Momentum Flux in Plane, Parallel Jets

[+] Author and Article Information
Robert E. Spall, Elgin A. Anderson, Jeffrey Allen

Department of Mechanical and Aerospace Engineering, UMC 4130, Utah State University, Logan, UT 84322-4130

J. Fluids Eng 126(4), 665-670 (Sep 10, 2004) (6 pages) doi:10.1115/1.1778717 History: Received April 04, 2003; Revised February 13, 2004; Online September 10, 2004
Copyright © 2004 by ASME
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Grahic Jump Location
Numerical results of term-by-term evaluation of integral equation, Eq. (6). (a) S/d=9 configuration. (b) Single jet configuration.
Grahic Jump Location
Sensitivity of streamwise momentum flux to variations in the jet inlet turbulence kinetic energy and dissipation rate boundary conditions
Grahic Jump Location
Sensitivity of the numerical solutions to grid resolution and the size of the computational domain for spacing S/d=9
Grahic Jump Location
Description of parallel jet flow field parameters and coordinate system
Grahic Jump Location
Representative computational grid (299×400) with contours of velocity magnitude superimposed for the S/d=9 configuration at Re=50,000. For purposes of clarity, every fourth grid line is plotted in each direction.
Grahic Jump Location
Comparison between numerical and experimental results for the time-averaged streamwise momentum flux, UU+uu, integrated over planes of constant x/d at S/d=5 (experimental data represented by symbols)



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