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Sunday, May 17, 2020 | History

3 edition of Study of large-scale mixing in developing wakes behind streamlined bodies found in the catalog.

Study of large-scale mixing in developing wakes behind streamlined bodies

B. R. Ramaprian

Study of large-scale mixing in developing wakes behind streamlined bodies

final technical report

by B. R. Ramaprian

  • 165 Want to read
  • 35 Currently reading

Published by Iowa Institute of Hydraulic Research, the University of Iowa, NASA Ames Research Center in Iowa City, Iowa, [Moffett Field, Calif .
Written in English

    Subjects:
  • Wakes (Aerodynamics),
  • Wakes (Fluid dynamics),
  • Airfoils.,
  • Boundary layers.,
  • Mixing.,
  • Near wakes.,
  • Streamlined bodies.,
  • Two dimensional flow.

  • Edition Notes

    Microfiche. [Washington, D.C. : National Aeronautics and Space Administration], 1984. 1 microfiche.

    Statementby B. R. Ramaprian.
    SeriesNASA-CR -- 173478., NASA contractor report -- NASA CR-173478.
    ContributionsIowa Institute of Hydraulic Research., Ames Research Center.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL16154757M

    A.E Bayne is the editor in chief and publisher of Fredericksburg Literary and Art Review and is an organizing partner in the Fredericksburg Independent Book Festival. In this article, investigations have been carried out to decipher the effect of thermal buoyancy in a viscosity stratified flow field for a shear-thinning fluid flowing past a pair of heated side-b.

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Study of large-scale mixing in developing wakes behind streamlined bodies by B. R. Ramaprian Download PDF EPUB FB2

Get this from a library. Study of large-scale mixing in developing wakes behind streamlined bodies: final technical report. [B R Ramaprian; Iowa Institute of Hydraulic Research.; Ames Research Center.]. Wakes behind disk-shaped axisymmetric bodies of varying solidity are studied using flow visualization and two-dimensional Fourier decomposition of velocity measurements.

Evidence of a reverse flow region behind some of the bodies is observed to coincide with the presence of large-scale structures in the near and far wake. Fourier analysis shows that these large Cited by: Effect of small total pulse on development of a wake behind the self-propelled bodies Article in Thermophysics and Aeromechanics 16(4) December with 4.

experimentally studied for wakes behind very slender axisymmetric bodies in air by Sato & Okada [ 2 ]a t D / L = 2% in a Reynolds number range surrounding R L =. T1 - On the large-scale structures in two-dimensional, small-deficit, turbulent wakes.

AU - Wygnanski, W. AU - Champagne, F. AU - Marasli, B. PY - /7. Y1 - /7. N2 - A systematic study of two-dimensional, turbulent, small-deficit wakes was carried out to determine their structure and the universality of their self-preserving by: Which of the following examples best represents a geographic study on a large scale.

effects of global warming on the frequency of brush fires in Australia. effects of rising ocean levels on marine ecosystems. impact of introduced species on the native species of Australia. erosion of the North Carolina coastline. The present investigation discusses the resolution of the turbulent vortical motion behind two bluff bodies.

The LES results of the cylinder wake at Reynolds number of 5, showed good comparisons to the published experimental data in terms of the global and local wake characteristics such as the drag and base pressure coefficients, shedding frequencies, near.

This study investigated the unsteady acceleration aerodynamics of bluff bodies through the study of a channel mounted square cylinder undergoing free-stream acceleration of ±20 ms−2 with Reynolds numbers spanning × to × To achieve this, a numerical simulation was created with a commercial finite volume unstructured computational fluid dynamics code, Author: Brett Peters, Mesbah Uddin.

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The Effect of Base Slant Angle on the Flow Pattern and Drag of Three-Dimensional Bodies with Blunt Ends. In: Proc. of Symp. Aerod. Drag Mechanisms of Bluff Bodies and Road Vehicles.

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