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Book Some Turbulent Boundary layer Measurements Obtained from the Forebody of an Airplane at Mach Numbers Up to 1 72

Download or read book Some Turbulent Boundary layer Measurements Obtained from the Forebody of an Airplane at Mach Numbers Up to 1 72 written by Edwin J. Saltzman and published by . This book was released on 1970 with total page 52 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book NASA Technical Note

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  • Release : 1970
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  • Pages : 492 pages

Download or read book NASA Technical Note written by and published by . This book was released on 1970 with total page 492 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Comparisons of Turbulent boundary layer Measurements at Mach Number 19 5 with Theory and an Assessment of Probe Errors

Download or read book Comparisons of Turbulent boundary layer Measurements at Mach Number 19 5 with Theory and an Assessment of Probe Errors written by Ivan E. Beckwith and published by . This book was released on 1971 with total page 100 pages. Available in PDF, EPUB and Kindle. Book excerpt: Measurements of total temperature and pitot pressure across boundary layer of test section wall of axisymmetric contoured nozzle at hypersonic speed in nitrogen.

Book Analytical  Numerical  and Experimental Results on Turbulent Boundary Layers

Download or read book Analytical Numerical and Experimental Results on Turbulent Boundary Layers written by David L. Whitfield and published by . This book was released on 1976 with total page 108 pages. Available in PDF, EPUB and Kindle. Book excerpt: This report describes the results of analytical, numerical, and experimental investigations of incompressible and compressible boundary layers. The subjects considered are (1) Laminar and/or turbulent numerical boundary-layer calculations in which the Reynolds stress is related to the turbulent kinetic energy; (2) an analytical investigation of turbulence near a wall which is not founded on classical mixing-length theory; (3) analytical solutions for relating velocity and temperature throughout turbulent boundary layers for nonunity Prandtl numbers; (4) a description of the data reduction of pitot pressure measurements utilizing these analytical results, and (5) the application of the numerical and analytical results to the analysis of turbulent boundary-layer measurements made in the Propulsion Wind Tunnel Facility (PWT).

Book Turbulent Boundary Layer Measurements at Hypersonic Mach Numbers

Download or read book Turbulent Boundary Layer Measurements at Hypersonic Mach Numbers written by Anthony W. Fiore and published by . This book was released on 1970 with total page 87 pages. Available in PDF, EPUB and Kindle. Book excerpt: An experimental investigation was conducted to determine the structure and integrated properties of turbulent boundary layers at hypersonic speeds. These properties were deduced from pitot pressure and total temperature surveys made through the boundary layer at various locations on the wall of both a contoured and a conical nozzle. Tests were conducted at average Mach numbers of 11.89 and 10.83 respectively. The corresponding momentum Reynolds numbers ranged from 650 to approximately 1330. The data were obtained in the presence of both a favorable pressure gradient and heat transfer. The results indicate that the density distribution, the static temperature distribution, and the total enthalpy ratio versus the velocity ratio profiles through the boundary layer do not agree with the Crocco theory. The data also indicate that the sublayer is very thick and is approximately 25% as thick as the boundary layer itself. Depending upon the momentum Reynolds number, the sublayer can be either fully subsonic or partially subsonic and partially supersonic in nature. In addition, the transformed velocity profile data and the law of the wall in its incompressible form do not agree. Finally, the skin friction coefficient obtained from the Baronti-Libby transformation and Coles' law of corresponding stations is about 15% to 35% greater than that calculated using the Spalding-Chi semi-empirical technique. (Author).

