Results 81 to 90 of about 159,512 (193)

A new flow model for highly separated airfoil flows at low speeds [PDF]

open access: yes
An analytical model for separated airfoil flows is presented which is based on experimentally observed physical phenomena. These include a free stagnation point aft of the airfoil and a standing vortex in the separated region.
Naik, S. N., Zumwalt, G. W.
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

Pressure distributions from high Reynolds number transonic tests of an NACA 0012 airfoil in the Langley 0.3-meter transonic cryogenic tunnel [PDF]

open access: yes
Tests were conducted in the 2-D test section of the Langley 0.3-meter Transonic Cryogenic Tunnel on a NACA 0012 airfoil to obtain aerodynamic data as a part of the Advanced Technology Airfoil Test (ATAT) program.
Hill, Acquilla S.   +2 more
core   +1 more source

Cross-talk between topological defects in different fields revealed by nematic microfluidics [PDF]

open access: yes, 2017
Topological defects are singularities in material fields that play a vital role across a range of systems: from cosmic microwave background polarization to superconductors, and biological materials.
Giomi, Luca   +3 more
core   +3 more sources

Steady flow over triangular extended solid attached to square cylinder – A method to reduce drag

open access: yesAin Shams Engineering Journal, 2015
Numerical analysis of two dimensional steady flows over a triangular extended solid (thorn) attached to square cylinder positioned at front stagnation point and at rear stagnation point separately is reported at low Reynolds number (Re = 40).
Prasenjit Dey, Ajoy Kr. Das
doaj   +1 more source

On the horseshoe drag of a low-mass planet. II Migration in adiabatic disks

open access: yes, 2009
We evaluate the horseshoe drag exerted on a low-mass planet embedded in a gaseous disk, assuming the disk's flow in the coorbital region to be adiabatic.
Baruteau   +12 more
core   +1 more source

Extensional rheology and elastic instabilities of a wormlike micellar solution in a microfluidic cross-slot device [PDF]

open access: yes, 2012
Wormlike micellar surfactant solutions are encountered in a wide variety of important applications, including enhanced oil recovery and ink-jet printing, in which the fluids are subjected to high extensional strain rates.
Alves, M.A.   +4 more
core   +1 more source

Performance Enhancement of a Low-Pressure Ratio Centrifugal Compressor Stage with a Rotating Vaneless Diffuser by Impeller Disk Extended Shrouds

open access: yesJournal of Applied Fluid Mechanics, 2016
Numerical simulations have been carried out to examine the performance and flow parameters of forced rotating vaneless diffuser obtained by the extension of impeller disks of a low-pressure ratio shrouded type centrifugal compressor stage with diffuser ...
S. Seralathan, D. G. Roy Chowdhury
doaj  

Ultra-relativistic, neutrino driven flows in GRBs: A double transonic flow solution in Schwarzschild spacetime

open access: yes, 2013
The structure of a hydrodynamic, double transonic flow driven by neutrino annihilation in the polar region of a Schwarzschild black hole is computed for different energy deposition profiles.
Globus, Noemie, Levinson, Amir
core   +1 more source

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