Impinging jet simulation of stationary down burst flow over topography

Wind and Structures, An International Journal

Volumn 10, Issue 5, 2007, Pages 437-462

  Mason, M S ^a   Wood, G S ^b   Fletcher, D F ^c  

^a UNIVERSITY OF SYDNEY   (Australia)

^b Cermak Peterka Petersen Pty Ltd   (Australia)

^c UNIVERSITY OF SYDNEY   (Australia)

Author keywords

Downburst; Impinging jet; Speed up; Topography

Indexed keywords

COMPUTER SIMULATION; JETS; MATHEMATICAL MODELS; VELOCITY MEASUREMENT;

DOWNBURST; IMPINGING JET; IMPINGING JET SIMULATION;

TOPOGRAPHY;

EID: 35349023096     PISSN: 12266116     EISSN: None     Source Type: Journal    
DOI: 10.12989/was.2007.10.5.437     Document Type: Article

References (49)

1. ANSYS (2007) 'ANSYS CFX User's Manual" see www.ansys.com/cfk.
2. Alahyari, A. and Longmire, E.K. (1995), "Dynamics of experimentally simulated microbursts", AIAA J., 33(11), 2128-2136.
3. Anderson, J.R., Orf, L.G. and Straka, J.M. (1992), "A 3-D model system for simulating thunderstorm microburst outflows", Meteorol. Atmos. Phys., 49(1-4), 123-131.
4. Bowen, A.J. and Lindley, D. (1977), "A wind tunnel investigation of the wind speed and turbulence characteristics close to the ground over various escarpment shapes", Boundary-Layer Met., 12(3), 259-271.
5. Bowen, A.J. (1983), "The prediction of mean wind speeds above simple 2D hill shapes", J. Wind Eng. Ind. Aerodyn., 15, 259-270.
6. Chay, M.T. and Letchford, C.W., (2002), "Pressure distributions on a cube in a simulated thunderstorm downburst. Part A: Stationary downburst observations", J. Wind Eng. Ind. Aerodyn., 90(7), 711-732.
7. Chay, M.T., Albermani, F. and Wilson, R. (2006), "Numerical and analytical simulation of downburst wind loads", Eng. Struct, 28(2), 240-254.
8. Choi, E.C.C. (2004), "Field measurement and experimental study of wind speed profile during thunderstorms", J. Wind Eng. Ind. Aerodyn., 92(3-4), 275-290.
9. Craft, T.J., Graham, L.J.W and Launder B.E. (1993), "Impinging jet studies for turbulence model assessment II. An examination of the performance of four turbulence models", Int. J. Heat Mass Transfer, 36(10), 2685-2697.
10. Fujita, T.T. (1981), "Tornadoes and downbursts in the context of generalized planetary scales", J. Atmos. Sci., 38(8), 1511-1534.
11. Fujita, T.T. (1985), "The downburst: microburst and macroburst", Satellite and Mesometeorology Research Project (SMRP) Research Paper 210, Dept. of Geophysical Sciences, Univ. of Chicago, 122 pages.
12. Fujita, T.T. (1986), "DFW Microburst; on August 2, 1985", Satellite and Mesometeorology Research Project (SMRP) Research Paper 217, Dept. of Geophysical Sciences, Univ. of Chicago, 154 pages.
13. Fujita, T.T. (1990), "Downburst: meteorological features and wind field characteristics", J. Wind Eng. Ind. Aerodyn., 36(1-3), 75-86.
14. th International Conference on Wind Engineering, Lubbock, June.
15. Hangan, H. and Xu, Z. (2005), "Scale and roughness effects in impinging jets with application to downburst simulations", Proceedings of 2005 Americas Conference on Wind Engineering, Baton Rouge, May.
16. Hjelmfelt, M.R. (1988), "Structure and life cycle of microburst outflows observed in Colorado", J. Applied Meteor, 27(8), 900-927.
17. Hjelmfelt, M.R., Roberts, R.D., Orville, H.D, Chen, J.P. and Kopp, F.J. (1989), "Observational and numerical study of a microburst line-producing storm", J. Atmos. Sci., 46(17), 2713-2744.
18. nd Australian Wind Engineering Society Workshop on Wind Engineering, Melbourne, February.
19. Holmes, J.D. (2003), "A re-analysis of recorded Extreme wind Speeds in region A", Aust. J. Struct. Eng., 4(1), 29-40.
20. Holmes, J.D., Baker, C.J., English, E.C and Choi, E.C.C. (2005), "Wind structure and codification", Wind Struct, 8(4), 235-250.
21. Kim, J. and Hangan, H. (2007), "Numerical simulations of impinging jets with application to downbursts", J. Wind Eng. Ind. Aerodyn., 95(4), 279-298.
