Results 81 to 90 of about 94,464 (247)

Low-temperature CO oxidation over Rh/Al2O3 in a stagnation-flow reactor

open access: hybrid, 2022
Nawaf M. Alghamdi   +4 more
openalex   +2 more sources

Turbulence and surface heat transfer near the stagnation point of a circular cylinder in turbulent flow [PDF]

open access: yes
A turbulent boundary layer flow analysis of the momentum and thermal flow fields near the forward stagnation point due to a circular cylinder in turbulent cross flow is presented.
Wang, C. R.
core   +1 more source

On the Hydrodynamic Interplay Between a Young Nuclear Starburst and a Central Super Massive Black Hole

open access: yes, 2010
We present 1D numerical simulations, which consider the effects of radiative cooling and gravity on the hydrodynamics of the matter reinserted by stellar winds and supernovae within young nuclear starbursts with a central supermassive black hole (SMBH ...
Alexander   +33 more
core   +1 more source

Simulation of flight test conditions in the Langley pilot transonic cryogenic tunnel [PDF]

open access: yes
The theory and advantages of the cryogenic tunnel concept are briefly reviewed. The unique ability to vary temperature independently of pressure and Mach number allows, in addition to large reductions in model loads and tunnel power, the independent ...
Adcock, J. B.   +2 more
core   +1 more source

The pressure confined wind of the massive and compact superstar cluster M82-A1

open access: yes, 2007
The observed parameters of the young superstar cluster M82-A1 and its associated compact HII region are here shown to indicate a low heating efficiency or immediate loss, through radiative cooling, of a large fraction of the energy inserted by stellar ...
Casiana Munoz‐Tunon   +4 more
core   +1 more source

Maximum two-phase flow rates of subcooled nitrogen through a sharp-edged orifice [PDF]

open access: yes
Data are presented of an experiment in which subcooled liquid nitrogen was discharged through a sharp-edged orifice at flow rates near the maximum.
Simoneau, R. J.
core   +1 more source

Stagnation-point flow of second grade nanofluid towards a nonlinear stretching surface with variable thickness

open access: yesResults in Physics, 2017
This paper investigates the stagnation point flow of second grade nanomaterial towards a nonlinear stretching surface subject to variable surface thickness.
Rai Sajjad Saif   +4 more
doaj   +1 more source

The NASA Langley Research Center 0.3-meter transonic cryogenic tunnel T-P/Re-M controller manual [PDF]

open access: yes
A new microcomputer based controller for the 0.3-m Transonic Cryogenic Tunnel (TCT) has been commissioned in 1988 and has reliably operated for more than a year.
Balakrishna, S., Kilgore, W. Allen
core   +1 more source

A general method for unsteady stagnation region heat transfer and results for model turbine flows [PDF]

open access: yes, 1987
Recent experiments suggest that the heat-transfer characteristics of stator blades are influenced by the frequency of passing of upstream rotor blades. The calculation of these effects requires that the movement of the stagnation point with variations in
Cebeci, Tuncer   +3 more
core   +1 more source

Heat propagation phenomenon of compressed natural gas /air premixed laminar flame impinging on a flat surface

open access: yesCase Studies in Thermal Engineering
In this paper the heat transfer characteristics have been determined theoretically using heat propagation phenomena of compressed natural gas (CNG)/air premixed laminar flames impinging on flat surfaces. Effects of varied equivalence ratios (Ф), Reynolds
Kashinath Dhamudia   +7 more
doaj   +1 more source

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