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TECHNICAL PAPERS

Mixing Characteristics of Axisymmetric Free Jets From a Contoured Nozzle, an Orifice Plate and a Pipe

[+] Author and Article Information
J. Mi, G. J. Nathan, D. S. Nobes

Department of Mechanical Engineering, The University of Adelaide, South Australia 5005, Australia

J. Fluids Eng 123(4), 878-883 (Jun 29, 2001) (6 pages) doi:10.1115/1.1412460 History: Received March 22, 2000; Revised June 29, 2001
Copyright © 2001 by ASME
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References

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Figures

Grahic Jump Location
Radial profiles of velocity mean (U) and rms (u) values obtained at x/d=0.05 in the jets issuing from the contoured and pipe nozzles and at x/d=0.1 in the orifice jet. (a) U/Ucl; (b) u/Ucl.
Grahic Jump Location
Instantaneous planar images of the scalar fields of three jets issuing from (a) the contoured nozzle, (b) the orifice plate and (c) the long straight pipe
Grahic Jump Location
Normalized centerline mean temperature (Tcl) in three axisymmetric jets issuing from a contoured nozzle (○), an orifice plate (▪) and a long pipe (▿)
Grahic Jump Location
Normalized centerline rms temperature (θ) in three axisymmetric jets issuing from a contoured nozzle (○), an orifice plate (+) and a long pipe (▿)
Grahic Jump Location
Streamwise variations of the mean temperature half-widths (R1/2) of three axisymmetric jets issuing from a contoured nozzle (○), an orifice plate (▪) and a long pipe (▿)
Grahic Jump Location
Power spectra of the velocity fluctuations, Φu, obtained at x/d=3 in the shear-layers of axisymmetric jets issuing from a contoured nozzle, an orifice plate and a long pipe

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