... 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...

... profile are shown. It is also concluded that during injection locations of shock cells do not vary with pressure ratios while are affected by exit velocity. 20 12 2010 01 08 2011 08 09 2011 08 09 2011 jets shock waves supersonic flow turbulence transient injection...

... 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...

... for supersonic flow. Observing the contour plots in Fig. 9 , the main differences are concentrated in the subsonic region dominated by the wake (dotted line). For both transonic and supersonic cases, a low negative loss coefficient, which can be detected in the so-called free wake regions, indicates a positive...

... 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...

... compressible flow pipe flow shock waves subsonic flow supersonic flow inverse design 2D ducts viscous incompressible flows flexible string algorithm One of the optimal shape design methods is the surface shape design (SSD), which in fluid flow problems usually involves finding a shape...

.... Pressure, temperature, and Mach number plots (distances shown are from nozzle exit, cm) confined flow nozzles shock waves sprays supersonic flow turbulence two-phase flow cold spray fluid dynamics numerical modeling particle dynamics shock-particle interaction Particle-laden...

... 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...

... computational fluid dynamics nozzles shear turbulence spinning (textiles) supersonic flow vortices yarn fiber hollow spindle counter-rotating vortex pair (CVP) WSS MVS At present, most of the information available in the literature on MVS is related to the yarn structure ( 3 4 5...

.... Many interesting physical aspects are discussed, and among them, the formation of three-dimensional shocks’ and expansions’ “domes” wind tunnels transonic flow Navier-Stokes equations finite difference methods supersonic flow jets subsonic flow design engineering The flow...

... 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...

.... The predicted secondary flow pressure agrees reasonably well with the measurement for a small contraction angle of the mixing chamber. 15 03 2005 14 05 2006 supersonic flow nozzles aerodynamics annular injection supersonic ejector second-throat aerodynamic choking hysteresis...

... flow pipe flow valves drag turbulence supersonic flow vortices computational fluid dynamics numerical stability Illustrates the biconvex circular-arc disk (BiCAD) with a 0.18 aspect ratio (ASR), which was modeled after the test disk of Morris ( 1 ). The coordinate x measures from...

... 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...

... Paper No. 2004-2643. 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...

... 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...

... of the wake indicates that the septum actively entrains fluid from the recirculation region, which helps to explain the low base pressure for this wake compared to that for a corresponding axisymmetric wake. 02 08 2004 05 07 2005 shear flow flow instability supersonic flow wakes Mach...

...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...

...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...

...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...