fields. AIAA Paper AIAA 95-1715.
16. Suzuki M., Tanemoto K., and Maeda T. Aerodynamic characteristics of train/vehicles under cross winds. Journal of Wind Engineering and Industrial Aerodynamics 91 (2003) 209-218