Book Measurements of a Mach 4 9 Zero pressure gradient Turbulent Boundary Layer with Heat Yransfer

Download or read book Measurements of a Mach 4 9 Zero pressure gradient Turbulent Boundary Layer with Heat Yransfer written by Robert L. P. Voisinet and published by . This book was released on 1972 with total page 128 pages. Available in PDF, EPUB and Kindle. Book excerpt: The results of a detailed experimental investigation of the compressible turbulent boundary layer in a zero-pressure-gradient flow are presented for zero, moderate and severe heat-transfer conditions. The studies were conducted on a flat nozzle wall for a nominal Mach number of 4.9, at momentum thickness Reynolds numbers from 7,000. to 58,000. and at wall-to-adiabatic-wall temperature ratios of 1.0, 0.8 and 0.25. Complete profile measurements were taken with Pitot pressure probes and conical-equilibrium and fine-wire temperature probes. Furthermore, the wall shear and surface heat transfer were measured directly with a skin-friction balance and a heat-transfer gage, respectively. (Author Modified Abstract).

Book Fluctuating Properties of Turbulent Boundary Layers for Mach Numbers Up to 9

Download or read book Fluctuating Properties of Turbulent Boundary Layers for Mach Numbers Up to 9 written by William D. Harvey and published by . This book was released on 1969 with total page 60 pages. Available in PDF, EPUB and Kindle. Book excerpt: Fluctuating properties of turbulent boundary layers for Mach numbers up to 9.

Book Experimental Investigation of the Turbulent Boundary Layer at a Mach Number of 6 with Heat Transfer at High Reynolds Numbers

Download or read book Experimental Investigation of the Turbulent Boundary Layer at a Mach Number of 6 with Heat Transfer at High Reynolds Numbers written by Richard D. Samuels and published by . This book was released on 1967 with total page 82 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book A Flight Investigation of the Effect of Shape and Thickness of the Boundary Layer on the Pressure Distribution in the Presence of Shock

Download or read book A Flight Investigation of the Effect of Shape and Thickness of the Boundary Layer on the Pressure Distribution in the Presence of Shock written by Eziaslav N. Harrin and published by . This book was released on 1952 with total page 13 pages. Available in PDF, EPUB and Kindle. Book excerpt: An investigation was made in flight at free-stream Mach numbers up to about 0.77 to determine the effect of a laminar boundary layer and thin and thick turbulent boundary layers on the chordwise pressure distribution over an airfoil in the presence of shock at full-scale Reynolds numbers. Boundary-layer and pressure-distribution measurements were made on a short-span airfoil built around ar wing of a fighter plane. Boundary-layer Reynolds numbers (based on momentum thickness and flow parameters at the outer edge of the boundary layer) were about 3,000 for the laminar boundary layer and 10,000 for the thickest turbulent boundary layer with local Mach numbers ranging up to 1.3 and chord Reynolds numbers up to about 21,000,000.

Book Boundary layer Measurements in Accelerated Flows Near Mach 1

Download or read book Boundary layer Measurements in Accelerated Flows Near Mach 1 written by Howard L. Wesoky and published by . This book was released on 1967 with total page 40 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Atmospheric Turbulence Measurements Obtained from Airplane Operations at Altitudes Between 20 000 and 75 000 Feet for Several Areas in the Northern Hemisphere

Download or read book Atmospheric Turbulence Measurements Obtained from Airplane Operations at Altitudes Between 20 000 and 75 000 Feet for Several Areas in the Northern Hemisphere written by Thomas L. Coleman and published by . This book was released on 1960 with total page 32 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Comparisons of Turbulent boundary layer Measurements at Mach Number 19 5 with Theory and an Assessment of Probe Errors

Download or read book Comparisons of Turbulent boundary layer Measurements at Mach Number 19 5 with Theory and an Assessment of Probe Errors written by Ivan E. Beckwith and published by . This book was released on 1971 with total page 90 pages. Available in PDF, EPUB and Kindle. Book excerpt: Measurements of total temperature and pitot pressure across boundary layer of test section wall of axisymmetric contoured nozzle at hypersonic speed in nitrogen.

Book Turbulence  Heat transfer  and Boundary Layer Measurements in a Conical Nozzle with a Controlled Inlet Velocity Profile

Download or read book Turbulence Heat transfer and Boundary Layer Measurements in a Conical Nozzle with a Controlled Inlet Velocity Profile written by Donald R. Boldman and published by . This book was released on 1966 with total page 44 pages. Available in PDF, EPUB and Kindle. Book excerpt: