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A General Expression for the Isentropic Stagnation Temperature of a Fluid

Nature, 1964
THE stagnation temperature of a fluid is commonly represented by the expression: where T, U and cp denote the temperature, velocity and specific heat at constant pressure, and the subscripts 0 and ∞ refer to the stagnation point and free stream, respectively.
exaly   +2 more sources

Time-resolved stagnation temperature measurements in hypersonic flows using surface junction thermocouples [PDF]

open access: yesExperimental Thermal and Fluid Science, 2020
Fast-response coaxial surface junction thermocouples have been used to measure time-resolved stagnation temperature of the Mach 6 flow produced by the University of Southern Queensland’s hypersonic wind tunnel, TUSQ. The piston compression and the nozzle
David Buttsworth   +2 more
exaly   +2 more sources

Stagnation and Bulk Mean Temperature

2021
Earlier we have described various methods of temperature measurement. We have also discussed the measurement of temperature of a moving fluid, essentially at low velocities. However, when flow velocities of a gas are high (as, for example, in high subsonic or supersonic flows) the temperature of the gas under stagnation conditions is higher than the ...
openaire   +1 more source

Stagnation flow with a temperature-dependent viscosity

Journal of Fluid Mechanics, 1983
In this paper we derive solutions for two stagnation flows of an incompressible Newtonian fluid with infinite Prandtl number and exponentially temperature-dependent viscosity. The two stagnation flows are the impingement of a hot fluid against a cold wall and against a cold half-space of the same material.
Emerman, Steven H., Turcotte, D. L.
openaire   +2 more sources

Radiation limitation of stagnation temperature in high temperature selective absorbers

Solar Energy, 1992
Abstract A sharp-cutoff wavelength high temperature selective surface has been modelled, with a view to determining the stagnation temperature as well as the likely operating temperature. It has been found that, under conditions of low optical concentration, a solar collector receiver coated in a sharp-cutoff surface may be able to operate with ...
D.R. Mills, A.G. Monger
openaire   +1 more source

Velocity and Temperature Profiles for Stagnation Film Cooling

Journal of Turbomachinery, 1991
Experiments were conducted for film cooling through rows of slanted holes into the stagnation region of a two-dimensional blunt body with a circular leading edge. The rows were located at ± 15 deg +44 deg from stagnation. The holes in each row were spaced four hole diameters apart and were angled 30 deg to the surface in the spanwise direction ...
R. E. Mayle, A. Anderson
openaire   +1 more source

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