Density effect on the mixing and the flow pattern of an impinging air-helium jet

Experimental Thermal and Fluid Science

Volumn 33, Issue 6, 2009, Pages 976-982

  Michaux, G ^a   Vauquelin, O ^b  

^a UNIVERSITÉ DE LA ROCHELLE   (France)

^b AIX MARSEILLE UNIVERSITÉ   (France)

Author keywords

Air helium mixture; Buoyancy flux; Density measurement; Flow pattern; Impinging jet; Mixing

Indexed keywords

BUOYANCY; DENSITY MEASUREMENT (SPECIFIC GRAVITY); FLOW VISUALIZATION; HELIUM; MIXING; MIXTURES; REYNOLDS NUMBER;

BUOYANCY FLUXES; DENSITY EFFECTS; HELIUM MIXTURES; HORIZONTAL WALLS; IMPINGING JET; MIXTURE DENSITY; PARTICULAR CONDITION; RICHARDSON NUMBER;

FLOW PATTERNS;

EID: 67649814687     PISSN: 08941777     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.expthermflusci.2009.04.003     Document Type: Article

References (16)

1. Turner J.S. Buoyant plumes and thermals. Annu. Rev. Fluid Mech. 1 (1969) 29-44
2. List E.J. Turbulent jets and plumes. Annu. Rev. Fluid Mech. 14 (1982) 189-212
3. Morton B.R., Taylor G.I., and Turner J.S. Turbulent gravitational convection from maintained and instantaneous sources. Proc. Roy. Soc. Lond. A 234 (1956) 1-23
4. Rooney G.G., and Linden P.F. Similarity considerations for non-Boussinesq plumes in an unstratified environment. J. Fluid Mech. 318 (1996) 237-250
5. Morton B.R. Forced plumes. J. Fluid Mech. 5 (1959) 151-163
6. Yildirim B.S., and Agrawal A.K. Full-field measurements of self-excited oscillations in momentum-dominated helium jets. Exp. Fluids 38 (2005) 161-173
7. Satti R.P., and Agrawal A.K. Flow structure in the near-field of buoyant low-density gas jets. Heat Fluid Flow 27 (2006) 336-347
8. Cetegen B.M., and Ahmed T.A. Experiments on the periodic instability of buoyant plumes and pool fires. Combust. Flame 93 (1993) 157-184
9. Cetegen B.M., and Kasper K.D. Experiments on the oscillatory behavior of buoyant plumes of helium and helium-air mixtures. Phys. Fluids 8 (1996) 2974-2984
10. Cetegen B.M. Behaviour of naturally unstable and periodically forced axisymmetric buoyant plumes of helium and helium-air mixtures. Phys. Fluids 9 (1997) 3742-3752
11. Alpert R.L. Turbulent ceiling-jet induced by large-scale fires. Combust. Sci. Technol. 11 (1975) 197-213
12. Heskestad G., and Delichatsios M.A. The initial convective flow in fire. Proceedings of the 17th International Symposium on Combust Science (1978), Combustion Institute, Pittsburg 1113-1123
13. Delichatsios M.A. The flow of fire gases under a beamed ceiling. Combust. Flame 43 (1981) 1-10
14. Folkard A.M. Laboratory observations of interactions of forced plumes with stratified shear layers. Fluid Dyn. Res. 26 (1999) 355-375
15. Elavarasan R., Bhat G.S., Narasimha R., and Prabhu A. An experimental study of a jet with local buoyancy enhancement. Fluid Dyn. Res. 16 (1995) 189-202
16. Beyler C.L. Fire plumes and ceiling jets. Fire Safety J. 11 (1986) 53-75