22. Laufer, J. (1954), "The structure of turbulence in fully developed pipe flow", National Advisory Committee for Aeronautics, Report 1174, Washington.
23. Launder, B.E. and Spalding, D.B. (1974), "The numerical computation of turbulent flows", Comp. Meth. Appl. Mech. Engng, 3, 269-289.
24. Launder, B.E., Reece G.J. and Rodi W. (1975), "Progress in the development of a Reynolds-stress turbulence closure", J. Fluid Mech. 68(3), 537-566.
25. Launder, B.E. (Eds.) and Sandham, N.D. (Eds.) (2002), Closure strategies for turbulent and transitional flow, Cambridge University Press, Cambridge, UK.
26. Letchford, C.W. and Chay, M.T. (2002), "Pressure distributions on a cube in a simulated thunderstorm downburst. Part B: moving downburst observations", J. Wind Eng. Ind. Aerodyn., 90(7), 733-753.
27. th International Conference on Wind Engineering, Copenhagen, June.
28. Lin, WE. and Savory, E. (2006), "Large-scale quasi-steady modelling of a downburst outflow using a slot jet", Wind Struct., 9(6), 419-440.
29. Lundgren, T.S., Yao, J. and Mansour, N.N. (1992), "Microburst modelling and scaling", J. Fluid Mech., 239, 461-488.
30. Mason, M.S., Letchford, C.W and James, D.L. (2005), "Pulsed wall jet simulation of a stationary thunderstorm downburst, Part A: Physical structure and flow field characterisation", J. Wind Eng. Ind. Aerodyn., 93(7), 557-580.
31. th International Conference on Wind Engineering, Cairns, July, 1447-1454.
32. Menter, F.R. (1994), "Two-equation eddy-viscosity turbulence models for engineering applications", AIAA J., 32(8), 1598-1605.
33. Mousley, P. (2002), TFIProbe User's Guide, see www.turbulentflow.com.au.
34. Orf, L.G., Anderson, J.R. and Straka, J.M. (1996), "A three dimensional numerical analysis of colliding microburst outflow dynamics", J. Atmos. Sci., 53(17), 2490-2511.
35. Orf, L.G and Anderson, J.R. (1999), "A numerical study of traveling microbursts", J. Atmos. ScL, 127(6), 1244-1258.
36. Oseguera, R. and Bowles, R. (1988) "A simple, analytical 3-dimensional downburst model based on boundary layer stagnation flow", NASA TM, 100632.
37. Pearse, J.R., Lindley, D. and Stevenson, D.C (1981), "Wind flow over ridges in simulated atmospheric boundary layers", Boundary-layer Meteor, 21, 77-92.
38. Proctor, F.H. (1988), "Numerical simulation of an isolated microburst. Part I: Dynamics and structure", J. Atmos. Sci., 45(21), 3137-3160.
39. Proctor, F.H. (1989), "Numerical simulation of an isolated microburst. Part II: Sensitivity experiments", J. Atmos. Sci., 46(14), 2143-2165.
40. Selvam, R.P. and Holmes, J.D. (1992), "Numerical simulation of thunderstorm downdrafts", J. Wind Eng. Ind. Aerodyn., 41-44, 2817-2825.
41. Standards Australia (1989), AS 1170.2 - 1989: Minimum design loads on structures. Part 2: Wind loads, Standards Australia, Sydney.
42. Standards Australia/Standards New Zealand (2002), AS/NZS 1170.2:2002: Structural design actions. Part 2: Wind actions, Standards Australia/Standards New Zealand, Sydney.
43. Vieser, W., Esch, T. and Menter, F.R. (2004), "Heat transfer predictions using advanced two-equation turbulence models", CFX-VAL10/0404.
44. Vicroy, D.D. (1991), "A simple, analytical, axisymmetric microburst model for downdraft estimation", NASA-TM-104053.
45. Wilcox, D.C. (1986), "Multiscale model for turbulent flows", In AIAA 24th Aerospace Sciences Meeting, American Institute of Aeronautics and Astronautics.
46. Wood, G.S., Kwok, K.C.S., Motteram, N.A. and Fletcher, D.F. (2001), "Physical and numerical modelling of thunderstorm downbursts", J. Wind Eng. Ind. Aerodyn., 89(6), 535-552.
47. Yakhot, V., Orszag, S.A., Thangam, S., Gatski, T.B. and Speziale, C.G. (1992) "Development of turbulence models for shear flows by a double expansion technique", Phys. Fluids A, 4(7), 1510-1520.
48. Yao, J. and Lundgren, T.S. (1996), "Experimental investigation of microbursts", Exp. in Fluids, 21(1), 17-25.
49. Yap, C.R. (1987), "Turbulent heat and momentum transfer in recirculating and impinging flows", Ph.D. thesis, Faculty of Technology, University of Manchester.