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TECHNICAL PAPERS

Mixing and Entrainment Characteristics of Circular and Noncircular Confined Jets

[+] Author and Article Information
Ghanshyam Singh, T. Sundararajan, K. A. Bhaskaran

Department of Mechanical Engineering, Indian Institute of Technonogy Madras, Chennai 36, India

J. Fluids Eng 125(5), 835-842 (Oct 07, 2003) (8 pages) doi:10.1115/1.1595676 History: Received April 25, 2002; Revised March 03, 2003; Online October 07, 2003
Copyright © 2003 by ASME
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References

Rajaratnam, N., 1976, Developments in Water Science: Turbulent Jets, Elsevier, Amsterdam.
Craya,  A., and Curtet,  R., 1955, “On the Spreading of a Confined Jet,” C.R. Acad. Sci. Paris, 241 (1), pp. 621–622.
Becker, H. A., Hottel, H. C., and Williams, G. C., 1963, “Mixing and Flow in Ducted Turbulent Jets,” 9th Int. Symp. Combustion, The Combustion Institute, Pittsburgh, PA, pp. 7–20.
Prichard, R., Guy, J. J., and Conner, N. E., 1977, Industrial Gas Utilization, Bowker, New Providence, NJ.
Singh,  G., Sundararajan,  T., and Shet,  U. S. P., 1999, “Entrainment and Mixing Studies for a Variable Density Confined Jet,” Numer. Heat Transfer, Part A, 35, pp. 205–223.
Miller,  R. S., Madina,  C. K., and Givi,  P., 1995, “Numerical Simulation of Non-circular Jets,” Comput. Fluids, 24(1), pp. 1–25.
Dahm,  W. J. A., and Dimotakis,  P. E., 1987, “Measurements of Entrainment and Mixing in Turbulent Jets,” AIAA J., 25, pp. 1216–1223.
Zaman,  K. B. M., and Hussain,  A. K. M. F., 1980, “Vortex Pairing in a Circular Jet Under Controlled Excitation,” J. Fluid Mech., 101, pp. 449–491.
Zaman,  K. B. M., and Hussain,  A. K. M. F., 1981, “Turbulence Suppression in Free Shear Flows by Controlled Excitation,” J. Fluid Mech., 103, pp. 133–159.
Husain, H. S., Bridges, J. E., and Hussain, A. K. M. F., 1988, “Turbulence Management in Free Shear Flows by Control of Coherent Structures,” Transport Phenomena in Turbulent Flows, M. Hirata and N. Kasagi, eds., Hemisphere, Washington, DC, pp. 11–130.
Martin,  J. E., and Meiburg,  E., 1988, “Numerical Investigation of Three-Dimensionally Evolving Jets Subjected to Axisymmetric and Azimuthal Perturbations,” J. Fluid Mech., 230, pp. 271–318.
Tong,  C., and Warhaft,  Z., 1994, “Turbulence Suppression in a Jet by Means of Fine Ring,” Phys. Fluids, 6, pp. 328–334.
Rajagopalan,  S., and Antonia,  R. A., 1998, “Turbulence Reduction in the Mixing Layer of a Plane Jet Using Small Cylinders,” Exp. Fluids, 25, pp. 96–103.
Olsen, J. F., Rajagopalan, S., and Antonia, R. A., 1999, “Influence of Stationary and Rotating Cylinders on a Turbulent Plane Jet,” Engineering Turbulence Modeling and Experiments, W. Rodi and M. Laurence, eds., Elsevier, New York, 4 , pp. 423–442.
Krothapalli,  A., Baganoff,  D., and Karamcheti,  K., 1981, “On the Mixing of Rectangular Jets,” J. Fluid Mech., 107, pp. 201–220.
Vandersburger,  U., and Ding,  C., 1995, “Self-Excited Wire Method for the Control of Turbulent Mixing Layers,” AIAA J., 33, pp. 1032–1037.
Tam,  C. K. W., 1998, “Influence of Nozzle Geometry on the Noise of High Speed Jets,” AIAA J., 8, pp. 1396–1400.
Gutmark,  E. J., and Grinstein,  F. F., 1999, “Flow Control With Non-Circular Jets,” Annu. Rev. Fluid Mech., 31, pp. 239–272.
Kolluri,  P., Kamal,  A., and Gollahalli,  S. R., 1996, “Application of Noncircular Primary-Air Inlet Geometries in the Inshot Burners of Residential Gas Furnaces,” ASME J. Energy Resour. Technol., 118, pp. 58–64.
Mi,  J., Nathan,  G. J., and Luxton,  R. E., 2000, “Centerline Mixing Characteristics of Jets From Nine Differently Shaped Nozzles,” Exp. Fluids, 28, pp. 93–94.
Husain,  H. S., and Hussain,  A. K. M. F., 1989, “Elliptic Jets. Part 1. Characteristics of Unexcited and Excited Jets,” J. Fluid Mech., 208, pp. 257–320.
Ho,  C. M., and Gutmark,  E., 1987, “Vortex Induction and Mass Entrainment in a Small-Aspect-Ratio Elliptic Jet,” J. Fluid Mech., 179, pp. 383–405.

Figures

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Schematic diagram of the experimental setup
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Dimensions of various jets used in the study
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Measurement stencil, showing radial interval for different planes. (The corresponding axial locations are indicated below each stencil.)
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Comparison between experiments and Pritchard’s relation
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Velocity profile on major and minor axis for various jets
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Centerline velocity decay
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Jet half-width variation for mixing tube diameter 39 mm (Dt/Dj=13)
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Comparisons of spread rates along two planes. 39 mm.
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Entrainment variation with jet location
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Parity plot showing comparison between correlation and experimental data

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