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Keywords: supersonic flow
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Journal Articles
Article Type: Research Papers
J. Fluids Eng. November 2011, 133(11): 111102.
Published Online: October 24, 2011
... of a novel fluid impeller-based ejector. The authors’ motivation towards this study was in understanding the boundary conditions leading to spatial deterioration of pseudoblades. Flow around stationary, axisymmetrically aligned rotors (the ramp vane and double cone type), held in a primary supersonic flow...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. September 2011, 133(9): 091204.
Published Online: September 8, 2011
... of Launder consistently overestimates plume spreading for supersonic jets with exit Mach numbers in the range 1< M <2. They concluded that SCIPVIS code offers excellent potential for future incorporation into a program for shock noise estimation of supersonic flows. Panda [( 6 )] experimentally...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. June 2011, 133(6): 061102.
Published Online: June 15, 2011
... vortex behavior of density changes around the wing was found to be relatively inconsequential even at the higher end of the Mach scale investigated. By a freestream Mach number of 0.4 and at low clearances, local supersonic flow regions were established close to the suction peak of the lower wing surface...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. November 2010, 132(11): 111101.
Published Online: November 18, 2010
... of the stator. blades computational fluid dynamics Mach number nozzles rotational flow rotors shock waves stators subsonic flow supersonic flow transonic flow turbines High pressure gas turbines present considerable challenges to the designer because of the high aeromechanical loads...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. April 2010, 132(4): 041104.
Published Online: April 15, 2010
... yields better results than the shock unsteadiness correction. 26 06 2009 12 02 2010 15 04 2010 15 04 2010 finite volume methods flow simulation heat transfer jets shock wave effects supersonic flow turbulence The fouling of heat transfer surfaces in kraft...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. March 2010, 132(3): 031401.
Published Online: March 17, 2010
... and outer wall pressure profiles of the initial guess diffuser. 13 08 2009 16 01 2010 17 03 2010 17 03 2010 compressible flow pipe flow shock waves subsonic flow supersonic flow inverse design 2D ducts viscous incompressible flows flexible string algorithm...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. August 2008, 130(8): 081702.
Published Online: July 30, 2008
... the substrate stand-off distance from the nozzle exit. However, for a supersonic flow with shocks, due to the compression and expansion waves formed outside the nozzle, the peak pressure alternates by changing the location of the substrate. Pressure rise starts at a small distance from the substrate where...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. April 2008, 130(4): 041204.
Published Online: April 16, 2008
... the optimum ejector geometry and its corresponding maximum efficiency for particular operating conditions. 31 12 2006 04 10 2007 16 04 2008 boundary layers finite difference methods nozzles supersonic flow turbulence supersonic flow two-dimensional flow optimum ejector...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. March 2008, 130(3): 031106.
Published Online: March 11, 2008
... 2008 computational fluid dynamics nozzles shear turbulence spinning (textiles) supersonic flow vortices yarn fiber hollow spindle counter-rotating vortex pair (CVP) WSS MVS It is well known that Murata vortex yarn is formed by air vortex to entangle the fibers...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. June 2007, 129(6): 682–694.
Published Online: December 5, 2006
... transonic flow Navier-Stokes equations finite difference methods supersonic flow jets subsonic flow design engineering numerical simulation injection process transonic wind tunnel turbulent mixing layer Among the many ideas, processes, and capabilities that were introduced...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. January 2007, 129(1): 48–54.
Published Online: June 11, 2006
... plants vibrations flow instability supersonic flow control valve middle-opening CFD supersonic flow valve-attached flow In some cases, a steam control valve (Fig. 1 ) in a power plant causes large vibrations in the piping system that can be attributed to fluctuations generated...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. November 2006, 128(6): 1164–1171.
Published Online: May 14, 2006
...-vacuum condition ( 1 ). annular injection supersonic ejector second-throat aerodynamic choking hysteresis supersonic flow nozzles aerodynamics 15 03 2005 14 05 2006 Configurations of the ejector Primary nozzle area ratio, A Pe ∕ A P...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. September 2006, 128(5): 1074–1082.
Published Online: February 11, 2006
... turbulence supersonic flow vortices computational fluid dynamics numerical stability butterfly valve compressible flow aerodynamic torque bearing force CFD The objective of this study is to investigate the use of computational fluid dynamics (CFD) methods as applied to the flow...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. September 2006, 128(5): 976–986.
Published Online: January 28, 2006
... in the literature. The numerical study of the steady interaction leads to a suitable method for transpiration boundary conditions. The method applies to unsteady flows as well. Using the validated numerical method, we show that an unsteady shock boundary-layer interaction can occur in a supersonic flow over a flat...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. March 2006, 128(2): 284–296.
Published Online: August 30, 2005
... diffusion multiphase flow compressible flow subsonic flow supersonic flow shock tubes transonic flow cavitation compressible multiphase flows supercavitation high-speed water entry Supercavitation is a problem of great interest for many naval applications. Supercavitating torpedoes...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. November 2005, 127(6): 1071–1084.
Published Online: July 12, 2005
... in high-speed flows due to measurement difficulties. In the present paper an attempt is made to examine this practice by comparing data from an incompressible flow experiment designed specifically to correspond to an earlier experiment in supersonic flows. The comparison is made for a 75° sweptback delta...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. November 2005, 127(6): 1085–1094.
Published Online: July 5, 2005
... shear flow flow instability supersonic flow wakes Mach number flow visualisation stratified flow The behavior of compressible base flows has been a subject of research interest for many years, due to their applications in the flight of aerodynamic bodies, as well as in flame-holding...
Journal Articles
Article Type: Editorial
J. Fluids Eng. July 2005, 127(4): 629–630.
Published Online: July 1, 2005
...Subrata Roy computational fluid dynamics flow simulation drops two-phase flow boiling boundary-elements methods heat conduction convection compressible flow supersonic flow boundary layer turbulence Computational fluid dynamics (CFD) tools are the key for modern understanding...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. July 2005, 127(4): 761–769.
Published Online: April 8, 2005
...B. Umesh Chandra; S. R. Chakravarthy The focus of the present work is the acoustic oscillations exhibited by confined supersonic flow past a rectangular cavity of varying length-to-depth ( L ∕ D ) ratio, with a view to identify optimal dimensions for application in scramjet combustors. Experiments...
Journal Articles
Article Type: Article
J. Fluids Eng. November 2004, 126(6): 966–975.
Published Online: March 11, 2005
...S.-M. Li, Research Associate; T.-L. Chu, Graduate Student Research Assistant; Y.-S. Yoo, Research Associate; W. F. Ng, Endowed Professor A linear cascade experiment was conducted to investigate transonic and low supersonic flow losses of two nozzle blades for the steam turbines. In the experiment...