Hostname: page-component-586b7cd67f-t7czq Total loading time: 0 Render date: 2024-11-28T23:10:59.938Z Has data issue: false hasContentIssue false

Simple Expressions for the Spread of Turbulent Jets

Published online by Cambridge University Press:  07 June 2016

L. J. S. Bradbury*
Affiliation:
Aeronautics Department, Imperial College of Science and Technology
Get access

Summary

Simple expressions are derived for predicting the spread of turbulent jets issuing into parallel moving airstreams. Difficulties with applying these expressions to practical problems are discussed and comparisons with experimental results are given.

Type
Research Article
Copyright
Copyright © Royal Aeronautical Society. 1967

Access options

Get access to the full version of this content by using one of the access options below. (Log in options will check for institutional or personal access. Content may require purchase if you do not have access.)

References

1. Wygnanski, I. The effect of jet entrainment on loss of thrust for a two-dimensional symmetrical jet-flap aerofoil. Aeronautical Quarterly, Vol. XVII p. 31, February 1966.CrossRefGoogle Scholar
2. Küchemann, D. and Weber, J. Aerodynamics of propulsion. McGraw-Hill, New York, 1953.Google Scholar
3. Bradbury, L. J. S. and Riley, J. The spread of a turbulent plane jet issuing into a parallel moving airstream. Journal of Fluid Mechanics, Vol. 27 p. 381, 1967.Google Scholar
4. Maczynski, J. F. J. A round jet in an ambient co-axial stream. Journal of Fluid Mechanics, Vol. 13 p. 597, 1962.CrossRefGoogle Scholar
5. Heskestad, G. Hot wire measurements in a plane turbulent jet. Journal of Applied Mechanics, Vol. 23 p. 721, 1965.Google Scholar
6. Bradbury, L. J. S. The structure of a self-preserving turbulent plane jet. Journal of Fluid Mechanics, Vol. 23 p. 31, 1965.Google Scholar
7. Johannesen, N. H. Further results on the mixing of free axially symmetrical jets at Mach number 1-4. ARC R & M 3292, 1962.Google Scholar
8. Corrsin, S. Investigation of the flow in an axially symmetric heated jet. NACA Wartime Report W-94.Google Scholar
9. Weinstein, A. S., Osterle, J. F. and Forstall, W. Momentum diffusion from a slot issuing into a moving secondary. Journal of Applied Mechanics, Vol 23 p. 437, 1956.Google Scholar
10. Weinstein, A. S., Osterle, J. F. and Forstall, W.. The distribution of temperature and velocity in a jet in still air and in a moving secondary. Unpublished RAE Note, 1945.Google Scholar